CN104284340A - D2D communication method, user equipment and base station - Google Patents
D2D communication method, user equipment and base station Download PDFInfo
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- CN104284340A CN104284340A CN201310284531.3A CN201310284531A CN104284340A CN 104284340 A CN104284340 A CN 104284340A CN 201310284531 A CN201310284531 A CN 201310284531A CN 104284340 A CN104284340 A CN 104284340A
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- base station
- subscriber equipment
- sps resource
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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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
- H04W72/535—Allocation or scheduling criteria for wireless resources based on resource usage policies
Abstract
The invention discloses a D2D communication method, user equipment and a base station. The D2D communication method comprises the steps that the base station receives small data package format information from the user equipment, and the small data package format information shows that the D2D communication to be carried out by the user equipment belongs to a small data package service; the base station distributes semi-persistent scheduling (SPS) resources to the D2D communication; the base station sends indicating information to the user equipment, and the indicating information is used for informing the user equipment of the distributed SPS resources. According to the D2D communication method, the user equipment and the base station, the user equipment reuses the SPS resources to carry out the D2D communication of small data packages, communication resource waste in the small data package D2D communication is avoided, and the utilization rate of the communication resources can be effectively improved.
Description
Technical field
The present invention relates to wireless communication technology field, particularly relate to a kind of D2D communication means, subscriber equipment and base station.
Background technology
Along with the development of the communication technology, current most of mobile communication equipments have all used such as bluetooth and WIFI(wireless fidelity, Wireless Fidelity) etc. various wireless technology, thus make the direct communication realizing device-to-device (device-to-device or D2D) between the subscriber equipment (User Equipment, UE) as mobile terminal become possibility.
Before carrying out D2D communication, first subscriber equipment will obtain the communication resource, such as proprietary type or the communication spectrum resource shared with honeycomb.Wherein, refer to honeycomb shared resource, first by base station (such as, evolved base station (evoloved NodeB, eNB)) for user equipment allocation disturbs smaller local resource, then base station is utilized to be that the local resource that it distributes carries out D2D communication by subscriber equipment.Further, if the data message amount that will send is smaller, subscriber equipment will carry out data transmission according to packet format decimally.Wherein, small data packets is relative transport frame (radio frame), and in general, small data packets can comprise the packet or data volume that are less than max-thresholds length, and wherein max-thresholds length is equal to or less than the size of transmission frame.Such as, the packet definitions that size or length can be no more than transmission frame size or length 50% is small data packets.Again such as, supposing that each transmission frame is 4000 bits, then can be small data packets by the packet definitions being less than or equal to 1000 bits.When using small data packets form to carry out data transmission, the communication resource taken than transmission frame due to small data packets is relatively little, thus makes base station be the waste that local resource that user equipment allocation is larger can cause the communication resource.
Summary of the invention
technical problem
In view of this, the technical problem to be solved in the present invention be when subscriber equipment utilize to carry out with the communication resource that honeycomb is shared D2D communicate, communication resource when how to avoid small data packets business is wasted.
solution
In order to solve the problem, in first aspect, the present invention proposes a kind of D2D communication means, comprising: subscriber equipment judges whether the D2D communication that will carry out belongs to small data packets business; When judged result be described D2D communication belong to small data packets business, described subscriber equipment reports small data packets format information to base station; Described subscriber equipment receives the indication information that described base station sends, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications; Described subscriber equipment uses described SPS resource to carry out described D2D communication.
In conjunction with first aspect, in a kind of possible implementation, receive the indication information of described base station transmission at described subscriber equipment before, this D2D communication means also comprises: described subscriber equipment receives the configuration information of the SPS resource that needs are measured from described base station; Described subscriber equipment detects the described disturbed condition needing the SPS resource measured according to described configuration information; And the result of described detection is reported described base station by described subscriber equipment.
In conjunction with first aspect, in a kind of possible implementation, use described SPS resource to carry out in the process of described D2D communication at described subscriber equipment, this D2D communication means also comprises: described subscriber equipment periodically detects the disturbed condition of the SPS resource under described base station; And the result of described detection is reported described base station by described subscriber equipment.
In second aspect, the present invention proposes a kind of D2D communication means, comprising: base station receives small data packets format information from subscriber equipment, described small data packets format information represents that the D2D communication that described subscriber equipment will carry out belongs to small data packets business; Described base station is described D2D allocation of communications semi-persistent scheduling SPS resource; And described base station sends indication information to described subscriber equipment, described indication information is used for the described SPS resource of distributing to described notification of user equipment.
In conjunction with second aspect, in a kind of possible implementation, before described base station is described D2D allocation of communications semi-persistent scheduling SPS resource, this D2D communication means also comprises: the configuration information of the SPS resource that needs are measured by described base station informs to described subscriber equipment; And described base station receives the testing result of the disturbed condition representing the SPS resource that described needs are measured from described subscriber equipment, can be described user equipment allocation SPS resource according to described testing result to make described base station.
In conjunction with second aspect, in a kind of possible implementation, in described base station to after described subscriber equipment sends indication information, this D2D communication means also comprises: described base station receives the testing result of the disturbed condition of the SPS resource represented described base station from described subscriber equipment; In the d/d situation of SPS resource distributing to described subscriber equipment, described base station redistributes SPS resource according to received testing result to subscriber equipment, and to the SPS resource that described notification of user equipment is redistributed.
In the third aspect, the present invention proposes a kind of subscriber equipment, comprising: judging unit, for judging whether the D2D communication that described subscriber equipment will carry out belongs to small data packets business; Transmitting element, is connected with described judging unit, in the judged result of described judging unit be described D2D communication belong to small data packets business, report small data packets format information to base station; Receiving element, for receiving the indication information that described base station sends, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications; Processing unit, is connected with described transmitting element and described receiving element, carries out described D2D communication for using described SPS resource.
In conjunction with the third aspect, in a kind of possible implementation, described receiving element is also for receiving the configuration information of the SPS resource needing to measure from described base station; Described processing unit is also for detecting the described disturbed condition needing the SPS resource measured according to described configuration information; And the result of described transmitting element also for described processing unit being carried out described detection reports described base station.
In conjunction with the third aspect, in a kind of possible implementation, described processing unit is also for periodically detecting the disturbed condition of the SPS resource under described base station; Described transmitting element is also for reporting described base station by the result of described detection.
In fourth aspect, the present invention proposes a kind of base station, comprising: receiving element, for receiving small data packets format information from subscriber equipment, described small data packets format information represents that the D2D communication that described subscriber equipment will carry out belongs to small data packets business; Processing unit, is connected with described receiving element, for being described D2D allocation of communications semi-persistent scheduling SPS resource; And transmitting element, be connected with described processing unit, for sending indication information to described subscriber equipment, described indication information is used for the described SPS resource of distributing to described notification of user equipment.
In conjunction with fourth aspect, in a kind of possible implementation, described transmitting element is also for needing the configuration information of the SPS resource measured to inform to described subscriber equipment; Described receiving element also represents the described testing result needing the disturbed condition of the SPS resource measured for receiving from described subscriber equipment; And the testing result of described processing unit also for receiving according to described receiving element is the SPS resource that described user equipment allocation is suitable.
In conjunction with fourth aspect, in a kind of possible implementation, described receiving element is also for receiving the testing result of the disturbed condition of the SPS resource represented under described base station from described subscriber equipment; Described processing unit is also in the d/d situation of SPS resource distributing to described subscriber equipment, and the testing result received by described receiving element redistributes SPS resource to subscriber equipment; The SPS resource of described transmitting element also for redistributing to described notification of user equipment.
beneficial effect
The D2D communication means of the embodiment of the present invention, subscriber equipment and base station, subscriber equipment is when the D2D communication judging to carry out belongs to small data packets business, by the information reporting of small data packets form to base station, base station is after the small data packets format information receiving subscriber equipment transmission, and the SPS resource suitable for user equipment allocation carries out D2D communication.Like this, by the D2D communication making the multiplexing SPS resource of subscriber equipment carry out small data packets, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource.
According to below with reference to the accompanying drawings to detailed description of illustrative embodiments, further feature of the present invention and aspect will become clear.
Accompanying drawing explanation
Comprise in the description and form the accompanying drawing of a part for specification and specification together illustrates exemplary embodiment of the present invention, characteristic sum aspect, and for explaining principle of the present invention.
Fig. 1 a is the flow chart of a kind of D2D communication means of embodiment of the present invention 1a;
Fig. 1 b is the exemplary plot of SPS resource occupation;
Fig. 2 is the flow chart of a kind of D2D communication means of the embodiment of the present invention 2;
Fig. 3 is the flow chart of a kind of D2D communication means of the embodiment of the present invention 3;
Fig. 4 is the flow chart of a kind of D2D communication means of the embodiment of the present invention 4;
Fig. 5 is the structured flowchart of a kind of subscriber equipment of the embodiment of the present invention 5;
Fig. 6 is the structured flowchart of a kind of base station of the embodiment of the present invention 6;
Fig. 7 is the structured flowchart of a kind of subscriber equipment of the embodiment of the present invention 7;
Fig. 8 is the structured flowchart of a kind of base station of the embodiment of the present invention 8.
Embodiment
Various exemplary embodiment of the present invention, characteristic sum aspect is described in detail below with reference to accompanying drawing.The same or analogous element of Reference numeral presentation function identical in accompanying drawing.Although the various aspects of embodiment shown in the drawings, unless otherwise indicated, accompanying drawing need not be drawn in proportion.
Word " exemplary " special here means " as example, embodiment or illustrative ".Here need not be interpreted as being better than or being better than other embodiment as any embodiment illustrated by " exemplary ".
In addition, in order to better the present invention is described, in embodiment hereafter, give numerous details.It will be appreciated by those skilled in the art that do not have these details, the present invention can implement equally.In other example, known method, means, element and circuit are not described in detail, so that highlight purport of the present invention.
embodiment 1
Fig. 1 a is the flow chart of a kind of D2D communication means of the embodiment of the present invention 1.As shown in Figure 1a, this D2D communication means mainly comprises:
Step S100, subscriber equipment judge whether the D2D communication that will carry out belongs to small data packets business;
Step S110, when judged result be described D2D communication belong to small data packets business, described subscriber equipment reports small data packets format information to base station;
Step S120, described subscriber equipment receive the indication information that described base station sends, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications;
Step S130, described subscriber equipment use described SPS resource to carry out described D2D communication.
Particularly, when subscriber equipment is wanted to carry out D2D communication, first judge whether the D2D communication that will carry out belongs to small data packets business.Wherein, compared with transmission frame business, the data volume that described small data packets service needed sends is less.Subscriber equipment when above-mentioned judged result be D2D communication belong to small data packets business, small data packets format information is reported to base station, represent that the D2D communication that subscriber equipment will carry out belongs to small data packets type of service, and ask base station to be the corresponding communication resource of user equipment allocation.After base station receives the small data packets format information of user equipment to report, SPS(Semi-Persistent Scheduling can be distributed, semi-persistent scheduling) resource concurrence send corresponding indication information to subscriber equipment, and described indication information is used for base station described in described notification of user equipment being the semi-persistent scheduling SPS resource of described D2D allocation of communications.SPS resource is semi-static scheduling resources, and this resource only needs by base station assigns or specifies once, and just can periodically reuse, until it is released, therefore, the use of SPS resource can reduce the expense of base station control signal.Such as, base station is that the resource of VoIP traffic assignments in community is SPS resource.When namely VoIP business is many under base station in the cell in subscriber equipment institute, take SPS resource with regard to having more subscriber equipment.When the VoIP service ending that SPS resource is corresponding, SPS resource will be discharged by base station.SPS resource belongs to running time-frequency resource, RE(Resource Element, resource particle) be the least unit of running time-frequency resource, therefore, each SPS resource can have one or more RE, and each subscriber equipment, when carrying out data and sending, all can take one or more RE.Shown in Fig. 1 b be in community SPS resource take exemplary plot, wherein x-axis is the time, and y-axis represents frequency.In Fig. 1 b, a little square represents a resource particle RE.Each equipment can take the transmission that one or more RE carries out data, as the filling part in Fig. 1 b.In Fig. 1 b, namely filling part is SPS resource, and different filling pattern represents the SPS resource taken by different UEs.
After subscriber equipment receives the indication information of base station, the SPS resource distributed in indication information just can be used to carry out D2D communication.
The D2D communication means of the embodiment of the present invention, subscriber equipment is when the D2D communication judging to carry out belongs to small data packets business, small data packets format information is reported base station, base station is after the information receiving the small data packets form that subscriber equipment sends, and the SPS resource suitable for user equipment allocation carries out D2D communication.Like this, by the D2D communication making the multiplexing SPS resource of subscriber equipment carry out small data packets, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource.
embodiment 2
Fig. 2 is the flow chart of a kind of D2D communication means of the embodiment of the present invention 2.The step that in Fig. 2, label is identical with Fig. 1 a has identical function, for simplicity's sake, omits the detailed description to these steps.
As shown in Figure 2, shown in the D2D communication means shown in Fig. 2 and Fig. 1 a, the main distinction of D2D communication means is, receive the indication information of described base station transmission at described subscriber equipment before, this D2D communication means is further comprising the steps of:
Step S200, described subscriber equipment receive the configuration information of the SPS resource needing to measure from described base station;
Step S210, described subscriber equipment detect the described disturbed condition needing the SPS resource measured according to described configuration information; And
The result of described detection is reported described base station by step S220, described subscriber equipment.
Particularly, after small data packets format information is reported base station by subscriber equipment, subscriber equipment can receive the configuration information needing the SPS resource measured from base station, after subscriber equipment receives described configuration information, detect the disturbed condition of SPS resource in described configuration information and described testing result (such as, the information of the SPS resource that interference is less) is reported base station.When described interference less expression subscriber equipment utilizes described SPS resource to carry out D2D communication, to the interference of the cellular communication utilizing SPS resource to carry out below the patient jamming margin of cellular subscriber device institute.After base station receives above-mentioned testing result, from testing result, distribute suitable SPS resource (such as, concerning the SPS resource that interference the cellular subscriber device utilizing SPS resource to carry out cellular communication is minimum) and send corresponding indication information to subscriber equipment.Subscriber equipment, after receiving this indication information, just can use the SPS resource distributed in indication information to carry out D2D communication.
It should be noted that, the distribution method of above-mentioned SPS resource is equally also applicable to process when not being small data packets, and base station is the situation of transmission frame allocate communications resource.
In a kind of possible implementation, as shown in Figure 2, use described SPS resource to carry out in the process of described D2D communication at described subscriber equipment, this D2D communication means is further comprising the steps of:
Step S230, described subscriber equipment periodically detect the disturbed condition of the SPS resource under described base station; And
The result of described detection is reported described base station by step S240, described subscriber equipment.
Particularly, described SPS resource is used to carry out in the process of described D2D communication at described subscriber equipment, subscriber equipment can periodically (such as, every 20ms) detect the disturbed condition of the SPS resource under described base station, and testing result (such as, detecting the situation of the less SPS resource of moment interference) is reported base station.
The D2D communication means of the embodiment of the present invention, subscriber equipment is when the D2D communication judging to carry out belongs to small data packets business, by the information reporting of small data packets form to base station, base station is after the information receiving the small data packets form that subscriber equipment sends, notifying user equipment needs the configuration information of the SPS resource measured, the disturbed condition of SPS resource in community measured afterwards by subscriber equipment receiving this notice, and by measurement feedback to base station, base station according to the feedback result of subscriber equipment to the suitable SPS resource of user equipment allocation so that described D2D communication can be carried out.Like this, by the D2D communication making the multiplexing SPS resource of subscriber equipment carry out small data packets, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource; In addition, by reporting the disturbed condition of SPS resource by subscriber equipment active detecting, distribution foundation when carrying out SPS Resourse Distribute to provide base station, can reduce the load of base station further.
embodiment 3
Fig. 3 is the flow chart of a kind of D2D communication means of the embodiment of the present invention 3.As shown in Figure 3, this communication means mainly comprises the following steps:
Step S300, base station receive small data packets format information from subscriber equipment, and described small data packets format information represents that the D2D communication that described subscriber equipment will carry out belongs to small data packets business;
Step S310, described base station are described D2D allocation of communications semi-persistent scheduling SPS resource; And
Step S320, described base station send indication information to described subscriber equipment, and described indication information is used for the described SPS resource of distributing to described notification of user equipment.
Particularly, when subscriber equipment is wanted to carry out D2D communication, first can judge whether the D2D communication that will carry out belongs to small data packets business, and wherein, compared with transmission frame business, the data volume that described small data packets service needed sends is less.If so, then report small data packets format information to base station, in base station after receiving the small data packets format information of user equipment to report, distribute SPS resource to subscriber equipment, and send corresponding indication information to notify distributed SPS resource to subscriber equipment.Wherein, the concrete definition of SPS resource and related description are with reference to above-described embodiment.
Subscriber equipment is after receiving this indication information, and the SPS resource that this indication information just can be used to distribute carries out D2D communication.
The D2D communication means of the embodiment of the present invention, when base station receives small data packets format information from subscriber equipment, described base station is described user equipment allocation semi-persistent scheduling and SPS resource.Like this, subscriber equipment can carry out the D2D communication of small data packets by multiplexing SPS resource, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource.
embodiment 4
Fig. 4 is the flow chart of a kind of D2D communication means of the embodiment of the present invention 4.The step that in Fig. 4, label is identical with Fig. 3 has identical function, for simplicity's sake, omits the detailed description to these steps.
As shown in Figure 4, shown in the D2D communication means shown in Fig. 4 and Fig. 3, the main distinction of D2D communication means is, before described base station is described D2D allocation of communications semi-persistent scheduling SPS resource, this D2D communication means is further comprising the steps of:
Step S400, described base station inform to described subscriber equipment by needing the configuration information of the SPS resource measured;
Step S410, described base station receive from described subscriber equipment and represent the described testing result needing the disturbed condition of the SPS resource measured, and can be described user equipment allocation SPS resource according to described testing result to make described base station.
Particularly, base station is after receiving the small data packets format information of user equipment to report, meeting notifying user equipment needs the configuration information of the SPS resource measured, after subscriber equipment receives described notice, detect the disturbed condition of SPS resource in described notice and described testing result (such as, the information of the SPS resource that interference is less) is reported base station.Base station is after receiving described testing result, suitable SPS resource is distributed (such as from described testing result, the SPS resource that the cellular subscriber device carrying out cellular communication to utilizing SPS resource, interference is minimum) to subscriber equipment, and send corresponding indication information to notify distributed SPS resource to subscriber equipment.Subscriber equipment is after receiving this indication information, and the SPS resource that this indication information just can be used to distribute carries out D2D communication.
It should be noted that, the distribution method of the above-mentioned SPS communication resource is equally also applicable to process when not being small data packets, and base station is the situation of transmission frame allocate communications resource.
In a kind of possible implementation, as shown in Figure 4, in described base station to after described subscriber equipment sends indication information, this D2D communication means can also comprise the following steps:
Step S420, described base station receive the testing result of the disturbed condition of the SPS resource represented described base station from described subscriber equipment;
Step S430, in the d/d situation of SPS resource distributing to described subscriber equipment, described base station redistributes SPS resource according to received testing result to subscriber equipment, and to the SPS resource that described notification of user equipment is redistributed.
Particularly, subscriber equipment carries out in the process of D2D communication utilizing the SPS resource of base station assigns, may run into the d/d problem of SPS resource.When the VoIP service ending that this SPS resource is corresponding, this SPS resource will be discharged by base station, if the D2D communication that now subscriber equipment utilizes this SPS resource to carry out also does not terminate, base station just needs to be user equipment allocation SPS resource again.For above-mentioned steps S420, described base station receives from described subscriber equipment the disturbed condition that described subscriber equipment periodically detects the SPS resource described base station.For above-mentioned steps S430, VoIP business corresponding to the SPS resource shared when the subscriber equipment carrying out D2D communication under base station terminates, and this SPS resource will be discharged by base station.Now, described base station will be that suitable SPS resource redistributed by subscriber equipment according to the disturbed condition of its lower SPS resource received, and to the SPS resource that notification of user equipment is redistributed, the SPS resource redistributed to make user's equipment utilization carries out D2D communication.If SPS resource is never discharged by base station, then subscriber equipment can utilize this SPS resource to carry out D2D communication until this D2D sign off always.
The D2D communication means of the embodiment of the present invention, base station is when receiving the information of the small data packets form that subscriber equipment sends, notifying user equipment needs the configuration information of the SPS resource measured, the disturbed condition of SPS resource in community measured afterwards by subscriber equipment receiving this notice, and by measurement feedback to base station, base station carries out D2D communication according to the feedback result of subscriber equipment to the SPS resource that user equipment allocation is suitable.Like this, by the D2D communication making the multiplexing SPS resource of subscriber equipment carry out small data packets, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource; In addition, by reporting the disturbed condition of SPS resource by subscriber equipment active detecting, distribution foundation when carrying out SPS Resourse Distribute to provide base station, can reduce the load of base station further.
embodiment 5
Fig. 5 is the structured flowchart of a kind of subscriber equipment of the embodiment of the present invention 5, and this subscriber equipment can be used in D2D communication.As shown in Figure 5, this subscriber equipment mainly comprises judging unit 51, transmitting element 52, receiving element 53 and processing unit 54.Judging unit 51 is mainly used in judging whether the D2D communication that described subscriber equipment will carry out belongs to small data packets business; Transmitting element 52 is connected with described judging unit 51, be mainly used in when the judged result of described judging unit be described D2D communication belong to small data packets business, report small data packets format information to base station; Receiving element 53 is mainly used in the indication information receiving the transmission of described base station, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications; Processing unit 54 is connected with described transmitting element 52 and described receiving element 53, is mainly used in using described SPS resource to carry out described D2D communication.
Particularly, when subscriber equipment is wanted to carry out D2D communication, whether the D2D communication first utilizing judging unit 51 to judge to carry out belongs to small data packets business.Wherein, compared with transmission frame business, the data volume that described small data packets service needed sends is less.Subscriber equipment when above-mentioned judged result be D2D communication belong to small data packets business, transmitting element 52 is utilized to report small data packets format information to base station, represent that the D2D communication that subscriber equipment will carry out belongs to small data packets type of service, and ask base station to be the corresponding communication resource of user equipment allocation.After base station receives the information of small data packets form of user equipment to report, can distribute SPS resource concurrence send corresponding indication information to subscriber equipment, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications.Wherein, the concrete definition of SPS resource and related description can refer to above-described embodiment.
After the receiving element 53 of subscriber equipment receives this indication information, processing unit 54 just can be utilized to use the SPS resource distributed in this indication information to carry out D2D communication.
The subscriber equipment of the embodiment of the present invention, when judging unit judges that the D2D communication that will carry out belongs to small data packets business, small data packets format information is reported base station by transmitting element, base station is after the small data packets format information receiving subscriber equipment transmission, for the SPS resource that user equipment allocation is suitable, the SPS resource that processing unit just can utilize base station to distribute carries out D2D communication.Like this, by the D2D communication making the multiplexing SPS resource of subscriber equipment carry out small data packets, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource.
In a kind of possible implementation, described receiving element 53 is also for receiving the configuration information of the SPS resource needing to measure from described base station; Correspondingly, described processing unit 54 is also for detecting the described disturbed condition needing the SPS resource measured according to described configuration information; And the result of described transmitting element 52 also for described processing unit being carried out described detection reports described base station.
Particularly, after small data packets format information is reported base station by transmitting element 52, correspondingly, receiving element 53 can receive the configuration information needing the SPS resource measured from base station, after receiving element 53 receives described configuration information, processing unit 54 can detect the disturbed condition of SPS resource in described configuration information, then, described testing result (such as, the information of the SPS resource that interference is less) is reported base station by transmitting element 52.When above-mentioned interference less expression subscriber equipment utilizes described SPS resource to carry out D2D communication, to the interference of the cellular communication utilizing SPS resource to carry out below the patient jamming margin of cellular subscriber device institute.After base station receives above-mentioned testing result, from testing result, distributing suitable SPS resource (such as, concerning the SPS resource that interference the cellular subscriber device utilizing SPS resource to carry out cellular communication is minimum) to subscriber equipment sends indication information to subscriber equipment and notifies distributed SPS resource.Subscriber equipment is after receiving this indication information, and the SPS resource that indication information just can be utilized to distribute carries out D2D communication.
It should be noted that, the distribution method of above-mentioned communication SPS resource is equally also applicable to process when not being small data packets, and base station is the situation of transmission frame allocate communications resource.
In a kind of possible implementation, processing unit 54 is also for periodically detecting the disturbed condition of the SPS resource under described base station, and correspondingly, transmitting element 52 is also for reporting described base station by the result of described detection.
Particularly, in described base station to after described subscriber equipment sends indication information, processing unit 54 can periodically (such as, every 20ms) detect the disturbed condition of the SPS resource under described base station, and utilize transmitting element 52 that testing result (such as, detecting the situation of the less SPS resource of moment interference) is reported base station.
The subscriber equipment of the embodiment of the present invention, when judging unit judges that the D2D communication that will carry out belongs to small data packets business, utilize transmitting element that small data packets format information is reported base station, base station is after the information receiving the small data packets form that subscriber equipment sends, notifying user equipment needs the configuration information of the SPS resource measured, receiving element measures the disturbed condition of SPS resource in community afterwards receiving this notice, and utilize transmitting element by measurement feedback to base station, base station carries out D2D communication according to the feedback result of subscriber equipment to the SPS resource that user equipment allocation is suitable.Like this, by the D2D communication making the multiplexing SPS resource of subscriber equipment carry out small data packets, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource; In addition, by reporting the disturbed condition of SPS resource by subscriber equipment active detecting, distribution foundation when carrying out SPS Resourse Distribute to provide base station, can reduce the load of base station further.
embodiment6
Fig. 6 is the structured flowchart of a kind of base station of the embodiment of the present invention 6.As shown in Figure 6, this base station mainly comprises receiving element 61, processing unit 62 and transmitting element 63.Receiving element 61 is mainly used in receiving small data packets format information from subscriber equipment, and described small data packets format information represents that the D2D communication that described subscriber equipment will carry out belongs to small data packets business; Processing unit 62, is connected with described receiving element 61, is mainly used in as described D2D allocation of communications semi-persistent scheduling SPS resource; And transmitting element 63 is connected with described processing unit 62, be mainly used in sending indication information to described subscriber equipment, described indication information is used for the described SPS resource of distributing to described notification of user equipment.
Particularly, when subscriber equipment is wanted to carry out D2D communication, first can judge whether the D2D communication that will carry out belongs to small data packets business, and wherein, compared with transmission frame business, the data volume that described small data packets service needed sends is less.If, then report small data packets format information to base station, the receiving element 61 of base station is after receiving the information of small data packets form of user equipment to report, processing unit 62 is user equipment allocation SPS resource, and transmitting element 63 sends corresponding indication information to notify distributed SPS resource to subscriber equipment.Wherein, the concrete definition of SPS resource and related description can refer to above-described embodiment.
Subscriber equipment is after receiving this indication information, and the SPS resource that this indication information just can be used to distribute carries out D2D communication.
In a kind of possible specific implementation, transmitting element 63 is also for needing the configuration information of the SPS resource measured to inform to subscriber equipment; Receiving element 61 also represents the described testing result needing the disturbed condition of the SPS resource measured for receiving from subscriber equipment; And the testing result of processing unit 62 also for receiving according to receiving element 61 is described user equipment allocation SPS resource.
Particularly, receiving element 61 is after receiving the small data form package informatin of user equipment to report, transmitting element 63 meeting notifying user equipment needs the configuration information of the SPS resource measured, after subscriber equipment receives described notice, detect the disturbed condition of SPS resource in described notice and described testing result (such as, the information of the SPS resource that interference is less) is reported base station.Receiving element 61 is after receiving described testing result, processing unit 62 can distribute from described testing result suitable (such as, the SPS resource that the cellular subscriber device carrying out cellular communication to utilizing SPS resource, interference is minimum) to subscriber equipment, send corresponding indication information to notify distributed SPS resource to subscriber equipment.
Subscriber equipment is after receiving this indication information, and the SPS resource that this indication information just can be used to distribute carries out D2D communication.
It should be noted that, the distribution method of above-mentioned SPS resource is equally also applicable to process when not being small data packets, and base station is the situation of transmission frame allocate communications resource.
In a kind of possible specific implementation, receiving element 61 is also for receiving the testing result of the disturbed condition of the SPS resource represented under base station from subscriber equipment; Processing unit 62 is also in the d/d situation of SPS resource distributing to subscriber equipment, and the testing result received by receiving element 61 redistributes SPS resource to subscriber equipment; The SPS resource of transmitting element 63 also for redistributing to described notification of user equipment.
Particularly, subscriber equipment carries out in the process of D2D communication in the SPS resource utilizing processing unit 62 to distribute, and may run into the d/d problem of SPS resource.When the VoIP service ending that this SPS resource is corresponding, this SPS resource unit 62 that will be processed discharges, if the D2D communication that now subscriber equipment utilizes this SPS resource to carry out also does not terminate, processing unit 62 just needs to be user equipment allocation SPS resource again.Therefore, receiving element 61 is first from the disturbed condition of the SPS resource subscriber equipment reception subscriber equipment periodically base stations detected, VoIP business corresponding to the SPS resource shared when the subscriber equipment carrying out D2D communication under base station terminates, and this SPS resource unit 62 that will be processed discharges.Now, the disturbed condition of its lower SPS resource that described processing unit 62 will receive according to receiving element 61 is that suitable SPS resource redistributed by subscriber equipment, and utilizing the SPS resource that transmitting element 63 is redistributed to notification of user equipment, the SPS resource redistributed to make user's equipment utilization carries out D2D communication.If SPS resource never processed unit 62 discharges, then subscriber equipment can utilize this SPS resource to carry out D2D communication until this D2D sign off always.
The base station of the embodiment of the present invention, receiving element is when receiving the small data packets format information that subscriber equipment sends, transmitting element meeting notifying user equipment needs the configuration information of the SPS resource measured, the disturbed condition of SPS resource in community measured afterwards by subscriber equipment receiving this notice, and by measurement feedback to base station, the feedback result of the subscriber equipment that base station receives according to receiving element, utilizes processing unit to carry out D2D communication to the SPS resource that user equipment allocation is suitable.Like this, by the D2D communication making the multiplexing SPS resource of subscriber equipment carry out small data packets, avoid communication resource waste during small data packets D2D communication, effectively can improve the utilance of the communication resource; In addition, by reporting the disturbed condition of SPS resource by subscriber equipment active detecting, distribution foundation when carrying out SPS Resourse Distribute to provide base station, can reduce the load of base station further.
embodiment 7
Fig. 7 is the structured flowchart of a kind of subscriber equipment of the embodiment of the present invention 7.Subscriber equipment 700 can be possess the host server of computing capability, personal computer PC or portable portable computer or terminal etc.The specific embodiment of the invention does not limit the specific implementation of computing node.
Described subscriber equipment 700 comprises processor (processor) 710, communication interface (Communications Interface) 720, memory (memory array) 730 and bus 740.Wherein, processor 710, communication interface 720 and memory 730 complete mutual communication by bus 740.
Communication interface 720 for net element communication, wherein network element comprise such as Virtual Machine Manager center, share store etc.
Processor 710 is for executive program.Processor 710 may be a central processor CPU, or application-specific integrated circuit ASIC (Application Specific Integrated Circuit), or is configured to the one or more integrated circuits implementing the embodiment of the present invention.
Memory 730 is for storing documents.Memory 730 may comprise high-speed RAM memory, still may comprise nonvolatile memory (non-volatile memory), such as at least one magnetic disc store.Memory 730 also can be memory array.Memory 730 also may by piecemeal, and described piece can become virtual volume by certain principle combinations.
In a kind of possible implementation, said procedure can be the program code comprising computer-managed instruction.This program specifically can be used for making subscriber equipment perform following steps:
Whether the D2D communication that judgement will be carried out belongs to small data packets business;
When judged result be described D2D communication belong to small data packets business, report small data packets format information to base station;
Receive the indication information that described base station sends, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications;
Described SPS resource is used to carry out described D2D communication.
In a kind of possible implementation, said procedure also for before make described subscriber equipment receive indication information that described base station sends, also makes described subscriber equipment: receive the configuration information needing the SPS resource measured from described base station; The described disturbed condition needing the SPS resource measured is detected according to described configuration information; And the result of described detection is reported described base station.
In a kind of possible implementation, said procedure is also for making described subscriber equipment use described SPS resource to carry out, in the process of described D2D communication, also making described subscriber equipment: the disturbed condition periodically detecting the SPS resource under described base station; And the result of described detection is reported described base station.
embodiment 8
Fig. 8 is the structured flowchart of a kind of base station of the embodiment of the present invention 8.Base station 800 can be possess the host server of computing capability, personal computer PC or portable portable computer or terminal etc.The specific embodiment of the invention does not limit the specific implementation of computing node.
Described base station 800 comprises processor (processor) 810, communication interface (Communications Interface) 820, memory (memory array) 830 and bus 840.Wherein, processor 810, communication interface 820 and memory 830 complete mutual communication by bus 840.
Communication interface 820 for net element communication, wherein network element comprise such as Virtual Machine Manager center, share store etc.
Processor 810 is for executive program.Processor 810 may be a central processor CPU, or application-specific integrated circuit ASIC (Application Specific Integrated Circuit), or is configured to the one or more integrated circuits implementing the embodiment of the present invention.
Memory 830 is for storing documents.Memory 830 may comprise high-speed RAM memory, still may comprise nonvolatile memory (non-volatile memory), such as at least one magnetic disc store.Memory 830 also can be memory array.Memory 830 also may by piecemeal, and described piece can become virtual volume by certain principle combinations.
In a kind of possible implementation, said procedure can be the program code comprising computer-managed instruction.This program specifically can be used for making base station perform following steps:
Receive small data packets format information from subscriber equipment, described small data packets format information represents that the D2D communication that described subscriber equipment will carry out belongs to small data packets business;
For described D2D allocation of communications semi-persistent scheduling SPS resource; And
Send indication information to described subscriber equipment, described indication information is used for the described SPS resource of distributing to described notification of user equipment.
In a kind of possible implementation, said procedure also for before in described base station being described D2D allocation of communications semi-persistent scheduling SPS resource, makes described base station: inform to described subscriber equipment by needing the configuration information of the SPS resource measured; And the testing result of the disturbed condition representing the SPS resource that described needs are measured is received from described subscriber equipment, can be described user equipment allocation SPS resource according to described testing result to make described base station.
In conjunction with second aspect, in a kind of possible implementation, said procedure also for making described base station to after described subscriber equipment sends indication information, makes described base station: the testing result receiving the disturbed condition of the SPS resource represented described base station from described subscriber equipment; In the d/d situation of SPS resource distributing to described subscriber equipment, redistribute SPS resource according to received testing result to subscriber equipment, and to the SPS resource that described notification of user equipment is redistributed.
Those of ordinary skill in the art can recognize, each exemplary cell in embodiment described herein and algorithm steps, can realize with the combination of electronic hardware or computer software and electronic hardware.These functions realize with hardware or software form actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can realize described function for specific application choice diverse ways, but this realization should not thought and exceeds scope of the present invention.
If using the form of computer software realize described function and as independently production marketing or use time, then can think that all or part of (such as to the part that prior art contributes) of technical scheme of the present invention embodies in form of a computer software product to a certain extent.This computer software product is stored in the storage medium of embodied on computer readable usually, comprises all or part of step of some instructions in order to make computer equipment (can be personal computer, server or the network equipment etc.) perform various embodiments of the present invention method.And aforesaid storage medium comprise USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (12)
1. a device-to-device D2D communication means, is characterized in that, comprising:
Subscriber equipment judges whether the D2D communication that will carry out belongs to small data packets business;
When judged result be described D2D communication belong to small data packets business, described subscriber equipment reports small data packets format information to base station;
Described subscriber equipment receives the indication information that described base station sends, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications;
Described subscriber equipment uses described SPS resource to carry out described D2D communication.
2. D2D communication means according to claim 1, is characterized in that, before receiving the indication information of described base station transmission, also comprises at described subscriber equipment:
Described subscriber equipment receives the configuration information of the SPS resource needing to measure from described base station;
Described subscriber equipment detects the described disturbed condition needing the SPS resource measured according to described configuration information; And
The result of described detection is reported described base station by described subscriber equipment.
3. D2D communication means according to claim 1 and 2, is characterized in that, uses described SPS resource to carry out, in the process of described D2D communication, also comprising at described subscriber equipment:
Described subscriber equipment periodically detects the disturbed condition of the SPS resource under described base station; And
The result of described detection is reported described base station by described subscriber equipment.
4. a device-to-device D2D communication means, is characterized in that, comprising:
Base station receives small data packets format information from subscriber equipment, and described small data packets format information represents that the D2D communication that described subscriber equipment will carry out belongs to small data packets business;
Described base station is described D2D allocation of communications semi-persistent scheduling SPS resource; And
Described base station sends indication information to described subscriber equipment, and described indication information is used for the described SPS resource of distributing to described notification of user equipment.
5. D2D communication means according to claim 4, is characterized in that, before described base station is described D2D allocation of communications semi-persistent scheduling SPS resource, also comprises:
Described base station informs to described subscriber equipment by needing the configuration information of the SPS resource measured; And
Described base station receives from described subscriber equipment and represents the described testing result needing the disturbed condition of the SPS resource measured, and can be described user equipment allocation SPS resource according to described testing result to make described base station.
6. the D2D communication means according to claim 4 or 5, is characterized in that, in described base station to after described subscriber equipment sends indication information, also comprises:
Described base station receives the testing result of the disturbed condition of the SPS resource represented described base station from described subscriber equipment;
In the d/d situation of SPS resource distributing to described subscriber equipment, described base station redistributes SPS resource according to received testing result to subscriber equipment, and to the SPS resource that described notification of user equipment is redistributed.
7. a subscriber equipment, is characterized in that, comprising:
Judging unit, for judging whether the D2D communication that described subscriber equipment will carry out belongs to small data packets business;
Transmitting element, is connected with described judging unit, in the judged result of described judging unit be described D2D communication belong to small data packets business, report small data packets format information to base station;
Receiving element, for receiving the indication information that described base station sends, the semi-persistent scheduling SPS resource of described indication information for base station described in described notification of user equipment being described D2D allocation of communications;
Processing unit, is connected with described transmitting element and described receiving element, carries out described D2D communication for using described SPS resource.
8. subscriber equipment according to claim 7, is characterized in that,
Described receiving element is also for receiving the configuration information of the SPS resource needing to measure from described base station;
Described processing unit is also for detecting the described disturbed condition needing the SPS resource measured according to described configuration information; And
The result of described transmitting element also for described processing unit being carried out described detection reports described base station.
9. the subscriber equipment according to claim 7 or 8, is characterized in that,
Described processing unit is also for periodically detecting the disturbed condition of the SPS resource under described base station;
Described transmitting element is also for reporting described base station by the result of described detection.
10. a base station, is characterized in that, comprising:
Receiving element, for receiving small data packets format information from subscriber equipment, described small data packets format information represents that the D2D communication that described subscriber equipment will carry out belongs to small data packets business;
Processing unit, is connected with described receiving element, for being described D2D allocation of communications semi-persistent scheduling SPS resource; And
Transmitting element, is connected with described processing unit, and for sending indication information to described subscriber equipment, described indication information is used for the described SPS resource of distributing to described notification of user equipment.
11. base stations according to claim 10, is characterized in that,
Described transmitting element is also for needing the configuration information of the SPS resource measured to inform to described subscriber equipment;
Described receiving element also represents the described testing result needing the disturbed condition of the SPS resource measured for receiving from described subscriber equipment; And
The testing result of described processing unit also for receiving according to described receiving element is the SPS resource that described user equipment allocation is suitable.
12. base stations according to claim 10 or 11, is characterized in that,
Described receiving element is also for receiving the testing result of the disturbed condition of the SPS resource represented under described base station from described subscriber equipment;
Described processing unit is also in the d/d situation of SPS resource distributing to described subscriber equipment, and the testing result received by described receiving element redistributes SPS resource to subscriber equipment;
The SPS resource of described transmitting element also for redistributing to described notification of user equipment.
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Effective date of registration: 20191227 Address after: 314413 No.2, Fengshou Avenue, Haining Economic and knitting industrial park, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Haining Warp Knitting Industrial Park Development Co., Ltd Address before: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen Patentee before: Huawei Technologies Co., Ltd. |