CN104349427B - A kind of method and user terminal of terminal cooperation communication - Google Patents
A kind of method and user terminal of terminal cooperation communication Download PDFInfo
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- CN104349427B CN104349427B CN201310322134.0A CN201310322134A CN104349427B CN 104349427 B CN104349427 B CN 104349427B CN 201310322134 A CN201310322134 A CN 201310322134A CN 104349427 B CN104349427 B CN 104349427B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
Abstract
The embodiment of the invention discloses a kind of methods of terminal cooperation communication, cooperation request including user terminal broadcast collaboration transmission objectives data of being benefited, and receive and each receive the signal quality parameter of the target data that the support user terminal of the cooperation request returns；The benefited user terminal calculates the service quality increment of the target data according to the corresponding signal quality parameter of each support user terminal respectively；The benefited user terminal sends the control instruction for participating in cooperation or exiting cooperation according to service quality increment to corresponding support user terminal, so that support user terminal performs corresponding operation according to the instruction of control instruction.The invention also discloses a kind of user terminals.Using the present invention, can the effective business datum of increment terminal service quality.
Description
Technical field
A kind of method and user terminal to communicate the present invention relates to the communications field more particularly to terminal cooperation.
Background technology
Antenna is shared by terminal, collaboration communication so as to fulfill（Virtually）The increase of antenna amount, break more than several limits
System improves and lifting system performance.On the one hand, by the cooperation of terminal room, the utilizable sky in end side can effectively be promoted
Between dimension, lifting system capacity.On the other hand, by the cooperation of terminal room, the interference from adjacent terminals can effectively be inhibited,
Promote transmission quality.Unlike network side cooperation transmission, without the optical fiber of high speed or other special biographies between terminal node
Transmission link completes the interaction of shared information.Information sharing between usual terminal node needs to complete information biography by link of eating dishes without rice or wine
It is defeated.The main standard tissue including 3GPP has had been started up direct communication between terminals at present（Device-to-Device
D2D）Research and standardization effort.
One of key technology for realizing user collaboration communication is when benefited user terminal has business demand, passes through signaling
The UE of interaction and surrounding establishes collaborative network, that is, finds support user terminal.Assuming that there are several branch around user terminal of being benefited
Supportting user terminal has the wish for participating in cooperation, and user terminal of being benefited is according to the link state between support user terminal and base station
Determine to participate in the support user terminal of communication cooperation, when support user terminal in the base station serviced farther out when, support user is whole
Hold the service quality for the business datum for for user terminal of being benefited during communication cooperation can not improve benefited user terminal.
Invention content
Technical problem to be solved of the embodiment of the present invention is that method and the user for providing a kind of terminal cooperation communication are whole
End.
In order to solve the above technical problem, the present invention provides a kind of terminal cooperation communication method, including：
The cooperation request for user terminal broadcast collaboration transmission objectives data of being benefited, and reception each receives the cooperation and asks
The signal quality parameter of the target data that the support user terminal asked returns；
The benefited user terminal calculates the mesh respectively according to the corresponding signal quality parameter of each support user terminal
Mark the service quality increment of data；
The benefited user terminal sends to corresponding support user terminal according to service quality increment and participates in cooperation or move back
Go out the control instruction of cooperation, so that support user terminal performs corresponding operation according to the instruction of control instruction.
In the first possible implementation, the benefited user terminal is according to the corresponding letter of each support user terminal
The step of number mass parameter calculates the service quality increment of the target data respectively includes：
The benefited user terminal will each support the corresponding signal quality parameter of user terminal to carry out descending arrangement；
The signal quality parameter of predetermined quantity respectively obtains support user terminal and corresponds to before the benefited user terminal calculates
Service quality increment.
The possible realization method of with reference to first aspect the first, it is described to be benefited in second of possible realization method
User terminal sends the control instruction for participating in cooperation or exiting cooperation according to service quality increment to corresponding support user terminal
The step of include：
The benefited user terminal judges whether service quality increment is more than preset cooperation thresholding, if it is, to the clothes
Being engaged in, mass incremental is corresponding to support user terminal to send the control instruction for participating in cooperation, if it has not, to the service quality increment pair
The control instruction of cooperation is exited in the support user terminal transmission answered.
The possible realization method of with reference to first aspect the first and second of possible realization method, may at the third
Realization method in, the signal quality parameter includes：Support the signal strength of the target data on user terminal, interference strong
It is one or more in degree, Signal to Noise Ratio (SNR) and Signal to Interference plus Noise Ratio SINR.
The third possible realization method with reference to first aspect in the 4th kind of possible realization method, is used if being benefited
Family terminal is MRC receivers, and the cooperation of the benefited user terminal broadcast collaboration transmission objectives data is asked, and is received and each connect
In the step of receiving the signal quality parameter of the target data of the support user terminal return of the cooperation request, signal matter
It is the signal strength of the target data and interference plus noise intensity to measure parameter；
If user terminal of being benefited is IRC receivers, the cooperation of the benefited user terminal broadcast collaboration transmission objectives data
Request, and receive and each receive the signal quality of the target data ginseng that the support user terminal of the cooperation request returns
In several steps, signal quality parameter is the signal strength of the target data.
The 4th kind of possible realization method with reference to first aspect, in the 5th kind of possible realization method, further includes：
It is used according to the support of the link state selection predetermined quantity between the benefited user terminal and support user terminal
Family terminal participates in collaboration communication；Or
It is logical that cooperation is participated according to the support user terminal for the computation complexity selection predetermined quantity for handling the target data
Letter.
Second aspect of the present invention provides a kind of user terminal, including：
Broadcast module asks for the cooperation of broadcast collaboration transmission objectives data, and receives and each receive the cooperation
The signal quality parameter of the target data that the support user terminal of request returns；
Computing module, for calculating the number of targets respectively according to the corresponding signal quality parameter of each support user terminal
According to service quality increment；
Control module participates in cooperating or exiting association for being sent to corresponding support user terminal according to service quality increment
The control instruction of work, so that support user terminal performs corresponding operation according to the instruction of control instruction.
In the first possible implementation, the computing module includes：
Sequencing unit, for the corresponding signal quality parameter of user terminal will each to be supported to carry out descending arrangement；
Computing unit, the signal quality parameter for calculating preceding predetermined quantity respectively obtain the corresponding clothes of support user terminal
Business mass incremental.
With reference to the first possible realization method of second aspect, in second of possible realization method, the control
Module includes：
Judging unit, for judging whether service quality increment is more than preset cooperation thresholding,
Control unit, if the judging result for the judging unit is when being, to the corresponding branch of service quality increment
It supports user terminal and sends the control instruction for participating in cooperation, if the judging result of the judging unit is no, to the service quality
The control instruction of cooperation is exited in the corresponding support user terminal transmission of increment.
It, can at the third in the first possible realization method and second of possible realization method with reference to second aspect
In the realization method of energy, the signal quality parameter includes：Support the signal strength of the target data on user terminal, interference
Intensity, Signal to Noise Ratio (SNR)（Signal to Noise Ratio）With Signal to Interference plus Noise Ratio SINR（Signal to Interference
plus Noise Ratio）In it is one or more.
With reference to the third possible realization method of second aspect, in the 4th kind of possible realization method, used if being benefited
Family terminal is MRC receivers, what the support user terminal that the broadcast module reception each receives the cooperation request returned
The signal quality parameter of the target data is the signal strength of the target data and interference plus noise intensity；
If user terminal of being benefited is IRC receivers, the broadcast module reception each receives the branch of the cooperation request
The signal quality parameter for supportting the target data that user terminal returns is the signal strength of the target data.
With reference to the 4th kind of possible realization method of second aspect, in the 5th kind of possible realization method, further include：
Selecting module, it is predetermined for being selected according to the link state between the benefited user terminal and support user terminal
The support user terminal of quantity participates in collaboration communication；Or
It is logical that cooperation is participated according to the support user terminal for the computation complexity selection predetermined quantity for handling the target data
Letter.
Implement the present invention, have the advantages that：
User terminal of being benefited obtains the signal quality parameter of support user terminal, is calculated according to signal quality parameter and introduces branch
The incrementss of the service quality of own service data, decide whether to need support user according to the incrementss after support user terminal
Terminal participates in collaboration communication, is effective to ensure that the support user terminal for participating in communication cooperation brings service quality significantly to carry
It is high.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of method of terminal communication cooperation of first embodiment of the invention；
Fig. 2 is a kind of method of terminal communication cooperation of second embodiment of the invention；
Fig. 3 is a kind of structure diagram of user terminal of first embodiment of the invention；
Fig. 4 is a kind of structure diagram of user terminal of second embodiment of the invention；
Fig. 5 is the structure diagram of computing module in Fig. 4；
Fig. 6 is the structure diagram of control module in Fig. 4；
Fig. 7 is a kind of structure diagram of user terminal of third embodiment of the invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
It is the method that a kind of terminal cooperation of the embodiment of the present invention communicates referring to Fig. 1, this method includes：
The cooperation request of step 101, user terminal broadcast collaboration transmission objectives data of being benefited, and receive and each receive institute
State the signal quality parameter of the target data that the support user terminal of cooperation request returns.
Specifically, the cooperation request of the peripherad support terminal broadcast cooperation transmission target data of user terminal of being benefited, week
The support user terminal enclosed obtains itself signal quality parameter between own base station, signal matter when receiving cooperation request
The good and bad situation of parametric user grading base station and affiliated support user terminal channel is measured, for example, signal quality parameter includes letter
Number intensity, interference strength, signal-to-noise ratio or Signal to Interference plus Noise Ratio, support user terminal by the signal quality parameter being calculated be sent to by
Beneficial user terminal is sent to benefited user terminal.
In an embodiment of the present invention, it supports user terminal and benefited user terminal that can be located in same cell, also may be used
To be located in different cells.
Step 102, user terminal of being benefited calculate biography respectively according to the corresponding signal quality parameter of each support user terminal
The service quality increment of the defeated target data.
Specifically, user terminal of being benefited calculates corresponding Service Quality according to the signal quality parameter that support user terminal is sent
Measure increment, service quality incremental representation user terminal of being benefited introduces a support user terminal transmission objectives data service quality
Incrementss, the parameter for weighing service quality can be the parameters such as transmission rate, delay rate, Signal to Interference plus Noise Ratio, the bit error rate, each to support
User terminal corresponds to a quality of server increment.
Step 103, user terminal of being benefited send to corresponding support user terminal according to service quality increment and participate in cooperation
Or the control instruction of cooperation is exited, so that support user terminal performs corresponding operation according to the instruction of control instruction.
Specifically, user terminal of being benefited judge whether to meet according to the corresponding service quality increment of support user terminal it is preset
Condition, participation agreement is sent to support user terminal according to court verdict or exits the control instruction of cooperation, support user is whole
End performs the operation for participating in cooperation transmission target data or being not involved in cooperation transmission target data according to control instruction.
In an embodiment of the present invention, if user terminal of being benefited is MRC（Maximal Ratio Combining, MRC) it connects
Receipts machine, the cooperation request of the benefited user terminal broadcast collaboration transmission objectives data, and receive and each receive the cooperation
In the step of signal quality parameter of the target data that the support user terminal of request returns, signal quality parameter is described
The signal strength of target data and interference plus noise intensity；
If user terminal of being benefited is IRC (Interference Rejection Combining, IRC) receiver, described
The cooperation request for user terminal broadcast collaboration transmission objectives data of being benefited, and receive the support for each receiving the cooperation request
In the step of signal quality parameter for the target data that user terminal returns, signal quality parameter is the target data
Signal strength.
Referring to another flow diagram of method that Fig. 2, a kind of terminal cooperation for the embodiment of the present invention communicate, this method
Including：
The cooperation request of step 201, user terminal broadcast collaboration transmission objectives data of being benefited, and receive and each receive institute
State the signal quality parameter of the target data that the support user terminal of cooperation request returns.
Specifically, in an illustrative example, it is assumed that the peripherad support user terminal broadcast of user terminal A of being benefited
The cooperation request of cooperation transmission target data, the support user terminal of surrounding are support user terminal B, support user terminal C, prop up
User terminal D, support user terminal E and support user terminal F are supportted, after support user terminal receives cooperation request, by itself
Signal quality parameter to the target data between base station is sent to benefited user terminal A, for supporting user terminal B, branch
After support user terminal B receives cooperation request, support user terminal B is calculated to the signal matter of the target data between own base station
Parameter is measured, signal quality parameter includes signal strength and interference signal intensity, and the computational methods of the signal parameter are：1st, work as support
When user terminal B uses MRC algorithms, the signal strengths of the target data of benefited user terminal A that receive of support user terminal B
To be calculated by RSRP (Reference Signal Receiving Power, Reference Signal Received Power)；Or support is used
The signal strength of the target data of benefited user terminal A that family terminal B is received can be by reception general power and target data work(
Rate obtains；Or the interference signal intensity of the target data of benefited user terminal A that support user terminal B is received can be by base station
Mute CSI-RS signal estimation reference signal between support user terminal B is calculated.2nd, when support user terminal B is adopted
During with IRC algorithms, the signal strength of the target data of benefited user terminal A that support user terminal B is received is in terms of by RSRP
It obtains.The method of signal quality parameter that other support users calculate target data is same as described above, herein no longer Ao Shu.
In an embodiment of the present invention, signal quality parameter further includes signal-to-noise ratio and Signal to Interference plus Noise Ratio, the existing skill of computational methods
The existing disclosure of art.
Step 202, user terminal of being benefited will each support the corresponding signal quality parameter of user terminal to carry out descending arrangement.
Specifically, selection signal mass parameter is assumed for signal strength, the target data that support user terminal B is calculated
Signal strength for -80dB, the signal strength that target data is calculated in support user terminal C is -85dB, supports user terminal
The signal strength for the target data that D is calculated is -75dB, and the signal of target data that support user terminal E is calculated is strong
It spends for -72dB, the signal strength of target data that support user terminal F is calculated is -78dB, and the value of signal strength is more to table
Show that signal quality is better, will the corresponding signal quality parameter of each support user terminal be subjected to descending and be arranged as（E, D, F, B,
C）.
The signal quality parameter of predetermined quantity calculates support user terminal respectively before step 203, user terminal of being benefited calculate
Corresponding service quality increment.
Specifically, assume that benefited user terminal A at most 3 support user terminals of selection carry out collaboration communication, then it is benefited to use
Family terminal A is only possible to carry out collaboration communication from the corresponding support user terminal of the signal quality parameter of front 3, according to step 202
In ranking results, the signal quality parameter calculating service quality increment that the terminal A that is benefited sends E, D and F, using service quality as
For transmission rate, it is assumed that the transmission rate enhancing rate that user terminal A of being benefited introduces support user terminal E target datas is 12%,
The enhancing rate that user terminal A of being benefited introduces support user's D target datas is 15%, and the support user A that is benefited introduces support user's F mesh
The enhancing rate for marking data is 5%.
Step 204, user terminal of being benefited judge whether service quality increment is more than preset cooperation thresholding.
Specifically, judged whether to be more than preset cooperation thresholding according to the service quality increment that step 203 calculates, if
It is to perform step 206, if it has not, performing step 205, it is assumed that it is 10% that cooperation thresholding, which is transmission rate enhancing rate,.
Step 205, the control instruction that cooperation is exited to the corresponding support user terminal transmission of the quality of server increment.
Specifically, according to the result of calculation in step 203, the quality of server increment of support user terminal F is unsatisfactory for walking
Rapid 204 Rule of judgment, then user terminal A of being benefited exit the control instruction of cooperation to support user terminal F transmissions, support user
Terminal F is received after this exits the control instruction of cooperation, the collaboration communication process of the transmission objectives data for the terminal A that is not involved in being benefited.
Step 206 sends the control instruction for participating in cooperation to the corresponding support user terminal of the quality of server increment.
Specifically, according to the result of calculation in step 203, the quality of server increment of support user terminal E and D meet step
Rapid 204 Rule of judgment, then user terminal A of being benefited send the control instruction for participating in cooperation, support to support user terminal E and D
After user terminal F receives the control instruction of participation cooperation, the collaboration communication mistake of the transmission objectives data of benefited terminal A is participated in
Journey.
Step 207 is selected according to the link state between the benefited user terminal and the support user terminal for participating in cooperating
The support user terminal for selecting predetermined quantity participates in collaboration communication.
Specifically, user terminal A of being benefited is assessed itself and is used with support according to the support user terminal determined in step 206
The processing expense after link state or itself introducing support user terminal between the terminal of family, is selected from these support user terminals
The terminal for selecting predetermined quantity participates in collaboration communication.
Implement the embodiment of the present invention, user terminal of being benefited obtains the signal quality parameter of support user terminal, according to letter
Number mass parameter calculates the incrementss for introducing the service quality of own service data after support user terminal, is sentenced according to the incrementss
The support user terminal certainly whether is needed to participate in collaboration communication, is effective to ensure that the support user terminal band for participating in communication cooperation
Carry out service quality significantly to improve.
Referring to Fig. 3, it is a kind of structure diagram of user terminal of the embodiment of the present invention, hereinafter referred to as user terminal 1, is somebody's turn to do
User terminal 1 includes broadcast module 11, computing module 12 and control module 13,
Broadcast module 11 asks for the cooperation of broadcast collaboration transmission objectives data, and receives and each receive the association
The signal quality parameter of the target data that the support user terminal for making to ask returns；
Specifically, the cooperation request of the peripherad support terminal broadcast cooperation transmission target data of broadcast module 11, surrounding
Support user terminal receive the cooperation request when obtain itself signal quality parameter between own base station, signal quality
Parametric user grading base station and the good and bad situation of affiliated support user terminal channel, for example, signal quality parameter includes signal
The signal quality parameter being calculated is sent to benefited by intensity, interference strength, signal-to-noise ratio or Signal to Interference plus Noise Ratio, support user terminal
User terminal is sent to benefited user terminal.
In an embodiment of the present invention, it supports user terminal and benefited user terminal that can be located in same cell, also may be used
To be located in different cells.
Computing module 12, for terminal according to the corresponding signal quality parameter of each support user terminal calculates respectively
The service quality increment of target data.
Specifically, computing module 12 calculates corresponding service quality according to the signal quality parameter that support user terminal is sent
Increment, service quality incremental representation be benefited user terminal introduce one support user terminal transmission objectives data service quality increasing
Dosage, the parameter for weighing service quality can be the parameters such as transmission rate, delay rate, the bit error rate, each to support user terminal pair
Answer a quality of server increment.
Control module 13 participates in cooperating or exiting for being sent to corresponding support user terminal according to service quality increment
The control instruction of cooperation, so that support user terminal performs corresponding operation according to the instruction of control instruction.
Specifically, control module 13 judge whether to meet according to the corresponding service quality increment of support user terminal it is preset
Condition sends participation agreement to support user terminal according to court verdict or exits the control instruction of cooperation, supports user terminal
The operation for participating in cooperation transmission target data or being not involved in cooperation transmission target data is performed according to control instruction.
Further, referring to Fig. 4-6, it is a kind of another structure diagram of user terminal of the embodiment of the present invention, uses
Family terminal 1 further includes selecting module 14 in addition to including broadcast module 11, computing module 12 and control module 13,
Selecting module 14, it is pre- for being selected according to the link state between the benefited user terminal and support user terminal
The support user terminal of fixed number amount participates in collaboration communication；Or
It is logical that cooperation is participated according to the support user terminal for the computation complexity selection predetermined quantity for handling the target data
Letter.
Further, in some embodiments of the invention, computing module 12 includes：
Sequencing unit 121, for the corresponding signal quality parameter of user terminal will each to be supported to carry out descending arrangement；
Computing unit 122, the signal quality parameter for calculating preceding predetermined quantity respectively obtain support user terminal and correspond to
Service quality increment.
Control module 13 includes:
Judging unit 131, for judging whether service quality increment is more than preset cooperation thresholding,
Control unit 132, if with the judging result of judging unit 131 for be when, it is corresponding to the service quality increment
User terminal is supported to send the control instruction for participating in cooperation, if the judging result of judging unit 131 is no, to the service quality
The control instruction of cooperation is exited in the corresponding support user terminal transmission of increment.
In some embodiments of the invention, if user terminal of being benefited is MRC receivers, broadcast module 11 receives each connect
The signal quality parameter for receiving the target data of the support user terminal return of the cooperation request is the target data
Signal strength and interference plus noise intensity；
If user terminal of being benefited is IRC receivers, broadcast module 11 receives the support for each receiving the cooperation request
The signal quality parameter for the target data that user terminal returns is the signal strength of the target data.
It is a kind of another structure diagram of user terminal of the embodiment of the present invention referring to Fig. 7, user terminal 1 includes
Processor 61, memory 62, input unit 63 and output device 64, the quantity of the processor 61 in user terminal 1 can be one
A or multiple, Fig. 7 is by taking a processor as an example.In some embodiments of the present invention, processor 61, memory 62, input unit
63 can be connected with output device 64 by bus or other modes, in Fig. 7 by taking bus connects as an example.
Wherein, batch processing code is stored in memory 62, and processor 61 is used to call the journey stored in memory 62
Sequence code, for performing the following operations：
The cooperation request of broadcast collaboration transmission objectives data, and receive the support user for each receiving the cooperation request
The signal quality parameter for the target data that terminal returns；
Calculate the service quality of the target data respectively according to the corresponding signal quality parameter of each support user terminal
Increment；
The control instruction for participating in cooperation or exiting cooperation is sent to corresponding support user terminal according to service quality increment,
So that support user terminal performs corresponding operation according to the instruction of control instruction.
In some embodiments of the invention, it is whole according to each support user to perform the benefited user terminal for processor 61
The step of corresponding signal quality parameter is held to calculate the service quality increment of the target data respectively includes：
The benefited user terminal will each support the corresponding signal quality parameter of user terminal to carry out descending arrangement；
The signal quality parameter of predetermined quantity respectively obtains support user terminal and corresponds to before the benefited user terminal calculates
Service quality increment.
In some embodiments of the invention, be benefited described in processor 61 user terminal according to service quality increment to correspondence
Support user terminal send and participate in cooperation or the step of exiting the control instruction of cooperation includes：
The benefited user terminal judges whether service quality increment is more than preset cooperation thresholding, if it is, to the clothes
Being engaged in, mass incremental is corresponding to support user terminal to send the control instruction for participating in cooperation, if it has not, to the service quality increment pair
The control instruction of cooperation is exited in the support user terminal transmission answered.
In some embodiments of the invention, processor 61 is additionally operable to perform and be used according to the benefited user terminal and support
The support user terminal of link state selection predetermined quantity between the terminal of family participates in collaboration communication；Or
It is logical that cooperation is participated according to the support user terminal for the computation complexity selection predetermined quantity for handling the target data
Letter.
Implement the embodiment of the present invention, user terminal of being benefited obtains the signal quality parameter of support user terminal, according to letter
Number mass parameter calculates the incrementss for introducing the service quality of own service data after support user terminal, is sentenced according to the incrementss
The support user terminal certainly whether is needed to participate in collaboration communication, is effective to ensure that the support user terminal band for participating in communication cooperation
Carry out service quality significantly to improve.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer read/write memory medium
In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory（Read-Only Memory, ROM）Or random access memory（Random Access
Memory, RAM）Deng.
Above disclosed is only a kind of preferred embodiment of the present invention, cannot limit the power of the present invention with this certainly
Sharp range one of ordinary skill in the art will appreciate that realizing all or part of flow of above-described embodiment, and is weighed according to the present invention
Profit requires made equivalent variations, still falls within and invents covered range.
Claims (10)
- A kind of 1. method of terminal cooperation communication, which is characterized in that including：The cooperation request for user terminal broadcast collaboration transmission objectives data of being benefited, and receive and each receive the cooperation request Support the signal quality parameter of the target data that user terminal returns；Wherein, signal quality parameter represents that support user is whole The good and bad situation of channel between end and affiliated base station；The benefited user terminal calculates the number of targets respectively according to the corresponding signal quality parameter of each support user terminal According to service quality increment；Wherein, service quality incremental representation be benefited user terminal introduce one support user terminal transmission mesh Mark the incrementss of data service quality；The benefited user terminal judges whether service quality increment is more than preset cooperation thresholding, if it is, to the Service Quality It measures the corresponding support user terminal of increment and sends the control instruction for participating in cooperation, if it has not, corresponding to the service quality increment The control instruction of cooperation is exited in support user terminal transmission.
- 2. the method as described in claim 1, which is characterized in that the benefited user terminal is according to each support user terminal pair The signal quality parameter answered calculates the step of service quality increment of the target data and includes respectively：The benefited user terminal will each support the corresponding signal quality parameter of user terminal to carry out descending arrangement；The signal quality parameter of predetermined quantity respectively obtains the corresponding clothes of support user terminal before the benefited user terminal calculates Business mass incremental.
- 3. method as claimed in claim 1 or 2, which is characterized in that the signal quality parameter includes：It supports on user terminal It is one or more in the signal strength of the target data, interference strength, Signal to Noise Ratio (SNR) and Signal to Interference plus Noise Ratio SINR.
- 4. method as claimed in claim 3, which is characterized in that if user terminal of being benefited is MRC maximum-ratio combing receivers, institute The cooperation request of benefited user terminal broadcast collaboration transmission objectives data is stated, and receives the branch for each receiving the cooperation request In the step of supportting the signal quality parameter for the target data that user terminal returns, signal quality parameter is the target data Signal strength and interference plus noise intensity；If user terminal of being benefited is IRC interference rejection combining receivers, the benefited user terminal broadcast collaboration transmission objectives number According to cooperation ask, and receive each receive it is described cooperation request support user terminal return the target data letter In the step of number mass parameter, signal quality parameter is the signal strength of the target data.
- 5. method as claimed in claim 4, which is characterized in that further include：It is whole according to the support user of the link state selection predetermined quantity between the benefited user terminal and support user terminal End participates in collaboration communication；OrCollaboration communication is participated according to the support user terminal for the computation complexity selection predetermined quantity for handling the target data.
- 6. a kind of user terminal, which is characterized in that including：Broadcast module is asked for the cooperation of broadcast collaboration transmission objectives data, and is received and each received the cooperation request Support user terminal return the target data signal quality parameter；Wherein, signal quality parameter represents support user The good and bad situation of channel between terminal and affiliated base station；Computing module, for calculating the target data respectively according to the corresponding signal quality parameter of each support user terminal Service quality increment；Wherein, service quality incremental representation be benefited user terminal introduce one support user terminal transmission objectives number According to the incrementss of service quality；Control module, for judging whether service quality increment is more than preset cooperation thresholding, if it is, increasing to the service quality It measures corresponding support user terminal and sends the control instruction for participating in cooperation, if it has not, to the corresponding support of service quality increment User terminal sends the control instruction for exiting cooperation, so that support user terminal performs corresponding behaviour according to the instruction of control instruction Make.
- 7. user terminal as claimed in claim 6, which is characterized in that the computing module includes：Sequencing unit, for the corresponding signal quality parameter of user terminal will each to be supported to carry out descending arrangement；Computing unit, the signal quality parameter for calculating preceding predetermined quantity respectively obtain the corresponding Service Quality of support user terminal Measure increment.
- 8. user terminal as claimed in claims 6 or 7, which is characterized in that the signal quality parameter includes：Support user whole It is one or more in the signal strength of the target data, interference strength, Signal to Noise Ratio (SNR) and Signal to Interference plus Noise Ratio SINR on end.
- 9. user terminal as claimed in claim 8, which is characterized in that if user terminal of being benefited is MRC receivers, the broadcast Module reception each receives the signal quality parameter of the target data that the support user terminal of the cooperation request returns For the signal strength of the target data and interference plus noise intensity；If user terminal of being benefited is IRC receivers, the support that the broadcast module reception each receives the cooperation request is used The signal quality parameter for the target data that family terminal returns is the signal strength of the target data.
- 10. user terminal as claimed in claim 8, which is characterized in that further include：Selecting module, for selecting predetermined quantity according to the link state between the benefited user terminal and support user terminal Support user terminal participate in collaboration communication；OrCollaboration communication is participated according to the support user terminal for the computation complexity selection predetermined quantity for handling the target data.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310322134.0A CN104349427B (en) | 2013-07-27 | 2013-07-27 | A kind of method and user terminal of terminal cooperation communication |
| PCT/CN2014/082787 WO2015014227A1 (en) | 2013-07-27 | 2014-07-23 | Terminal coordination communications method and user terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| WO2012129806A1 (en) * | 2011-03-31 | 2012-10-04 | Renesas Mobile Corporation | Method and apparatus for facilitating device-to-device communication |
| CN103001753A (en) * | 2011-09-09 | 2013-03-27 | 中国移动通信集团公司 | Communication method, communication device, communication base station and communication terminals |
| CN103190197A (en) * | 2010-08-27 | 2013-07-03 | 诺基亚公司 | Methods and apparatuses for facilitating quality of service control |
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| US9380620B2 (en) * | 2012-01-13 | 2016-06-28 | Qualcomm Incorporated | Methods and apparatus relating to connection and/or session establishment decisions |
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| CN103190197A (en) * | 2010-08-27 | 2013-07-03 | 诺基亚公司 | Methods and apparatuses for facilitating quality of service control |
| WO2012129806A1 (en) * | 2011-03-31 | 2012-10-04 | Renesas Mobile Corporation | Method and apparatus for facilitating device-to-device communication |
| CN103001753A (en) * | 2011-09-09 | 2013-03-27 | 中国移动通信集团公司 | Communication method, communication device, communication base station and communication terminals |
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