CN104349467A - Multi-connection data bearer multi-flow transmission supporting method and device - Google Patents
Multi-connection data bearer multi-flow transmission supporting method and device Download PDFInfo
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- CN104349467A CN104349467A CN201310332728.XA CN201310332728A CN104349467A CN 104349467 A CN104349467 A CN 104349467A CN 201310332728 A CN201310332728 A CN 201310332728A CN 104349467 A CN104349467 A CN 104349467A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
- H04L5/0035—Resource allocation in a cooperative multipoint environment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
- H04L5/0085—Timing of allocation when channel conditions change
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0078—Timing of allocation
- H04L5/0087—Timing of allocation when data requirements change
Abstract
The invention provides a multi-connection data bearer multi-flow transmission supporting method and device. The method comprises the steps that load information of a first base station and a second base station involved in double-connection and/pr channel information between the corresponding base station and a UE are/is acquired; first data volume sent to the UE by the first base station is confirmed according to the acquired load information and/or the channel information and DL total data volume to be scheduled; and second data volume sent to the UE by the second base station is confirmed according to the acquired load information and/or the channel information and DL total data volume to be scheduled.
Description
Technical field
The present invention generally relates to wireless communication field, more specifically, relates to the method and apparatus of the multiple stream transmission supporting multi-link Deta bearer.
Background technology
Due to as the low power consumption node such as small-cell, femtocell base station, femto cell base station the capacity that brought improve and solve and cover blind spot problem, deployment and the enhancing of small cell attract wide attention.In 3GPP R12, a new research project is " for E-UTRA (Evolved Universal Terrestrial Radio Access, the general land wireless access of evolution) and E-UTRAN (Evolved Universal Terrestrial Radio Access Network, the universal land radio access web of evolution) enhancing-high-rise aspect, small cell (Small Cell Enhancements for E-UTRA and E-UTRAN-Higher-layer aspects) " be suggested, one of them important content is multi-link (the dual connectivity) that support to macrocell and small cell, comprising two/multi-link frameworks and agreement.
In traditional LTE system, a website only has a Serving cell usually.Although for carrier aggregation (CA) situation, multiple Serving cell may be had, but these communities are processed by a base station, this base station can use centralized resource allocation methods and share all schedule informations, as channel conditions, HAQR feedback and buffer data volume state etc.
For the dual link situation that two serving BSs are connected by imperfect back haul link, each base station needs a distributed scheduler, and each scheduler needs to obtain corresponding schedule information.Because a user can be served in two base stations simultaneously, especially, in two/multi-link situation, likely support the multiple stream transmission of a Deta bearer, namely a Deta bearer is simultaneously by two or more cell transmission, which which kind of any so it is mutual to have about Resourse Distribute between two base stations, with partial data of the business datum or a carrying of coordinating this user by base station should be served and the process of correspondence.In addition, the base station related in dual link may come from different equipment suppliers, thus has different scheduling strategies and algorithm.Scheduler should be able to independent operation or carry out operating to support the deployment across provider with minimum interaction.
In addition, a significant challenge is in the multiple base stations connected via imperfect back haul link, how to utilize Radio Resource to improve throughput in two/multi-link.Current, the Resourse Distribute also not having total solution to solve how to support the multiple stream transmission on a Deta bearer and how to carry out between many base stations in dual link situation.
Summary of the invention
For above problem, the invention discloses the scheme for carrying out Resourse Distribute in multi-link/dual link situation between different base station, with the multiple stream transmission of supported data carrying.
According to a first aspect of the invention, provide a kind of method of multiple stream transmission of the Deta bearer supported on DL, comprising: obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and UE; According to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine first data volume that will be sent to UE by the first base station; According to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine second data volume that will be sent to UE by the second base station.
According to a second aspect of the invention, provide a kind of method of multiple stream transmission of the Deta bearer supported on UL, comprising: obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and UE; According to obtained load information and/or channel information, determine the first transmission percentage, wherein said first transmission percentage instruction will send to the data volume of described first base station to account for the percentage of the UL total amount of data that described UE will send by described UE; According to obtained load information and/or channel information, determine the second transmission percentage, wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
According to a third aspect of the present invention, provide a kind of method of multiple stream transmission of the Deta bearer supported on UL, comprising: by the load information of the second base station involved by dual link and/or and UE between channel information send to the first base station; The second data volume is received, the data volume that described second described second base station of data volume instruction will be received from described UE by described Deta bearer from described first base station or described UE.
According to a fourth aspect of the present invention, provide a kind of method of multiple stream transmission of the Deta bearer supported on UL, comprising: by the load information of the second base station involved by dual link and and UE between channel information send to the first base station; The UL total amount of data that described UE will send is received from described UE; Receive the second transmission percentage from described first base station, described second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE; According to described UL total amount of data and described second transmission percentage, determine second data volume that will be sent to described second base station by described UE.
According to a fifth aspect of the present invention, provide a kind of method of multiple stream transmission of the Deta bearer supported on UL, comprise: receive the first transmission percentage and the second transmission percentage from the first base station involved by dual link, described first transmission percentage and the second transmission percentage indicate respectively and the data volume of the first base station involved by dual link and the second base station will be sent to account for the percentage of the UL total amount of data that described UE will send by UE; Transmit percentage according to described UL total amount of data and described first transmission percentage and second, determine the first data volume and second data volume that will be sent to described first base station and described second base station by described UE respectively; Described first data volume and described second data volume are sent to described first base station and described second base station respectively.
According to a sixth aspect of the invention, provide a kind of method of multiple stream transmission of the Deta bearer supported on UL, comprise: send the UL total amount of data that UE will send to the first base station involved by dual link and the second base station, with the second data volume making described second base station can determine will be sent to by described UE according to described UL total amount of data and the second transmission percentage received from described first base station described second base station, wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
According to a seventh aspect of the present invention, provide a kind of device of multiple stream transmission of the Deta bearer supported on DL, comprise: acquiring unit, it is configured to obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and UE; First data volume determining unit, it is configured to, according to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine first data volume that will be sent to UE by the first base station; Second data volume determining unit, it is configured to, according to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine second data volume that will be sent to UE by the second base station.
According to an eighth aspect of the present invention, provide a kind of device of multiple stream transmission of the Deta bearer supported on UL, comprise: acquiring unit, it is configured to obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and UE; First percentage determining unit, it is configured to according to obtained load information and/or channel information, determine the first transmission percentage, wherein said first transmission percentage instruction will send to the data volume of described first base station to account for the percentage of the UL total amount of data that described UE will send by described UE; Second percentage determining unit, it is configured to according to obtained load information and/or channel information, determine the second transmission percentage, wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
According to a ninth aspect of the present invention, provide a kind of device of multiple stream transmission of the Deta bearer supported on UL, comprise: transmitting element, its be configured to by the load information of the second base station involved by dual link and/or and UE between channel information send to the first base station; Receiving element, it is configured to receive the second data volume from described first base station or described UE, the data volume that described second described second base station of data volume instruction will be received from described UE by described Deta bearer.
According to a tenth aspect of the present invention, provide a kind of device of multiple stream transmission of the Deta bearer supported on UL, comprise: transmitting element, its be configured to by the load information of the second base station involved by dual link and and UE between channel information send to the first base station; Receiving element, it is configured to receive from described UE the UL total amount of data that described UE will send, described receiving element is also configured to receive the second transmission percentage from described first base station, and described second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE; Data volume determining unit, it is configured to, according to described UL total amount of data and described second transmission percentage, determine second data volume that will be sent to described second base station by described UE.
According to an eleventh aspect of the present invention, provide a kind of device of multiple stream transmission of the Deta bearer supported on UL, comprise: receiving element, it is configured to receive the first transmission percentage and the second transmission percentage from the first base station involved by dual link, and described first transmission percentage and the second transmission percentage indicate respectively and the data volume of the first base station involved by dual link and the second base station will be sent to account for the percentage of the UL total amount of data that described UE will send by UE; Determining unit, it is configured to transmit percentage according to described UL total amount of data and described first transmission percentage and second, determines the first data volume and second data volume that will be sent to described first base station and described second base station by described UE respectively; Transmitting element, it is configured to described first data volume and described second data volume to send to described first base station and described second base station respectively.
According to a twelfth aspect of the present invention, provide a kind of device of multiple stream transmission of the Deta bearer supported on UL, comprise: transmitting element, it is configured to the UL total amount of data that will send to the first base station involved by dual link and the second base station transmission UE, with the second data volume making described second base station can determine will be sent to by described UE according to described UL total amount of data and the second transmission percentage received from described first base station described second base station, wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
Utilize the present invention, in dual link/multi-link situation, two or more serving BSs can serve same user effectively.
Accompanying drawing explanation
After the description below with reference to the specific embodiment of the present invention given by following accompanying drawing, the present invention will be understood better, and other objects of the present invention, details, feature and advantage will become more apparent.In the accompanying drawings:
Fig. 1 shows the schematic diagram of cordless communication network of the prior art;
Fig. 2 shows the flow chart of the method for the multiple stream transmission according to the Deta bearer on the support DL of embodiment of the present invention;
Fig. 3-5 shows the flow chart of the method for the multiple stream transmission according to the Deta bearer on the support UL of each execution mode of the present invention;
Fig. 6 shows the block diagram of the device of the multiple stream transmission for supporting the Deta bearer on DL according to embodiment of the present invention;
Fig. 7-11 shows the block diagram of the device of the multiple stream transmission for supporting the Deta bearer on UL according to each execution mode of the present invention.
Wherein, in all of the figs, same or analogous label represents to have identical, similar or corresponding feature or function.
Embodiment
Below with reference to accompanying drawings preferred implementation of the present disclosure is described in more detail.Although show preferred implementation of the present disclosure in accompanying drawing, but should be appreciated that, the disclosure can be realized in a variety of manners and not should limit by the execution mode of setting forth here.On the contrary, provide these execution modes to be to make the disclosure more thorough and complete, and complete for the scope of the present disclosure can be conveyed to those skilled in the art.
Fig. 1 shows the schematic diagram of cordless communication network 100 of the prior art.As shown in fig. 1, in cordless communication network 100, comprise a macro base station 110, it provides the basic network coverage 120, and one or more small-cell (Small Cell) base station 130,132,134 and 136 with smaller power, it provides the relatively little network coverage 140,142,144 and 146 (marking with backslash in figure) respectively.The UE150 be in the common coverage of macro base station and small-cell base station can establish a communications link to macro base station 110 and corresponding small-cell base station (as small-cell base station 130) simultaneously.The situation that this UE has communication connection with the macrocell of being served by identical or different carrier wave and small-cell is referred to as " dual link " or " multi-link ".
Exemplarily, in the wireless communication system 100 of Fig. 1, illustrate only a macro base station 110, but it will be understood by those skilled in the art that system 100 can comprise the macro base station of any amount.In addition, for a UE and macro base station 110 and a small-cell base station 130, there is the situation communicating to connect dual link is described in Fig. 1, but the present invention is not limited thereto, but can be similar be applied to two or more macro base stations simultaneously as the serving BS of UE, or there are two or more small-cell base stations simultaneously as the serving BS of UE, or have one or more macro base station and one or more small-cell base station simultaneously as the situation of the serving BS of UE.
According to the present invention, for dual link/multi-link situation, flow control function is set in a serving BS and data stream is dispatched and Radio Resource is distributed.
Below with reference to Fig. 1, to realize flow control function in macro base station 110, be described respectively for down link (DL) multiple stream transmission and up link (UL) multiple stream transmission.Wherein S1 is had to connect between macro base station 110 and gateway (not shown in S-GW, Fig. 1).
Fig. 2 shows the flow chart of the method 200 of the multiple stream transmission according to the Deta bearer on the support DL of embodiment of the present invention.Wherein, UE150 and between macro base station 110 and small-cell base station 130, there is dual link.
As shown in Figure 2, in step 210, macro base station 110 obtains the load information of macro base station 110 and/or small-cell base station 130 and/or the channel information between they and UE150.
In one embodiment, the load information of small-cell base station 130 and/or channel information can be obtained from small-cell base station 130 by the interface between macro base station 110 and small-cell base station 130.This interface can be such as obtain by expanding the X2 interface defined in Current standards or being out of shape, and also can be the interface of new definition.The delay because imperfect back haul link causes is experienced possibly by X2 interface transmitting channel information and/or load information.
In another embodiment, the load information of small-cell base station 130 and/or channel information can be obtained from UE150 by the interface between macro base station 110 and UE150.This interface can be such as the Uu interface specified in Current standards.In this case, the signaling on Uu interface can be defined, as RRC, MAC or L1 signaling, transmit above-mentioned load information and/or channel information.
According to one embodiment of the present invention, the load information of small-cell base station 130 and/or channel information can be sent periodically to macro base station 110, or macro base station 110 can be sent in response to certain trigger events (such as in response to the request of macro base station 110, or channel condition and/or load variations exceed the threshold value of regulation).
Next in step 220, macro base station 110, according to the load information obtained and/or channel information and the DL total amount of data that will dispatch, determines the data volume that should be sent to UE150 by macro base station 110.
In step 230, macro base station 110, according to the load information obtained and/or channel information and the DL total amount of data that will dispatch, determines the data volume that should be sent to UE150 by small-cell base station 130.
In this article, the load information of macro base station/small-cell base station comprises the number of activation UE that the number of the activation carrying of respective base station and respective base station serving and the throughput that provides in this carrying in number and the respective base station of the UE of the activation of each carrying service etc.
In this article, the channel information of macro base station/between small-cell base station and UE comprises the channel status etc. of respective channels.
According to one embodiment of the present invention, macro base station 110 is determined the data volume of UE150 to be sent to account for the percentage of DL total amount of data and the data volume of UE150 will be sent to account for the percentage of DL total amount of data via small-cell base station 130 via macro base station 110 according to obtained load information and/or channel information respectively, and determines to send to the data volume of UE150 by macro base station 110 and should be sent to the data volume of UE150 by small-cell base station 130 according to this percentage and DL total amount of data.
Additional or replacement, macro base station 110 can also obtain the quality of service information of macro base station 110 and small-cell base station 130, and determines the data volume that should be sent to UE150 by macro base station 110 and/or small-cell base station 130 according to described quality of service information.
Below with reference to Fig. 3-Fig. 5, several illustrative methods of the multiple stream transmission of the Deta bearer supported on UL are described.
Fig. 3 shows the flow chart of the method 300 of the multiple stream transmission according to the Deta bearer on the support UL of one embodiment of the present invention.Wherein, UE150 and between macro base station 110 and small-cell base station 130, there is dual link.
As shown in Figure 3, in step 310, UE150 reports to macro base station 110 the UL total amount of data that UE150 will send.Such as, this UL total amount of data can be reported to macro base station 110 by conventional buffer state reports.
Next in step 320, macro base station 110 obtains the load information of macro base station 110 and small-cell base station 130130 and/or the channel information between they and UE150.
In one embodiment, the load information of small-cell base station 130 and/or channel information can be obtained from small-cell base station 130 by the interface between macro base station 110 and small-cell base station 130.This interface can be such as obtain by expanding the X2 interface defined in Current standards or being out of shape, and also can be the interface of new definition.The delay because imperfect back haul link causes is experienced possibly by X2 interface transmitting channel information and/or load information.
In another embodiment, the load information of small-cell base station 130 and/or channel information are obtained from UE150 by the interface between macro base station 110 and UE150.This interface can be such as the Uu interface specified in Current standards.In this case, the signaling on Uu interface can be defined, as RRC, MAC or L1 signaling, transmit above-mentioned load information and/or channel information.
According to one embodiment of the present invention, the load information of small-cell base station 130 and/or channel information can be sent periodically to macro base station 110, or can in response to certain trigger events (such as in response to the request of macro base station 110, or channel condition and/or load variations exceed the threshold value of regulation)) and send to macro base station 110.
Next in step 330, macro base station 110, according to the load information obtained and/or channel information, determines the first transmission percentage and the second transmission percentage respectively.First transmission percentage and the second transmission percentage indicate respectively and the data volume of macro base station 110 and small-cell base station 130 should be sent to account for the percentage of the UL total amount of data that UE150 will send by UE150.
In step 340, the UL total amount of data and first that macro base station 110 will send according to UE150 transmits percentage, determines first data volume that should be sent to macro base station 110 by UE150.
In step 350, the UL total amount of data and second that macro base station 110 will send according to UE150 transmits percentage, determines second data volume that should be sent to small-cell base station 130 by UE150, and notifies this second data volume to small-cell base station 130.
In addition, method 300 can also comprise step 360, wherein macro base station 110 determines the first priority bit rate (PBR) and the 2nd PBR of macro base station 110 and small-cell base station 130 respectively according to obtained load information and/or channel information, and sends it to UE150 for UL priority of logical channels.In addition, in method 300, the calculating of PBR also can be performed by UE150.For this situation, the first obtained in a step 330 transmission percentage and the second transmission percentage are sent to UE150 by macro base station 110, and UE150 calculates a PBR and the 2nd PBR according to the first transmission percentage received and the second transmission percentage.
Additional or replacement, macro base station 110 can also obtain the quality of service information of macro base station 110 and small-cell base station 130, and determines the first transmission percentage and the second transmission percentage according to described quality of service information.
Fig. 4 shows the flow chart of the method 400 of the multiple stream transmission according to the Deta bearer on the support UL of another embodiment of the present invention.Wherein, UE150 and between macro base station 110 and small-cell base station 130, there is dual link.Method 400 and the main distinction of method 300 are not to be by macro base station 110 but to be calculated the data volume that should be sent to macro base station 110 and small-cell base station 130 by UE150 by UE150, therefore, in method 400, UE150 is without the need to reporting total UL data volume to macro base station 110 and/or small-cell base station 130.
As shown in Figure 4, in step 420, macro base station 110 obtains the load information of macro base station 110 and small-cell base station 130 and/or the channel information between they and UE150.
In one embodiment, the load information of small-cell base station 130 and/or channel information can be obtained from small-cell base station 130 by the interface between macro base station 110 and small-cell base station 130.This interface can be such as obtain by expanding the X2 interface defined in Current standards or being out of shape, and also can be the interface of new definition.The delay because imperfect back haul link causes is experienced possibly by X2 interface transmitting channel information and/or load information.
In another embodiment, the load information of small-cell base station 130 and/or channel information can be obtained from UE150 by the interface between macro base station 110 and UE150.This interface can be such as the Uu interface specified in Current standards.In this case, the signaling on Uu interface can be defined, as RRC, MAC or L1 signaling, transmit above-mentioned load information and/or channel information.
According to one embodiment of the present invention, the load information of small-cell base station 130 and/or channel information can be sent periodically to macro base station 110, or can in response to certain trigger events (such as in response to the request of macro base station 110, or channel condition and/or load variations exceed the threshold value of regulation)) and send to macro base station 110.
Next in step 430, macro base station 110, according to the load information obtained and/or channel information, determines the first transmission percentage and the second transmission percentage respectively.First transmission percentage and the second transmission percentage indicate respectively and the data volume of macro base station 110 and small-cell base station 130 should be sent to account for the percentage of the UL total amount of data that UE150 will send by UE150.
In step 440, the first transmission percentage and the second transmission percentage are all sent to UE150 by macro base station 110.
In step 450, UE150, according to the first transmission percentage and the second transmission percentage and the UE150 UL total amount of data that will send, determines the first data volume and the second data volume respectively, and informs macro base station 110 and small-cell base station 130 respectively.
In addition, method 400 can also comprise step 460, and wherein UE150 determines a PBR of macro base station 110 and small-cell base station 130 and the 2nd PBR for UL priority of logical channels respectively according to the first transmission percentage and the second transmission percentage.Similar with method 300, in method 400, the calculating of PBR also can be performed by macro base station 110.For this situation, macro base station 110 calculates a PBR and the 2nd PBR respectively according to obtained load information and/or channel information, and sends it to UE150.
Additional or replacement, macro base station 110 can also obtain the quality of service information of macro base station 110 and small-cell base station 130, and determines the first transmission percentage and the second transmission percentage according to described quality of service information.
Fig. 5 shows the flow chart of the method 500 of the multiple stream transmission according to the Deta bearer on the support UL of another execution mode of the present invention.Wherein, UE150 and between macro base station 110 and small-cell base station 130, there is dual link.Method 500 is with the main distinction of method 300 and 400, small-cell base station 130 obtains the second transmission percentage from macro base station 110, from total UL data volume that UE150 acquisition UE150 will send, and calculate according to this second transmission percentage and total UL data volume the second data volume that UE will send to small-cell base station 130.
As shown in Figure 5, in step 510, UE150 reports to macro base station 110 and small-cell base station 130 the UL total amount of data that UE150 will send.Such as, this UL total amount of data can be reported to macro base station 110 and small-cell base station 130 by conventional buffer state reports.
Next in step 520, macro base station 110 obtains the load information of macro base station 110 and small-cell base station 130 and/or the channel information between they and UE150.
In one embodiment, the load information of small-cell base station 130 and/or channel information can be obtained from small-cell base station 130 by the interface between macro base station 110 and small-cell base station 130.This interface can be such as obtain by expanding the X2 interface defined in Current standards or being out of shape, and also can be the interface of new definition.The delay because imperfect back haul link causes is experienced possibly by X2 interface transmitting channel information and/or load information.
In another embodiment, the load information of small-cell base station 130 and/or channel information can be obtained from UE150 by the interface between macro base station 110 and UE150.This interface can be such as the Uu interface specified in Current standards.In this case, the signaling on Uu interface can be defined, as RRC, MAC or L1 signaling, transmit above-mentioned load information and/or channel information.
According to one embodiment of the present invention, the load information of small-cell base station 130 and/or channel information can be sent periodically to macro base station 110, or macro base station 110 can be sent in response to certain trigger events (such as in response to the request of macro base station 110, or channel condition and/or load variations exceed the threshold value of regulation).
Next in step 530, macro base station 110, according to the load information obtained and/or channel information, determines the first transmission percentage and the second transmission percentage respectively.First transmission percentage and the second transmission percentage indicate respectively and the data volume of macro base station 110 and small-cell base station 130 should be sent to account for the percentage of the UL total amount of data that UE150 will send by UE150.
In step 540, the UL total amount of data and first that macro base station 110 will send according to UE150 transmits percentage, determines first data volume that should be sent to macro base station 110 by UE150.
In step 550, the second transmission percentage is sent to small-cell base station 130 by macro base station 110.
In step 560, small-cell base station 130, according to UL total amount of data and the second transmission percentage, determines second data volume that should be sent to small-cell base station 130 by UE150.
In addition, similar with method 300, method 500 can also comprise step 570, wherein macro base station 110 determines a PBR and the 2nd PBR of macro base station 110 and small-cell base station 130 respectively according to obtained load information and/or channel information, and sends it to UE150 for UL priority of logical channels.In addition, in method 500, the calculating of PBR also can be performed by UE150.For this situation, the first obtained in step 530 transmission percentage and the second transmission percentage are sent to UE150 by macro base station 110, and UE150 calculates a PBR and the 2nd PBR according to the first transmission percentage received and the second transmission percentage.
Additional or replacement, macro base station 110 can also obtain the quality of service information of macro base station 110 and small-cell base station 130, and determines the data volume that should be sent to UE150 by macro base station 110 and/or small-cell base station 130 according to described quality of service information.
Fig. 6 shows the block diagram of the device 600 of the multiple stream transmission for supporting the Deta bearer on DL according to embodiment of the present invention.Device 600 can be implemented in macro base station 110 or by macro base station 110 and realizes.
As shown in Figure 6, device 600 comprises acquiring unit 610, and it is configured to obtain macro base station 110 involved by dual link and the load information of small-cell base station 130 and/or the channel information between respective base station and subscriber equipment (UE150); First data volume determining unit 620, it is configured to, according to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine first data volume that will be sent to UE150 by macro base station 110; Second data volume determining unit 630, it is configured to, according to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine second data volume that will be sent to UE150 by small-cell base station 130.
In one embodiment, acquiring unit 610 is configured to the load information and the channel information that are obtained small-cell base station 130 by the interface between macro base station 110 and small-cell base station 130 from small-cell base station 130.
In one embodiment, acquiring unit 610 is configured to the load information and the channel information that are obtained small-cell base station 130 by the interface between macro base station 110 and UE150 from UE150.
In one embodiment, device 600 also comprises: transmitting element 640, and it is configured to the data of this second data volume be sent to small-cell base station 130 to be buffered in this small-cell base station 130 to transmit.
In one embodiment, acquiring unit 610 is also configured to the quality of service information obtaining macro base station 110 and small-cell base station 130, and the first data volume determining unit 620 and the second data volume determining unit 630 are also configured to determine the first data volume and the second data volume according to quality of service information.
Fig. 7 shows the block diagram of the device 700 of the multiple stream transmission for supporting the Deta bearer on UL according to embodiment of the present invention.Device 700 can be implemented in macro base station 110 or by macro base station 110 and realizes.
As shown in Figure 7, device 700 comprises: acquiring unit 710, and it is configured to obtain macro base station 110 involved by dual link and the load information of small-cell base station 130 and/or the channel information between respective base station and UE150; First percentage determining unit 720, it is configured to according to obtained load information and/or channel information, determine the first transmission percentage, wherein the first transmission percentage instruction will send to the data volume of macro base station 110 to account for the percentage of the UL total amount of data that UE150 will send by UE150; Second percentage determining unit 730, it is configured to according to obtained load information and/or channel information, determine the second transmission percentage, wherein the second transmission percentage instruction will send to the data volume of small-cell base station 130 to account for the percentage of the UL total amount of data that UE150 will send by UE150.
In one embodiment, acquiring unit 710 is also configured to the UL total amount of data that acquisition UE150 will send.In this embodiment, device 700 also comprises the first data volume computing unit 740, and it is configured to first data volume that will be sent to macro base station 110 according to UL total amount of data and the first transmission percentage calculation by UE150.
In one embodiment, device 700 also comprises: the second data volume computing unit 750, it is configured to second data volume that will be sent to small-cell base station 130 according to UL total amount of data and the second transmission percentage calculation by UE150, transmitting element 760, it is configured to the second data volume to inform to small-cell base station 130.
In one embodiment, transmitting element 760 is configured to notify the first transmission percentage to UE150.In this embodiment, device 700 also comprises: receiving element 770, it is configured to receive first data volume that will be sent to macro base station 110 by UE150 from UE150, and wherein the first data volume is that UE150 determines according to UL total amount of data and the first transmission percentage.
In one embodiment, transmitting element 760 is configured to send the second transmission percentage to small-cell base station 130, makes small-cell base station 130 to transmit percentage according to second and to determine to be sent to by UE150 the second data volume of small-cell base station 130 from the UL total amount of data that UE150 obtains.
In one embodiment, acquiring unit 710 is configured to the load information and/or the channel information that are obtained small-cell base station 130 by the interface between macro base station 110 and small-cell base station 130 from small-cell base station 130.
In one embodiment, device 700 also comprises PBR determining unit 780, it is configured to the PBR and the 2nd PBR that determine macro base station 110 and small-cell base station 130 according to obtained load information and/or channel information respectively, and transmitting element 760 is configured to a PBR and the 2nd PBR to send to UE150.
In one embodiment, transmitting element 760 is configured to the first transmission percentage and the second transmission percentage to send to UE150, with the PBR and the 2nd PBR that make UE150 can determine to be respectively used to according to the first transmission percentage and the second transmission percentage macro base station 110 and small-cell base station 130.
In one embodiment, acquiring unit 710 is also configured to the quality of service information obtaining macro base station 110 and small-cell base station 130, and the first percentage determining unit 720 and the second percentage determining unit 730 are also configured to will cease according to service quality determine the first transmission percentage and the second transmission percentage.
Fig. 8 shows the block diagram of the device 800 of the multiple stream transmission for supporting the Deta bearer on UL according to embodiment of the present invention.Device 800 can be implemented in small-cell base station 130 or by small-cell base station 130 and realizes.
As shown in Figure 8, device 800 comprises: transmitting element 810, its be configured to by the load information of the small-cell base station 130 involved by dual link and/or and UE150 between channel information send to macro base station 110; Receiving element 820, it is configured to receive the second data volume from macro base station 110 or UE150, the data volume that the second data volume instruction small-cell base station 130 will be received from UE150 by Deta bearer.
In one embodiment, transmitting element 810 is also configured to the quality of service information of small-cell base station 130 to send to macro base station 110.
Fig. 9 shows the block diagram of the device 900 of the multiple stream transmission for supporting the Deta bearer on UL according to embodiment of the present invention.Device 900 can be implemented in small-cell base station 130 or by small-cell base station 130 and realizes.
As shown in Figure 9, device 900 comprises: transmitting element 910, its be configured to by the load information of the small-cell base station 130 involved by dual link and/or and UE150 between channel information send to macro base station 110; Receiving element 920, it is configured to the UL total amount of data that will send from UE150 reception UE150, receiving element is also configured to receive the second transmission percentage from macro base station 110, and the second transmission percentage instruction will send to the data volume of small-cell base station 130 to account for the percentage of the UL total amount of data that UE150 will send by UE150; Data volume determining unit 930, it is configured to, according to UL total amount of data and the second transmission percentage, determine second data volume that will be sent to small-cell base station 130 by UE150.
Figure 10 shows the block diagram of the device 1000 of the multiple stream transmission for supporting the Deta bearer on UL according to embodiment of the present invention.Device 1000 can be implemented in UE150 or by UE150 and realizes.
As shown in Figure 10, device 1000 comprises: receiving element 1010, it is configured to receive the first transmission percentage and the second transmission percentage from the macro base station 110 involved by dual link, and the first transmission percentage and the second transmission percentage indicate respectively and the data volume of the macro base station 110 involved by dual link and small-cell base station 130 will be sent to account for the percentage of the UL total amount of data that UE150 will send by UE150; Determining unit 1020, it is configured to transmit percentage according to UL total amount of data and the first transmission percentage and second, determines the first data volume and second data volume that will be sent to macro base station 110 and small-cell base station 130 by UE150 respectively; Transmitting element 1030, it is configured to the first data volume and the second data volume to send to macro base station 110 and small-cell base station 130 respectively.
In one embodiment, device 1000 also comprises: PBR determining unit 1040, and it is configured to the PBR and the 2nd PBR that determine to be respectively used to macro base station 110 and small-cell base station 130 according to the first transmission percentage and the second transmission percentage.
Figure 11 shows the block diagram of the device 1100 of the multiple stream transmission for supporting the Deta bearer on UL according to embodiment of the present invention.Device 1100 can be implemented in UE150 or by UE150 and realizes.
As shown in figure 11, device 1100 comprises: transmitting element 1110, it is configured to send to the macro base station 110 involved by dual link and small-cell base station 130 the UL total amount of data that UE150 will send, to make small-cell base station 130 can transmit according to UL total amount of data with from second of macro base station 110 reception the second data volume that percentage determines to be sent to by UE150 small-cell base station 130, wherein the second transmission percentage instruction will send to the data volume of small-cell base station 130 to account for the percentage of the UL total amount of data that UE150 will send by UE150.
The Resource Allocation Formula that invention proposes between two or more communities of being connected by imperfect back haul link is two/multi-link to support.By the program, the data transmission percentage on macrocell and small-cell between macrocell and small-cell, can be determined by Resourse Distribute.Therefore for DL, based on the actual transmissions ability of macrocell and small-cell, as load and channel conditions, macrocell can be determined the data volume that small-cell is transmitted and corresponding data sent to small-cell and is stored in small-cell.Same for UL, can determine that the data volume that user sends to each community serves to improve allocation efficiency of resource to this user with Shi Liangge community simultaneously by Resourse Distribute between macrocell and small-cell.
In describing more than of the present invention, for dual link, each execution mode is described, but, it will be understood by those skilled in the art that above-described dual link situation can easily expand to multi-link situation.Such as, for multi-link situation, in multiple serving BS one can be specified to perform above-mentioned flow control function, thus realize centralized scheduling.
In describing more than of the present invention, any one multiple combination according to relating in the load information of dual link/multi-link base station, channel information and quality of service information determines that data volume is distributed, but it will be appreciated by those skilled in the art that, the present invention is not limited thereto, but easily can expand to the use any information relevant with the scheduling of resource of base station to realize the present invention.
In describing more than of the present invention, be described for the unit of its function to device 600-1100, but it will be understood by those skilled in the art that these unit can realize with hardware, software, firmware or its combination in any.In addition, in practical implementations, multiple unit can be embodied as an integral unit, also one of them unit can be embodied as independently multiple unit, these execution modes all within the scope of the invention.
In this article, according to using the linguistic context of this term, term " base station " can refer to the overlay area of base station and/or the base station served this overlay area or base station sub-system.In the disclosure, based on context, term " base station " can exchange with " community ", " Node B " " eNodeB " etc. and use.
In this article, with reference to accompanying drawing, method disclosed herein is described.But be to be understood that, shown in accompanying drawing and described in specification sequence of steps is only schematic, without departing from the scope of the claims, these method steps and/or action can perform according to different orders and the concrete order that be not limited to described in shown in accompanying drawing and specification.
In one or more exemplary design, the function that can realize described in the application by hardware, software, firmware or their combination in any.If realized with software, then can using described function as one or more instruction or code storage on a computer-readable medium, or transmit as the one or more instruction on computer-readable medium or code.Computer-readable medium comprises computer-readable storage medium and communication media, and wherein communication media comprises and contributes to computer program is delivered to another place arbitrary medium from a place.Storage medium can be the addressable any usable medium of universal or special computer.This computer-readable medium can comprise, such as but not limited to, RAM, ROM, EEPROM, CD-ROM or other optical disc memory apparatus, disk storage device or other magnetic storage apparatus, or can be used for other medium any carrying or store the code modules of hope with the form of universal or special computer or the addressable instruction of universal or special processor or data structure.Further, any connection also can be known as computer-readable medium.Such as, if software be use coaxial cable, optical fiber cable, twisted-pair feeder, the wireless technology of Digital Subscriber Line (DSL) or such as infrared ray, radio and microwave and so on is come from website, server or other remote source, so the wireless technology of coaxial cable, optical fiber cable, twisted-pair feeder, DSL or such as infrared ray, radio and microwave and so on is also included within the definition of medium.
Can realize by general processor, digital signal processor (DSP), application-specific integrated circuit (ASIC) (ASIC), field programmable gate array (FPGA) or other programmable logic device, discrete gate or transistor logic, discrete hardware components or the combination in any for performing function as herein described or perform in conjunction with various exemplary logical block, module and the circuit described by the disclosure.General processor can be microprocessor, or processor also can be the processor of any routine, controller, microcontroller or state machine.Processor also can be implemented as the combination of computing equipment, such as, and the combination of the combination of DSP and microprocessor, multi-microprocessor, one or more microprocessor and DSP kernel, or other this kind of structure any.
Those of ordinary skill in the art it is also understood that various exemplary logical block, module, circuit and algorithm steps that the embodiment in conjunction with the application describes can be embodied as electronic hardware, computer software or the combination of the two.In order to clearly represent this interchangeability between hardware and software, all around its function, general description is carried out to various exemplary parts, block, module, circuit and step above.Be embodied as hardware as this function or be embodied as software, the design constraint depending on specific application and apply over the whole system.Those skilled in the art for often kind of application-specific, can realize described function in the mode of accommodation, but, thisly realize decision-making and should not be construed as and deviate from protection scope of the present invention.
Above description of the present disclosure is for enabling any those of ordinary skill of this area realize or use the present invention.To those skilled in the art, various amendment of the present disclosure is all apparent, and general principle defined herein also can be applied to other distortion when not departing from spirit of the present invention and protection range.Therefore, the present invention is not limited to example as herein described and design, but consistent with the widest scope of principle disclosed herein and novel features.
Claims (44)
1. support a method for the multiple stream transmission of the Deta bearer on down link (DL), comprising:
Obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and subscriber equipment (UE);
According to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine first data volume that will be sent to UE by the first base station;
According to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine second data volume that will be sent to UE by the second base station.
2. the method for claim 1, wherein obtains load information and the channel information of described second base station from described second base station by the interface between described first base station and described second base station.
3. the method for claim 1, wherein obtains load information and the channel information of described second base station from described UE by the interface between described first base station and described UE.
4. the method for claim 1, also comprises:
The data of this second data volume sent to the second base station to be buffered in this second base station to transmit.
5. the method for claim 1, also comprises:
Obtain the quality of service information of described first base station and described second base station, and determine described first data volume and described second data volume according to described quality of service information.
6. a method for the multiple stream transmission of the Deta bearer on support uplink (UL), comprising:
Obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and subscriber equipment (UE);
According to obtained load information and/or channel information, determine the first transmission percentage, wherein said first transmission percentage instruction will send to the data volume of described first base station to account for the percentage of the UL total amount of data that described UE will send by described UE;
According to obtained load information and/or channel information, determine the second transmission percentage, wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
7. method as claimed in claim 6, also comprises:
Obtain the UL total amount of data that described UE will send;
The first data volume of described first base station will be sent to by described UE according to described UL total amount of data and described first transmission percentage calculation.
8. method as claimed in claim 7, also comprises:
The second data volume of described second base station to be sent to according to described UL total amount of data and described second transmission percentage calculation by described UE, and described second data volume is informed to described second base station.
9. method as claimed in claim 6, also comprises:
Described first transmission percentage is notified to described UE;
Receive first data volume that will be sent to described first base station by described UE from described UE, wherein said first data volume is that described UE determines according to described UL total amount of data and described first transmission percentage.
10. method as claimed in claims 6 or 7, also comprises:
Send described second transmission percentage to described second base station, make described second base station to transmit percentage according to described second and to determine to be sent to by described UE the second data volume of described second base station from the UL total amount of data that described UE obtains.
11. methods as claimed in claim 6, wherein obtain load information and/or the channel information of described second base station from described second base station by the interface between described first base station and described second base station.
12. methods as claimed in claim 6, also comprise:
Determine the first priority bit rate (PBR) and the 2nd PBR of described first base station and described second base station according to obtained load information and/or channel information respectively, and send it to described UE.
13. methods as claimed in claim 6, also comprise:
Described first transmission percentage and described second transmission percentage are sent to described UE, with the first priority bit rate (PBR) and the 2nd PBR that make described UE can determine to be respectively used to according to described first transmission percentage and described second transmission percentage described first base station and described second base station.
14. methods as claimed in claim 6, also comprise:
Obtain the quality of service information of described first base station and described second base station, and determine described first transmission percentage and described second transmission percentage according to described quality of service information.
The method of the multiple stream transmission of the Deta bearer on 15. 1 kinds of support uplinks (UL), comprising:
By the load information of the second base station involved by dual link and/or and subscriber equipment (UE) between channel information send to the first base station;
The second data volume is received, the data volume that described second described second base station of data volume instruction will be received from described UE by described Deta bearer from described first base station or described UE.
16. methods as claimed in claim 15, also comprise:
The quality of service information of described second base station is sent to described first base station.
The method of the multiple stream transmission of the Deta bearer on 17. 1 kinds of support uplinks (UL), comprising:
By the load information of the second base station involved by dual link and and subscriber equipment (UE) between channel information send to the first base station;
The UL total amount of data that described UE will send is received from described UE;
Receive the second transmission percentage from described first base station, described second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE;
According to described UL total amount of data and described second transmission percentage, determine second data volume that will be sent to described second base station by described UE.
The method of the multiple stream transmission of the Deta bearer on 18. 1 kinds of support uplinks (UL), comprising:
Receive the first transmission percentage and the second transmission percentage from the first base station involved by dual link, described first transmission percentage and the second transmission percentage indicate respectively and the data volume of the first base station involved by dual link and the second base station will be sent to account for the percentage of the UL total amount of data that described UE will send by subscriber equipment (UE);
Transmit percentage according to described UL total amount of data and described first transmission percentage and second, determine the first data volume and second data volume that will be sent to described first base station and described second base station by described UE respectively;
Described first data volume and described second data volume are sent to described first base station and described second base station respectively.
19. methods as claimed in claim 18, also comprise:
The the first priority bit rate (PBR) and the 2nd PBR that are respectively used to described first base station and described second base station is determined according to described first transmission percentage and described second transmission percentage.
The method of the multiple stream transmission of the Deta bearer on 20. 1 kinds of support uplinks (UL), comprising:
The UL total amount of data that subscriber equipment (UE) will send is sent to the first base station involved by dual link and the second base station, with the second data volume making described second base station can determine will be sent to by described UE according to described UL total amount of data and the second transmission percentage received from described first base station described second base station
Wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
The device of the multiple stream transmission of the Deta bearer on 21. 1 kinds of supports down link (DL), comprising:
Acquiring unit, it is configured to obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and subscriber equipment (UE);
First data volume determining unit, it is configured to, according to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine first data volume that will be sent to UE by the first base station;
Second data volume determining unit, it is configured to, according to obtained load information and/or channel information and the DL total amount of data that will dispatch, determine second data volume that will be sent to UE by the second base station.
22. devices as claimed in claim 21, wherein said acquiring unit is configured to the load information and the channel information that are obtained described second base station by the interface between described first base station and described second base station from described second base station.
23. devices as claimed in claim 21, wherein said acquiring unit is configured to the load information and the channel information that are obtained described second base station by the interface between described first base station and described UE from described UE.
24. devices as claimed in claim 21, also comprise:
Transmitting element, it is configured to the data of this second data volume be sent to the second base station to be buffered in this second base station to transmit.
25. devices as claimed in claim 21, wherein said acquiring unit is also configured to the quality of service information obtaining described first base station and described second base station, and described first data volume determining unit and described second data volume determining unit are also configured to determine described first data volume and described second data volume according to described quality of service information.
The device of the multiple stream transmission of the Deta bearer on 26. 1 kinds of support uplinks (UL), comprising:
Acquiring unit, it is configured to obtain the first base station involved by dual link and the load information of the second base station and/or the channel information between respective base station and subscriber equipment (UE);
First percentage determining unit, it is configured to according to obtained load information and/or channel information, determine the first transmission percentage, wherein said first transmission percentage instruction will send to the data volume of described first base station to account for the percentage of the UL total amount of data that described UE will send by described UE;
Second percentage determining unit, it is configured to according to obtained load information and/or channel information, determine the second transmission percentage, wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
27. devices as claimed in claim 26, wherein said acquiring unit is also configured to obtain the UL total amount of data that described UE will send,
Described device also comprises:
First data volume computing unit, it is configured to first data volume that will be sent to described first base station according to described UL total amount of data and described first transmission percentage calculation by described UE.
28. devices as claimed in claim 27, also comprise:
Second data volume computing unit, it is configured to second data volume that will be sent to described second base station according to described UL total amount of data and described second transmission percentage calculation by described UE; And
Transmitting element, it is configured to described second data volume to inform to described second base station.
29. devices as claimed in claim 26, also comprise:
Transmitting element, it is configured to notify described first transmission percentage to described UE;
Receiving element, it is configured to receive first data volume that will be sent to described first base station by described UE from described UE, and wherein said first data volume is that described UE determines according to described UL total amount of data and described first transmission percentage.
30. devices as described in claim 26 or 27, also comprise:
Transmitting element, it is configured to send described second transmission percentage to described second base station, makes described second base station to transmit percentage according to described second and to determine to be sent to by described UE the second data volume of described second base station from the UL total amount of data that described UE obtains.
31. devices as claimed in claim 26, wherein said acquiring unit is configured to the load information and/or the channel information that are obtained described second base station by the interface between described first base station and described second base station from described second base station.
32. devices as claimed in claim 26, also comprise:
PBR determining unit, it is configured to the first priority bit rate (PBR) and the 2nd PBR that determine described first base station and described second base station according to obtained load information and/or channel information respectively;
Transmitting element, it is configured to a described PBR and described 2nd PBR to send to described UE.
33. devices as claimed in claim 26, also comprise:
Transmitting element, it is configured to described first transmission percentage and described second transmission percentage to send to described UE, with the first priority bit rate (PBR) and the 2nd PBR that make described UE can determine to be respectively used to according to described first transmission percentage and described second transmission percentage described first base station and described second base station.
34. devices as claimed in claim 26, wherein
Described acquiring unit is also configured to the quality of service information obtaining described first base station and described second base station, and
Described first percentage determining unit and described second percentage determining unit are also configured to determine described first transmission percentage and described second transmission percentage according to described quality of service information.
The device of the multiple stream transmission of the Deta bearer on 35. 1 kinds of support uplinks (UL), comprising:
Transmitting element, its be configured to by the load information of the second base station involved by dual link and/or and subscriber equipment (UE) between channel information send to the first base station;
Receiving element, it is configured to receive the second data volume from described first base station or described UE, the data volume that described second described second base station of data volume instruction will be received from described UE by described Deta bearer.
36. methods as claimed in claim 35, wherein said transmitting element is also configured to the quality of service information of described second base station to send to described first base station.
The device of the multiple stream transmission of the Deta bearer on 37. 1 kinds of support uplinks (UL), comprising:
Transmitting element, its be configured to by the load information of the second base station involved by dual link and and subscriber equipment (UE) between channel information send to the first base station;
Receiving element, it is configured to receive from described UE the UL total amount of data that described UE will send, described receiving element is also configured to receive the second transmission percentage from described first base station, and described second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE;
Data volume determining unit, it is configured to, according to described UL total amount of data and described second transmission percentage, determine second data volume that will be sent to described second base station by described UE.
The device of the multiple stream transmission of the Deta bearer on 38. 1 kinds of support uplinks (UL), comprising:
Receiving element, it is configured to receive the first transmission percentage and the second transmission percentage from the first base station involved by dual link, and described first transmission percentage and the second transmission percentage indicate respectively and the data volume of the first base station involved by dual link and the second base station will be sent to account for the percentage of the UL total amount of data that described UE will send by subscriber equipment (UE);
Determining unit, it is configured to transmit percentage according to described UL total amount of data and described first transmission percentage and second, determines the first data volume and second data volume that will be sent to described first base station and described second base station by described UE respectively;
Transmitting element, it is configured to described first data volume and described second data volume to send to described first base station and described second base station respectively.
39. devices as claimed in claim 38, also comprise:
PBR determining unit, it is configured to the first priority bit rate (PBR) and the 2nd PBR that determine to be respectively used to described first base station and described second base station according to described first transmission percentage and described second transmission percentage.
The device of the multiple stream transmission of the Deta bearer on 40. 1 kinds of support uplinks (UL), comprising:
Transmitting element, it is configured to the UL total amount of data that will send to the first base station involved by dual link and the second base station transmission subscriber equipment (UE), with the second data volume making described second base station can determine will be sent to by described UE according to described UL total amount of data and the second transmission percentage received from described first base station described second base station
Wherein said second transmission percentage instruction will send to the data volume of described second base station to account for the percentage of the UL total amount of data that described UE will send by described UE.
41. 1 kinds of base stations, comprise the device according to any one of claim 21-25.
42. 1 kinds of base stations, comprise the device according to any one of claim 26-34.
43. 1 kinds of base stations, comprise the device according to any one of claim 35-37.
44. 1 kinds of subscriber equipmenies, comprise the device according to any one of claim 38-40.
Priority Applications (2)
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| CN201310332728.XA CN104349467A (en) | 2013-08-01 | 2013-08-01 | Multi-connection data bearer multi-flow transmission supporting method and device |
| PCT/IB2014/001709 WO2015015298A2 (en) | 2013-08-01 | 2014-07-28 | Method and apparatus for supportinging multi-streaming transmission of drb of dual connectivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310332728.XA CN104349467A (en) | 2013-08-01 | 2013-08-01 | Multi-connection data bearer multi-flow transmission supporting method and device |
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| CN104349467A true CN104349467A (en) | 2015-02-11 |
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| CN201310332728.XA Pending CN104349467A (en) | 2013-08-01 | 2013-08-01 | Multi-connection data bearer multi-flow transmission supporting method and device |
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| WO (1) | WO2015015298A2 (en) |
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| WO2015015298A3 (en) | 2015-07-30 |
| WO2015015298A2 (en) | 2015-02-05 |
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