CN102946264B - Method, device and system for M2M terminal cooperative transmission - Google Patents
Method, device and system for M2M terminal cooperative transmission Download PDFInfo
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- CN102946264B CN102946264B CN201210394305.6A CN201210394305A CN102946264B CN 102946264 B CN102946264 B CN 102946264B CN 201210394305 A CN201210394305 A CN 201210394305A CN 102946264 B CN102946264 B CN 102946264B
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Abstract
The invention provides a method, a device and a system for M2M terminal cooperative transmission. The method comprises the steps that data which are sent by all M2M terminals through network layer equipment are received through a control center; whether an M2M terminal requiring corporation exists is judged according to the data received; and if an M2M terminal requiring cooperation exists, an M2M terminal which does not require cooperation is assigned to the network layer equipment aiming at the M2M terminal requiring cooperation, so as to serve as a cooperative M2M terminal, and to enable the network layer equipment to assign D2D resources to the M2M terminal requiring cooperation and the cooperative M2M terminal, so that the M2M terminal requiring cooperation can send data to the cooperative M2M terminal through the D2D resources assigned through the network layer equipment, and further the control center can receive the data of the M2M terminal requiring cooperation sent by the M2M terminal requiring cooperation through the network layer equipment.
Description
Technical field
The present invention relates to the communication technology, particularly relate to a kind of method, Apparatus and system of M2M terminal cooperative transmission.
Background technology
Along with the develop rapidly of information technology, the communication of Machine To Machine (Machine to Machine is called for short M2M) becomes the main composition form of Internet of Things gradually.M2M communication refers to and data is sent to another station terminal from a station terminal, the namely dialogue of machine and machine by wireless network.Such as, be arranged at the intelligent electric meter between each building, the information about power of collection is transferred to Internet of Things control centre; Be deployed in the acquisition terminal carrying out monitoring in lake, the sensing terminal etc. predicted for forest fire alarm, by the monitoring information transmission of collection to Internet of Things control centre.Above-mentioned intelligent electric meter or terminal are referred to as M2M terminal, and the process that these M2M terminals transmit data is exactly a M2M communication process.
But, because geographical environment and nature of radio propagation are easy to form network blind area of coverage, add the Hypomobility of M2M terminal, make M2M terminal be easy to be in the more severe position of wireless signal, and receiving that Internet of Things control centre cannot be correct is in the data that wireless signal covers the M2M terminal transmission of not best placement.
Summary of the invention
The object of the present invention is to provide a kind of method, Apparatus and system of M2M terminal cooperative transmission, be in receiving of realizing that Internet of Things control centre can be correct the data that M2M terminal that wireless signal covers not best placement sends.
First aspect of the present invention is to provide a kind of method of Machine To Machine M2M terminal cooperative transmission, comprising:
Control centre receives the data that at least two M2M terminals return;
According to the data that described at least two M2M terminals return, described control centre determines that each M2M terminal is the need of cooperation;
If a M2M terminal at least two M2M terminals described in described control centre determines needs cooperation, then specify a M2M terminal without the need to cooperation to be the described cooperation M2M terminal of M2M terminal needing cooperation to network layer device, with make network layer device be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource;
Described control centre receives the described data needing the M2M terminal of cooperation that described cooperation M2M terminal sends, and described data are that the described M2M terminal of cooperation that needs sends to described cooperation M2M terminal by the D2D resource that described network layer device distributes.
Second aspect of the present invention is to provide a kind of method of Machine To Machine M2M terminal cooperative transmission, comprising:
Network layer device receive control centre send be used to specify one without the need to cooperation M2M terminal be one need cooperation M2M terminal cooperation M2M terminal second cooperation instruction, described second cooperation instruction comprise described needs cooperate the terminal number of M2M terminal and the terminal number of described cooperation M2M terminal;
Described network layer device according to described second cooperation instruction be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource, to make described cooperation M2M terminal, the described data of the M2M terminal of cooperation that need by D2D resource acquisition are sent to described control centre.
3rd aspect of the present invention is to provide a kind of method of Machine To Machine M2M terminal cooperative transmission, comprising:
M2M terminal receive control centre by network layer device send for represent described M2M terminal be needs cooperation M2M terminal first cooperate instruction;
The described M2M terminal of cooperation that needs, according to described first cooperation command broadcast cooperation help information, the cooperation response message receiving other M2M terminals and feed back according to described cooperation help information, specifies a M2M terminal without the need to cooperation in other M2M terminals described to be the described cooperation M2M terminal needing the M2M terminal cooperated to network layer device to make control centre;
The described equipment needing the M2M terminal of cooperation to be distributed by described network layer device sends data to equipment D2D resource to described cooperation M2M terminal, to make described cooperation M2M terminal that the described data of the M2M terminal of cooperation that need are sent to described control centre, described D2D resource is described network layer device according to described assignment of allocation.
4th aspect of the present invention is to provide a kind of control centre, comprising:
Receiver module, for receiving the data that at least two M2M terminals return;
Cooperation determination module, the data for returning according to described at least two M2M terminals determine that each M2M terminal is the need of cooperation;
Cooperation designated module, for specifying a M2M terminal without the need to cooperation to be the described cooperation M2M terminal of M2M terminal needing cooperation to network layer device, with make network layer device be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource;
Described receiver module also for, receive the described data needing the M2M terminal of cooperation that described cooperation M2M terminal sends, described data are that the described M2M terminal of cooperation that needs sends to described cooperation M2M terminal by the D2D resource that described network layer device distributes.
5th aspect of the present invention is to provide a kind of network layer device, comprising:
Receiver module, the M2M terminal without the need to cooperation that is used to specify sent for receiving control centre is a second cooperation instruction needing the cooperation M2M terminal of the M2M terminal of cooperation, and described second cooperation instruction comprises the terminal number of M2M terminal and the terminal number of described cooperation M2M terminal of the cooperation of described needs;
Resource distribution module, for according to described second cooperation instruction be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource, to make described cooperation M2M terminal, the described data of the M2M terminal of cooperation that need by D2D resource acquisition are sent to described control centre.
6th aspect of the present invention is to provide a kind of Machine To Machine M2M terminal, comprising:
First receiver module, for receive control centre by network layer device send for represent described M2M terminal be needs cooperation M2M terminal first cooperation instruction;
Broadcast module, for according to described first cooperation command broadcast cooperation help information, the cooperation response message receiving other M2M terminals to make control centre and feed back according to described cooperation help information, a M2M terminal without the need to cooperation in other M2M terminals described is specified to be the described cooperation M2M terminal needing the M2M terminal cooperated to network layer device;
First sending module, equipment for being distributed by described network layer device sends data to equipment D2D resource to described cooperation M2M terminal, to make described cooperation M2M terminal that the described data of the M2M terminal of cooperation that need are sent to described control centre, described D2D resource is described network layer device according to described assignment of allocation.
7th aspect of the present invention is to provide a kind of system of Machine To Machine M2M terminal cooperative transmission, comprising: control centre as above, network layer device and M2M terminal.
The beneficial effect of employing the invention described above technical scheme is: control centre receives the data that each M2M terminal is sent by network layer device, M2M terminal whether is had to need cooperation according to the data judging received, if have, a M2M terminal without the need to cooperation is specified to be cooperation M2M terminal for needing the M2M terminal of cooperation to network layer device, to make network layer device for needing M2M terminal and the cooperation M2M terminal distribution D2D resource of cooperation, thus make the D2D resource needing the M2M terminal of cooperation can be distributed by network layer device send data to cooperation M2M terminal, and then make control centre can receive the data of the M2M terminal of the needs cooperation that cooperation M2M terminal is sent by network layer device.Because control centre can judge according to the data received which M2M terminal is in wireless signal and covers not best placement, and be that it specifies cooperation M2M terminal, thus Internet of Things control centre can be realized correctly can receive the data being in M2M terminal that wireless signal covers not best placement and sending.
Accompanying drawing explanation
The schematic flow sheet of the method for a kind of M2M terminal cooperative transmission that Fig. 1 provides for the embodiment of the present invention one;
The schematic flow sheet of the method for a kind of M2M terminal cooperative transmission that Fig. 2 provides for the embodiment of the present invention two;
The schematic flow sheet of the method for a kind of M2M terminal cooperative transmission that Fig. 3 provides for the embodiment of the present invention three;
The structural representation of a kind of control centre that Fig. 4 provides for the embodiment of the present invention four;
The structural representation of a kind of network layer device that Fig. 5 provides for the embodiment of the present invention five;
The structural representation of a kind of M2M terminal that Fig. 6 provides for the embodiment of the present invention six;
The structural representation of the system of a kind of M2M terminal cooperative transmission that Fig. 7 provides for the embodiment of the present invention seven.
Embodiment
It should be noted that, technical scheme of the present invention is mainly used in has sensing layer, the Internet of Things communication network of network layer and application layer, wherein, sensing layer mainly comprises and has recognition object, the M2M terminal of Information Monitoring function, network layer by wireless access network as global system for mobile communications (Global System of Mobile communication, be called for short GSM), universal mobile telecommunications system (Universal Mobile Telecommunications System, be called for short UMT S), Long Term Evolution (Long Term Evolution, be called for short LTE) etc. cellular communication system form, and be provided with network layer device, the information uploaded through network layer device is then carried out control treatment by control centre by application layer, finally serve various application.
The schematic flow sheet of the method for a kind of M2M terminal cooperative transmission that Fig. 1 provides for the embodiment of the present invention one, as shown in Figure 1, described method can comprise the steps:
Step 101, control centre receives the data that at least two M2M terminals return;
Step 102, according to the data that described at least two M2M terminals return, described control centre determines that each M2M terminal is the need of cooperation;
Step 103, if a M2M terminal at least two M2M terminals described in described control centre determines needs cooperation, then specify a M2M terminal without the need to cooperation to be the described cooperation M2M terminal of M2M terminal needing cooperation to network layer device, with make network layer device be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource;
Step 104, described control centre receives the described data needing the M2M terminal of cooperation that described cooperation M2M terminal sends, and described data are that the described M2M terminal of cooperation that needs sends to described cooperation M2M terminal by the D2D resource that described network layer device distributes.
The control centre of the present embodiment can be deployed in Internet of Things application layer, is connected with the M2M terminal communication of sensing layer by network layer device.In embodiments of the present invention, control centre receives the data that at least two M2M terminals are sent by network layer device, and determine that each M2M terminal is the need of cooperation according to the data that at least two M2M terminals return, such as control centre does not receive the data that one of them M2M terminal returns, then think that this M2M terminal is in wireless signal and covers not good position, namely can determine that this M2M terminal needs cooperation, or control centre receives the data that at least two M2M terminals return, when but the data that one of them M2M terminal returns are imperfect, then also can think that this M2M terminal is in wireless signal and covers not good position, thus also can determine that this M2M terminal needs cooperation.Therefore, control centre can specify a M2M terminal without the need to cooperation to be the cooperation M2M terminal of the M2M terminal that these needs cooperate to network layer device, be that these needs the M2M terminal cooperated and the M2M terminal distribution equipment that cooperates are to equipment (Device to Device to make network layer device, be called for short D2D) resource, thus the D2D resource that the M2M terminal of these needs cooperation can be distributed by network layer device sends data to cooperation M2M terminal, and then the data of M2M terminal that these needs can cooperate by cooperation M2M terminal are sent to control centre by network layer device, make control centre can receive the data of the M2M terminal of these needs cooperation that cooperation M2M terminal sends.
In the present embodiment, control centre receives the data that each M2M terminal is sent by network layer device, M2M terminal whether is had to need cooperation according to the data judging received, if have, a M2M terminal without the need to cooperation is specified to be cooperation M2M terminal for needing the M2M terminal of cooperation to network layer device, to make network layer device for needing M2M terminal and the cooperation M2M terminal distribution D2D resource of cooperation, thus make the D2D resource needing the M2M terminal of cooperation can be distributed by network layer device send data to cooperation M2M terminal, and then make control centre can receive the data of the M2M terminal of the needs cooperation that cooperation M2M terminal is sent by network layer device.Because control centre can judge according to the data received which M2M terminal is in wireless signal and covers not best placement, and be that it specifies cooperation M2M terminal, thus Internet of Things control centre can be realized correctly can receive the data being in M2M terminal that wireless signal covers not best placement and sending.
Further, in the above-described embodiments, before the data that described control centre's reception at least two M2M terminals return, can also comprise:
Control centre sends Data Collection instruction at least two M2M terminals, and described Data Collection instruction is used for notice at least two M2M terminals and collects and return data;
According to the data that at least two M2M terminals return, described control centre determines that each M2M terminal is the need of cooperation, be specially: if control centre does not receive the data that one of them M2M terminal returns in Preset Time, then can determine that this M2M terminal needs cooperation.In the present embodiment, control centre does not receive the data that one of them M2M terminal returns two kinds of situations, a kind of is that the downlink network quality of this M2M terminal is not good, thus does not receive the Data Collection instruction that control centre sends, therefore not to control centre's return data; Another kind is that the uplink network quality of this M2M terminal is not good, have received the Data Collection instruction that control centre sends, but the data returned is lost in transmitting procedure, thus causes control centre not receive data.
In the present embodiment, Data Collection instruction is sent at least two M2M terminals by control centre, collect and return data with notice at least two M2M terminals, thus can according to each M2M terminal receiving Data Collection instruction whether return data and determined whether that M2M terminal needs cooperation; But also can avoid because access network while of a large amount of M2M terminal sends data to control centre and network layer device be caused to the pressure of signaling and data impact.
Further, described control centre can also comprise before sending Data Collection instruction at least two M2M terminals:
Control centre receives the log-on message that at least two M2M terminals send, and the log-on message of each M2M terminal comprises the terminal number of described M2M terminal.In the present embodiment, after each M2M terminal powers on, first can send log-on message by network layer device to control centre, the log-on message that control centre then can send according to each M2M terminal divides into groups according to a certain logic to M2M terminal, can comprise at least two M2M terminals respectively in each group, described control centre sends Data Collection instruction at least two M2M terminals: control centre can send Data Collection instruction at least two M2M terminals in each group successively according to a certain sequential, if control centre receives the data that at least two M2M terminals in certain group return, then respectively solution code check is carried out to the data that at least two M2M terminals in this group return, if find, the data that one of them M2M terminal returns are imperfect, then can determine that this M2M terminal needs cooperation, and specify other M2M terminals without the need to cooperation in this group to be the cooperation terminal of the M2M terminal of these needs cooperation.Therefore the pressure causing signaling and data to impact to network layer device because access network while of a large amount of M2M terminal sends data to control centre can also be avoided.
Particularly, in above-mentioned any embodiment, describedly specify a M2M terminal without the need to cooperation to be the cooperation M2M terminal of M2M terminal needing cooperation to network layer device, specifically can comprise:
When control centre determines that a certain M2M terminal needs to cooperate, the first cooperation instruction can be sent to the M2M terminal that these needs cooperate by network layer device, the M2M terminal cooperated to make needs can according to the first cooperation command broadcast cooperation help information, and then making other M2M terminals can feed back cooperation response message according to cooperation help information to control centre, described cooperation response message can comprise the terminal number of the terminal number of the M2M terminal of needs cooperation, the cooperation M2M terminal of current feedback cooperation response message; Control centre receives the cooperation response message that other M2M terminals each are fed back according to described cooperation help information, and appointment one is the cooperation M2M terminal of the M2M terminal needing cooperation without the need to the M2M terminal cooperated in the cooperation M2M terminal of each feedback cooperation response message, and then send the second cooperation instruction to network layer device, described second cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation and the terminal number of cooperation M2M terminal, to make network layer device for needing M2M terminal and the cooperation M2M terminal distribution D2D resource of cooperation.In the present embodiment, control centre is not received to the above-mentioned two situations of the data that one of them M2M terminal returns, for the second situation, because the uplink network quality being this M2M terminal is not good, therefore do not affect this M2M terminal receives control centre's transmission the first cooperation instruction by network layer; For the first situation, because quality of wireless network is dynamic change, the Data Collection instruction that control centre sends is not received before this M2M terminal, but, when the heart sends the first cooperation instruction in the controlling, network quality now may become slightly good, thus this M2M terminal can receive the first cooperation instruction of control centre's transmission by network layer.In addition, also periodically can send the first cooperation instruction to M2M terminal within a certain period of time by control centre, thus the M2M terminal strengthening the cooperation of these needs receives the probability of the first cooperation instruction.
Further, in the above-described embodiments, described cooperation response message can also comprise the terminal attributive information of cooperation M2M terminal of current feedback cooperation response message, as the range information etc. of the M2M terminal that the information about power of the cooperation M2M terminal of current feedback cooperation response message or the cooperation M2M terminal of current feedback cooperation response message cooperate with needs.The appointment one in the cooperation M2M terminal of each feedback cooperation response message of described control centre is the cooperation M2M terminal of the M2M terminal needing cooperation without the need to the M2M terminal cooperated, then specifically can comprise: control centre, according to the terminal attributive information of the cooperation M2M terminal of each feedback cooperation response message, specifies a M2M terminal without the need to cooperation to be the cooperation M2M terminal needing the M2M terminal cooperated each feedback in the cooperation M2M terminal of cooperation response message.Such as, control centre can according to the information about power of cooperation M2M terminal of each feedback cooperation response message, specify in the cooperation M2M terminal of each feedback cooperation response message one without the need to cooperation and the M2M terminal that dump energy is maximum is the cooperation M2M terminal of the M2M terminal needing cooperation; Control centre can also according to the cooperation M2M terminal of each feedback cooperation response message and the range information of M2M terminal needing cooperate, specify in the cooperation M2M terminal of each feedback cooperation response message one without the need to cooperation and distance needs the nearest M2M terminal of the M2M terminal of cooperation to be the cooperation M2M terminal of the M2M terminal that needs cooperate.
The schematic flow sheet of the method for a kind of M2M terminal cooperative transmission that Fig. 2 provides for the embodiment of the present invention two, as shown in Figure 2, described method can comprise the steps:
Step 201, network layer device receive control centre send be used to specify one without the need to cooperation M2M terminal be one need cooperation M2M terminal cooperation M2M terminal second cooperation instruction, described second cooperation instruction comprise described needs cooperate the terminal number of M2M terminal and the terminal number of described cooperation M2M terminal;
Step 202, described network layer device according to described second cooperation instruction be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource, to make described cooperation M2M terminal, the described data of the M2M terminal of cooperation that need by D2D resource acquisition are sent to described control centre.
The network layer device of the present embodiment is arranged in the network layer of Internet of Things, and network layer is made up of cellular communication systems such as GSM, UMTS, LTE in wireless access network.In embodiments of the present invention, network layer device is as the transmission medium between control centre and M2M terminal, when control centre determines that a certain M2M terminal needs to cooperate, can send to network layer device and be used to specify the second cooperation instruction that a M2M terminal without the need to cooperation is the cooperation M2M terminal of the M2M terminal of a needs cooperation, network layer device can also be the M2M terminal and the cooperation M2M terminal distribution D2D resource that need cooperation according to the second cooperation instruction received, the data of the M2M terminal cooperated by the needs by D2D resource acquisition to make cooperation M2M terminal send to described control centre.Concrete, described second cooperation instruction can comprise the terminal number of the M2M terminal of needs cooperation and the terminal number of cooperation M2M terminal.
In the present embodiment, the M2M terminal without the need to cooperation that is used to specify that network layer device sends according to control centre is a second cooperation instruction needing the cooperation M2M terminal of the M2M terminal of cooperation, thus for needing M2M terminal and the cooperation M2M terminal distribution D2D resource of cooperation, the data of the M2M terminal cooperated by the needs by D2D resource acquisition to make cooperation M2M terminal send to described control centre, thus realize Internet of Things control centre can correctly receive be in wireless signal cover not best placement M2M terminal send data.
Particularly, in the above-described embodiments, described network layer device is the M2M terminal and the cooperation M2M terminal distribution D2D resource that need cooperation according to the second cooperation instruction, specifically can comprise:
Network layer device is the M2M terminal and the cooperation M2M terminal assignments D2D data transmission resources that need cooperation, in the present embodiment, described D2D data transmission resources can be D2D data transmission frequencies or transmission time slot or transmitted codewords and through-put power or transmission time slot and transmission frequency etc.; And to needing the M2M terminal of cooperation and cooperation M2M terminal to send the 3rd cooperation instruction, described 3rd cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation, the terminal number of cooperation M2M terminal and D2D data transmission resources, the M2M terminal cooperated to make needs sends data, cooperation M2M terminal then based on the data that the M2M terminal of D2D data transmission resources reception needs cooperation sends based on D2D data transmission resources to cooperation M2M terminal, and then makes to cooperate M2M terminal by the data of network layer device to the M2M terminal of control centre's transmission needs cooperation.
The schematic flow sheet of the method for a kind of M2M terminal cooperative transmission that Fig. 3 provides for the embodiment of the present invention three, as shown in Figure 3, described method can comprise the steps:
Step 301, M2M terminal receive control centre by network layer device send for represent described M2M terminal be needs cooperation M2M terminal first cooperate instruction;
Step 302, the described M2M terminal of cooperation that needs, according to described first cooperation command broadcast cooperation help information, the cooperation response message receiving other M2M terminals and feed back according to described cooperation help information, specifies a M2M terminal without the need to cooperation in other M2M terminals described to be the described cooperation M2M terminal needing the M2M terminal cooperated to network layer device to make control centre;
Step 303, the described equipment needing the M2M terminal of cooperation to be distributed by described network layer device sends data to equipment D2D resource to described cooperation M2M terminal, to make described cooperation M2M terminal that the described data of the M2M terminal of cooperation that need are sent to described control centre, described D2D resource is described network layer device according to described assignment of allocation.
The M2M terminal of the present embodiment is arranged in the sensing layer of Internet of Things, and it is communicated to connect by network layer device and control centre.In embodiments of the present invention, the data of collection are sent to control centre by network layer device by M2M terminal, when the data that control centre does not receive the data of a certain M2M terminal transmission or a certain M2M terminal of reception are imperfect, then can think that this M2M terminal is in wireless signal and covers not good position, namely can determine that this M2M terminal needs cooperation, now, control centre sends the first cooperation instruction by network layer device to the M2M terminal that these needs cooperate, and described first cooperation instruction is for representing that this M2M terminal is the M2M terminal of needs cooperation.
When the first cooperation instruction needing the M2M terminal of cooperation to receive control centre's transmission, then according to the first cooperation command broadcast cooperation help information, make other M2M terminals can feed back cooperation response message according to cooperation help information to control centre, described cooperation response message can comprise the terminal number of the terminal number of the M2M terminal of needs cooperation, the cooperation M2M terminal of current feedback cooperation response message.With the cooperation response message making control centre's reception other M2M terminals each feed back according to described cooperation help information, and appointment one is the cooperation M2M terminal of the M2M terminal needing cooperation without the need to the M2M terminal cooperated in the cooperation M2M terminal of each feedback cooperation response message, and then send the second cooperation instruction to network layer device, described second cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation and the terminal number of cooperation M2M terminal, to make network layer device for needing M2M terminal and the cooperation M2M terminal distribution D2D resource of cooperation.The D2D resource needing the M2M terminal of cooperation then to be distributed by network layer device sends data to cooperation M2M terminal, makes cooperation M2M terminal by network layer device, the data of the M2M terminal needing cooperation can be sent to control centre.
In the present embodiment, the first cooperation instruction and broadcast collaboration help information that M2M terminal sends according to control centre, thus send data by the D2D resource that network layer device distributes to cooperation M2M terminal, the data of the M2M terminal needing cooperation can be sent to control centre by network layer device by the M2M terminal of making to cooperate, and correctly can receive to realize Internet of Things control centre the data being in M2M terminal that wireless signal covers not best placement and sending.
Further, described M2M terminal receive control centre by network layer device send for representing that described M2M terminal is that first of the M2M terminal of needs cooperation cooperates before instruction, can also comprise:
M2M terminal sends log-on message to control centre, and described log-on message comprises the terminal number of M2M terminal.In the present embodiment, after each M2M terminal powers on, first can send log-on message by network layer device to control centre, the log-on message that control centre then can send according to each M2M terminal carries out logic groups to M2M terminal, can comprise at least two M2M terminals respectively in each group; And then make control centre can send Data Collection instruction according at least two M2M terminals in a certain group of the logic groups to each M2M terminal, to make the M2M terminal in a certain group can according to Data Collection instruction return data.Thus avoid the pressure causing signaling and data to impact to network layer device because access network while of a large amount of M2M terminal sends data to control centre.
Particularly, in the above-described embodiments, the described D2D resource needing the M2M terminal of cooperation to be distributed by network layer device sends data to cooperation M2M terminal, specifically can comprise:
Described the 3rd cooperation instruction needing the M2M terminal of cooperation to receive network layer device transmission, described 3rd cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation, the terminal number of the M2M terminal of cooperating and D2D data transmission resources, and described D2D data transmission resources can be D2D data transmission frequencies or transmission time slot or transmitted codewords and through-put power or transmission time slot and transmission frequency etc.In the present embodiment, the cooperation response message that control centre feeds back according to the cooperation help information of other M2M terminals each to the M2M terminal needing cooperation, and specify a M2M terminal without the need to cooperation to be the cooperation M2M terminal needing the M2M terminal cooperated to network layer device, and sending the second cooperation instruction to network layer device, described second cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation and the terminal number of cooperation M2M terminal.Network layer device then sends the 3rd cooperation instruction according to the second cooperation instruction to needing the M2M terminal of cooperation and cooperation M2M terminal, the M2M terminal of cooperation is needed to receive the 3rd cooperation instruction, then send data according to the D2D data transmission resources carried in the 3rd cooperation instruction to cooperation M2M terminal, cooperation M2M terminal receives according to the D2D data transmission resources carried in the 3rd cooperation instruction the data needing the M2M terminal of cooperation to send, and sent to control centre by the data of network layer device by the M2M terminal needing cooperation.Such as, if the D2D data transmission resources carried in the 3rd cooperation instruction is D2D data transmission frequencies, then need the data that the M2M terminal that M2M terminal sends data according to D2D data transmission frequencies to cooperation M2M terminal, cooperation M2M terminal then receives needs cooperation according to D2D data transmission frequencies cooperated sends.
The structural representation of a kind of control centre that Fig. 4 provides for the embodiment of the present invention four, as shown in Figure 4, described control centre can comprise:
Receiver module 401, for receiving the data that at least two M2M terminals return;
For the data returned according at least two M2M terminals, cooperation determination module 402, determines that each M2M terminal is the need of cooperation;
Cooperation designated module 403, for specifying a M2M terminal without the need to cooperation to be the cooperation M2M terminal of M2M terminal needing cooperation to network layer device, is need the M2M terminal of cooperation and cooperation M2M terminal distribution equipment to equipment D2D resource to make network layer device;
Described receiver module 401 also for, receive the data of the M2M terminal of the needs cooperation that cooperation M2M terminal sends, described data are need the M2M terminal of cooperation to send to cooperation M2M terminal by the D2D resource that network layer device distributes.
Particularly, described cooperation determination module 402 specifically may be used for:
Respectively solution code check is carried out to the data that at least two M2M terminals return; If the data that M2M terminal returns are imperfect, then determine that a M2M terminal needs cooperation.
Further, described control centre can also comprise:
Sending module 404, for sending Data Collection instruction at least two M2M terminals, described Data Collection instruction is used for notice at least two M2M terminals and collects and return data;
Described cooperation determination module 402 specifically can also be used for: if receiver module 401 does not receive the data that a M2M terminal returns in Preset Time, then determine that a M2M terminal needs cooperation.
Particularly, described receiver module 401 can also be used for:
Receive the log-on message that at least two M2M terminals send, the log-on message of each M2M terminal comprises the terminal number of M2M terminal.
Further, described cooperation designated module 403 specifically can comprise:
First cooperation instruction sending unit 405, for sending the first cooperation instruction by network layer device to needing the M2M terminal of cooperation, the M2M terminal cooperated to make needs is according to the first cooperation command broadcast cooperation help information;
Cooperation response message receiving element 406, for receiving the cooperation response message of other M2M terminals each according to cooperation help information feedback, described cooperation response message comprises the terminal number of the terminal number of the M2M terminal of needs cooperation, the cooperation M2M terminal of current feedback cooperation response message;
Cooperation M2M terminal designating unit 407, be the cooperation M2M terminal of the M2M terminal needing cooperation without the need to the M2M terminal cooperated for appointment one in other M2M terminals each, and send the second cooperation instruction to network layer device, described second cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation and the terminal number of cooperation M2M terminal, to make network layer device for needing M2M terminal and the cooperation M2M terminal distribution D2D resource of cooperation.
Further, described cooperation response message specifically can also comprise the terminal attributive information of the cooperation M2M terminal of current feedback cooperation response message;
Described cooperation M2M terminal designating unit 407 specifically may be used for: according to the terminal attributive information of the cooperation M2M terminal of each feedback cooperation response message, specifies a M2M terminal without the need to cooperation to be the cooperation M2M terminal needing the M2M terminal cooperated each feedback in the cooperation M2M terminal of cooperation response message.
The control centre of the present embodiment may be used for the technical scheme performing embodiment of the method shown in Fig. 1, and it realizes principle and technique effect is similar, repeats no more herein.
The structural representation of a kind of network layer device that Fig. 5 provides for the embodiment of the present invention five, as shown in Figure 5, described network layer device can comprise:
Receiver module 501, the M2M terminal without the need to cooperation that is used to specify sent for receiving control centre is a second cooperation instruction needing the cooperation M2M terminal of the M2M terminal of cooperation, and described second cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation and the terminal number of cooperation M2M terminal;
Resource distribution module 502, for being need the M2M terminal of cooperation and cooperation M2M terminal distribution equipment to equipment D2D resource according to the second cooperation instruction, the data of the M2M terminal cooperated by the needs by D2D resource acquisition to make cooperation M2M terminal send to control centre.
Further, described resource distribution module 502 specifically can comprise:
Allocation units 503, for M2M terminal and cooperation M2M terminal assignments D2D data transmission resources for needing cooperation;
Transmitting element 504, for sending the 3rd cooperation instruction to the M2M terminal needing to cooperate and cooperation M2M terminal, described 3rd cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation, the terminal number of cooperation M2M terminal and D2D data transmission resources, and the M2M terminal cooperated to make needs sends data based on D2D data transmission resources, cooperation M2M terminal receives data based on D2D data transmission resources.
The network layer device of the present embodiment may be used for the technical scheme performing embodiment of the method shown in Fig. 2, and it realizes principle and technique effect is similar, repeats no more herein.
The structural representation of a kind of M2M terminal that Fig. 6 provides for the embodiment of the present invention six, as shown in Figure 6, described M2M terminal can comprise:
First receiver module 601, for receive control centre by network layer device send for represent M2M terminal be needs cooperation M2M terminal first cooperation instruction;
Broadcast module 602, for according to the first cooperation command broadcast cooperation help information, receive other M2M terminals according to the cooperation response message of cooperation help information feedback, the cooperation M2M terminal of to specify in other M2M terminals one the M2M terminal without the need to cooperation to be the M2M terminal needing cooperation to network layer device to make control centre;
First sending module 603, equipment for being distributed by network layer device sends data to equipment D2D resource to cooperation M2M terminal, to make cooperation M2M terminal send to control centre by needing the data of M2M terminal of cooperation, described D2D resource is network layer device according to assignment of allocation.
Further, described M2M terminal can also comprise:
Second sending module 604, for sending log-on message to control centre, described log-on message comprises the terminal number of M2M terminal;
Second receiver module 605, for receiving the Data Collection instruction that control centre sends;
Second sending module 604 can also be used for, according to Data Collection instruction acquisition data and to control centre's return data.
Further, described first receiver module 601 specifically can also be used for:
Receive the 3rd cooperation instruction that network layer device sends, described 3rd cooperation instruction comprises the terminal number of the M2M terminal of needs cooperation, the terminal number of cooperation M2M terminal and D2D data transmission resources;
First sending module 603 specifically can also be used for, and sends data based on D2D data transmission resources to cooperation M2M terminal.
The M2M terminal of the present embodiment may be used for the technical scheme performing embodiment of the method shown in Fig. 3, and it realizes principle and technique effect is similar, repeats no more herein.
The structural representation of the system of a kind of M2M terminal cooperative transmission that Fig. 7 provides for the embodiment of the present invention seven, as shown in Figure 7, described system can comprise: the M2M terminal 703 provided in the network layer device 702 provided in the embodiment that the control centre 701 provided in the embodiment that above-mentioned Fig. 4 is corresponding, above-mentioned Fig. 5 are corresponding and embodiment corresponding to above-mentioned Fig. 6, described control centre 701 is communicated to connect by network layer device 702 and described M2M terminal 703.Wherein, the detailed description of described control centre 701 can see the related content in embodiment corresponding to Fig. 4, the detailed description of described network layer device 702 can see the related content in embodiment corresponding to Fig. 5, the detailed description of described M2M terminal 703 see the related content in embodiment corresponding to Fig. 6, can repeat no more herein.
One of ordinary skill in the art will appreciate that: all or part of step realizing above-mentioned each embodiment of the method can have been come by the hardware that program command is relevant.Aforesaid program can be stored in a computer read/write memory medium.This program, when performing, performs the step comprising above-mentioned each embodiment of the method; And aforesaid storage medium comprises: ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (11)
1. a method for Machine To Machine M2M terminal cooperative transmission, is characterized in that, comprising:
Control centre receives the data that at least two M2M terminals return;
According to the data that described at least two M2M terminals return, described control centre determines that each M2M terminal is the need of cooperation;
If a M2M terminal at least two M2M terminals described in described control centre determines needs cooperation, then specify a M2M terminal without the need to cooperation to be the described cooperation M2M terminal of M2M terminal needing cooperation to network layer device, with make network layer device be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource;
Described control centre receives the described data needing the M2M terminal of cooperation that described cooperation M2M terminal sends, and described data are that the described M2M terminal of cooperation that needs sends to described cooperation M2M terminal by the D2D resource that described network layer device distributes;
Before the data that described control centre's reception at least two M2M terminals return, also comprise:
Described control centre sends Data Collection instruction to described at least two M2M terminals, and described Data Collection instruction is collected and return data at least two M2M terminals described in notifying;
According to the data that described at least two M2M terminals return, described control centre determines that each M2M terminal is the need of cooperation, is specially:
If described control centre does not receive the data that a M2M terminal returns in Preset Time, then determine that a described M2M terminal needs cooperation;
Described control centre also comprises before sending Data Collection instruction to described at least two M2M terminals:
The log-on message that described in described control centre receives, at least two M2M terminals send, the log-on message of each M2M terminal comprises the terminal number of described M2M terminal;
Describedly specify a M2M terminal without the need to cooperation to be the described cooperation M2M terminal of M2M terminal needing cooperation to network layer device, be specially:
Described control centre sends the first cooperation instruction by described network layer device to the described M2M terminal of cooperation that needs, to make the described M2M terminal of cooperation that needs according to described first cooperation command broadcast cooperation help information;
Described control centre receives the cooperation response message that other M2M terminals each are fed back according to described cooperation help information, and described cooperation response message comprises the terminal number of the terminal number of the M2M terminal of described needs cooperation, the cooperation M2M terminal of current feedback cooperation response message;
Described control centre specifies a M2M terminal without the need to cooperation to be the described cooperation M2M terminal needing the M2M terminal of cooperation in other M2M terminals each, and send the second cooperation instruction to network layer device, described second cooperation instruction comprises the terminal number of M2M terminal and the terminal number of described cooperation M2M terminal of the cooperation of described needs, is the M2M terminal of described needs cooperation and described cooperation M2M terminal distribution D2D resource to make network layer device.
2. method according to claim 1, is characterized in that, according to the data that described at least two M2M terminals return, described control centre determines that each M2M terminal is the need of cooperation, is specially:
Described control centre carries out solution code check respectively to the data that described at least two M2M terminals return;
If the data that M2M terminal returns are imperfect, then described control centre determines that a described M2M terminal needs cooperation.
3. a method for Machine To Machine M2M terminal cooperative transmission, is characterized in that, comprising:
M2M terminal receive control centre by network layer device send for represent described M2M terminal be needs cooperation M2M terminal first cooperate instruction;
The described M2M terminal of cooperation that needs, according to described first cooperation command broadcast cooperation help information, the cooperation response message receiving other M2M terminals and feed back according to described cooperation help information, specifies a M2M terminal without the need to cooperation in other M2M terminals described to be the described cooperation M2M terminal needing the M2M terminal cooperated to network layer device to make control centre;
The described equipment needing the M2M terminal of cooperation to be distributed by described network layer device sends data to equipment D2D resource to described cooperation M2M terminal, to make described cooperation M2M terminal that the described data of the M2M terminal of cooperation that need are sent to described control centre, described D2D resource is described network layer device according to described assignment of allocation.
4. method according to claim 3, is characterized in that, described M2M terminal receive control centre by network layer device send for representing that described M2M terminal is that first of the M2M terminal of needs cooperation cooperates before instruction, also comprise:
Described M2M terminal sends log-on message to control centre, and described log-on message comprises the terminal number of described M2M terminal;
Described M2M terminal receives the Data Collection instruction that described control centre sends, and returns described data according to described Data Collection instruction acquisition data to described control centre.
5. method according to claim 4, is characterized in that, the described D2D resource needing the M2M terminal of cooperation to be distributed by described network layer device sends data to described cooperation M2M terminal, specifically comprises:
The M2M terminal of described needs cooperation receives the 3rd cooperation instruction of described network layer device transmission, and described 3rd cooperation instruction comprises the terminal number of M2M terminal, the terminal number of described cooperation M2M terminal and the D2D data transmission resources that described needs cooperate;
The described M2M terminal of cooperation that needs sends data based on described D2D data transmission resources to described cooperation M2M terminal.
6. a control centre, is characterized in that, comprising:
Receiver module, for receiving the data that at least two M2M terminals return;
Cooperation determination module, the data for returning according to described at least two M2M terminals determine that each M2M terminal is the need of cooperation;
Cooperation designated module, for specifying a M2M terminal without the need to cooperation to be the described cooperation M2M terminal of M2M terminal needing cooperation to network layer device, with make network layer device be described need cooperation M2M terminal and described cooperation M2M terminal distribution equipment to equipment D2D resource;
Described receiver module also for, receive the described data needing the M2M terminal of cooperation that described cooperation M2M terminal sends, described data are that the described M2M terminal of cooperation that needs sends to described cooperation M2M terminal by the D2D resource that described network layer device distributes;
Sending module, for sending Data Collection instruction to described at least two M2M terminals, described Data Collection instruction is collected and return data at least two M2M terminals described in notifying;
Described cooperation determination module concrete also for: if described receiver module does not receive the data that a M2M terminal returns in Preset Time, then determine that a described M2M terminal needs cooperation;
Described receiver module also for:
The log-on message that described in reception, at least two M2M terminals send, the log-on message of each M2M terminal comprises the terminal number of described M2M terminal;
Described cooperation designated module comprises:
First cooperation instruction sending unit, for sending the first cooperation instruction by described network layer device to the described M2M terminal of cooperation that needs, to make the described M2M terminal of cooperation that needs according to described first cooperation command broadcast cooperation help information;
Cooperation response message receiving element, for receiving the cooperation response message that other M2M terminals each are fed back according to described cooperation help information, described cooperation response message comprises the terminal number of the terminal number of the M2M terminal of described needs cooperation, the cooperation M2M terminal of current feedback cooperation response message;
Cooperation M2M terminal designating unit, be the cooperation M2M terminal of the M2M terminal of described needs cooperation without the need to the M2M terminal cooperated for appointment one in other M2M terminals each, and send the second cooperation instruction to network layer device, described second cooperation instruction comprises the terminal number of M2M terminal and the terminal number of described cooperation M2M terminal of the cooperation of described needs, is the M2M terminal of described needs cooperation and described cooperation M2M terminal distribution D2D resource to make network layer device.
7. control centre according to claim 6, is characterized in that, described cooperation determination module specifically for:
Respectively solution code check is carried out to the data that described at least two M2M terminals return; If the data that M2M terminal returns are imperfect, then determine that a described M2M terminal needs cooperation.
8. a Machine To Machine M2M terminal, is characterized in that, comprising:
First receiver module, for receive control centre by network layer device send for represent described M2M terminal be needs cooperation M2M terminal first cooperation instruction;
Broadcast module, for according to described first cooperation command broadcast cooperation help information, the cooperation response message receiving other M2M terminals to make control centre and feed back according to described cooperation help information, a M2M terminal without the need to cooperation in other M2M terminals described is specified to be the described cooperation M2M terminal needing the M2M terminal cooperated to network layer device;
First sending module, equipment for being distributed by described network layer device sends data to equipment D2D resource to described cooperation M2M terminal, to make described cooperation M2M terminal that the described data of the M2M terminal of cooperation that need are sent to described control centre, described D2D resource is described network layer device according to described assignment of allocation.
9. terminal according to claim 8, is characterized in that, also comprises:
Second sending module, for sending log-on message to control centre, described log-on message comprises the terminal number of described M2M terminal;
Second receiver module, for receiving the Data Collection instruction that described control centre sends;
Described second sending module also for, return described data to described control centre according to described Data Collection instruction acquisition data.
10. terminal according to claim 9, is characterized in that, described first receiver module also for:
Receive the 3rd cooperation instruction that described network layer device sends, described 3rd cooperation instruction comprises the terminal number of M2M terminal, the terminal number of described cooperation M2M terminal and the D2D data transmission resources that described needs cooperate;
Described first sending module concrete also for, based on described D2D data transmission resources to described cooperation M2M terminal transmission data.
The system of 11. 1 kinds of Machine To Machine M2M terminal cooperative transmission, is characterized in that, comprising: the control centre as described in any one of claim 6 ~ 7, network layer device and the M2M terminal as described in any one of claim 8 ~ 10.
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| CN104066070B (en) * | 2013-03-20 | 2018-10-26 | 中兴通讯股份有限公司 | Terminal registration method, terminal find method, terminal and device |
| CN104105086B (en) * | 2013-04-11 | 2019-02-22 | 中兴通讯股份有限公司 | Close on selection method and device, the user registering method and device of service server |
| CN104244333B (en) | 2013-06-14 | 2018-08-17 | 华为技术有限公司 | A kind of terminal-to-terminal service D2D data transmission methods, apparatus and system |
| US9854399B2 (en) * | 2014-06-30 | 2017-12-26 | Huawei Technologies Co., Ltd. | Prose information transmission method, terminal, and communications device |
| WO2017029265A1 (en) | 2015-08-14 | 2017-02-23 | Telefonaktiebolaget Lm Ericsson (Publ) | System information broadcasting in a wireless network |
| WO2020191741A1 (en) | 2019-03-28 | 2020-10-01 | Oppo广东移动通信有限公司 | Connection management method and apparatus, computer device and storage medium |
| US20230052215A1 (en) * | 2020-02-05 | 2023-02-16 | Beijing Xiaomi Mobile Software Co., Ltd. | Communication method and apparatus |
| TWI825638B (en) * | 2022-03-28 | 2023-12-11 | 宏碁通信股份有限公司 | Smart meter control system with multi-communication protocol and control method thereof |
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