CN102740462B - A kind of method and system for handling enhanced dedicated - Google Patents
A kind of method and system for handling enhanced dedicated Download PDFInfo
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- CN102740462B CN102740462B CN201110090008.8A CN201110090008A CN102740462B CN 102740462 B CN102740462 B CN 102740462B CN 201110090008 A CN201110090008 A CN 201110090008A CN 102740462 B CN102740462 B CN 102740462B
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- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims abstract description 233
- 230000002085 persistent effect Effects 0.000 claims abstract description 99
- 238000005259 measurement Methods 0.000 claims abstract description 72
- 230000011664 signaling Effects 0.000 claims description 31
- 230000000977 initiatory effect Effects 0.000 claims description 6
- 235000013399 edible fruits Nutrition 0.000 claims 2
- 230000002708 enhancing effect Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 description 5
- 238000012790 confirmation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
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- 230000029305 taxis Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/02—Selection of wireless resources by user or terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
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Abstract
The invention discloses a kind of method and system of processing enhanced dedicated (E DCH), method includes：Terminal selects short transmission time interval or long Transmission Time Interval to use E DCH resources according to the measurement result to persistent district；Terminal to carry the leading part of E DCH Physical Random Access Channel (PRACH) by scrambling different scramblers, to the Transmission Time Interval information selected by node B notice terminals.Pass through the present invention so that the public E DCH resources in cell both can be used for the scheduling of short transmission time interval, can be used for the scheduling of long Transmission Time Interval, not only ensure that covering but also disclosure satisfy that user's high speed.
Description
Technical field
The present invention relates to High Speed Uplink Packet access (HSUPA, High Speed Uplink Packet Access)
Technology, more particularly to a kind of method and system for handling enhanced dedicated.
Background technology
High Speed Uplink Packet access (HSUPA, High Speed Uplink Packet Access) technology passes through fast
Velocity modulation degree and physical layer Fast retransmission the technological means such as merge to improve the performance of system for uplink packet data.HSUPA technologies
Introduce a kind of new transmission channel, i.e. enhanced dedicated (E-DCH, Enhanced Dedicated Transport
Channel), for carrying user data, and it is single up direction.Carrying E-DCH physical channel is physical accidental access letter
Road (PRACH, Physical Random Access Channel).
Two basic manipulation modes of terminal are idle mode and connected modes.Wherein, connection mode can further divide
Into different states：Universal Mobile Telecommunications System wireless access network registration area PCH (utran registration area_paging indicator channel, Universal
mobile telecommunication system Radio Access network Register area Paging
Channel) state, cell paging channel (CELL_PCH, CELL Paging Channel) state, cell forward access channel
(CELL_FACH, CELL Forward Access Channel) state, cell dedicated channel status (CELL_DCH, CELL
Dedicated Channel), these states define the species of the physical channel that terminal can use and transmission channel.
The up available HSUPA technologies of CELL_FACH states, uplink user data is sent by E-DCH.E-DCH biography
Defeated time interval has two kinds, and a kind of is 2 milliseconds of Transmission Time Interval, i.e., E-DCH scheduling is carried out with 2 milliseconds of gap periods
To send E-DCH data, this 2 milliseconds of Transmission Time Interval is referred to as short transmission time interval；Another kind is 10 milliseconds of biography
Defeated time interval, i.e., E-DCH scheduling is carried out with 10 milliseconds of gap periods to send E-DCH data, this 10 milliseconds of biography
Defeated time interval is referred to as long Transmission Time Interval.
The business of similar " always online " type, the push (Push Email) of such as Email, virtual link, is needed
Frequently to be sent between terminal and server/small bag data is received, in network design, resident CELL_FACH can be used
State is realized, to avoid frequently arriving CELL_DCH state transition.In addition, smart mobile phone is in UMTS
It is a large amount of with, it is necessary to according to existing network situation in (UMTS, Universal Mobile Telecommunications System)
To put forth effort to lift the service efficiency of up-link, particularly E-DCH service efficiency.
In the prior art, all common E-DCH resources are merely able to be configured to short transmission time interval, or are merely able to
It is configured to long Transmission Time Interval.Considering ensures this major constraints of larger RACH coverage, network
Would generally taxis option and installment be long Transmission Time Interval dispatching cycle.So, those are allowed for possess more than relatively high power
The terminal of amount is forced to use compared with low rate to transmit data, and causes gain caused by the fast dispatch of short transmission time interval
It is unavailable；Meanwhile those possess the terminal of smaller power surplus, can not also be brought from the dispatching cycle of long Transmission Time Interval
Be benefited in bigger cell edge coverage.
The content of the invention
In view of this, it is a primary object of the present invention to provide a kind of method for handling enhanced dedicated and be
System, to cause the common E-DCH resource in cell both to can be used for the scheduling of short transmission time interval, can be used for growing transmission
The scheduling of time interval.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
The invention provides a kind of method for handling enhanced dedicated, this method includes：
Terminal selects short transmission time interval or long Transmission Time Interval to use according to the measurement result to persistent district
Enhanced dedicated (E-DCH) resource；
The terminal passes through different to carry the scrambling of the leading part of E-DCH Physical Random Access Channel (PRACH)
Scrambler, to the Transmission Time Interval information selected by node B notice terminals.
This method further comprises：
The terminal carries out E-DCH scheduling with the Transmission Time Interval itself selected, to send E-DCH data；
The node B carries out E-DCH scheduling with the Transmission Time Interval selected by terminal, to receive E-DCH data.
The terminal selects short transmission time interval or long Transmission Time Interval to be provided using E-DCH according to measurement result
Source, it is specially：
The terminal receives wireless heterogeneous networks (RRC) letter that the radio network controller (RNC) in persistent district is sent
Order, therefrom obtains following information：The leading part of the judgment criterion of E-DCH Transmission Time Interval, carrying E-DCH PRACH
The first scrambler set and the second scrambler set, the measurement period of cell forward access channel status；
The terminal is according to the judgment criterion of E-DCH Transmission Time Interval and the measurement of cell forward access channel status
Cycle is measured, and is judged according to the judgment criterion of E-DCH Transmission Time Interval, and selection was used between the short transmission time
Every or long Transmission Time Interval.
The judgment criterion of the Transmission Time Interval of the E-DCH, it is one of：
Criterion one, the received signal code power according to the Primary Common Pilot Channel of persistent district are judged, and Your Majesty
The received signal code power thresholding of pilot channel altogether；
Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with entering with internal power density ratio
Row judges, and every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding；
Criterion three, the path loss according to persistent district are judged, and path loss thresholding.
This method further comprises：
If the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion
One, then terminal the primary common pilot letter of a persistent district is carried out every the measurement period of cell forward access channel status
The measurement of the received signal code power in road, and by the reception signal of the Primary Common Pilot Channel of the persistent district measured each time
Code power, compared with the received signal code power thresholding of Primary Common Pilot Channel；
If the received signal code power of the Primary Common Pilot Channel of the persistent district measured is believed more than primary common pilot
The received signal code power thresholding in road, then terminal selection use short transmission time interval；Otherwise, when terminal selection is using long transmission
Between be spaced.
This method further comprises：
If the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion
Two, then terminal the Primary Common Pilot Channel of persistent district is carried out every the measurement period of cell forward access channel status
Every chip receiving power and the measurement with internal power density ratio, and the primary common pilot of the persistent district measured each time is believed
Every chip receiving power in road with internal power density ratio, with every chip receiving power of Primary Common Pilot Channel and with internal power
Density ratio thresholding is compared；
If every chip receiving power of the Primary Common Pilot Channel of the persistent district measured with internal power density ratio
More than Primary Common Pilot Channel every chip receiving power with internal power density ratio thresholding, then when terminal selection uses short transmission
Between be spaced；Otherwise, terminal selection uses long Transmission Time Interval.
This method further comprises：
If the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion
Three, then terminal the measurement of the path loss of persistent district is carried out every the measurement period of cell forward access channel status,
And by the path loss of the persistent district measured each time compared with path loss thresholding；
If the path loss of the persistent district measured is less than or equal to path loss thresholding, terminal selection uses short
Transmission Time Interval；Otherwise, terminal selection uses long Transmission Time Interval.
The terminal is notified eventually by scrambling different scramblers to carry E-DCH PRACH leading part to node B
The selected Transmission Time Interval information in end, it is specially：
If the Transmission Time Interval of terminal selection is short transmission time interval, terminal is in the first scrambler set
One scrambler of random selection scrambles to PRACH leading part, builds PRACH pilot codes；If the biography of terminal selection
Defeated time interval is long Transmission Time Interval, then terminal randomly chooses a scrambler to PRACH in the second scrambler set
Leading part scrambled, build PRACH pilot codes；
The terminal sends the PRACH pilot codes to node B.
The node B carries out E-DCH scheduling with the Transmission Time Interval selected by terminal, to receive E-DCH data, specifically
For：
Node B application part (NBAP) signaling that the Node-B receiver RNC is sent, including：In cell is specified,
The first scrambler set of the carrying E-DCH of short transmission time interval PRACH leading part is exclusively used in, when being exclusively used in long transmission
Between the second scrambler set of carrying E-DCH PRACH leading part for being spaced；
The PRACH that node B receives terminal initiation in cell is specified is leading, leading to the PRACH that is received to solve
Disturb, if node B successfully descrambles using the scrambler in the first scrambler set is leading to this PRACH, then node B records institute
State terminal and use short transmission time interval；If node B successfully enters using the scrambler in the second scrambler set is leading to this PRACH
Row descrambling, then node B records the terminal and uses long Transmission Time Interval；
The Transmission Time Interval of the node B according to record, E-DCH scheduling is carried out to receive E-DCH data.
Present invention also offers a kind of system for handling enhanced dedicated, the system includes：Terminal and node
B, wherein,
The terminal, for according to the measurement result to persistent district, selecting short transmission time interval or long transmission time
Interval scrambles different scramblers to use E-DCH resource by the leading part of the PRACH for carrying E-DCH, to node B
Notify the Transmission Time Interval information selected by terminal；
The node B, for the scrambler scrambled according to the terminal for carrying E-DCH PRACH leading part, obtain
Transmission Time Interval information selected by the terminal.
The terminal is further used for, and E-DCH scheduling is carried out with the Transmission Time Interval of itself selection, to send E-
DCH data；
Accordingly, the node B is further used for, and E-DCH scheduling is carried out with the Transmission Time Interval selected by terminal, comes
Receive E-DCH data.
The terminal is further used for, and receives the RRC signaling that the RNC in persistent district is sent, therefrom obtains following information：
The judgment criterion of E-DCH Transmission Time Interval, carry E-DCH PRACH leading part the first scrambler set and second
Scrambler set, the measurement period of cell forward access channel status；
Carried out according to the judgment criterion of E-DCH Transmission Time Interval and the measurement period of cell forward access channel status
Measurement, and judged according to the judgment criterion of E-DCH Transmission Time Interval, selection uses short transmission time interval or long pass
Defeated time interval.
The judgment criterion of the Transmission Time Interval of the E-DCH, it is one of：
Criterion one, the received signal code power according to the Primary Common Pilot Channel of persistent district are judged, and Your Majesty
The received signal code power thresholding of pilot channel altogether；
Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with entering with internal power density ratio
Row judges, and every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding；
Criterion three, the path loss according to persistent district are judged, and path loss thresholding.
The terminal is further used for, if the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent
Judgment criterion is the criterion one, then terminal is once resident every the measurement period of a cell forward access channel status
The measurement of the received signal code power of the Primary Common Pilot Channel of cell, and the Your Majesty of the persistent district measured each time is total to
The received signal code power of pilot channel, compared with the received signal code power thresholding of Primary Common Pilot Channel；
If the received signal code power of the Primary Common Pilot Channel of the persistent district measured is believed more than primary common pilot
The received signal code power thresholding in road, then terminal selection use short transmission time interval；Otherwise, when terminal selection is using long transmission
Between be spaced.
The terminal is further used for, if the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent
Judgment criterion is the criterion two, then terminal carries out persistent district every the measurement period of a cell forward access channel status
Primary Common Pilot Channel every chip receiving power and the measurement with internal power density ratio, it is and resident by what is measured each time
Every chip receiving power of the Primary Common Pilot Channel of cell with internal power density ratio, every chip with Primary Common Pilot Channel
Receiving power is compared with internal power density ratio thresholding；
If every chip receiving power of the Primary Common Pilot Channel of the persistent district measured with internal power density ratio
More than Primary Common Pilot Channel every chip receiving power with internal power density ratio thresholding, then when terminal selection uses short transmission
Between be spaced；Otherwise, terminal selection uses long Transmission Time Interval.
The terminal is further used for, if the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent
Judgment criterion is the criterion three, then terminal carries out persistent district every the measurement period of a cell forward access channel status
Path loss measurement, and by the path loss of the persistent district measured each time compared with path loss thresholding；
If the path loss of the persistent district measured is less than or equal to path loss thresholding, terminal selection uses short
Transmission Time Interval；Otherwise, terminal selection uses long Transmission Time Interval.
The terminal is further used for, when selection Transmission Time Interval for short transmission time interval when, described first
A scrambler is randomly choosed in scrambler set to scramble PRACH leading part, builds PRACH pilot codes；Work as selection
Transmission Time Interval when being long Transmission Time Interval, a scrambler is randomly choosed in the second scrambler set to PRACH
Leading part scrambled, build PRACH pilot codes；
Terminal sends the PRACH pilot codes to node B.
The node B is further used for, and receives the NBAP signalings that RNC is sent, including：It is special in cell is specified
In the first scrambler set of the carrying E-DCH of short transmission time interval PRACH leading part, it is exclusively used between long transmission time
Every carrying E-DCH PRACH leading part the second scrambler set；
The PRACH that node B receives terminal initiation in cell is specified is leading, leading to the PRACH that is received to solve
Disturb, if node B successfully descrambles using the scrambler in the first scrambler set is leading to this PRACH, then node B records institute
State terminal and use short transmission time interval；If node B successfully enters using the scrambler in the second scrambler set is leading to this PRACH
Row descrambling, then node B records the terminal and uses long Transmission Time Interval；
The Transmission Time Interval of the node B according to record, E-DCH scheduling is carried out to receive E-DCH data.
A kind of method and system for handling enhanced dedicated provided by the present invention, the public E- in cell
DCH resources both can be used for the scheduling of short transmission time interval, can be used for the scheduling of long Transmission Time Interval；For network
Coverage condition and termination property, E-DCH is used by terminal dynamic select short transmission time interval or long Transmission Time Interval
Resource, it not only ensure that covering but also disclosure satisfy that user's high speed.
Brief description of the drawings
Fig. 1 is the method flow diagram of processing enhanced dedicated related to end side in the embodiment of the present invention；
Fig. 2 is the method flow diagram of processing enhanced dedicated related to node B sides in the embodiment of the present invention；
Fig. 3 is the method flow diagram of processing enhanced dedicated related to RNC sides in the embodiment of the present invention；
Fig. 4 is terminal, the method flow of node B, RNC Coordination Treatment enhanced dedicated in the embodiment of the present invention
Figure.
Embodiment
The technical solution of the present invention is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
It is contemplated that allowing the common E-DCH resource in cell both to can be used for the scheduling of short transmission time interval, also may be used
For the scheduling of long Transmission Time Interval；For network coverage situation and termination property, by terminal dynamic select short transmission
Time interval or long Transmission Time Interval use E-DCH resource, not only to ensure to cover disclosure satisfy that user's high speed.
Therefore, a kind of method for handling enhanced dedicated provided by the present invention, by terminal according to resident
The measurement result of cell, short transmission time interval or long Transmission Time Interval is selected to use E-DCH resource, and by carrying
E-DCH PRACH leading part scrambles different scramblers, to notify the selection of node B (NodeB) this Transmission Time Interval to believe
Breath.And terminal carries out E-DCH scheduling to send E-DCH data with the Transmission Time Interval that selects；Node B is transmitted with this
The scheduling that time interval selection information carries out E-DCH receives E-DCH data.
The method of the processing enhanced dedicated of the present invention is described in detail with reference to specific embodiment.
Embodiments of the invention one describe the processing procedure of terminal, and when implementing the present embodiment, it is small that terminal resides in some
Area, and it is in cell forward access channel status.As shown in figure 1, processing procedure mainly includes the following steps that：
Step 101, terminal is received in persistent district by radio network controller (RNC, Radio Network
Controller) wireless heterogeneous networks (RRC, Radio Resource Control) signaling sent, following letter is therefrom obtained
Breath：
A) judgment criterion of E-DCH Transmission Time Interval, it is one of following criterion：
Criterion one, the received signal code power of Primary Common Pilot Channel according to persistent district judged, and, Your Majesty
The received signal code power thresholding (unit dBm) of pilot channel altogether；
Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with entering with internal power density ratio
Row judges, and, every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding (unit dB)；
Criterion three, judged according to the path loss of persistent district, and, path loss thresholding (unit dB).
B) the first scrambler set and the second scrambler set of E-DCH PRACH leading part are carried；
C) measurement period of cell forward access channel status.
Terminal preserves above- mentioned information.
Wherein, RRC is the communication protocol of the space interface signaling of control plane between processing terminal and RNC, and RRC signaling is used to build
Stand, re-establish, maintain and discharge the RRC connections between terminal and RNC.
Step 102, terminal is according to the judgment criterion of E-DCH Transmission Time Interval and cell forward access channel status
Measurement period measures, and is judged according to the judgment criterion of E-DCH Transmission Time Interval, so as to select to use short pass
Defeated time interval or long Transmission Time Interval.
When the judgment criterion of E-DCH Transmission Time Interval is criterion a period of time, terminal is every a cell forward access letter
The measurement period of road state carries out the measurement of the received signal code power of the Primary Common Pilot Channel of a persistent district.Terminal will
The received signal code power of the Primary Common Pilot Channel of the persistent district measured each time, the reception with Primary Common Pilot Channel
Signal code power thresholding is compared.If the received signal code power of the Primary Common Pilot Channel of the persistent district measured is big
In the received signal code power thresholding of Primary Common Pilot Channel, then terminal selection uses short transmission time interval；Otherwise, terminal is selected
Select and use long Transmission Time Interval.Terminal records or renewal " Transmission Time Interval currently selected " is this newest selection
As a result.
When the judgment criterion of E-DCH Transmission Time Interval is criterion two, terminal is every a cell forward access letter
The measurement period of road state carries out every chip receiving power of the Primary Common Pilot Channel of persistent district and with internal power density ratio
Measurement.Terminal is by every chip receiving power of the Primary Common Pilot Channel of the persistent district measured each time and with internal power
Density ratio, with every chip receiving power of Primary Common Pilot Channel compared with internal power density ratio thresholding.If measurement
Every chip receiving power of the Primary Common Pilot Channel for the persistent district arrived with internal power density ratio more than primary common pilot with believing
Every chip receiving power in road with internal power density ratio thresholding, then terminal selection with using short transmission time interval；Otherwise, terminal
Selection uses long Transmission Time Interval.Terminal records or renewal " Transmission Time Interval currently selected " is this newest choosing
Select result.
When the judgment criterion of E-DCH Transmission Time Interval is criterion three, terminal is every a cell forward access letter
The measurement period of road state carries out the measurement of the path loss of persistent district.Terminal is by the road of the persistent district measured each time
Footpath is lost compared with path loss thresholding.If the path loss of the persistent district measured is less than or equal to path loss
Thresholding, then terminal selection use short transmission time interval；Otherwise, terminal selection uses long Transmission Time Interval.Terminal record or
It is this newest selection result that person, which updates " Transmission Time Interval currently selected ",.
Step 103, terminal attempts to initiate uplink random access.If terminal judges " Transmission Time Interval currently selected "
For short transmission time interval, then terminal randomly chooses a scrambler in the first scrambler set and PRACH leading part is entered
Row scrambling, to build PRACH pilot codes；Otherwise, terminal randomly chooses a scrambler to PRACH's in the second scrambler set
Leading part is scrambled, to build PRACH pilot codes.Terminal sends the PRACH after this coding and leading (built
PRACH pilot codes) node B is given, carry out uplink random access.
Step 104, terminal receives the positive confirmation from node B on AICH Acquisition Indication Channel, and is distributed by node B
The E-DCH resource used to this terminal.
Step 105, terminal carries out E-DCH tune with the gap periods of Transmission Time Interval corresponding to scrambling in step 103
Spend to send E-DCH data.
I.e. if in step 103, terminal is scrambled leading to build PRACH using the scrambler in the first scrambler set
Coding, then terminal carries out E-DCH scheduling to send E-DCH data with the gap periods of short transmission time interval；If
In step 103, terminal is scrambled using the scrambler in the second scrambler set to build PRACH pilot codes, then terminal with
The gap periods of long Transmission Time Interval carry out E-DCH scheduling to send E-DCH data.
Embodiments of the invention two describe node B processing procedure, as shown in Fig. 2 mainly including the following steps that：
Step 201, the node B application part (NBAP, NodeBApplication Part) that Node-B receiver is sent by RNC
Signaling, the configuration of common E-DCH operation is carried out in cell is specified.NBAP signalings include following information：In cell is specified, specially
The first scrambler set for the carrying E-DCH of short transmission time interval PRACH leading part；It is exclusively used in long transmission time
Second scrambler set of the carrying E-DCH at interval PRACH leading part.Node B preserves these information.
Step 202, node B specified at this received in cell terminal initiation PRACH it is leading, it is leading to this PRACH enter
Row descrambling.If node B successfully descrambles using the scrambler in the first scrambler set is leading to this PRACH, then node B remembers
Record this terminal and use short transmission time interval；If node B uses the scrambler in the second scrambler set to the leading successes of this PRACH
Descrambled, then node B records this terminal and uses long Transmission Time Interval.
Step 203, node B is specified in cell at this and is sent positive confirmation to the terminal on AICH Acquisition Indication Channel, and
The E-DCH resource used to the terminal distributed by node B.
Step 204, Transmission Time Intervals of the node B according to record, E-DCH scheduling is carried out to receive E-DCH data.
I.e. if node B records this terminal and uses short transmission time interval, then node B is with the interval of short transmission time interval
The scheduling that cycle carries out E-DCH receives E-DCH data；If node B records this terminal and uses long Transmission Time Interval, save
Point B carries out E-DCH scheduling to receive E-DCH data with the gap periods of long Transmission Time Interval.
Embodiments of the invention three describe RNC processing procedure, as shown in figure 3, mainly including the following steps that：
Step 301, RNC decision-makings carry out the configuration of common E-DCH operation in cell is specified, including：
A) judgment criterion of E-DCH Transmission Time Interval, it is one of following criterion in cell is specified：
Criterion one, the received signal code power of Primary Common Pilot Channel according to persistent district judged, and, Your Majesty
The received signal code power thresholding (unit dBm) of pilot channel altogether；
Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with entering with internal power density ratio
Row judges, and, every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding (unit dB)；
Criterion three, judged according to the path loss of persistent district, and, path loss thresholding (unit dB).
B) in cell is specified, it is exclusively used in the first of the carrying E-DCH of short transmission time interval PRACH leading part
Scrambler set；It is exclusively used in the second scrambler set of the carrying E-DCH of long Transmission Time Interval PRACH leading part.
C) in cell is specified, measurement period that terminal measures under cell forward access channel status.
Step 302, RNC sends NBAP signalings and gives node B, notice node B progress common E-DCH operations in cell is specified
Configuration.NBAP signalings include following information：In cell is specified, it is exclusively used in the carrying E-DCH's of short transmission time interval
First scrambler set of PRACH leading part；It is exclusively used in the carrying E-DCH of long Transmission Time Interval PRACH front pilot
The the second scrambler set divided.
Step 303, RNC sends RRC signaling to terminal in cell is specified, and following information is included in RRC signaling：
A) judgment criterion of E-DCH Transmission Time Interval, it is one of following criterion：
Criterion one, the received signal code power of Primary Common Pilot Channel according to persistent district judged, and, Your Majesty
The received signal code power thresholding (unit dBm) of pilot channel altogether；
Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with entering with internal power density ratio
Row judges, and, every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding (unit dB)；
Criterion three, judged according to the path loss of persistent district, and, path loss thresholding (unit dB).
B) the first scrambler set and the second scrambler set of E-DCH PRACH leading part are carried.
C) measurement period of cell forward access channel status.
Embodiments of the invention four describe a kind of method for handling enhanced dedicated, as shown in figure 4, mainly
Comprise the following steps：
Step 401, RNC decision-makings carry out the configuration of common E-DCH operation in cell is specified, including：
A) judgment criterion of E-DCH Transmission Time Interval, it is one of following criterion in cell is specified：
Criterion one, the received signal code power of Primary Common Pilot Channel according to persistent district judged, and, Your Majesty
The received signal code power thresholding (unit dBm) of pilot channel altogether；
Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with entering with internal power density ratio
Row judges, and, every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding (unit dB)；
Criterion three, judged according to the path loss of persistent district, and, path loss thresholding (unit dB).
B) in cell is specified, it is exclusively used in the first of the carrying E-DCH of short transmission time interval PRACH leading part
Scrambler；It is exclusively used in the second scrambler of the carrying E-DCH of long Transmission Time Interval PRACH leading part.
C) in cell is specified, measurement period that terminal measures under cell forward access channel status.
Step 402, RNC sends NBAP signalings and gives node B, notice node B progress common E-DCH operations in cell is specified
Configuration.NBAP signalings include following information：In cell is specified, it is exclusively used in the carrying E-DCH's of short transmission time interval
First scrambler set of PRACH leading part；It is exclusively used in the carrying E-DCH of long Transmission Time Interval PRACH front pilot
The the second scrambler set divided.
Node B preserves these information.
Step 403, terminal is resident specifies in cell at this, and is in cell forward access channel status.Terminal receives this
The RRC signaling sent in cell by RNC is specified, therefrom obtains following information：
A) judgment criterion of E-DCH Transmission Time Interval, it is one of following criterion：
Criterion one, the received signal code power of Primary Common Pilot Channel according to persistent district judged, and, Your Majesty
The received signal code power thresholding (unit dBm) of pilot channel altogether；
Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with entering with internal power density ratio
Row judges, and, every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding (unit dB)；
Criterion three, judged according to the path loss of persistent district, and, path loss thresholding (unit dB).
B) the first scrambler set and the second scrambler set of E-DCH PRACH leading part are carried；
C) measurement period of cell forward access channel status.
Terminal preserves above- mentioned information.
Step 404, terminal first cell forward access channel status measurement period then, according to E-DCH biography
The judgment criterion of defeated time interval measures.
When the judgment criterion of E-DCH Transmission Time Interval is criterion a period of time, terminal is every a cell forward access letter
The measurement period of road state carries out the measurement of the received signal code power of the Primary Common Pilot Channel of a persistent district.Terminal will
The received signal code power of the Primary Common Pilot Channel of the persistent district measured each time, the reception with Primary Common Pilot Channel
Signal code power thresholding is compared.If the received signal code power of the Primary Common Pilot Channel of the persistent district measured is big
In the received signal code power thresholding of Primary Common Pilot Channel, then terminal selection uses short transmission time interval；Otherwise, terminal is selected
Select and use long Transmission Time Interval.Terminal records or renewal " Transmission Time Interval currently selected " is this newest selection
As a result.
When the judgment criterion of E-DCH Transmission Time Interval is criterion two, terminal is every a cell forward access letter
The measurement period of road state carries out every chip receiving power of the Primary Common Pilot Channel of persistent district and with internal power density ratio
Measurement.Terminal is by every chip receiving power of the Primary Common Pilot Channel of the persistent district measured each time and with internal power
Density ratio, with every chip receiving power of Primary Common Pilot Channel compared with internal power density ratio thresholding.If measurement
Every chip receiving power of the Primary Common Pilot Channel for the persistent district arrived with internal power density ratio more than primary common pilot with believing
Every chip receiving power in road with internal power density ratio thresholding, then terminal selection with using short transmission time interval；Otherwise, terminal
Selection uses long Transmission Time Interval.Terminal records or renewal " Transmission Time Interval currently selected " is this newest choosing
Select result.
When the judgment criterion of E-DCH Transmission Time Interval is criterion three, terminal is every a cell forward access letter
The measurement period of road state carries out the measurement of the path loss of persistent district.Terminal is by the road of the persistent district measured each time
Footpath is lost compared with path loss thresholding.If the path loss of the persistent district measured is less than or equal to path loss
Thresholding, then terminal selection use short transmission time interval；Otherwise, terminal selection uses long Transmission Time Interval.Terminal record or
It is this newest selection result that person, which updates " Transmission Time Interval currently selected ",.
Step 405, terminal second cell forward access channel status measurement period then, according to E-DCH biography
The judgment criterion of defeated time interval measures.
When the judgment criterion of E-DCH Transmission Time Interval is criterion a period of time, terminal is every a cell forward access letter
The measurement period of road state carries out the measurement of the received signal code power of the Primary Common Pilot Channel of a persistent district.Terminal will
The received signal code power of the Primary Common Pilot Channel of the persistent district measured each time, the reception with Primary Common Pilot Channel
Signal code power thresholding is compared.If the received signal code power of the Primary Common Pilot Channel of the persistent district measured is big
In the received signal code power thresholding of Primary Common Pilot Channel, then terminal selection uses short transmission time interval；Otherwise, terminal is selected
Select and use long Transmission Time Interval.Terminal records or renewal " Transmission Time Interval currently selected " is this newest selection
As a result.
When the judgment criterion of E-DCH Transmission Time Interval is criterion two, terminal is every a cell forward access letter
The measurement period of road state carries out every chip receiving power of the Primary Common Pilot Channel of persistent district and with internal power density ratio
Measurement.Terminal is by every chip receiving power of the Primary Common Pilot Channel of the persistent district measured each time and with internal power
Density ratio, with every chip receiving power of Primary Common Pilot Channel compared with internal power density ratio thresholding.If measurement
Every chip receiving power of the Primary Common Pilot Channel for the persistent district arrived with internal power density ratio more than primary common pilot with believing
Every chip receiving power in road with internal power density ratio thresholding, then terminal selection with using short transmission time interval；Otherwise, terminal
Selection uses long Transmission Time Interval.Terminal records or renewal " Transmission Time Interval currently selected " is this newest choosing
Select result.
When the judgment criterion of E-DCH Transmission Time Interval is criterion three, terminal is every a cell forward access letter
The measurement period of road state carries out the measurement of the path loss of persistent district.Terminal is by the road of the persistent district measured each time
Footpath is lost compared with path loss thresholding.If the path loss of the persistent district measured is less than or equal to path loss
Thresholding, then terminal selection use short transmission time interval；Otherwise, terminal selection uses long Transmission Time Interval.Terminal record or
It is this newest selection result that person, which updates " Transmission Time Interval currently selected ",.
Step 406~407, terminal attempt to initiate uplink random access.If terminal judges the " transmission time currently selected
Interval " is short transmission time interval, then terminal randomly chooses front pilot of the scrambler to PRACH in the first scrambler set
Divide and scrambled, to build PRACH pilot codes；Otherwise, terminal randomly chooses a scrambler pair in the second scrambler set
PRACH leading part is scrambled, to build PRACH pilot codes.Terminal sends leading (the i.e. structures of PRACH after this coding
The PRACH pilot codes built) node B is given, carry out uplink random access.
Step 408, node B specifies the PRACH for receiving terminal initiation in cell leading at this.Before node B is to this PRACH
Lead and descrambled.If node B successfully descrambles using the scrambler in the first scrambler set is leading to this PRACH, then section
Point B records this terminal and uses short transmission time interval；Before if node B uses the scrambler in the second scrambler set to this PRACH
Lead and successfully descrambled, then node B records this terminal and uses long Transmission Time Interval.
Step 409, node B is specified in cell at this, and positive confirmation is sent to the terminal on AICH Acquisition Indication Channel, and
The E-DCH resource used to the terminal distributed by node B.Terminal receives from node B just on AICH Acquisition Indication Channel
To confirmation, and the E-DCH resource used to this terminal distributed by node B.
Step 410, if in a step 406, terminal is scrambled to build using the scrambler in the first scrambler set
PRACH pilot codes, then terminal carries out E-DCH scheduling to send E-DCH numbers with the gap periods of short transmission time interval
According to；Otherwise, terminal carries out E-DCH scheduling to send E-DCH data with the gap periods of long Transmission Time Interval.
If node B records this terminal and uses short transmission time interval, node B between short transmission time interval every other week
The scheduling that phase carries out E-DCH receives E-DCH data；If node B records this terminal and uses long Transmission Time Interval, node
B carries out E-DCH scheduling to receive E-DCH data with the gap periods of long Transmission Time Interval.
The method of corresponding above-mentioned processing enhanced dedicated, present invention also offers one kind processing is enhanced special
The system of transmission channel, including：Terminal and node B, in addition to RNC.
Wherein, terminal is used to, according to the measurement result to persistent district, select short transmission time interval or long transmission time
Interval scrambles different scramblers to use E-DCH resource by the leading part of the PRACH for carrying E-DCH, to node B
Notify the Transmission Time Interval information selected by terminal.The more body function embodiment one as shown in Figure 1 that terminal is realized, herein
Repeat no more.
Node B, for the scrambler scrambled according to terminal for carrying E-DCH PRACH leading part, obtain selected by terminal
Transmission Time Interval information.The more body function embodiment two as shown in Figure 2 that node B is realized, here is omitted.
Function that RNC is realized embodiment three as shown in Figure 3, here is omitted.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (14)
- A kind of 1. method for handling enhanced dedicated, it is characterised in that this method includes：Terminal selects short transmission time interval or long Transmission Time Interval to use enhancing according to the measurement result to persistent district Type dedicated transmission channel (E-DCH) resource；The terminal scrambles different scramblers by the leading part of the Physical Random Access Channel (PRACH) for carrying E-DCH, To the Transmission Time Interval information selected by node B notice terminals；The terminal selects short transmission time interval or long Transmission Time Interval to use E-DCH resource according to measurement result, has Body is：The terminal receives wireless heterogeneous networks (RRC) signaling that the radio network controller (RNC) in persistent district is sent, from It is middle to obtain following information：The judgment criterion of E-DCH Transmission Time Interval, carry E-DCH PRACH leading part first Scrambler set and the second scrambler set, the measurement period of cell forward access channel status；The terminal is according to the judgment criterion of E-DCH Transmission Time Interval and the measurement period of cell forward access channel status Measure, and judged according to the judgment criterion of E-DCH Transmission Time Interval, selection using short transmission time interval or Long Transmission Time Interval；The terminal notifies terminal institute by scrambling different scramblers to carry E-DCH PRACH leading part to node B The Transmission Time Interval information of choosing, it is specially：If the Transmission Time Interval of terminal selection is short transmission time interval, terminal is random in the first scrambler set One scrambler of selection scrambles to PRACH leading part, builds PRACH pilot codes；If during the transmission of terminal selection Between at intervals of long Transmission Time Interval, then before terminal randomly chooses a scrambler to PRACH in the second scrambler set Lead part to be scrambled, build PRACH pilot codes；The terminal sends the PRACH pilot codes to node B.
- 2. the method for enhanced dedicated is handled according to claim 1, it is characterised in that this method is further wrapped Include：The terminal carries out E-DCH scheduling with the Transmission Time Interval itself selected, to send E-DCH data；The node B carries out E-DCH scheduling with the Transmission Time Interval selected by terminal, to receive E-DCH data.
- 3. the method for enhanced dedicated is handled according to claim 1, it is characterised in that the biography of the E-DCH The judgment criterion of defeated time interval, it is one of：Criterion one, the received signal code power according to the Primary Common Pilot Channel of persistent district are judged, and Your Majesty leads altogether The received signal code power thresholding of frequency channel；Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with being sentenced with internal power density ratio It is disconnected, and every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding；Criterion three, the path loss according to persistent district are judged, and path loss thresholding.
- 4. the method for enhanced dedicated is handled according to claim 3, it is characterised in that this method is further wrapped Include：If the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion one, Terminal carries out the Primary Common Pilot Channel of a persistent district every the measurement period of a cell forward access channel status The measurement of received signal code power, and by the received signal code work(of the Primary Common Pilot Channel of the persistent district measured each time Rate, compared with the received signal code power thresholding of Primary Common Pilot Channel；If the received signal code power of the Primary Common Pilot Channel of the persistent district measured is more than Primary Common Pilot Channel Received signal code power thresholding, then terminal selection use short transmission time interval；Otherwise, terminal selection is used between long transmission time Every.
- 5. the method for enhanced dedicated is handled according to claim 3, it is characterised in that this method is further wrapped Include：If the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion two, Terminal carries out every yard of the Primary Common Pilot Channel of persistent district every the measurement period of a cell forward access channel status Piece receiving power and the measurement with internal power density ratio, and by the Primary Common Pilot Channel of the persistent district measured each time Per chip receiving power and with internal power density ratio, with every chip receiving power of Primary Common Pilot Channel and with internal power density It is compared than thresholding；If every chip receiving power of the Primary Common Pilot Channel of the persistent district measured with internal power density ratio with being more than Every chip receiving power of Primary Common Pilot Channel with internal power density ratio thresholding, then terminal selection with using between the short transmission time Every；Otherwise, terminal selection uses long Transmission Time Interval.
- 6. the method for enhanced dedicated is handled according to claim 3, it is characterised in that this method is further wrapped Include：If the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion three, Terminal carries out the measurement of the path loss of persistent district every the measurement period of a cell forward access channel status, and will be every One-shot measurement to persistent district path loss compared with path loss thresholding；If the path loss of the persistent district measured is less than or equal to path loss thresholding, terminal selection uses short transmission Time interval；Otherwise, terminal selection uses long Transmission Time Interval.
- 7. the method for enhanced dedicated is handled according to claim 2, it is characterised in that the node B is with end The selected Transmission Time Interval in end carries out E-DCH scheduling, to receive E-DCH data, is specially：Node B application part (NBAP) signaling that the Node-B receiver RNC is sent, including：It is special in cell is specified In the first scrambler set of the carrying E-DCH of short transmission time interval PRACH leading part, it is exclusively used between long transmission time Every carrying E-DCH PRACH leading part the second scrambler set；The PRACH that node B receives terminal initiation in cell is specified is leading, leading to the PRACH that is received to descramble, such as Fruit node B successfully descrambles using the scrambler in the first scrambler set is leading to this PRACH, then node B records the end End uses short transmission time interval；If node B successfully solves using the scrambler in the second scrambler set is leading to this PRACH Disturb, then node B records the terminal and uses long Transmission Time Interval；The Transmission Time Interval of the node B according to record, E-DCH scheduling is carried out to receive E-DCH data.
- 8. a kind of system for handling enhanced dedicated, it is characterised in that the system includes：Terminal and node B, its In,The terminal, for according to the measurement result to persistent district, selecting short transmission time interval or long Transmission Time Interval To use E-DCH resource, and by scrambling different scramblers to carry E-DCH PRACH leading part, notified to node B Transmission Time Interval information selected by terminal；The node B, for the scrambler scrambled according to the terminal for carrying E-DCH PRACH leading part, described in acquisition Transmission Time Interval information selected by terminal；The terminal is further used for, and receives the RRC signaling that the RNC in persistent district is sent, therefrom obtains following information：E- The first scrambler set and second of leading part of the judgment criterion of DCH Transmission Time Interval, the PRACH for carrying E-DCH is disturbed Code collection is closed, the measurement period of cell forward access channel status；Surveyed according to the measurement period of the judgment criterion of E-DCH Transmission Time Interval and cell forward access channel status Amount, and judged according to the judgment criterion of E-DCH Transmission Time Interval, selection uses short transmission time interval or long transmission Time interval；The terminal is further used for, when selection Transmission Time Interval for short transmission time interval when, in first scrambler A scrambler is randomly choosed in set to scramble PRACH leading part, builds PRACH pilot codes；When the biography of selection When defeated time interval is long Transmission Time Interval, before a scrambler is randomly choosed in the second scrambler set to PRACH Lead part to be scrambled, build PRACH pilot codes；Terminal sends the PRACH pilot codes to node B.
- 9. the system of enhanced dedicated is handled according to claim 8, it is characterised in thatThe terminal is further used for, and E-DCH scheduling is carried out with the Transmission Time Interval of itself selection, to send E-DCH numbers According to；Accordingly, the node B is further used for, and E-DCH scheduling is carried out with the Transmission Time Interval selected by terminal, to receive E-DCH data.
- 10. the system of enhanced dedicated is handled according to claim 8, it is characterised in that the biography of the E-DCH The judgment criterion of defeated time interval, it is one of：Criterion one, the received signal code power according to the Primary Common Pilot Channel of persistent district are judged, and Your Majesty leads altogether The received signal code power thresholding of frequency channel；Criterion two, according to persistent district Primary Common Pilot Channel every chip receiving power with being sentenced with internal power density ratio It is disconnected, and every chip receiving power of Primary Common Pilot Channel and with internal power density ratio thresholding；Criterion three, the path loss according to persistent district are judged, and path loss thresholding.
- 11. the system of enhanced dedicated is handled according to claim 10, it is characterised in that the terminal enters one Walk and be used for, if the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion one, Then terminal carries out the Primary Common Pilot Channel of a persistent district every the measurement period of a cell forward access channel status Received signal code power measurement, and by the received signal code of the Primary Common Pilot Channel of the persistent district measured each time Power, compared with the received signal code power thresholding of Primary Common Pilot Channel；If the received signal code power of the Primary Common Pilot Channel of the persistent district measured is more than Primary Common Pilot Channel Received signal code power thresholding, then terminal selection use short transmission time interval；Otherwise, terminal selection is used between long transmission time Every.
- 12. the system of enhanced dedicated is handled according to claim 10, it is characterised in that the terminal enters one Walk and be used for, if the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion two, Then terminal carries out the every of the Primary Common Pilot Channel of persistent district every the measurement period of a cell forward access channel status Chip receiving power and the measurement with internal power density ratio, and by the Primary Common Pilot Channel of the persistent district measured each time Every chip receiving power with internal power density ratio, with every chip receiving power of Primary Common Pilot Channel with it is close with internal power Degree is compared than thresholding；If every chip receiving power of the Primary Common Pilot Channel of the persistent district measured with internal power density ratio with being more than Every chip receiving power of Primary Common Pilot Channel with internal power density ratio thresholding, then terminal selection with using between the short transmission time Every；Otherwise, terminal selection uses long Transmission Time Interval.
- 13. the system of enhanced dedicated is handled according to claim 10, it is characterised in that the terminal enters one Walk and be used for, if the judgment criterion of the Transmission Time Interval of the E-DCH in the RRC signaling that the RNC is sent is the criterion three, Then terminal carries out the measurement of the path loss of persistent district every the measurement period of a cell forward access channel status, and will The path loss of the persistent district measured each time is compared with path loss thresholding；If the path loss of the persistent district measured is less than or equal to path loss thresholding, terminal selection uses short transmission Time interval；Otherwise, terminal selection uses long Transmission Time Interval.
- 14. the system of enhanced dedicated is handled according to claim 9, it is characterised in that the node B enters one Walk and be used for, receive the NBAP signalings that RNC is sent, including：In cell is specified, the carrying of short transmission time interval is exclusively used in First scrambler set of E-DCH PRACH leading part, it is exclusively used in the carrying E-DCH of long Transmission Time Interval PRACH's Second scrambler set of leading part；The PRACH that node B receives terminal initiation in cell is specified is leading, leading to the PRACH that is received to descramble, such as Fruit node B successfully descrambles using the scrambler in the first scrambler set is leading to this PRACH, then node B records the end End uses short transmission time interval；If node B successfully solves using the scrambler in the second scrambler set is leading to this PRACH Disturb, then node B records the terminal and uses long Transmission Time Interval；The Transmission Time Interval of the node B according to record, E-DCH scheduling is carried out to receive E-DCH data.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110090008.8A CN102740462B (en) | 2011-04-11 | 2011-04-11 | A kind of method and system for handling enhanced dedicated |
| PCT/CN2011/083070 WO2012139390A1 (en) | 2011-04-11 | 2011-11-28 | Method and system for processing enhanced dedicated transport channel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110090008.8A CN102740462B (en) | 2011-04-11 | 2011-04-11 | A kind of method and system for handling enhanced dedicated |
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| WO (1) | WO2012139390A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3661142B1 (en) * | 2012-10-31 | 2022-02-23 | Huawei Technologies Co., Ltd. | Method and device for scrambling sequence configuration, user equipment, and base station |
| WO2014110767A1 (en) | 2013-01-17 | 2014-07-24 | 华为技术有限公司 | Method and device for acquiring corresponding relationship between random access parameter and resource |
| CN104145520B (en) * | 2013-01-17 | 2017-12-15 | 华为技术有限公司 | The method and apparatus for obtaining random access parameter and resource corresponding relation |
| CN106912109B (en) * | 2013-08-08 | 2020-04-24 | 苹果公司 | Coverage extension level for coverage limited devices |
| CN107852313B (en) * | 2015-07-24 | 2021-08-03 | Lg 电子株式会社 | Downlink control information receiving method, user equipment, downlink control information sending method and base station |
| CN106535352B (en) * | 2015-09-15 | 2021-12-24 | 中兴通讯股份有限公司 | Method and device for sending and receiving short transmission time interval communication information |
| CN106550480B (en) | 2015-09-21 | 2021-09-17 | 中兴通讯股份有限公司 | Random access method, device and system |
| CN106961732B (en) * | 2016-01-11 | 2020-06-30 | 上海诺基亚贝尔股份有限公司 | Method and apparatus for reducing transmission delay |
| TW202203678A (en) | 2016-03-30 | 2022-01-16 | 美商內數位專利控股公司 | Wireless Transmit/Receive Unit And Method Performed By The Same |
| EP3444978B1 (en) | 2016-05-11 | 2020-02-19 | Huawei Technologies Co., Ltd. | Time division duplexing with short transmission time intervals |
| CN107734621A (en) * | 2016-08-12 | 2018-02-23 | 夏普株式会社 | Channel power control method, user equipment and base station |
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| CN101499874A (en) * | 2008-01-31 | 2009-08-05 | 中兴通讯股份有限公司 | Resource scheduling method for high-speed wireless uplink |
| CN101572944A (en) * | 2008-04-29 | 2009-11-04 | 华为技术有限公司 | Resource selection method in random access and terminal apparatus |
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| US20050073985A1 (en) * | 2003-10-04 | 2005-04-07 | Samsung Electronics Co., Ltd. | System and method for controlling a TTI in a W-CDMA communication system supporting enhanced uplink dedicated transport channel |
| CN100353686C (en) * | 2004-08-11 | 2007-12-05 | 华为技术有限公司 | Switching method for transmitting channel format indication state in high-speed upline packet access |
| CN101141178B (en) * | 2006-09-07 | 2012-02-22 | 中兴通讯股份有限公司 | Method of self-adaptive selection for transmission time spacing |
| CN201409229Y (en) * | 2007-10-25 | 2010-02-17 | 交互数字专利控股公司 | Wireless transmitting/receiving unit |
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- 2011-04-11 CN CN201110090008.8A patent/CN102740462B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101499874A (en) * | 2008-01-31 | 2009-08-05 | 中兴通讯股份有限公司 | Resource scheduling method for high-speed wireless uplink |
| CN101572944A (en) * | 2008-04-29 | 2009-11-04 | 华为技术有限公司 | Resource selection method in random access and terminal apparatus |
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