CN103797880A - Transmission control methoc, device, and system - Google Patents

Abstract

The embodiment of the invention provides a transmission control methoc, device, and system, and relates to communicaiton field. The method may support DPS/DPB and JT technology so as to improve the compatibility of the DPS/DPB and the JT technology. The method may comprises: that a wireless access device acquires first CQI, determines at least one CQI estimated value according to the first CQI, and selects one TP or one TP group from multiple candidate TPs for the UE in order to perform data transmission according to the first CQI and the determined at least one CQI estimated value, wherein the first CQI reflects the state of a channel from a service TP to the UE, each CQI estimated value reflects the state of a channel from a cooperative TP to the UE, or the state of an equivalent channel from a cooperative TP group to the UE, the TP group comprises multiple candidate TPs used for united transmission.

Description

A kind of transfer control method, Apparatus and system

Technical field

The present invention relates to the communications field, relate in particular to a kind of transfer control method, Apparatus and system.

Background technology

In recent years, along with LTE(Long Term Evolution, Long Term Evolution) development of technology, as the LTE-A(LTE-Advanced of the further evolution of LTE technology, the evolution version of LTE) arise at the historic moment.In order to meet higher power system capacity and coverage requirement, CoMP(coordinated Multi-point transmission, coordinated multipoint transmission) as effective interference coordination and multicast communication technology, become one of key characteristic of LTE-A.The main transmission policy of CoMP comprises DPS(Dynamic Point Selection, dynamic transmission point selection)/DPB(Dynamic Point Blanking, dynamic transmission point is idle), JT(Joint Transmission, joint transmission) etc.

DPS/DPB main technical principle is as follows: Access Network side (for example, base station) according to each TP(Transmission Point, transfer point) to UE(User Equipment, subscriber equipment) CSI(Channel State Information, channel condition information) select suitable TP to send data, control information still sends by Serving cell, i.e. DPS; Meanwhile, judge whether in some resource, to turn off part TP, i.e. DPB according to disturbed condition.

Know-why and the DPS/DPB of JT are similar, and difference is that the CSI that Access Network lateral root is organized UE according to TP selects suitable TP group to combine transmission data.

But in prior art, not all UE can support DPS/DPB and JT technology, causes this technical compatibility not good.For example, in 3GPP agreement, about the protocol version before the R11 version of LTE, UE only has one group or two groups of CSI to report, and Access Network side cannot obtain the CSI of each TP in collaboration set, so cannot carry out the judgement of DPS/DPB or JT.

Summary of the invention

Embodiments of the invention provide a kind of transfer control method, Apparatus and system, can support DPS/DPB and JT technology, thereby improve the compatibility of DPS/DPB and JT technology.

For achieving the above object, embodiments of the invention adopt following technical scheme:

First aspect, the embodiment of the present invention provides a kind of transfer control method, select at least one TP from multiple candidate's transfer point TP for user equipment (UE) for radio reception device, carry out transfer of data, described multiple candidate TP comprises service TP and at least one the cooperation TP of described UE, and described method comprises:

Radio reception device obtains the first channel quality indicator (CQI), and a described CQI reflection service TP is to the state of the channel of UE;

Described radio reception device is according to a described CQI, determine at least one CQI estimated value, cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Described radio reception device is according to a described CQI, and determined at least one CQI estimated value is carried out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

In the possible implementation of the first of first aspect, described radio reception device determines that the process of each CQI estimated value comprises:

Described radio reception device determines that the first signal that a described CQI is corresponding compares SINR with interference plus noise;

Described radio reception device, according to the Reference Signal Received Power RSRP obtaining, is adjusted a described SINR and is obtained the 2nd SINR;

Described radio reception device is determined the 2nd CQI that described the 2nd SINR is corresponding, and described the 2nd CQI is current definite CQI estimated value.

In conjunction with the possible implementation of the first of first aspect, in the possible implementation of the second, when cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this cooperation TP is current TP, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of first aspect, in the third possible implementation, when a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of aforesaid first aspect or first aspect to any implementation in the third possible implementation, in the 4th kind of possible implementation, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the pre-coding matrix indication PMI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the PMI of TP group, described radio reception device is using described acquired PMI as the required PMI of described transmission; Or

In the time that described radio reception device does not obtain the TP of selection or the PMI of TP group, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required.

In conjunction with the 4th kind of possible implementation of first aspect, in the 5th kind of possible implementation, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required, specifically comprises:

The index of Resource Block RB that described radio reception device takies according to Physical Downlink Shared Channel PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required.

In conjunction with the 5th kind of possible implementation of first aspect, in the 6th kind of possible implementation, the index of the RB that described radio reception device takies according to PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required, specifically comprises:

Described radio reception device is determined the initial pre-coding matrix indication of the circulation of current transmission time interval TTI PMI sequence number,

Described radio reception device, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, is determined respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described radio reception device, according to the quantity of described RB, is determined respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

In conjunction with the 5th kind of possible implementation or the 6th kind of possible implementation of first aspect, in the 7th kind of possible implementation, described radio reception device is determined the initial PMI sequence number of the circulation of current TTI, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determine respectively the described transmission required PMI corresponding with the index of described RB, specifically comprise:

Described radio reception device is according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation;

Described radio reception device is according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

In conjunction with any implementation in the possible seven kinds of possible implementations of implementation to the of the first of first aspect, in the 8th kind of possible implementation, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the order indication RI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the RI of TP group, described radio reception device is using described acquired RI as the required RI of described transmission; Or

In the time that described radio reception device does not obtain the RI of the TP of selection or TP group, described radio reception device is using a RI as the required RI of described transmission, and wherein, a described RI is the RI of the service TP that obtains of described radio reception device.

Second aspect, the embodiment of the present invention provides a kind of transfer control method, select at least one TP from multiple candidate TP for UE for radio reception device, carry out transfer of data, described multiple candidate TP comprises service TP, the first cooperation TP and at least one the second cooperation TP of described UE, and described method comprises:

Radio reception device obtains a CQI, and a described CQI reflection service TP is to the state of the channel of UE;

Described radio reception device obtains the 2nd CQI, and described the 2nd CQI reflection the first cooperation TP is to the state of the channel of described UE;

Described radio reception device is according to a described CQI, determine at least one CQI estimated value, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Described radio reception device, according to a described CQI, described the 2nd CQI and determined at least one CQI estimated value, carries out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

In the possible implementation of the first of second aspect, described radio reception device determines that the process of each CQI estimated value comprises:

Described radio reception device is determined the SINR that a described CQI is corresponding;

Described radio reception device, according to the RSRP obtaining, is adjusted a described SINR and is obtained the 2nd SINR;

Described radio reception device is determined the 3rd CQI that described the 2nd SINR is corresponding, and described the 3rd CQI is current definite CQI estimated value.

In conjunction with the possible implementation of the first of second aspect, in the possible implementation of the second, when one second cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this second cooperation TP is current TP, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of second aspect, in the third possible implementation, when a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of aforesaid second aspect or second aspect to any implementation in the third possible implementation, in the 4th kind of possible implementation, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the PMI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the PMI of TP group, described radio reception device is using described acquired PMI as the required PMI of described transmission; Or

In the time that described radio reception device does not obtain the TP of selection or the PMI of TP group, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required.

In conjunction with the 4th kind of possible implementation of second aspect, in the 5th kind of possible implementation, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required, specifically comprises:

The index of the RB that described radio reception device takies according to PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required.

In conjunction with the 5th kind of possible implementation of second aspect, in the 6th kind of possible implementation, the index of the RB that described radio reception device takies according to PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required, specifically comprises:

Described radio reception device is determined the initial PMI sequence number of the circulation of current TTI,

Described radio reception device, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, is determined respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described radio reception device, according to the quantity of described RB, is determined respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

In conjunction with the 5th kind of possible implementation or the 6th kind of possible implementation of second aspect, in the 7th kind of possible implementation, described radio reception device is determined the initial PMI sequence number of the circulation of current TTI, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determine respectively the described transmission required PMI corresponding with the index of described RB, specifically comprise:

Described radio reception device is according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is described current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation;

Described radio reception device is according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

In conjunction with any implementation in the possible seven kinds of possible implementations of implementation to the of the first of second aspect, in the 8th kind of possible implementation, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the RI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the RI of TP group, described radio reception device is using described acquired RI as the required RI of described transmission; Or

In the time that described radio reception device does not obtain the RI of the TP of selection or TP group, described radio reception device is using a RI as the required RI of described transmission, and wherein, a described RI is the RI of the service TP that obtains of described radio reception device.

The third aspect, the embodiment of the present invention provides a kind of radio reception device, for from multiple candidate TP for UE selects at least one TP, carry out transfer of data, described multiple candidate TP comprises service TP and at least one the cooperation TP of described UE, and described radio reception device comprises:

Acquiring unit, for obtaining a CQI, a described CQI reflection service TP is to the state of the channel of UE;

Determining unit, for a described CQI who obtains according to described acquiring unit, determine at least one CQI estimated value, cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Selected cell, for a described CQI who obtains according to described acquiring unit, at least one CQI estimated value that described determining unit is determined is carried out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

In the possible implementation of the first of the third aspect,

Described determining unit, specifically for a SINR corresponding to a described CQI that determines that described acquiring unit obtains, and the RSRP obtaining according to described acquiring unit, adjust a described SINR and obtain the 2nd SINR; And determining the 2nd CQI corresponding to described the 2nd SINR, described the 2nd CQI is current definite CQI estimated value.

In conjunction with the possible implementation of the first of the third aspect, in the possible implementation of the second,

Described determining unit, specifically in the time that cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of the third aspect, in the third possible implementation,

Described determining unit, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of aforesaid second aspect or second aspect to any implementation in the third possible implementation, in the 4th kind of possible implementation,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the PMI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the PMI of TP group, using described acquired PMI as the required PMI of described transmission when described acquiring unit; Or

Described determining unit, specifically for when do not obtain the TP of selection or the PMI of TP group when described acquiring unit, adopts circulation code book or random mode to determine the PMI that described transmission is required.

In conjunction with the 4th kind of possible implementation of the third aspect, in the 5th kind of possible implementation,

Described determining unit, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

In conjunction with the 5th kind of possible implementation of the third aspect, in the 6th kind of possible implementation,

Described determining unit, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described determining unit, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

In conjunction with the 5th kind of possible implementation or the 6th kind of possible implementation of the third aspect, in the 7th kind of possible implementation,

Described determining unit, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

In conjunction with any implementation in the possible seven kinds of implementations of implementation to the of the first of the third aspect, in the 8th kind of possible implementation,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the RI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the RI of TP group, using described acquired RI as the required RI of described transmission when described acquiring unit; Or

Described determining unit, when do not obtain the RI of the TP of selection or TP group when described acquiring unit, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains of described acquiring unit.

Fourth aspect, the embodiment of the present invention provides a kind of radio reception device, for from multiple candidate TP for UE selects at least one TP, carry out transfer of data, described multiple candidate TP comprises service TP, the first cooperation TP and at least one the second cooperation TP of described UE, and described radio reception device comprises:

Acquiring unit, for obtaining a CQI and the 2nd CQI, a described CQI reflection service TP is to the state of the channel of UE, and described the 2nd CQI reflection the first cooperation TP is to the state of the channel of described UE;

Determining unit, for a described CQI who obtains according to described acquiring unit, determine at least one CQI estimated value, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Selected cell for a described CQI who obtains according to described acquiring unit, described the 2nd CQI and at least one definite CQI estimated value of described determining unit, carries out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

In the possible implementation of the first of fourth aspect,

Described determining unit, specifically for a SINR corresponding to a described CQI that determines that described acquiring unit obtains, and the RSRP obtaining according to described acquiring unit, adjust a described SINR and obtain the 2nd SINR, and determining the 3rd CQI corresponding to described the 2nd SINR, described the 3rd CQI is current definite CQI estimated value.

In conjunction with the possible implementation of the first of fourth aspect, in the possible implementation of the second,

Described determining unit, specifically in the time that one second cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this second cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of fourth aspect, in the third possible implementation,

Described determining unit, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

In conjunction with the possible implementation of the first of aforesaid fourth aspect or fourth aspect to any implementation in the third possible implementation, in the 4th kind of possible implementation,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the PMI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the PMI of TP group, using described acquired PMI as the required PMI of described transmission when described acquiring unit; Or

Described determining unit, specifically for when do not obtain the TP of selection or the PMI of TP group when described acquiring unit, adopts circulation code book or random mode to determine the PMI that described transmission is required.

In conjunction with the 4th kind of possible implementation of fourth aspect, in the 5th kind of possible implementation,

Described determining unit, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

In conjunction with the 5th kind of possible implementation of fourth aspect, in the 6th kind of possible implementation,

Described determining unit, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described determining unit, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

In conjunction with the 5th kind of possible implementation or the 6th kind of possible implementation of fourth aspect, in the 7th kind of possible implementation,

Described determining unit, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

In conjunction with any implementation in the possible seven kinds of possible implementations of implementation to the of the first of fourth aspect, in the 8th kind of possible implementation,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the RI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the RI of TP group, using described acquired RI as the required RI of described transmission when described acquiring unit; Or

Described determining unit, specifically for when do not obtain the RI of the TP of selection or TP group when described acquiring unit, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains.

The 5th aspect, the embodiment of the present invention provides a kind of transmission control system, comprising:

Radio reception device as described in the third aspect or fourth aspect and with as described in radio reception device carry out the UE of transfer of data.

The embodiment of the present invention provides a kind of transfer control method, Apparatus and system, obtain a CQI by radio reception device, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, cooperation TP of each CQI estimated value reflection is to the state of the channel of UE, or, reflect that a TP organizes the state of the equivalent channel of UE, TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at radio reception device is limited, this CQI that radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, be CSI preferably TP or TP group carry out transfer of data with UE, therefore, can support DPS/DPB and JT technology, thereby improve the compatibility of DPS/DPB and JT technology.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.

The flow chart one of a kind of transfer control method that Fig. 1 provides for the embodiment of the present invention;

The flowchart 2 of a kind of transfer control method that Fig. 2 provides for the embodiment of the present invention;

The flow chart 3 of a kind of transfer control method that Fig. 3 provides for the embodiment of the present invention;

The flow chart four of a kind of transfer control method that Fig. 4 provides for the embodiment of the present invention;

The flow chart five of a kind of transfer control method that Fig. 5 provides for the embodiment of the present invention;

The flow chart six of a kind of transfer control method that Fig. 6 provides for the embodiment of the present invention;

The flow chart seven of a kind of transfer control method that Fig. 7 provides for the embodiment of the present invention;

The flow chart eight of a kind of transfer control method that Fig. 8 provides for the embodiment of the present invention;

The flow chart nine of a kind of transfer control method that Fig. 9 provides for the embodiment of the present invention;

The flow chart ten of a kind of transfer control method that Figure 10 provides for the embodiment of the present invention;

The structural representation one of the radio reception device that Figure 11 provides for the embodiment of the present invention;

The structural representation two of the radio reception device that Figure 12 provides for the embodiment of the present invention;

The structural representation three of the radio reception device that Figure 13 provides for the embodiment of the present invention;

The structural representation four of the radio reception device that Figure 14 provides for the embodiment of the present invention;

The block diagram of a kind of transmission control system that Figure 15 provides for the embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.

Various technology described herein can be used for various wireless communication systems, for example current 2G, 3G communication system and next generation communication system, for example GSM(Global System for Mobile communications, global system for mobile communications), CDMA(Code Division Multiple Access, code division multiple access) system, TDMA(Time Division Multiple Access, time division multiple access) system, WCDMA(Wideband Code Division Multiple Access Wireless, Wideband Code Division Multiple Access (WCDMA)) system, FDMA(Frequency Division Multiple Addressing, frequency division multiple access) system, OFDMA(Orthogonal Frequency-Division Multiple Access, OFDM) system, SC-FDMA(Single Carrier Frequency Division Multiple Addressing, single-carrier frequency division multiple access) system, GPRS(General Packet Radio Service, GPRS) system, LTE system, and other these type of communication systems.

UE, can be that wireless terminal can be also catv terminal, and wireless terminal can be the equipment that voice and/or data connectivity are only provided to user, has the portable equipment of wireless connecting function or is connected to other treatment facilities of radio modem.Wireless terminal can be through RAN(Radio Access Network, wireless access network) communicate with one or more core net, wireless terminal can be mobile terminal, as mobile phone (or being called " honeycomb " phone) with there is the computer of mobile terminal, for example, can be portable, pocket, hand-hold type, mobile device built-in computer or vehicle-mounted, they and wireless access network exchange language and/or data.For example, PCS(Personal Communication Service, Personal Communications Services) phone, cordless telephone, Session Initiation Protocol phone, WLL(Wireless Local Loop, wireless local loop) stand, PDA(Personal Digital Assistant, personal digital assistant) etc. equipment.Wireless terminal also can be called system, subscriber unit (Subscriber Unit), subscriber station (Subscriber Station), mobile radio station (Mobile Station), travelling carriage (Mobile), distant station (Remote Station), access point (Access Point), remote terminal (Remote Terminal), access terminal (Access Terminal), user terminal (User Terminal), user agent (User Agent) or subscriber equipment.

Radio reception device is the equipment of Access Network side, can be for example various communication systems (as, GSM, CDMA, TDMA, WCDMA, LTE etc.) in base station, also can be the BSC(Base Station Controller in GSM, base station controller), UMTS(Universal Mobile Telecommunication System, universal mobile telecommunications system) in RNC(Radio Network Controller, radio network controller) etc.

From the description of background technology, can know, existing DPS/DPB and JT technology, need to be based on LTE agreement R11 and later version.Based on R11 and later version, UE can be configured to transmission mode 10(TM10), can be that UE configures multiple CSI processes (process) by high-level signaling, wherein, the corresponding CSI-RS(CSI Reference Signal of each CSI process, CSI reference signal) resource distribution and a CSI-IM(CSI Interference Measurement, CSI interferometry) resource distribution, the measurement of respective signal and interference respectively, UE is that CSI is measured and reported to each CSI process according to CSI-RS and the CSI-IM of configuration.The CSI of each CSI process that base station reports according to UE, by suitable criterion, as maximize throughput, maximization priority etc., selects the TP transmission TP of data and resource free time (blanking) situation of each TP.Finally, base station is by resource allocation conditions and PQI(Physical Downlink Shared Channel Resource Element Mapping and Quasi-co-location Indicator, Physical Downlink Shared Channel subcarrier mapping and accurate synchronous indication) state indicates to UE, wherein, PQI comprises resource mapping situation and the synchronous situation etc. of Physical Downlink Shared Channel (PDSCH).UE utilizes DMRS(Demodulation Reference Signal, demodulated reference signal) carry out data demodulates.Similarly, existing JT technology also will be based on LTE agreement R11 version.Base station reports and judges by which TP and carry out joint transmission according to CSI corresponding to each TP, and actual transmission information.

In protocol version before LTE agreement R11 version, UE only supports reporting of one group or two groups CSI, if UE only supports reporting of one group of CSI, Access Network side cannot be carried out the judgement of DPS/DPB or JT, if UE supports reporting of two groups of CSI, Access Network side cannot be carried out the judgement of JT.

In view of this, following examples have only been fed back the CSI that part candidate TP is corresponding at UE, the CSI and UE RSRP(Reference Signal Receiving that report or that access network equipment obtains the voluntarily Power that utilize UE to feed back, Reference Signal Received Power) estimate CSI corresponding to other candidate TP that do not feed back of UE, and then by CSI corresponding to all candidate TP, for UE selects TP, realize DPS/DPB or JT.

It should be noted that, candidate TP is all TP in collaboration set, can comprise service TP and at least one the cooperation TP of UE.In addition, collaboration set RSRP that can be reported according to UE by access network equipment or that access network equipment obtains voluntarily determines, this is not described in detail in this for prior art.

In addition, CSI can comprise CQI(Channel Quality Indicator, cqi), can further include PMI(Precoding Matrix Indicator, pre-coding matrix indication) and RI(Rank Indicator, order indication).Wherein, CQI is used for reflecting the quality of channel quality, and RI is used to refer to the active data number of plies of channel, and PMI is used to refer to which code book adopting in codebook set.Therefore, base station can be that UE selects TP to carry out transfer of data according to CQI corresponding to each TP, and can select suitable PMI and RI for transfer of data.

And then, following examples have only been fed back the CQI that part candidate TP is corresponding at UE, utilize CQI and the UE RSRP that report or that access network equipment obtains voluntarily that UE feeds back to estimate CQI corresponding to other candidate TP that UE does not feed back, and then by CQI corresponding to all candidate TP, for UE selects TP, realize DPS/DPB or JT.

Further, PMI can adopt the mode of circulation code book to obtain diversity; The RI that RI can still adopt UE to report.These will be described in detail in the embodiment below.

Below get DPS(the first embodiment in the situation of one group of CSI with radio reception device respectively, for example, version before R9 or R9), radio reception device gets two groups of DPS(second embodiment in CSI situation, for example, R10 version) and radio reception device get one group of JT(in CSI situation the 3rd embodiment) describe for example, and that radio reception device gets two groups of JT and the 3rd embodiment under CSI is similar, same CQI corresponding to service TP that utilize goes to calculate CQI estimated value, therefore, in following embodiment, do not elaborate.

Embodiment mono-

Embodiments of the invention provide a kind of transfer control method, obtain one group of DPS decision-making under CSI as example take radio reception device, the method can be a TP of UE selection for radio reception device from multiple candidate TP, carry out transfer of data, the plurality of candidate TP comprises service TP and at least one the cooperation TP of UE, as shown in Figure 1, the method can comprise:

S101, radio reception device obtain a CQI, and wherein, a CQI reflection service TP is to the state of the channel of UE.

Before radio reception device and UE communicate, radio reception device need be known the communication channel quality between radio reception device and UE, and radio reception device can be that UE selects suitable TP to communicate according to this communication channel quality.First, radio reception device obtains a CQI, and wherein, a CQI can reflect the state of service TP to the channel of UE, serves the quality of TP to the channel of UE.

It should be noted that, for FDD(Frequency Division Duplexing, Frequency Division Duplexing (FDD)) system, a CQI that radio reception device obtains can report for UE, concrete, radio reception device can be UE configuration reference signal, and UE measures a CQI of rear acquisition sign communication channel quality to this reference signal, and a CQI is reported to radio reception device by UE, radio reception device obtains the CQI that UE reports; For TDD(Time Division Duplexing, time division duplex) system, a CQI that radio reception device obtains can report for UE, also can obtain voluntarily for radio reception device utilizes channel reciprocity, wherein, to obtain the process of the CQI that UE reports identical with FDD for radio reception device.

It should be noted that, CQI is the measurement standard of the communication quality of radio communication channel, and CQI can represent the channel measurement standard of a given channel, conventionally, the CQI of a high value, represent that a channel has high quality, vice versa, can pass through using property data to the CQI of a channel, for example, signal to noise ratio, Signal to Interference plus Noise Ratio, the performance Index Calculation that signal and noise distortion ratio wait channel is out.

Optionally, radio reception device is that the reference signal of UE configuration can comprise: CRS(Cell Specific Reference Signal, public reference signal) or CSI-RS(CSI Reference Signal, CSI reference signal).Wherein, under LTE agreement R10 version, when radio reception device is UE configuration transmission mode 9, radio reception device is that the reference signal of measuring for CSI of UE configuration is CSI-RS; In version before R10, radio reception device can be UE and configures the transmission mode that each version is supported, and radio reception device is that the reference signal of measuring for CSI that UE configures is CRS.

Further, channel reciprocity refers to that up channel is identical with down channel, can, according to the information of up channel, obtain the information of down channel, also can be according to the information of the information acquisition up channel of down channel.Wherein, up channel can be defined as UE and send data to the channel of radio reception device; Down channel can be defined as radio reception device and send data to the channel of UE.

S102, radio reception device, according to a CQI, are determined at least one CQI estimated value, and cooperation TP of each CQI estimated value reflection is to the state of the channel of UE.

After radio reception device gets a CQI, radio reception device can, according to a CQI, be determined at least one CQI estimated value, and wherein, cooperation TP of each CQI estimated value reflection is to the state of the channel of UE.

Exemplary, the version before LTE agreement R9 or R9, only supports UE to report one group of CSI to radio reception device, this group of CSI comprises a CQI, i.e. a CQI.In the transfer control method that the embodiment of the present invention provides, radio reception device can be by a CQI who obtains is adjusted to obtain multiple CQI estimated values, and the plurality of CQI estimated value obtaining according to a CQI, after adjusting is that UE selects a suitable TP to carry out transfer of data.

S103, radio reception device are according to a CQI, and determined at least one CQI estimated value is carried out transfer of data for UE selects a TP from multiple candidate TP.

Radio reception device is determined the 2nd CQI, and, after current definite CQI estimated value, radio reception device can, according to a CQI, determined at least one CQI estimated value, carry out transfer of data for UE selects a TP from multiple candidate TP.Wherein, at least one cooperation TP that multiple candidate TP comprise service TP and determine according to service TP.

Further, before the TP selecting in radio reception device utilization carries out transfer of data,, before S103, as shown in Figure 2, the method can also comprise:

S104, radio reception device are determined the PMI that transmission is required.

After radio reception device is determined at least one CQI estimated value according to a CQI, radio reception device can also be determined the PMI that transmission is required, and PMI is the decline in order to resist channel, and signal can be transmitted more reliably.Wherein, UE can report PMI to radio reception device, also can be without reporting PMI to radio reception device, and in the time that UE does not report PMI to radio reception device, radio reception device can adopt specific mode to determine the PMI that transmission is required.

Concrete, in the time that radio reception device has obtained the PMI of the TP selecting, radio reception device can be using acquired PMI as the required PMI of transmission; Contrary, in the time that radio reception device does not obtain the PMI of TP of selection, radio reception device can adopt circulation code book or random mode to determine the PMI that transmission is required.

S105, radio reception device are determined the RI that transmission is required.

After radio reception device is determined at least one CQI estimated value according to a CQI, radio reception device can also be determined the required RI of transmission, and RI can be used for the quantity of the data flow of the parallel transmission that indicating channel can support.Wherein, UE can report RI to radio reception device, also can be without reporting RI to radio reception device.

Concrete, in the time that radio reception device has obtained the RI of the TP selecting, radio reception device can be using acquired RI as the required RI of transmission; Contrary, in the time that radio reception device does not obtain the RI of TP of selection, radio reception device can be using a RI as the required RI of transmission, and wherein, a RI is the RI corresponding with service TP that radio reception device obtains.

Be understandable that, because the value of RI can not change frequently, therefore radio reception device is in the time selecting suitable TP for UE, for FDD system, if UE has reported RI to radio reception device, the RI that radio reception device can report to UE radio reception device in the time carrying out transfer of data is as the required RI of transmission; If radio reception device does not report the indication of RI for UE configuration, UE does not report RI to radio reception device, and radio reception device can be taken as the value of RI 1 using as the required RI of transmission; If the channel quality between TP and UE is poor, radio reception device also can be taken as the value of RI 1 using as the required RI of transmission, in the time that the value of RI is 1, only supports the transmission of a data flow between TP and UE.For TDD system, if UE has reported RI to radio reception device, the RI that radio reception device can report to UE radio reception device in the time carrying out transfer of data is as the required RI of transmission; If radio reception device does not report the indication of RI for UE configuration, UE does not report RI to radio reception device, and radio reception device can be according to channel reciprocity, and the value of obtaining voluntarily RI is using as the required RI of transmission.

It should be noted that, the present invention does not limit the execution sequence of S104 and S105, i.e. the present invention carries out S105 after can first carrying out S104; Also after S105 can first being carried out, carry out S104; Can also carry out S104 and S105 simultaneously.

Further, as shown in Figure 3, the radio reception device that the embodiment of the present invention provides, according to a CQI, is determined the step of at least one CQI estimated value, and S102 specifically comprises:

S1021, radio reception device are determined the SINR(Signal to Interference plus Noise Ratio that a CQI is corresponding, Signal to Interference plus Noise Ratio).

After radio reception device gets a CQI, radio reception device can be determined a SINR corresponding with a CQI.Wherein, SINR is defined as the ratio of the intensity of the intensity of the useful signal receiving and the interference signal receiving (Noise and Interference).

Concrete, radio reception device can be determined a SINR corresponding with a CQI according to the first default mapping table.Wherein, this mapping table has definition in 3GPP agreement, and it can be used for representing the corresponding relation between CQI and SINR, does not repeat them here.

S1022, radio reception device, according to the RSRP obtaining, are adjusted a SINR and are obtained the 2nd SINR.

After radio reception device is determined a SINR, radio reception device can be according to the RSRP obtaining, and adjusts a SINR and obtains the 2nd SINR.

It should be noted that, the RSRP that radio reception device obtains comprises RSRP and RSRP corresponding to non-candidate TP that candidate TP is corresponding, and this RSRP can report for UE, also can obtain voluntarily for radio reception device.

Concrete, the process that radio reception device adjustment the one SINR obtains the 2nd SINR can be:

When cooperation TP of current definite CQI estimated value reflection is during to the state of the channel of UE, making this cooperation TP is current TP, and radio reception device can be according to following formula adjustment the one SINR:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSbe the 2nd SINR, SINR _sbe a SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

One of ordinary skill in the art will appreciate that above-mentioned RSRP _dPSfor supposing that a cooperation TP is while being current TP, RSRP corresponding to this TP that radio reception device obtains, for supposing that a cooperation TP is while being current TP, the candidate TP except current TP and RSRP sum corresponding to non-candidate TP,

for candidate TP and RSRP sum corresponding to non-candidate TP except service TP, i.e. RSRP sum corresponding to non-service TP, RSRP _sfor RSRP corresponding to service TP.

Further, radio reception device can cooperate each of communicating by letter with UE TP respectively as current TP, and according to above-mentioned formula, a SINR who obtains is adjusted, to obtain SINR corresponding to each cooperation TP difference, i.e. the 2nd SINR.

S1023, radio reception device are determined the 2nd CQI that the 2nd SINR is corresponding, and wherein, the 2nd CQI is current definite CQI estimated value.

After radio reception device adjustment the one SINR obtains the 2nd SINR, radio reception device can be determined two CQI corresponding with the 2nd SINR, and wherein, the 2nd CQI is current definite CQI estimated value.

It should be noted that, radio reception device can obtain a SINR corresponding with a CQI according to above-mentioned mapping table and a CQI; Also can and adjust the 2nd SINR obtaining and obtain the 2nd CQI after the adjustment corresponding with the 2nd SINR, i.e. current definite CQI estimated value according to above-mentioned mapping table.

Further, as shown in Figure 4, radio reception device is determined the PMI that transmission is required, be in S104, in the time that radio reception device does not obtain the PMI of TP of selection, the RB(Resource Block that radio reception device can take according to PDSCH, Resource Block) index or the quantity of RB, adopt circulation code book or random mode to determine the PMI that transmission is required.Wherein, radio reception device adopts circulation code book or random mode to determine that the process of PMI specifically can comprise:

S1041, radio reception device are determined the initial PMI sequence number of circulation of current TTI (Transmission Time Interval Transmission Time Interval), and according to circulation initial PMI sequence number, the index of RB and the quantity of code book, determine respectively the transmission required PMI corresponding with the index of RB.

In the time that radio reception device does not obtain the PMI of TP of selection, radio reception device can adopt the mode of circulation code book to determine the PMI that transmission is required, first radio reception device can determine the initial PMI sequence number of the circulation of current TTI, then according to the initial PMI sequence number of this circulation, the index of RB and the quantity of code book, determine respectively the transmission required PMI corresponding with the index of RB.

Concrete, radio reception device can be according to formula P _start=MmodN, determines the initial PMI sequence number of circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the transmission required PMI corresponding with the index of RB, and wherein, M is the number of times that UE communicates by letter with current TP, the quantity that N is code book, and Pstart is the initial PMI sequence number of circulation, wherein, P _ifor transmitting required PMI, the index that i is RB.

S1042, radio reception device, according to the quantity of RB, are determined respectively the transmission required PMI corresponding with the quantity of RB by random fashion.

In the time that radio reception device does not obtain the PMI of TP of selection, radio reception device can adopt random mode to determine the PMI that transmission is required, be that radio reception device can, according to the quantity of RB, be determined respectively the transmission required PMI corresponding with the quantity of RB by random fashion.

It should be noted that, in the time that radio reception device does not obtain the PMI of TP of selection, the PMI that radio reception device can determine that transmission is required by carrying out S1041 or S1042.

Further, radio reception device be UE select one suitable, preferably the detailed process of TP is as follows for CSI:

Radio reception device is that each community (TP) UE(to be scheduled of selection comprises UE, corresponding UE and the resource of TP free time etc. of cooperation TP that service TP is corresponding by the method for traversal in multiple communities), thus radio reception device can obtain and the combination of the occupation condition of corresponding multiple TP respectively of the plurality of community.Radio reception device obtains under multiple TP corresponding with above-mentioned multiple communities difference, after the combination of the occupation condition of UE, radio reception device can obtain CSI and throughput according to the second mapping table defining in LTE agreement, and (throughput can be also spectrum efficiency or PF(Proportion Fairness, equitable proportion) priority) between functional relation, i.e. utility function.Wherein, the corresponding utility function value of combination of every kind of occupation condition, radio reception device can combine according to each size of corresponding utility function value, the result of selecting the occupation condition of the represented UE of the combination of utility function value maximum to select as final TP, wherein, the second mapping table can represent the functional relation between CSI and throughput.

Below to radio reception device be UE select one suitable, CSI preferably the process of TP be illustrated:

For instance, suppose to comprise Liang Ge community C1 and C2 in a set of cells, the Serving cell of UE1 and UE2 is C1, the Serving cell of UE3 is C2, and wherein, the cooperation cell of UE1 is C2, the combination of the occupation condition of the UE in this set of cells can be expressed as S1={UE1, UE3}, S2={UE2, UE3}, S3={UE2, UE1}, S4={UE1, UE1}.Radio reception device can obtain the functional relation between CSI and throughput according to the mapping table defining in LTE agreement, i.e. utility function is respectively U1, U2, U3, U4 thereby can obtain above-mentioned every kind of utility function value corresponding to combination.Suppose that U3 is the maximum in above four values, the occupation condition of final UE is S3={UE2, UE1}, be that the resource of C1 is distributed to UE2 by radio reception device, the resource of C2 is distributed to UE1, and then radio reception device situation about can distribute according to the resource of the above-mentioned Liang Ge community TP that selection and UE1 and UE2 communicate respectively, be that radio reception device is that UE2 selects the TP1 corresponding with community C1, for UE1 selects the TP2 corresponding with community C2, so far, radio reception device has completed the process of selecting TP for UE.

The embodiment of the present invention is exemplary describing as an example of DPS decision-making example, similar for the method for DPB decision-making and the method for DPS decision-making, repeats no more herein.Be that the transfer control method that the embodiment of the present invention provides is equally applicable to DPB decision-making.

The embodiment of the present invention provides a kind of transfer control method, obtain a CQI by radio reception device, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP, UE carries out transfer of data, wherein, a CQI reflection service TP is to the state of the channel of UE, and cooperation TP of each CQI estimated value reflection is to the state of the channel of UE.By this scheme, the CQI that obtains at radio reception device is limited, the CQI that radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, CSI preferably TP and UE carry out transfer of data, therefore, can support DPS technology, thereby improve the compatibility of DPS technology.

Embodiment bis-

Embodiments of the invention provide a kind of transfer control method, obtain two groups of DPS decision-makings under CSI as example take radio reception device, the method can be carried out transfer of data for UE selects a TP for radio reception device from multiple candidate TP, the plurality of candidate TP comprises service TP, the first cooperation TP and at least one the second cooperation TP of UE, as shown in Figure 5, the method can comprise:

S201, radio reception device obtain a CQI, and wherein, a CQI reflection service TP is to the state of the channel of UE.

Process and associated description that concrete radio reception device obtains a CQI can, with reference to step and the description thereof of S101 in embodiment mono-, repeat no more herein.

S202, radio reception device obtain the 2nd CQI, and wherein, the 2nd CQI reflection the first cooperation TP is to the state of the channel of UE.

Before radio reception device and UE communicate, radio reception device need be known the communication channel quality between radio reception device and UE, and radio reception device can be that UE selects suitable TP to communicate according to this communication channel quality.When radio reception device obtains a CQI, during with CQI corresponding to service TP, radio reception device can also obtain the 2nd CQI, the i.e. CQI corresponding with the first cooperation TP, wherein, the 2nd CQI can reflect the state of the first cooperation TP to the channel of UE, and the first cooperation TP is to the quality of the channel of UE.

Exemplary, LTE agreement R10 version can support UE to report two groups of CSI to radio reception device, wherein, two groups of CSI that UE reports to radio reception device are respectively CSI and one group the cooperate TP CSI to UE of one group of service TP to UE, these two groups of CSI respectively corresponding a CQI, i.e. a CQI and the 2nd CQI.In the transfer control method that the embodiment of the present invention provides, radio reception device can be served the CQI of TP to the state of the channel of UE by the reflection in obtain two CQI, a CQI adjusts to obtain multiple CQI estimated values, and the plurality of CQI estimated value obtaining according to a CQI, the 2nd CQI with after adjusting is that UE selects a suitable TP to carry out transfer of data.

It should be noted that, for FDD system, a CQI and the 2nd CQI are that UE reports to radio reception device; And for TDD system, a CQI and the 2nd CQI can report to radio reception device for UE, also can obtain voluntarily for radio reception device utilizes channel reciprocity.Concrete, the process that the process that radio reception device obtains a CQI that UE reports and the 2nd CQI and the radio reception device of description in embodiment mono-obtain the CQI that UE reports is identical, repeats no more herein.

S203, radio reception device, according to a CQI, are determined at least one CQI estimated value, and one second cooperation TP of each CQI estimated value reflection is to the state of the channel of UE.

After radio reception device gets a CQI and the 2nd CQI, radio reception device can, according to a CQI, be determined at least one CQI estimated value, and one second cooperation TP of each CQI estimated value reflection is to the state of the channel of UE.

S204, radio reception device, according to a CQI, the 2nd CQI and determined at least one CQI estimated value, carry out transfer of data for UE selects a TP from multiple candidate TP.

Radio reception device is determined the 3rd CQI, and, after current definite CQI estimated value, radio reception device can, according to a CQI, the 2nd CQI and determined at least one CQI estimated value, carry out transfer of data for UE selects a TP from multiple candidate TP.Wherein, multiple candidate TP comprise service TP, the first cooperation TP and at least one the second cooperation TP determining according to service TP.

Further, before the TP selecting in radio reception device utilization carries out transfer of data,, before S204, as shown in Figure 6, the method can also comprise:

S205, radio reception device are determined the PMI that transmission is required.

Concrete radio reception device determines that the process of the required PMI of transmission and associated description can be with reference to the step of the S104 in embodiment mono-and descriptions thereof, and the step of S1041 to S1042 and description thereof, repeats no more herein.

S206, radio reception device are determined the RI that transmission is required.

Concrete radio reception device determines that process and the associated description of the required RI of transmission can, with reference to the step of the S105 in embodiment mono-and description thereof, repeat no more herein.

It should be noted that, the present invention does not limit the execution sequence of S205 and S206, i.e. the present invention carries out S206 after can first carrying out S205; Also after S206 can first being carried out, carry out S205; Can also carry out S205 and S206 simultaneously.

Further, as shown in Figure 7, the radio reception device that the embodiment of the present invention provides, according to a CQI, is determined the step of at least one CQI estimated value, and S203 specifically comprises:

S2031, radio reception device are determined the SINR that a CQI is corresponding.

Concrete radio reception device determines that the process of the SINR that a CQI is corresponding and associated description can, with reference to the step of the S1021 in embodiment mono-and description thereof, repeat no more herein.

S2032, radio reception device, according to the RSRP obtaining, are adjusted a SINR and are obtained the 2nd SINR.

After radio reception device is determined a SINR, radio reception device can be according to the RSRP obtaining, and adjusts a SINR and obtains the 2nd SINR.

It should be noted that, the RSRP that radio reception device obtains comprises RSRP and RSRP corresponding to non-candidate TP that candidate TP is corresponding, and this RSRP can report for UE, also can obtain voluntarily for radio reception device.

Concrete, the process that radio reception device adjustment the one SINR obtains the 2nd SINR can be:

When one second cooperation TP of current definite CQI estimated value reflection is during to the state of the channel of UE, making this second cooperation TP is current TP, and radio reception device can be according to following formula adjustment the one SINR:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSbe the 2nd SINR, SINR _sbe a SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

One of ordinary skill in the art will appreciate that above-mentioned RSRP _dPSfor supposing that one second cooperation TP is while being current TP, RSRP corresponding to this TP that radio reception device obtains, for supposing that a cooperation TP is while being current TP, the candidate TP except current TP and RSRP sum corresponding to non-candidate TP,

for candidate TP and RSRP sum corresponding to non-candidate TP except service TP, i.e. RSRP sum corresponding to non-service TP, RSRP _sfor RSRP corresponding to service TP.

Further, radio reception device can cooperate each of communicating by letter with UE TP respectively as current TP, and according to above-mentioned formula, a SINR who obtains is adjusted, to obtain SINR corresponding to each cooperation TP difference, i.e. the 2nd SINR.

S2033, radio reception device are determined the 3rd CQI that the 2nd SINR is corresponding, and wherein, the 3rd CQI is current definite CQI estimated value.

After radio reception device adjustment the one SINR obtains the 2nd SINR, radio reception device can be determined three CQI corresponding with the 2nd SINR, and wherein, the 3rd CQI is current definite CQI estimated value.

It should be noted that, radio reception device can obtain a SINR corresponding with a CQI according to above-mentioned mapping table and a CQI; Also can and adjust the 2nd SINR obtaining and obtain the 3rd CQI after the adjustment corresponding with the 2nd SINR, i.e. current definite CQI estimated value according to above-mentioned mapping table.

Further, radio reception device be UE select one suitable, preferably the detailed process of TP is as follows for CSI:

Radio reception device is that each community (TP) UE(to be scheduled of selection comprises UE, corresponding UE and the resource of TP free time etc. of cooperation TP that service TP is corresponding by the method for traversal in multiple communities), thus radio reception device can obtain and the combination of the occupation condition of corresponding multiple TP respectively of the plurality of community.Radio reception device obtains under multiple TP corresponding with above-mentioned multiple communities difference, after the combination of the occupation condition of UE, radio reception device can obtain CSI and throughput according to the second mapping table defining in LTE agreement, and (throughput can be also spectrum efficiency or PF(Proportion Fairness, equitable proportion) priority) between functional relation, i.e. utility function.Wherein, the corresponding utility function value of combination of every kind of occupation condition, radio reception device can combine according to each size of corresponding utility function value, the result of selecting the occupation condition of the represented UE of the combination of utility function value maximum to select as final TP, wherein, the second mapping table can represent the functional relation between CSI and throughput.

Following radio reception device be UE select one suitable, CSI preferably the process of TP be illustrated:

For instance, suppose to comprise Liang Ge community C1 and C2 in a set of cells, the Serving cell of UE1 and UE2 is C1, the Serving cell of UE3 is C2, and wherein, the cooperation cell of UE1 is C2, the combination of the occupation condition of the UE in this set of cells can be expressed as S1={UE1, UE3}, S2={UE2, UE3}, S3={UE2, UE1}, S4={UE1, UE1}.Radio reception device can obtain the functional relation between CSI and throughput according to the mapping table defining in LTE agreement, i.e. utility function is respectively U1, U2, U3, U4 thereby can obtain above-mentioned every kind of utility function value corresponding to combination.Suppose that U3 is the maximum in above four values, the occupation condition of final UE is S3={UE2, UE1}, be that the resource of C1 is distributed to UE2 by radio reception device, the resource of C2 is distributed to UE1, and then radio reception device situation about can distribute according to the resource of the above-mentioned Liang Ge community TP that selection and UE1 and UE2 communicate respectively, be that radio reception device is that UE2 selects the TP1 corresponding with community C1, for UE1 selects the TP2 corresponding with community C2, so far, radio reception device has completed the process of selecting TP for UE.

The embodiment of the present invention provides a kind of transfer control method, obtain a CQI and the 2nd CQI by radio reception device, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, the 2nd CQI and determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, the 2nd CQI reflection the first cooperation TP is to the state of the channel of UE, and one second cooperation TP of each CQI estimated value reflection is to the state of the channel of UE.By this scheme, the CQI that obtains at radio reception device is limited, the CQI that radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, CSI preferably TP and UE carry out transfer of data, therefore, can support DPS technology, thereby improve the compatibility of DPS technology.

Embodiment tri-

Embodiments of the invention provide a kind of transfer control method, obtain one group of JT decision-making under CSI as example take radio reception device, the method can be a TP group of UE selection for radio reception device from multiple candidate TP, carry out transfer of data, the plurality of candidate TP comprises service TP and at least one the cooperation TP of UE, as shown in Figure 8, the method can comprise:

S301, radio reception device obtain a CQI, and wherein, a CQI reflection service TP is to the state of the channel of UE.

Process and associated description that concrete radio reception device obtains a CQI can, with reference to the step of the S101 in embodiment mono-and description thereof, repeat no more herein.

S302, radio reception device, according to a CQI, are determined at least one CQI estimated value, and TP of each CQI estimated value reflection organizes the state of the equivalent channel of UE, and TP group comprises multiple candidate TP for joint transmission.

After radio reception device gets a CQI, radio reception device can be according to a CQI, determine at least one CQI estimated value, TP of each CQI estimated value reflection organizes the state of the equivalent channel of UE, TP group comprises the candidate TP of multiple user's joint transmission, wherein, a TP group at least comprises two TP.

Exemplary, the version before LTE agreement R9 or R9, only supports UE to report one group of CSI to radio reception device, this group of CSI comprises a CQI, i.e. a CQI.In the transfer control method that the embodiment of the present invention provides, radio reception device can be by a CQI who obtains is adjusted to obtain multiple CQI estimated values, and the plurality of CQI estimated value obtaining according to a CQI, after adjusting is that UE selects a suitable TP group to carry out transfer of data.

S303, radio reception device are according to a CQI, and determined at least one CQI estimated value is carried out transfer of data for UE selects a TP group from multiple candidate TP.

Radio reception device is determined the 2nd CQI, and, after current definite CQI estimated value, radio reception device can, according to a CQI, determined at least one CQI estimated value, carry out transfer of data for UE selects a TP group from multiple candidate TP.Wherein, at least one cooperation TP that multiple candidate TP comprise service TP and determine according to service TP.

Further, before the TP selecting in radio reception device utilization carries out transfer of data,, before S303, as shown in Figure 9, the method can also comprise:

S304, radio reception device are determined the PMI that transmission is required.

Concrete radio reception device determines that the process of the required PMI of transmission and associated description can be with reference to step and the descriptions thereof of S104 in embodiment mono-, and the step of S1041 to S1042 and description thereof, repeats no more herein.

S305, radio reception device are determined the RI that transmission is required.

Concrete radio reception device determines that process and the associated description thereof of the required RI of transmission can, with reference to step and the description thereof of S105 in embodiment mono-, repeat no more herein.

Further, as shown in figure 10, the radio reception device that the embodiment of the present invention provides is determined the step of at least one CQI estimated value according to a CQI, and S302 specifically comprises:

S3021, radio reception device are determined the SINR that a CQI is corresponding.

Concrete radio reception device determines that the process of the SINR that a CQI is corresponding and associated description can, with reference to step and the description thereof of S1021 in embodiment mono-, repeat no more herein.

S3022, radio reception device, according to the RSRP obtaining, are adjusted a SINR and are obtained the 2nd SINR.

After radio reception device is determined a SINR, radio reception device can be according to the RSRP obtaining, and adjusts a SINR and obtains the 2nd SINR.

It should be noted that, the RSRP that radio reception device obtains comprises RSRP and RSRP corresponding to non-candidate TP that candidate TP is corresponding, and this RSRP can report for UE, also can obtain voluntarily for radio reception device.

Concrete, the process that radio reception device adjustment the one SINR obtains the 2nd SINR can be:

When a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of UE, making this TP group is current TP group, and radio reception device can be adjusted a SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTbe the 2nd SINR, SINR _sbe a SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

One of ordinary skill in the art will appreciate that above-mentioned RSRP _jTwhen supposing TP group for current TP group, this TP that radio reception device obtains organizes corresponding RSRP,

when supposing TP group for current TP group, the candidate TP except the TP that current TP group comprises and RSRP sum corresponding to non-candidate TP,

for candidate TP and RSRP sum corresponding to non-candidate TP except service TP, i.e. RSRP sum corresponding to non-service TP, RSRPs is RSRP corresponding to service TP.

Further, radio reception device can be organized the TP communicating by letter with UE respectively as current TP group, and according to above-mentioned formula, a SINR who obtains is adjusted, to obtain SINR corresponding to each TP group difference, i.e. the 2nd SINR.

S3023, radio reception device are determined the 2nd CQI that the 2nd SINR is corresponding, and wherein, the 2nd CQI is current definite CQI estimated value.

Concrete radio reception device determines that the process of the 2nd CQI that the 2nd SINR is corresponding and associated description can, with reference to step and the description thereof of S1023 in embodiment mono-, repeat no more herein.

Further, radio reception device is that one of UE selection is suitable, and the CSI process that preferably TP organizes is specific as follows:

Radio reception device is that each community (TP) UE(to be scheduled of selection comprises UE, corresponding UE and the resource of TP free time etc. of cooperation TP that service TP is corresponding by the method for traversal in multiple communities), thus radio reception device can obtain and the combination of the occupation condition of corresponding multiple TP respectively of the plurality of community.Radio reception device obtains under multiple TP corresponding with above-mentioned multiple communities difference, after the combination of the occupation condition of UE, radio reception device can obtain CSI and throughput according to the second mapping table defining in LTE agreement, and (throughput can be also spectrum efficiency or PF(Proportion Fairness, equitable proportion) priority) between functional relation, i.e. utility function.Wherein, the corresponding utility function value of combination of every kind of occupation condition, radio reception device can combine according to each size of corresponding utility function value, select the occupation condition of the represented same UE of the combination of utility function value maximum as the result of final TP group selection, wherein, the second mapping table can represent the functional relation between CSI and throughput.

Following radio reception device is that one of UE selection is suitable, and the CSI process that preferably TP organizes is illustrated:

For instance, suppose to comprise Liang Ge community C1 and C2 in a set of cells, the Serving cell of UE1 and UE2 is C1, the Serving cell of UE3 is C2, and wherein, the cooperation cell of UE1 is C2, the combination of the occupation condition of the UE in this set of cells can be expressed as S1={UE1, UE3}, S2={UE2, UE3}, S3={UE2, UE1}, S4={UE1, UE1}.Radio reception device can obtain the functional relation between CSI and throughput according to the mapping table defining in LTE agreement, i.e. utility function is respectively U1, U2, U3, U4 thereby can obtain above-mentioned every kind of utility function value corresponding to combination.Suppose that U4 is the maximum in above four values, the occupation condition of final UE is S4={UE1, UE1}, be that the resource of C1 is distributed to UE1 by radio reception device, the resource of C2 is also distributed to UE1, and then the situation that radio reception device can distribute according to the resource of above-mentioned Liang Ge community is selected the TP group communicating with UE1, be that radio reception device is that UE1 selects the TP1 corresponding with community C1, the TP2 corresponding with community C2, thereby UE1 can carry out transfer of data with the TP group of TP1 and TP2 composition, so far, radio reception device has completed the process of selecting TP group for UE.

The embodiment of the present invention gets two groups of JT under CSI for radio reception device, same CQI corresponding to service TP that utilize, adjustment obtains at least one CQI estimated value, thereby two CQI that two groups of CSI of this getting according to radio reception device comprise and adjust at least one the CQI estimated value obtaining, for UE selects a TP group, carry out transfer of data.Radio reception device gets the detailed process of two groups of JT under CSI, similar with this embodiment, repeats no more herein.

The embodiment of the present invention provides a kind of transfer control method, obtain a CQI by radio reception device, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, TP of each CQI estimated value reflection organizes the state of the equivalent channel of UE, and TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at radio reception device is limited, the CQI that radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, it is preferably TP group of CSI, select CQI preferably TP group carry out transfer of data with UE, therefore, can support JT technology, thereby improve the compatibility of JT technology.

Embodiment tetra-

As shown in figure 11, the embodiment of the present invention provides a kind of radio reception device 1, get one group of DPS/DPB under CSI and the transfer control method of JT corresponding to radio reception device, for selecting at least one TP from multiple candidate TP for UE, carry out transfer of data, described multiple candidate TP comprises service TP and at least one the cooperation TP of described UE, and this radio reception device 1 can comprise:

Acquiring unit 10, for obtaining a CQI, a described CQI reflection service TP is to the state of the channel of UE.

Determining unit 11, for a described CQI who obtains according to described acquiring unit 10, determine at least one CQI estimated value, cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission.

Selected cell 12, for a described CQI who obtains according to described acquiring unit 10, at least one CQI estimated value that described determining unit 11 is determined is carried out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

Optionally, described determining unit 11, specifically for a SINR corresponding to a described CQI that determines that described acquiring unit 10 obtains, and the RSRP obtaining according to described acquiring unit 10, adjust a described SINR and obtain the 2nd SINR, and determining the 2nd CQI corresponding to described the 2nd SINR, described the 2nd CQI is current definite CQI estimated value.

Optionally, described determining unit 11, specifically in the time that cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

Optionally, described determining unit 11, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

Optionally, described determining unit 11, before also carrying out transfer of data for the TP utilizing described selected cell 12 to select or TP group, determines the PMI that transmission is required; Wherein, described determining unit 11, specifically in the time having obtained the TP of selection or the PMI of TP group, using described acquired PMI as the required PMI of described transmission when described acquiring unit 10; Or described determining unit 11, specifically for when do not obtain the TP of selection or the PMI of TP group when described acquiring unit 10, adopt circulation code book or random mode to determine the PMI that described transmission is required.

Optionally, described determining unit 11, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

Optionally, described determining unit 11, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB; Or described determining unit 11, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

Optionally, described determining unit 11, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

Optionally, described determining unit 11, before also carrying out transfer of data for the TP utilizing described selected cell 12 to select or TP group, determines the RI that transmission is required; Wherein, described determining unit 11, specifically in the time having obtained the TP of selection or the RI of TP group, using described acquired RI as the required RI of described transmission when described acquiring unit 10; Or described determining unit 11, when do not obtain the RI of the TP that selects or TP group when described acquiring unit 10, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains of described acquiring unit 10.

It should be noted that, acquiring unit 10 can be the processor of setting up separately, also can be integrated in some processors of base station and realize, in addition, also can be stored in the memory of base station with the form of program code, call and carry out the function of above acquiring unit 10 by some processors of base station.The realization of determining unit 11 and selected cell 12 is with acquiring unit 10, and can integrate with acquiring unit 10, also can independently realize.Processor described here can be a central processing unit (Central Processing Unit, CPU), or specific integrated circuit (Application Specific Integrated Circuit,, or be configured to implement one or more integrated circuits of the embodiment of the present invention ASIC).

The embodiment of the present invention provides a kind of radio reception device, this radio reception device obtains a CQI, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, cooperation TP of each CQI estimated value reflection is to the state of the channel of UE, or, reflect that a TP organizes the state of the equivalent channel of UE, TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at this radio reception device is limited, the CQI that this radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby this radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, be CSI preferably TP or TP group carry out transfer of data with UE, therefore, can support DPS/DPB and JT technology, thereby improve the compatibility of DPS/DPB and JT technology.

As shown in figure 12, the embodiment of the present invention also provides a kind of radio reception device 2, get two groups of DPS/DPB under CSI and the transfer control method of JT corresponding to radio reception device, for selecting at least one TP from multiple candidate TP for UE, carry out transfer of data, described multiple candidate TP comprises service TP, the first cooperation TP and at least one the second cooperation TP of described UE, and this radio reception device 2 can comprise:

Acquiring unit 20, for obtaining a CQI and the 2nd CQI, a described CQI reflection service TP is to the state of the channel of UE, and described the 2nd CQI reflection the first cooperation TP is to the state of the channel of described UE.

Determining unit 21, for a described CQI who obtains according to described acquiring unit 20, determine at least one CQI estimated value, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission.

Selected cell 22, for a described CQI, described the 2nd CQI and at least one definite CQI estimated value of described determining unit 21 of obtaining according to described acquiring unit 20, from described multiple candidate TP, for selecting a TP or a TP group, described UE carries out transfer of data.

Optionally, described determining unit 21, specifically for a SINR corresponding to a described CQI that determines that described acquiring unit 20 obtains, and the RSRP obtaining according to described acquiring unit 20, adjust a described SINR and obtain the 2nd SINR, and determining the 3rd CQI corresponding to described the 2nd SINR, described the 3rd CQI is current definite CQI estimated value.

Optionally, described determining unit 21, specifically in the time that one second cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this second cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

Optionally, described determining unit 21, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group, for removing with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

Optionally, described determining unit 21, before also carrying out transfer of data for the TP utilizing described selected cell 22 to select or TP group, determines the PMI that transmission is required; Wherein, described determining unit 21, specifically in the time having obtained the TP of selection or the PMI of TP group, using described acquired PMI as the required PMI of described transmission when described acquiring unit 20; Or described determining unit 21, specifically for when do not obtain the TP of selection or the PMI of TP group when described acquiring unit 20, adopt circulation code book or random mode to determine the PMI that described transmission is required.

Optionally, described determining unit 21, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

Optionally, described determining unit 21, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB; Or described determining unit 21, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

Optionally, described determining unit 21, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

Optionally, described determining unit 21, before also carrying out transfer of data for the TP utilizing described selected cell 22 to select or TP group, determines the RI that transmission is required; Wherein, described determining unit 21, specifically in the time having obtained the TP of selection or the RI of TP group, using described acquired RI as the required RI of described transmission when described acquiring unit 20; Or described determining unit 21, specifically for when do not obtain the RI of the TP that selects or TP group when described acquiring unit 20, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains.

Optionally, the radio reception device that the embodiment of the present invention provides can comprise base station, base station controller, radio network controller etc.

It should be noted that, acquiring unit 20 can be the processor of setting up separately, also can be integrated in some processors of base station and realize, in addition, also can be stored in the memory of base station with the form of program code, call and carry out the function of above acquiring unit 20 by some processors of base station.The realization of determining unit 21 and selected cell 22 is with acquiring unit 20, and can integrate with acquiring unit 20, also can independently realize.Processor described here can be a central processing unit, or specific integrated circuit, or is configured to implement one or more integrated circuits of the embodiment of the present invention.

The embodiment of the present invention provides a kind of radio reception device, this radio reception device obtains a CQI and the 2nd CQI, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, the 2nd CQI and determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, the 2nd CQI reflection the first cooperation TP is to the state of the channel of UE, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of UE, or, reflect that a TP organizes the state of the equivalent channel of UE, TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at this radio reception device is limited, the CQI that this radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby this radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, be CSI preferably TP or TP group carry out transfer of data with UE, therefore, can support DPS/DPB and JT technology, thereby improve the compatibility of DPS/DPB and JT technology.

Embodiment five

As shown in figure 13, the embodiment of the present invention provides a kind of radio reception device, get one group of DPS/DPB under CSI and the transfer control method of JT corresponding to radio reception device, for selecting at least one TP from multiple candidate TP for UE, carry out transfer of data, described multiple candidate TP comprises service TP and at least one the cooperation TP of described UE, this radio reception device can comprise transmitter 14, receiver 15, processor 16 and memory 17, wherein, wherein, transmitter 14, receiver 15 is all connected with processor 16 with memory 17, for example, can connect by bus.Certainly, base station can also comprise the universal components such as antenna, Base-Band Processing parts, middle radio frequency processing parts, input/output unit, and the embodiment of the present invention is in this no longer any restriction.

Receiver 15 and transmitter 14 can integrate, and form transceiver.

Memory 17 is for stores executable programs code, and this program code comprises computer-managed instruction.Memory 17 may comprise high-speed RAM memory, also may also comprise nonvolatile memory (non-volatile memory), for example at least one magnetic disc store.

Processor 16 can be a central processing unit, or specific integrated circuit, or is configured to implement one or more integrated circuits of the embodiment of the present invention.

Concrete, described processor 16 can be used for obtaining a CQI, and according to a described CQI, determine at least one CQI estimated value, and according to a described CQI, determined at least one CQI estimated value, from described multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, a described CQI reflection service TP is to the state of the channel of described UE, cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission, described memory 17 can be used for storing the software code of a described CQI and controls described radio reception device completing the software program of said process, thereby make described processor 16 by carrying out above-mentioned software program and calling above-mentioned software code, complete said process.

Optionally, described processor 16, specifically for determining a SINR corresponding to a described CQI, and according to the RSRP obtaining, adjust a described SINR and obtain the 2nd SINR, and determine the 2nd CQI corresponding to described the 2nd SINR, described the 2nd CQI is current definite CQI estimated value.

Optionally, described processor 16, specifically in the time that cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

Optionally, described processor 16, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

Optionally, described processor 16, also, for before utilizing the TP selecting or TP group carries out transfer of data, determines the PMI that transmission is required; Wherein, described processor 16, specifically in the time having obtained the PMI of the TP that selects or TP group, using described acquired PMI as the required PMI of described transmission; Or described processor 16, specifically in the time not obtaining the TP of selection or the PMI of TP group, adopt circulation code book or random mode to determine the PMI that described transmission is required.

Optionally, described processor 16, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

Optionally, described processor 16, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB; Or described processor 16, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

Optionally, described processor 16, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

Optionally, described processor 16, also, for before utilizing the TP selecting or TP group carries out transfer of data, determines the RI that transmission is required; Wherein, described processor 16, specifically in the time having obtained the RI of the TP that selects or TP group, using described acquired RI as the required RI of described transmission; Or described processor 16, specifically in the time not obtaining the RI of the TP of selection or TP group, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains.

The embodiment of the present invention provides a kind of radio reception device, this radio reception device obtains a CQI, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, cooperation TP of each CQI estimated value reflection is to the state of the channel of UE, or, reflect that a TP organizes the state of the equivalent channel of UE, TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at this radio reception device is limited, the CQI that this radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby this radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, be CSI preferably TP or TP group carry out transfer of data with UE, therefore, can support DPS/DPB and JT technology, thereby improve the compatibility of DPS/DPB and JT technology.

As shown in figure 14, embodiments of the invention also provide a kind of radio reception device, get two groups of DPS/DPB under CSI and the transfer control method of JT corresponding to radio reception device, for selecting at least one TP from multiple candidate TP for UE, carry out transfer of data, described multiple candidate TP comprises the service TP of described UE, the first cooperation TP and at least one the second cooperation TP, this radio reception device can comprise transmitter 24, receiver 25, processor 26 and memory 27, wherein, transmitter 24, receiver 25 is all connected with processor 26 with memory 27, for example, can connect by bus.Certainly, base station can also comprise the universal components such as antenna, Base-Band Processing parts, middle radio frequency processing parts, input/output unit, and the embodiment of the present invention is in this no longer any restriction.

Receiver 25 and transmitter 24 can integrate, and form transceiver.

Memory 27 is for stores executable programs code, and this program code comprises computer-managed instruction.Memory 27 may comprise high-speed RAM memory, also may also comprise nonvolatile memory, for example at least one magnetic disc store.

Processor 26 can be a central processing unit, or specific integrated circuit, or is configured to implement one or more integrated circuits of the embodiment of the present invention.

Concrete, described processor 26 can be used for obtaining a CQI and the 2nd CQI, and according to a described CQI, determine at least one CQI estimated value, and according to a described CQI, described the 2nd CQI and determined at least one CQI estimated value, from described multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, a described CQI reflection service TP is to the state of the channel of described UE, described the 2nd CQI reflection the first cooperation TP is to the state of the channel of described UE, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission, described memory 27 can be used for storing the software code of the software code of a described CQI, described the 2nd CQI and controls described radio reception device the software program that completes said process, thereby make described processor 26 by carrying out above-mentioned software program and calling above-mentioned software code, complete said process.

Optionally, described processor 26, specifically for determining a SINR corresponding to a described CQI, and according to the RSRP obtaining, adjust a described SINR and obtain the 2nd SINR, and determine the 3rd CQI corresponding to described the 2nd SINR, described the 3rd CQI is current definite CQI estimated value.

Optionally, described processor 26, specifically in the time that one second cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this second cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP, for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

Optionally, described processor 26, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

Optionally, described processor 26, also, for before utilizing the TP selecting or TP group carries out transfer of data, determines the PMI that transmission is required; Wherein, described processor 26, specifically in the time having obtained the PMI of the TP that selects or TP group, using described acquired PMI as the required PMI of described transmission; Or described processor 26, specifically in the time not obtaining the TP of selection or the PMI of TP group, adopt circulation code book or random mode to determine the PMI that described transmission is required.

Optionally, described processor 26, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

Optionally, described processor 26, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB; Or described processor 26, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

Optionally, described processor 26, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

Optionally, described processor 26, also, for before utilizing the TP selecting or TP group carries out transfer of data, determines the RI that transmission is required; Wherein, described processor 26, specifically in the time having obtained the RI of the TP that selects or TP group, using described acquired RI as the required RI of described transmission; Or described processor 26, specifically in the time not obtaining the RI of the TP of selection or TP group, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains.

Optionally, the radio reception device that the embodiment of the present invention provides can comprise base station, base station controller, radio network controller etc.

The embodiment of the present invention provides a kind of radio reception device, this radio reception device obtains a CQI and the 2nd CQI, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, the 2nd CQI and determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, the 2nd CQI reflection the first cooperation TP is to the state of the channel of UE, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of UE, or, reflect that a TP organizes the state of the equivalent channel of UE, TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at this radio reception device is limited, the CQI that this radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby this radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, be CSI preferably TP or TP group carry out transfer of data with UE, therefore, can support DPS/DPB and JT technology, thereby improve the compatibility of DPS/DPB and JT technology.

Embodiment six

As shown in figure 15, the embodiment of the present invention provides a kind of transmission control system, comprising:

Radio reception device as described in embodiment tetra-or embodiment five and carry out the UE of transfer of data with this radio reception device.

The transmission control system that the embodiment of the present invention provides, carries out the transfer control method of DPS or JT corresponding to radio reception device while obtaining one group of CSI, and radio reception device carries out the transfer control method of DPS or JT while obtaining two groups of CSI.

In the time that radio reception device obtains one group of CSI, radio reception device specifically can complete following process:

Radio reception device obtains a CQI, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, cooperation TP of each CQI estimated value reflection is to the state of the channel of UE, or, reflecting that a TP organizes the state of the equivalent channel of UE, TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at radio reception device is limited, the CQI that radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, be CSI preferably TP or TP group carry out transfer of data with UE, therefore, can support DPS or JT technology, thereby improve the compatibility of DPS or JT technology.

In the time that radio reception device obtains two groups of CSI, radio reception device specifically can complete following process:

Radio reception device obtains a CQI and the 2nd CQI, and according to a CQI, determine at least one CQI estimated value, and according to a CQI, the 2nd CQI and determined at least one CQI estimated value, from multiple candidate TP, for selecting a TP or a TP group, UE carries out transfer of data, wherein, the one CQI reflection service TP is to the state of the channel of UE, the 2nd CQI reflection the first cooperation TP is to the state of the channel of UE, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of UE, or, reflect that a TP organizes the state of the equivalent channel of UE, TP group comprises multiple candidate TP for joint transmission.By this scheme, the CQI that obtains at radio reception device is limited, the CQI that radio reception device can get by adjustment, multiple CQI estimated values with multiple candidate TP of obtaining not getting to UE, thereby radio reception device comprehensively this CQI getting, adjust after multiple CQI estimated values of obtaining be UE select one suitable, be CSI preferably TP or TP group carry out transfer of data with UE, therefore, can support DPS or JT technology, thereby improve the compatibility of DPS or JT technology.

Those skilled in the art can be well understood to, for convenience and simplicity of description, only be illustrated with the division of above-mentioned each functional module, in practical application, can above-mentioned functions be distributed and completed by different functional modules as required, be divided into different functional modules by the internal structure of device, to complete all or part of function described above.The system of foregoing description, the specific works process of device and unit, can, with reference to the corresponding process in preceding method embodiment, not repeat them here.

In the several embodiment that provide in the application, should be understood that, disclosed system, apparatus and method, can realize by another way.For example, device embodiment described above is only schematic, for example, the division of described module or unit, be only that a kind of logic function is divided, when actual realization, can have other dividing mode, for example multiple unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, indirect coupling or the communication connection of device or unit can be electrically, machinery or other form.

The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in multiple network element.Can select according to the actual needs some or all of unit wherein to realize the object of the present embodiment scheme.

In addition, the each functional unit in each embodiment of the present invention can be integrated in a processing unit, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.

If described integrated unit is realized and during as production marketing independently or use, can be stored in a computer read/write memory medium using the form of SFU software functional unit.Based on such understanding, the all or part of of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprise that some instructions (can be personal computers in order to make a computer equipment, server, or the network equipment etc.) or processor (processor) carry out all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CDs.

The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.

Claims (37)

1. a transfer control method, select at least one TP from multiple candidate's transfer point TP for user equipment (UE) for radio reception device, carry out transfer of data, described multiple candidate TP comprise service TP and at least one the cooperation TP of described UE, it is characterized in that, described method comprises:

Radio reception device obtains the first channel quality indicator (CQI), and a described CQI reflection service TP is to the state of the channel of UE;

Described radio reception device is according to a described CQI, determine at least one CQI estimated value, cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Described radio reception device is according to a described CQI, and determined at least one CQI estimated value is carried out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

2. transfer control method according to claim 1, is characterized in that, described radio reception device determines that the process of each CQI estimated value comprises:

Described radio reception device determines that the first signal that a described CQI is corresponding compares SINR with interference plus noise;

Described radio reception device, according to the Reference Signal Received Power RSRP obtaining, is adjusted a described SINR and is obtained the 2nd SINR;

Described radio reception device is determined the 2nd CQI that described the 2nd SINR is corresponding, and described the 2nd CQI is current definite CQI estimated value.

3. transfer control method according to claim 2, it is characterized in that, when cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this cooperation TP is current TP, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

4. transfer control method according to claim 2, it is characterized in that, when a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

5. according to the transfer control method described in claim 1 to 4 any one, it is characterized in that, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the pre-coding matrix indication PMI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the PMI of TP group, described radio reception device is using described acquired PMI as the required PMI of described transmission; Or

In the time that described radio reception device does not obtain the TP of selection or the PMI of TP group, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required.

6. transfer control method according to claim 5, is characterized in that, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required, specifically comprises:

The index of Resource Block RB that described radio reception device takies according to Physical Downlink Shared Channel PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required.

7. transfer control method according to claim 6, it is characterized in that, the index of the RB that described radio reception device takies according to PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required, specifically comprises:

Described radio reception device is determined the initial pre-coding matrix indication of the circulation of current transmission time interval TTI PMI sequence number,

Described radio reception device, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, is determined respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described radio reception device, according to the quantity of described RB, is determined respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

8. according to the transfer control method described in claim 6 or 7, it is characterized in that, described radio reception device is determined the initial PMI sequence number of the circulation of current TTI, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determine respectively the described transmission required PMI corresponding with the index of described RB, specifically comprise:

Described radio reception device is according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation;

Described radio reception device is according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

9. according to the transfer control method described in claim 2 to 8 any one, it is characterized in that, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the order indication RI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the RI of TP group, described radio reception device is using described acquired RI as the required RI of described transmission; Or

In the time that described radio reception device does not obtain the RI of the TP of selection or TP group, described radio reception device is using a RI as the required RI of described transmission, and wherein, a described RI is the RI of the service TP that obtains of described radio reception device.

10. a transfer control method, for radio reception device from multiple candidate TP for UE selects at least one TP, carry out transfer of data, described multiple candidate TP comprise service TP, first cooperation TP and at least one second of described UE TP that cooperates, it is characterized in that, described method comprises:

Radio reception device obtains a CQI, and a described CQI reflection service TP is to the state of the channel of UE;

Described radio reception device obtains the 2nd CQI, and described the 2nd CQI reflection the first cooperation TP is to the state of the channel of described UE;

Described radio reception device is according to a described CQI, determine at least one CQI estimated value, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Described radio reception device, according to a described CQI, described the 2nd CQI and determined at least one CQI estimated value, carries out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

11. transfer control methods according to claim 10, is characterized in that, described radio reception device determines that the process of each CQI estimated value comprises:

Described radio reception device is determined the SINR that a described CQI is corresponding;

Described radio reception device, according to the RSRP obtaining, is adjusted a described SINR and is obtained the 2nd SINR;

Described radio reception device is determined the 3rd CQI that described the 2nd SINR is corresponding, and described the 3rd CQI is current definite CQI estimated value.

12. transfer control methods according to claim 11, it is characterized in that, when one second cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this second cooperation TP is current TP, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

13. transfer control methods according to claim 11, it is characterized in that, when a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, and described radio reception device is adjusted a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

14. according to claim 10 to the transfer control method described in 13 any one, it is characterized in that, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the PMI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the PMI of TP group, described radio reception device is using described acquired PMI as the required PMI of described transmission; Or

In the time that described radio reception device does not obtain the TP of selection or the PMI of TP group, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required.

15. transfer control methods according to claim 14, is characterized in that, described radio reception device adopts circulation code book or random mode to determine the PMI that described transmission is required, specifically comprises:

The index of the RB that described radio reception device takies according to PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required.

16. transfer control methods according to claim 15, it is characterized in that, the index of the RB that described radio reception device takies according to PDSCH or the quantity of described RB, adopt mode or the random mode of circulation code book to determine the PMI that described transmission is required, specifically comprises:

Described radio reception device is determined the initial PMI sequence number of the circulation of current TTI,

Described radio reception device, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, is determined respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described radio reception device, according to the quantity of described RB, is determined respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

17. according to the transfer control method described in claim 15 or 16, it is characterized in that, described radio reception device is determined the initial PMI sequence number of the circulation of current TTI, according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determine respectively the described transmission required PMI corresponding with the index of described RB, specifically comprise:

Described radio reception device is according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation;

Described radio reception device is according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

18. according to claim 11 to the transfer control method described in 17 any one, it is characterized in that, the TP that described radio reception device utilization is selected or TP group also comprise before carrying out transfer of data:

Described radio reception device is determined the RI that transmission is required, comprising:

In the time that described radio reception device has obtained the TP of selection or the RI of TP group, described radio reception device is using described acquired RI as the required RI of described transmission; Or

In the time that described radio reception device does not obtain the RI of the TP of selection or TP group, described radio reception device is using a RI as the required RI of described transmission, and wherein, a described RI is the RI of the service TP that obtains of described radio reception device.

19. 1 kinds of radio reception devices, for from multiple candidate TP for UE selects at least one TP, carry out transfer of data, described multiple candidate TP comprise the service TP of described UE and at least one cooperation TP, it is characterized in that, described radio reception device comprises:

Acquiring unit, for obtaining a CQI, a described CQI reflection service TP is to the state of the channel of UE;

Determining unit, for a described CQI who obtains according to described acquiring unit, determine at least one CQI estimated value, cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Selected cell, for a described CQI who obtains according to described acquiring unit, at least one CQI estimated value that described determining unit is determined is carried out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

20. radio reception devices according to claim 19, is characterized in that,

Described determining unit, specifically for a SINR corresponding to a described CQI that determines that described acquiring unit obtains, and the RSRP obtaining according to described acquiring unit, adjust a described SINR and obtain the 2nd SINR, and determining the 2nd CQI corresponding to described the 2nd SINR, described the 2nd CQI is current definite CQI estimated value.

21. radio reception devices according to claim 20, is characterized in that,

Described determining unit, specifically in the time that cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

22. radio reception devices according to claim 20, is characterized in that,

Described determining unit, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR, for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

23. according to claim 19 to the radio reception device described in 22 any one, it is characterized in that,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the PMI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the PMI of TP group, using described acquired PMI as the required PMI of described transmission when described acquiring unit; Or

Described determining unit, specifically for when do not obtain the TP of selection or the PMI of TP group when described acquiring unit, adopts circulation code book or random mode to determine the PMI that described transmission is required.

24. radio reception devices according to claim 23, is characterized in that,

Described determining unit, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

25. radio reception devices according to claim 24, is characterized in that,

Described determining unit, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described determining unit, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

26. according to the radio reception device described in claim 24 or 25, it is characterized in that,

Described determining unit, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

27. according to the radio reception device described in claim 20 to 26 any one, it is characterized in that,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the RI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the RI of TP group, using described acquired RI as the required RI of described transmission when described acquiring unit; Or

Described determining unit, when do not obtain the RI of the TP of selection or TP group when described acquiring unit, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains of described acquiring unit.

28. 1 kinds of radio reception devices, for from multiple candidate TP for UE selects at least one TP, carry out transfer of data, described multiple candidate TP comprise service TP, first cooperation TP and at least one second of described UE TP that cooperates, it is characterized in that, described radio reception device comprises:

Acquiring unit, for obtaining a CQI and the 2nd CQI, a described CQI reflection service TP is to the state of the channel of UE, and described the 2nd CQI reflection the first cooperation TP is to the state of the channel of described UE;

Determining unit, for a described CQI who obtains according to described acquiring unit, determine at least one CQI estimated value, one second cooperation TP of each CQI estimated value reflection is to the state of the channel of described UE, or, reflect that a TP organizes the state of the equivalent channel of described UE, described TP group comprises multiple candidate TP for joint transmission;

Selected cell for a described CQI who obtains according to described acquiring unit, described the 2nd CQI and at least one definite CQI estimated value of described determining unit, carries out transfer of data for described UE selects a TP or a TP group from described multiple candidate TP.

29. radio reception devices according to claim 28, is characterized in that,

Described determining unit, specifically for a SINR corresponding to a described CQI that determines that described acquiring unit obtains, and the RSRP obtaining according to described acquiring unit, adjust a described SINR and obtain the 2nd SINR, and determining the 3rd CQI corresponding to described the 2nd SINR, described the 3rd CQI is current definite CQI estimated value.

30. radio reception devices according to claim 29, is characterized in that,

Described determining unit, specifically in the time that one second cooperation TP of current definite CQI estimated value reflection arrives the state of channel of described UE, making this second cooperation TP is current TP, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{DPS}}={\mathrm{SINR}}_s\·\frac{{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\≠\mathrm{DPS},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _dPSfor described the 2nd SINR, SINR _sfor a described SINR, RSRP _dPSfor RSRP corresponding to current TP,

for removing RSRP _dPSoutside all RSRP sums, RSRP _sfor RSRP corresponding to service TP, for removing RSRP _soutside all RSRP sums.

31. radio reception devices according to claim 29, is characterized in that,

Described determining unit, specifically in the time that a TP of current definite CQI estimated value reflection organizes the state of equivalent channel of described UE, making this TP group is current TP group, adjusts a described SINR according to following formula:

${\mathrm{SINR}}_{\mathrm{JT}}={\mathrm{SINR}}_s\·\frac{\underset{i\∉\mathrm{JT}}{\mathrm{\Σ}}{\mathrm{RSRP}}_{\mathrm{DPS}}}{\underset{i\∉\mathrm{JT},i\∉\mathrm{DPB}}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}\·\frac{\underset{i\≠s}{\mathrm{\Σ}}{\mathrm{RSRP}}_i}{{\mathrm{RSRP}}_s}$

Wherein, SINR _jTfor described the 2nd SINR, SINR _sfor a described SINR,

for RSRP sum corresponding to candidate TP in current TP group,

for removing

with all RSRP sums outside RSRP corresponding to idle TP, RSRP _sfor RSRP corresponding to service TP,

for removing RSRP _soutside all RSRP sums.

32. according to the radio reception device described in claim 28 to 31 any one, it is characterized in that,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the PMI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the PMI of TP group, using described acquired PMI as the required PMI of described transmission when described acquiring unit; Or

Described determining unit, specifically for when do not obtain the TP of selection or the PMI of TP group when described acquiring unit, adopts circulation code book or random mode to determine the PMI that described transmission is required.

33. radio reception devices according to claim 32, is characterized in that,

Described determining unit, specifically for the index of RB or the quantity of described RB that take according to PDSCH, adopts mode or the random mode of circulation code book to determine the PMI that described transmission is required.

34. radio reception devices according to claim 33, is characterized in that,

Described determining unit, specifically for determining the initial PMI sequence number of circulation of current TTI, and according to the initial PMI sequence number of described circulation, the index of described RB and the quantity of code book, determines respectively the described transmission required PMI corresponding with the index of described RB;

Or,

Described determining unit, specifically for according to the quantity of described RB, determines respectively the described transmission required PMI corresponding with the quantity of described RB by random fashion.

35. according to the radio reception device described in claim 33 or 34, it is characterized in that,

Described determining unit, specifically for according to formula P _start=MmodN, determines the initial PMI sequence number of described circulation, and wherein, M is current TP sends number of times from data to described UE, the quantity that N is code book, P _startfor the initial PMI sequence number of described circulation, and according to formula P _i=(P _start+ i) modN, determines respectively the described transmission required PMI corresponding with the index of described RB, wherein, and P _ifor the required PMI of described transmission, the index that i is described RB.

36. according to the radio reception device described in claim 29 to 35 any one, it is characterized in that,

Described determining unit, before also carrying out transfer of data for the TP utilizing described selected cell to select or TP group, determines the RI that transmission is required;

Wherein, described determining unit, specifically in the time having obtained the TP of selection or the RI of TP group, using described acquired RI as the required RI of described transmission when described acquiring unit; Or

Described determining unit, specifically for when do not obtain the RI of the TP of selection or TP group when described acquiring unit, using a RI as the required RI of described transmission, wherein, a described RI is the RI of the service TP that obtains.

37. 1 kinds of transmission control systems, is characterized in that, comprising:

Radio reception device as described in claim 19 to 27 any one or claim 28 to 36 any one and with as described in radio reception device carry out the UE of transfer of data.

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