CN108462949B - A kind of business transmitting method based on group - Google Patents

A kind of business transmitting method based on group Download PDF

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Publication number
CN108462949B
CN108462949B CN201810040710.5A CN201810040710A CN108462949B CN 108462949 B CN108462949 B CN 108462949B CN 201810040710 A CN201810040710 A CN 201810040710A CN 108462949 B CN108462949 B CN 108462949B
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transmission
communication node
data block
transmission data
group
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CN108462949A (en
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赵杰
余菲
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Shenzhen Polytechnic
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Shenzhen Polytechnic
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H04L1/0005—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes applied to payload information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/08—User group management

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The present invention provides a kind of business transmitting method based on group, comprising the following steps: step S1, the first communication node transmission reliability class information and location information give the second communication node；Step S2 activates auxiliary transmission node, and it is constituted transmission group with the first communication node；Step S3, the second communication node generate and send the first configuration information to transmission group；Step S4, transmission group send transmission data block；Step S5, the second communication node receive transmission data block, feed back and terminate if receiving successfully；Otherwise it generates the second configuration information and sends it to transmission group；Step S6, transmission group send transmission data block on the first sub- running time-frequency resource and the second sub- running time-frequency resource；Step S7, the second communication node receive transmission data block, feed back and terminate if receiving successfully；Otherwise the node set of the second communication node activation third communication node, joint receive transmission data block.The present invention can effectively improve the service efficiency of network.

Description

A kind of business transmitting method based on group
Technical field
The present invention relates to a kind of wireless communication field more particularly to a kind of business transmitting methods based on group.
Background technique
5G will meet people in the diversified business demand in the various regions such as inhabitation, work, leisure and traffic, even if close Collect residential quarter, office, stadium, outdoor rally, subway, through street, high-speed rail and wide area covering etc. with ultra high flux density, Superelevation connects number density, the scene of ultrahigh-mobility feature, or user provides ultra high-definition video, virtual reality, enhancing The ultimate attainment business experiences such as reality, cloud desktop, game on line.At the same time, 5G will also penetrate into Internet of Things and various industries field, It is merged with industrial plants, Medical Instruments, vehicles even depth, effectively meets the multiplicity of the vertical industries such as industry, medical treatment, traffic Change business demand, realizes really " all things on earth interconnection ".
5G application scenarios can be divided into two major classes, i.e. mobile broadband (MBB, Mobile Broadband) and Internet of Things (IoT, Internet of Things).Wherein, the major technique demand of mobile broadband access is high capacity, provides high data Rate, to meet constantly increasing for data traffic requirement；Internet of Things is mainly by machine communication (MTC, Machine Type Communication) the driving of demand can be further divided into two types, magnanimity machine communication including low rate (MMC, Massive Machine Communication) and the highly reliable machine communication of low time delay.It is logical for the magnanimity machine of low rate Letter, the access of magnanimity node low rate, the data packet of transmission is usually smaller, and interval time can be relatively long, the cost of this kind of node It generally also can be very low with power consumption；The machine communication highly reliable for low time delay, is mainly directed towards real-time and reliability requirement compares High machine communication, such as real-time alert and real time monitoring etc..
And in the 5th Generation Mobile Communication System, the core scenario for needing most further investigation is exactly machine communication, such as industry 4.0, car networking and robot etc., then, how to guarantee reliable data transmission in Internet of Things, is urgently to be resolved at present ask Topic.
Summary of the invention
The technical problem to be solved by the present invention is to need to provide one kind data in existing machine communication can be overcome to transmit The problem of Reliability comparotive difference, and then improve the business transmitting method based on group of the service efficiency of network.
In this regard, the present invention provides a kind of business transmitting method based on group, comprising the following steps:
Step S1, the first communication node generate transmission data block, determine transmission institute according to the type of the transmission data block State the corresponding reliability step information of transmission data block, first communication node sends the reliability step information and described The location information of first communication node gives the second communication node；
Step S2, second communication node sends signaling according to the location information of first communication node, and then swashs The M auxiliary transmission node living with the first communication node distance lower than distance threshold and electricity greater than 80%, the M auxiliary Transmission node and first communication node is helped to constitute a transmission group, wherein M is the integer greater than 1；
Step S3, second communication node generate the first configuration information according to the reliability step information, and by institute It states the first configuration information and is sent to the transmission group, wherein it is long that first configuration information includes at least the first frequency expansion sequence Degree and the first running time-frequency resource；
Step S4, after the transmission group receives first configuration information, according to first spreading sequence length The first frequency expansion sequence is generated, and sends the transmission data block on first running time-frequency resource；
Step S5, second communication node select half receiving antenna for receiving the biography from receiving antenna set Transmission of data block, if received successfully, the second communication node feedback reception successful information gives the transmission group, and ties Beam；If reception failure, second communication node generates the second configuration information, and second configuration information is sent to The transmission group, wherein second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection Reference signal transmission resources, second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition；
Step S6, if the transmission group receives second configuration information, the transmission group is according to Second spreading sequence length generates the second frequency expansion sequence, and the transmission data block is sent on the described first sub- running time-frequency resource, and It repeats to send the transmission data block on the described second sub- running time-frequency resource；
Step S7, second communication node is using whole receiving antennas in the receiving antenna set described first The transmission data block is received on sub- running time-frequency resource, if received successfully, the second communication node feedback reception is successfully believed It ceases to the transmission group, and terminates；If reception failure, second communication node is according to first communication node Location information is activated from node set of the first communication node linear distance less than X meters and comprising N number of third communication node, Second communication node uses whole receiving antennas and node set joint in the receiving antenna set to receive institute The transmission data block sent on the second sub- running time-frequency resource is stated, until receiving successfully, then the second communication node feedback connects Successful information is received to the transmission group, and is terminated；
Wherein, N is the integer greater than 1, and X is the integer greater than 10.
In the present invention, the reliability step information can carry out preparatory customized setting according to actual needs, by institute The type and the reliability step information for stating transmission data block are correspondingly arranged in advance, convenient for according to different transmission data Block selects different reliability step information；Certainly, this corresponding relationship is adjustable.First spreading sequence length The length for claiming the first frequency expansion sequence is a kind of length of settable frequency expansion sequence, for carrying out to the first frequency expansion sequence of generation Length limitation；Second spreading sequence length is also referred to as the length of the second frequency expansion sequence, is difference and first frequency expansion sequence The length of the settable frequency expansion sequence of the another kind of length, for carrying out length limitation to the second frequency expansion sequence of generation.Described One sub- running time-frequency resource and the second sub- running time-frequency resource are running time-frequency resource, and the two is the child resource of the second running time-frequency resource.The spy Surveying reference signal is the reference information for realizing detection, is the standard signal pre-defined；The distance threshold is A distance range predetermined, value can be adjusted according to actual needs, and then controlled and communicated with described first Nodal distance recently and electricity greater than 80% M auxiliary transmission node selection.
A further improvement of the present invention is that the reliability step, which includes at least, receives the biography in the step S1 The bit error rate of defeated several piece is less than 0.1 grade to grade of the bit error rate less than 0.00001 for receiving the transmission several piece.Namely It says, pre-set reliability step includes at least the bit error rate for receiving the transmission several piece less than 0.1 grade and/or described Transmit grade of the bit error rate less than 0.00001 of several piece.
A further improvement of the present invention is that second spreading sequence length is the Y of first spreading sequence length Times, the frequency domain resource of second running time-frequency resource is identical as the first running time-frequency resource frequency domain resource, second running time-frequency resource Time span be 2*Y times of the first running time-frequency resource time span, wherein Y is the integer greater than 2.The mesh being arranged in this way Be that it is possible to effectively improve the successful receiving rate of the transmission data block.
A further improvement of the present invention is that existing between the first sub- running time-frequency resource and the second sub- running time-frequency resource Time slot, wherein the time slot is greater than 0.2 millisecond.In this way, by there are the sub- running time-frequency resource of the first of time slot and Data block described in second period of the day from 11 p.m. to 1 a.m frequency resource transmission, to improve the reliability of business transmission.
A further improvement of the present invention is that the sounding reference signal transmission resources are located in the time slot, institute It states transmission group and sends detection reference signal in the time slot.The purpose being arranged in this way is, guarantees detection with reference to letter It number can be successfully received.
A further improvement of the present invention is that the node set receives the detection reference signal, from N number of third Selection receives the T third communication node that the detection reference signal quality is greater than -90dBm in communication node, passes through the T Third communication node receives the transmission data block that first communication node is sent on the described second sub- running time-frequency resource, In, T is the integer greater than 1 and less than N.The purpose being arranged in this way is, real by signal quality preferably communication node as far as possible Existing data transmission, to improve its reliability.
A further improvement of the present invention is that if the transmission group does not have in the transmission transmission data block 100ms Have and receive the feedback information whether second communication node is properly received the transmission data block, then the transmission group is logical It crosses competitive way and obtains predetermined resource corresponding with the reliability step information, and pass through the predetermined resource to described second Communication node sends the transmission data block, wherein the predetermined resource is that first communication node is communicated with described second The Internet resources that node is negotiated in advance.
The present invention is provided with this feedback threshold of 100ms, can effectively avoid receiving unsuccessful drawback for a long time；It should The feedback threshold of 100ms can be adjusted and be arranged according to actual needs.
A further improvement of the present invention is that the competitive way be first communication node generate one (0,1) it Between random number, if the random number is greater than 0.5, first communication node sends the biography using the predetermined resource Transmission of data block.
A further improvement of the present invention is that second communication node uses the receiving antenna in the step S7 Whole receiving antennas and node set joint in set receive the transmission sent on the second sub- running time-frequency resource Data block, process are as follows: after the node set receives the sampled signal of the transmission data block, the sampled signal is sent out Give second communication node, second communication node is by the whole in the sampled signal and the receiving antenna set The transmission data block received by receiving antenna merges, and is then decoded to the data after merging.
A further improvement of the present invention is that if the transmission group does not have in the transmission transmission data block 100ms Have and receive the feedback information whether second communication node is properly received the transmission data block, then the transmission group is logical It crosses predetermined resource and sends positioning with reference to request to second communication node, second communication node receives the positioning ginseng After examining request, the first communication node of Xiang Suoshu sends location reference signals, wherein the predetermined resource is first communication section The Internet resources that point is negotiated in advance with second communication node.Likewise, it is also provided with this feedback threshold of 100ms here, It can effectively avoid receiving unsuccessful drawback for a long time；The feedback threshold of the 100ms can be adjusted according to actual needs And setting.
Compared with prior art, the beneficial effects of the present invention are: pass through M auxiliary transmission node and the first communication node A transmission group is constituted, the business transmission of transmission data block and anti-is then realized by transmission group and the second communication node Feedback generates the second configuration information by second communication node, and second configuration information is sent after reception failure To the transmission group, the second frequency expansion sequence is generated with this second spreading sequence length, in first period of the day from 11 p.m. to 1 a.m of the second configuration information The transmission data block is sent in frequency resource, and repeats to send the transmission data block on the described second sub- running time-frequency resource, into And realize secondary business transmission process；If reception failure again, second communication node is according to first communication The location information of node is activated from section of the first communication node linear distance less than X meters and comprising N number of third communication node Point set, then second communication node uses whole receiving antennas in the receiving antenna set and the node set Joint receives the transmission data block sent on the second sub- running time-frequency resource, until receiving successfully；Therefore, the present invention can Efficiently against the poor problem of data transmission credibility in existing machine communication, and then increase substantially the use effect of network Rate meets the requirement for needing to guarantee reliable data transmission in Internet of Things in the 5th Generation Mobile Communication System.
Detailed description of the invention
Fig. 1 is the workflow schematic diagram of an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of second running time-frequency resource of an embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawing, preferably embodiment of the invention is described in further detail.
As shown in Figure 1, this example provides a kind of business transmitting method based on group, comprising the following steps:
Step S1, the first communication node generate transmission data block, determine transmission institute according to the type of the transmission data block State the corresponding reliability step information of transmission data block, first communication node sends the reliability step information and described The location information of first communication node gives the second communication node；
Step S2, second communication node sends signaling according to the location information of first communication node, and then swashs The M auxiliary transmission node living with the first communication node distance lower than distance threshold and electricity greater than 80%, the M auxiliary Transmission node and first communication node is helped to constitute a transmission group, wherein M is the integer greater than 1；
Step S3, second communication node generate the first configuration information according to the reliability step information, and by institute It states the first configuration information and is sent to the transmission group, wherein it is long that first configuration information includes at least the first frequency expansion sequence Degree and the first running time-frequency resource；
Step S4, after the transmission group receives first configuration information, according to first spreading sequence length The first frequency expansion sequence is generated, and sends the transmission data block on first running time-frequency resource；
Step S5, second communication node select half receiving antenna for receiving the biography from receiving antenna set Transmission of data block, if received successfully, the second communication node feedback reception successful information gives the transmission group, and ties Beam；If reception failure, second communication node generates the second configuration information, and second configuration information is sent to The transmission group, wherein second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection Reference signal transmission resources, second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition；
Step S6, if the transmission group receives second configuration information, the transmission group is according to Second spreading sequence length generates the second frequency expansion sequence, and the transmission data block is sent on the described first sub- running time-frequency resource, and It repeats to send the transmission data block on the described second sub- running time-frequency resource；
Step S7, second communication node is using whole receiving antennas in the receiving antenna set described first The transmission data block is received on sub- running time-frequency resource, if received successfully, the second communication node feedback reception is successfully believed It ceases to the transmission group, and terminates；If reception failure, second communication node is according to first communication node Location information is activated from node set of the first communication node linear distance less than X meters and comprising N number of third communication node, Second communication node uses whole receiving antennas and node set joint in the receiving antenna set to receive institute The transmission data block sent on the second sub- running time-frequency resource is stated, until receiving successfully, then the second communication node feedback connects Successful information is received to the transmission group, and is terminated；
Wherein, N is the integer greater than 1, and X is the integer greater than 10；First communication node is preferably terminal, the second communication section Point is preferably base station, and third communication node is preferably auxiliary reception base station.
More specifically, this example is described in detail various preferred embodiments by the following examples.
Embodiment 1:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
Embodiment 2:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.For example, terminal is sent to base station When enhancing mobile broadband data, grade of the bit error rate less than 0.1 for receiving transmission several piece can be used, terminal sends low to base station When the highly reliable business of time delay, grade of the bit error rate less than 0.00001 for receiving transmission several piece can be used.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
Embodiment 3:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition. Preferably, the second spreading sequence length is Y times of the first spreading sequence length, when the frequency domain resource of the second running time-frequency resource is with first Frequency resource frequency domain resource is identical, and the time span of the second running time-frequency resource is 2*Y times of the first running time-frequency resource time span, wherein Y For the integer more than or equal to 2, the advantage of doing so is that guaranteeing the success rate retransmitted as far as possible.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
Embodiment 4:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition. Preferably, as shown in Fig. 2, there are time slots between the first sub- running time-frequency resource and the second sub- running time-frequency resource, wherein time slot More than or equal to 0.2 millisecond.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
Embodiment 5:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition. Preferably, as shown in Fig. 2, there are time slots between the first sub- running time-frequency resource and the second sub- running time-frequency resource, wherein time slot More than or equal to 0.2 millisecond.Preferably, sounding reference signal transmission resources are located in time slot, and transmission group can be between the time Detection reference signal is sent in gap.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
Embodiment 6:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition. Preferably, as shown in Fig. 2, there are time slots between the first sub- running time-frequency resource and the second sub- running time-frequency resource, wherein time slot More than or equal to 0.2 millisecond.Preferably, sounding reference signal transmission resources are located in time slot, and terminal can be in time slot Send detection reference signal.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.For example, having 8 with auxiliary reception base station of the terminal distance no more than 10 meters It is a, there is the energy of 5 detection reference signals received to meet the requirements in this 8 auxiliary reception base stations, then this 5 auxiliary receptions Base station receives the transmission data block sent on the second sub- running time-frequency resource.
Embodiment 7:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
If transmission group is not received by whether base station is properly received transmission data in transmission transmission data block 100ms The feedback information of block, then terminal obtains predetermined resource corresponding with reliability step by competitive way, and passes through predetermined resource Transmission data block is sent again to base station, wherein predetermined resource is that base station and terminal are negotiated, different reliability steps pair The predetermined resource answered is different.
Embodiment 8:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
If transmission group is not received by whether base station is properly received transmission data in transmission transmission data block 100ms The feedback information of block, then terminal obtains predetermined resource corresponding with reliability step by competitive way, and passes through predetermined resource Transmission data block is sent again to base station, wherein predetermined resource is that base station and terminal are negotiated, different reliability steps pair The predetermined resource answered is different.Preferably, competitive way is that terminal generates random number between one (0,1), if random number is greater than Equal to 0.5, then terminal can be used predetermined resource and send transmission data block.
Embodiment 9:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.Preferably, base station uses whole receiving antennas in receiving antenna set Combine the transmission data block sent on the second sub- running time-frequency resource of reception with node set, in particular to base station individually decodes transmission number According to block, node set individually decodes transmission data block.
Embodiment 10:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.Preferably, base station uses whole receiving antennas in receiving antenna set Combine the transmission data block sent on the second sub- running time-frequency resource of reception with node set, in particular to node set receives transmission After the sampled signal of data block, sampled signal is sent to base station, the transmission data that base station receives sampled signal with oneself It is decoded after merged block.
Embodiment 11:
Terminal generates transmission data block, determined according to the type of transmission data block transmit that the transmission data block is corresponding can By property class information, the location information of terminal transmission reliability class information and terminal is to base station.
Base station sends signaling according to the location information of terminal and activates and electricity nearest with terminal distance auxiliary greater than 80% M Transmission node is helped, M auxiliary transmission node and terminal constitute a transmission group, wherein M is the integer more than or equal to 1, auxiliary The number of transmission node and the bit number of transmission data block are related, if bit number is more than or equal to 10, M and is less than or equal to 6；If Bit number is more than or equal to 100, then M is less than or equal to 3.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to transmission group Group, wherein first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After transmission group receives the first configuration information, the first frequency expansion sequence is generated the according to the first spreading sequence length Transmission data block is sent on one running time-frequency resource.Preferably, transmission data block is shared to transmission group by terminal, can by wired or Wireless mode is realized.
Base station is by receiving transmission data block from receiving antenna Resource selection half antenna, if received successfully, base station Feedback reception successful information terminates to transmission group, process；If reception failure, base station generates the second configuration information, and will Second configuration information is sent to transmission group, wherein the second configuration information includes at least the second spreading sequence length, the second time-frequency Resource and sounding reference signal transmission resources, the second running time-frequency resource is by the first sub- running time-frequency resource and the second period of the day from 11 p.m. to 1 a.m frequency resource composition.
If transmission group receives the second configuration information, transmission group generates second according to the second spreading sequence length Frequency expansion sequence sends transmission data block on the first sub- running time-frequency resource, generates the second frequency expansion sequence according to the second spreading sequence length It repeats to send transmission data block on the second sub- running time-frequency resource.
Base station receives transmission data block on the first sub- running time-frequency resource using whole receiving antennas in receiving antenna set, If received successfully, base station feedback receives successful information to transmission group, and process terminates；If reception failure, base station root The node set comprising N number of auxiliary reception node from terminal linear distance less than or equal to X meters is activated according to the location information of terminal, Base station using in receiving antenna set whole receiving antennas and node set joint receive and sent on the second sub- running time-frequency resource Transmission data block, if received successfully, base station feedback receives successful information to transmission group, and process terminates, wherein N is big In the integer for being equal to 1, X is the integer more than or equal to 10.
If terminal is not received by whether base station is properly received transmission data block in transmission transmission data block 100ms Feedback information, then terminal sends location reference signals to base station by predetermined resource and sends request, and base station receives positioning reference After request, location reference signals are sent to terminal, terminal redefines the position of oneself based on location reference signals, and to base station Feedback position information, to allow base station to re-start data transmission, wherein predetermined resource is that base station and terminal are negotiated.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that Specific implementation of the invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, exist Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to of the invention Protection scope.

Claims (10)

1. a kind of business transmitting method based on group, which comprises the following steps:
Step S1, the first communication node generate transmission data block, are determined according to the type of the transmission data block and transmit the biography The corresponding reliability step information of transmission of data block, first communication node send the reliability step information and described first The location information of communication node gives the second communication node；
Step S2, second communication node according to the location information of first communication node send signaling, and then activate with The first communication node distance is greater than 80% M auxiliary transmission node lower than distance threshold and electricity, and the M auxiliary passes Defeated node and first communication node constitute a transmission group, wherein M is the integer greater than 1；
Step S3, second communication node generate the first configuration information according to the reliability step information, and by described the One configuration information is sent to the transmission group, wherein first configuration information include at least the first spreading sequence length and First running time-frequency resource；
Step S4 after the transmission group receives first configuration information, is generated according to first spreading sequence length First frequency expansion sequence, and the transmission data block is sent on first running time-frequency resource；
Step S5, second communication node select the receiving antenna for accounting for the half of antenna total quantity to use from receiving antenna set In receiving the transmission data block, if received successfully, the second communication node feedback reception successful information gives the biography Defeated group, and terminate；If reception failure, second communication node generates the second configuration information, and described second is matched Confidence breath is sent to the transmission group, wherein when second configuration information includes at least the second spreading sequence length, second Frequency resource and sounding reference signal transmission resources, second running time-frequency resource is by the first sub- running time-frequency resource and the second sub- running time-frequency resource It constitutes；
Step S6, if the transmission group receives second configuration information, the transmission group is according to described second Spreading sequence length generates the second frequency expansion sequence, the transmission data block is sent on the described first sub- running time-frequency resource, and in institute It states and repeats to send the transmission data block on the second sub- running time-frequency resource；
Step S7, second communication node is using whole receiving antennas in the receiving antenna set in first period of the day from 11 p.m. to 1 a.m The transmission data block is received in frequency resource, if received successfully, the second communication node feedback reception successful information is given The transmission group, and terminate；If reception failure, second communication node is according to the position of first communication node Information activation is described from node set of the first communication node linear distance less than X meters and comprising N number of third communication node Second communication node using in the receiving antenna set whole receiving antennas and node set joint receive described the The transmission data block sent on two sub- running time-frequency resources, until receiving successfully, then the second communication node feedback reception at Function information gives the transmission group, and terminates；
Wherein, N is the integer greater than 1, and X is the integer greater than 10.
2. the business transmitting method according to claim 1 based on group, which is characterized in that described in the step S1 Reliability step includes at least the bit error rate for receiving the transmission several piece less than 0.1 grade and/or receives the transmission several piece Grade of the bit error rate less than 0.00001.
3. the business transmitting method according to claim 1 based on group, which is characterized in that second frequency expansion sequence is long Degree is Y times of first spreading sequence length, the frequency domain resource of second running time-frequency resource and first running time-frequency resource frequency Domain resource is identical, and the time span of second running time-frequency resource is 2*Y times of the first running time-frequency resource time span, wherein Y For the integer greater than 2.
4. according to claim 1 to described in 3 any one based on the business transmitting method of group, which is characterized in that described There are time slots between one sub- running time-frequency resource and the second sub- running time-frequency resource, wherein the time slot is greater than 0.2 milli Second.
5. the business transmitting method according to claim 4 based on group, which is characterized in that the detection reference signal passes Defeated resource is located in the time slot, and the transmission group sends detection reference signal in the time slot.
6. the business transmitting method according to claim 5 based on group, which is characterized in that the node set receives institute Detection reference signal is stated, selection receives the detection reference signal quality greater than -90dBm from N number of third communication node T third communication node, first communication node is received in second period of the day from 11 p.m. to 1 a.m frequency by the T third communication node The transmission data block sent in resource, wherein T is the integer greater than 1 and less than N.
7. according to claim 1 to described in 3 any one based on the business transmitting method of group, which is characterized in that if institute It states transmission group and is not received by whether second communication node is properly received institute in the transmission transmission data block 100ms The feedback information of transmission data block is stated, then the transmission group is obtained corresponding with the reliability step information by competitive way Predetermined resource, and the transmission data block is sent to second communication node by the predetermined resource, wherein described pre- Determining resource is the Internet resources that first communication node and second communication node are negotiated in advance.
8. the business transmitting method according to claim 7 based on group, which is characterized in that the competitive way is described First communication node generates the random number between one (0,1), if the random number is greater than 0.5, first communication section Point sends the transmission data block using the predetermined resource.
9. according to claim 1 to described in 3 any one based on the business transmitting method of group, which is characterized in that the step In rapid S7, second communication node uses the whole receiving antennas and node set joint in the receiving antenna set Receive the transmission data block sent on the described second sub- running time-frequency resource, process are as follows: the node set receives described After the sampled signal of transmission data block, the sampled signal is sent to second communication node, second communication node The transmission data block received by whole receiving antennas in the sampled signal and the receiving antenna set is carried out Merge, then the data after merging are decoded.
10. according to claim 1 to described in 3 any one based on the business transmitting method of group, which is characterized in that if institute It states transmission group and is not received by whether second communication node is properly received institute in the transmission transmission data block 100ms The feedback information of transmission data block is stated, then the transmission group sends positioning ginseng to second communication node by predetermined resource Request is examined, after second communication node receives the positioning with reference to request, the first communication node of Xiang Suoshu sends positioning ginseng Examine signal, wherein the predetermined resource is that the network that first communication node and second communication node are negotiated in advance provides Source.
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