CN108270528A - A kind of business transmitting method - Google Patents
A kind of business transmitting method Download PDFInfo
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- CN108270528A CN108270528A CN201810040184.2A CN201810040184A CN108270528A CN 108270528 A CN108270528 A CN 108270528A CN 201810040184 A CN201810040184 A CN 201810040184A CN 108270528 A CN108270528 A CN 108270528A
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- data block
- transmission data
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- 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
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
- H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/022—Site diversity; Macro-diversity
- H04B7/026—Co-operative diversity, e.g. using fixed or mobile stations as relays
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0868—Hybrid systems, i.e. switching and combining
- H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
-
- 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
- H04L5/0014—Three-dimensional division
- H04L5/0016—Time-frequency-code
- H04L5/0019—Time-frequency-code in which one code is applied, as a temporal sequence, to all frequencies
-
- 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
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
-
- 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
- H04L5/0026—Division using four or more dimensions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides a kind of business transmitting method, includes the following steps：Step S1, the first communication node transmission reliability class information and location information give the second communication node；Step S2, the second communication node generate and send the first configuration information to the first communication node；Step S3, the first communication node send transmission data block；Step S4, the second communication node receive transmission data block, feed back and terminate if receiving successfully；Otherwise it generates the second configuration information and is sent to the first communication node；Step S5, the first communication node send transmission data block on the first sub- running time-frequency resource, and transmission transmission data block is repeated on the second sub- running time-frequency resource；Step S6, the second communication node receive transmission data block, feed back and terminate if receiving successfully；Otherwise the node set of third communication node is activated, the second communication node receives transmission data block using reception antenna set and node set joint.The present invention can effectively improve the service efficiency and reliability of network.
Description
Technical field
The present invention relates to a kind of wireless communication field more particularly to a kind of business transmitting methods.
Background technology
5G will meet diversified business demand of the people in various regions such as inhabitation, work, leisure and traffic, even if close
Collect residential quarter, office, stadium, outdoor rally, subway, through street, high ferro and wide area covering etc. with ultra high flux density,
Superelevation connection 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 various of the vertical industries such as industry, medical treatment, traffic
Change business demand, realize really " all things on earth interconnection ".
5G application scenarios can be divided into two major class, 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 power 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, the magnanimity machine communication including low rate（MMC,
Massive Machine Communication）The highly reliable machine communication with low time delay.The magnanimity machine of low rate is led to
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；For the highly reliable machine communication of low time delay, it 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
4.0th, car networking and robot etc., then, how to ensure reliable data transmission in Internet of Things, be urgently to be resolved hurrily at present ask
Topic.
Invention content
The technical problems to be solved by the invention are to need offer one kind that can overcome data transmission in existing machine communication
The problem of Reliability comparotive is poor, and then improve the business transmitting method of the service efficiency of network
In this regard, the present invention provides a kind of business transmitting method, include the following steps：
Step S1, the first communication node generation transmission data block, determines to transmit the biography according to the type of the transmission data block
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 generate the first configuration information according to the reliability step information, and by described the
One configuration information is sent to first communication node, 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 S3, after first communication node receives first configuration information, according to first spreading sequence length
It generates the first frequency expansion sequence and sends the transmission data block on first running time-frequency resource；
Step S4, second communication node from reception antenna Resource selection half reception antenna by receiving the transmission data
Block, if received successfully, the second communication node feedback reception successful information gives first communication node, and terminates；
If reception failure, second communication node generates the second configuration information, and second configuration information is sent to institute
The first communication node is stated, wherein, second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and spy
Reference signal transmission resources are surveyed, 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 S5, if first communication node receives second configuration information, first communication node according to
Second spreading sequence length generates the second frequency expansion sequence, and the transmission data are sent on the described first sub- running time-frequency resource
Block generates the second frequency expansion sequence according to second spreading sequence length, and repeats to send on the described second sub- running time-frequency resource
The transmission data block；
Step S6, second communication node use whole reception antennas in the reception 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
First communication node, and terminate；If reception failure, second communication node is according to first communication node
Location information is activated is less than X meters and the node set for including N number of third communication node from the first communication node air line distance,
Second communication node uses whole reception antennas and node set joint reception institute in the reception antenna set
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 first communication node, and is terminated；
Wherein, N is the integer more than 1, and X is the integer more than 10.
In the present invention, the reliability step information can carry out advance self-defined setting according to actual demand, 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 correspondence is adjustable.First spreading sequence length
Claim the length of the first frequency expansion sequence, be a kind of length of the frequency expansion sequence set, for being carried 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 frequency expansion sequence that the another kind of length can be set, 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
It is to be used to implement the reference information of detection to survey reference signal, is a standard signal pre-defined.
Further improvement of the present invention is, in the step S1, the reliability step, which includes at least, receives the biography
Grade of the bit error rate of defeated several piece less than 0.1 is less than 0.00001 grade to the bit error rate for receiving the transmission several piece.Namely
It says, pre-set reliability step, which includes at least, receives the bit error rate of the transmission several piece less than 0.1 grade and/or described
The bit error rate for transmitting several piece is less than 0.00001 grade.
Further improvement of the present invention is that second spreading sequence length is the Y of first spreading sequence length
Times, the time span of second running time-frequency resource is 2*Y times of the first running time-frequency resource time span, wherein, Y is more than 2
Integer.The purpose set in this way is that it is possible to effectively improve the successful receiving rate of the transmission data block.
Further improvement of the present invention is exist between the first sub- running time-frequency resource and the second sub- running time-frequency resource
Time slot, wherein, the time slot is more than 0.2 millisecond.In this way, by the first sub- running time-frequency resource in existence time gap 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.
Further improvement of the present invention is that the sounding reference signal transmission resources are located in the time slot, institute
It states the first communication node and sends detection reference signal in the time slot.
Further improvement of the present invention is, in the step S6, the selection reception institute from N number of third communication node
It states T third communication node of the detection reference signal quality more than -90dBm and receives first communication node in the described second son
The transmission data block sent on running time-frequency resource, wherein, T is the integer more than 1 and less than N, so ensure that transmission can
By performance.
Further improvement of the present invention is, if first communication node is sending the transmission data block 100ms
The feedback information whether second communication node is properly received the transmission data block is inside not received by, then described first is logical
Believe that node obtains corresponding with reliability step information predetermined resource by competitive way, and pass through the predetermined resource to
Second communication node sends the transmission data block, wherein, the predetermined resource for first communication node with it is described
The Internet resources that second communication 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 set according to actual needs.
Further improvement of the present invention is that the competitive way generates one for first communication node（0,1）It
Between random number, if the random number is more than 0.5, first communication node sends the biography using the predetermined resource
Transmission of data block.
Further improvement of the present invention is, in the step S6, second communication node uses the reception antenna
Whole reception antennas and node set joint in set receive the transmission sent on the second sub- running time-frequency resource
The process of data block is：The node set receives adopting for the transmission data block that is sent on the described second sub- running time-frequency resource
After sample signal, the sampled signal is sent to second communication node, second communication node is by the sampled signal
It is decoded after merging with the transmission data block that the reception antenna set receives.
Further improvement of the present invention is, if first communication node is sending the transmission data block 100ms
The feedback information whether second communication node is properly received the transmission data block is inside not received by, then described first is logical
Believe that node is sent by predetermined resource to second communication node transmission location reference signals and position reference request, described second
After communication node receives the positioning with reference to request, location reference signals are sent to first communication node, wherein, it is described
The Internet resources that predetermined resource is negotiated in advance for first communication node with second communication node.Likewise, here
There is provided this feedback thresholds of 100ms, can effectively avoid receiving unsuccessful drawback for a long time；The feedback threshold of the 100ms
It can be adjusted and set according to actual needs.
Compared with prior art, the beneficial effects of the present invention are：It is real by the first communication node and the second communication node
The business transmission of existing transmission data block and feedback after reception failure, match confidence by second communication node generation second
Breath, and second configuration information is sent to first communication node, expanded with this second spreading sequence length generation second
Frequency sequence, and the transmission data block is sent on the first sub- running time-frequency resource of the second configuration information, according to the described second spread spectrum
Sequence length generates the second frequency expansion sequence, and repeats on the described second sub- running time-frequency resource to send the transmission data block, and then
Realize secondary business transmission process；If reception failure again, second communication node is according to first communication section
The location information of point is activated is less than X meters and the node for including N number of third communication node from the first communication node air line distance
Set, second communication node is combined using whole reception antennas in the reception antenna set and the node set to be connect
The transmission data block sent on the described second sub- running time-frequency resource is received, until receiving successfully；Therefore, the present invention can be effectively
Overcome the problems, such as that data transmission credibility is poor in existing machine communication, and then increases substantially the service efficiency of network, it is full
The requirement of reliable data transmission in guarantee Internet of Things is needed in the 5th Generation Mobile Communication System of foot.
Description of the drawings
Fig. 1 is the workflow schematic diagram of an embodiment of the present invention；
Fig. 2 is the structure diagram of second running time-frequency resource of an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings, the preferably embodiment of the present invention is described in further detail.
As shown in Figure 1, this example provides a kind of business transmitting method, include the following steps：
Step S1, the first communication node generation transmission data block, determines to transmit the biography according to the type of the transmission data block
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 generate the first configuration information according to the reliability step information, and by described the
One configuration information is sent to first communication node, 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 S3, after first communication node receives first configuration information, according to first spreading sequence length
It generates the first frequency expansion sequence and sends the transmission data block on first running time-frequency resource；
Step S4, second communication node from reception antenna Resource selection half reception antenna by receiving the transmission data
Block, if received successfully, the second communication node feedback reception successful information gives first communication node, and terminates；
If reception failure, second communication node generates the second configuration information, and second configuration information is sent to institute
The first communication node is stated, wherein, second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and spy
Reference signal transmission resources are surveyed, 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 S5, if first communication node receives second configuration information, first communication node according to
Second spreading sequence length generates the second frequency expansion sequence, and the transmission data are sent on the described first sub- running time-frequency resource
Block generates the second frequency expansion sequence according to second spreading sequence length, and repeats to send on the described second sub- running time-frequency resource
The transmission data block；
Step S6, second communication node use whole reception antennas in the reception 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
First communication node, and terminate；If reception failure, second communication node is according to first communication node
Location information is activated is less than X meters and the node set for including N number of third communication node from the first communication node air line distance,
Second communication node uses whole reception antennas and node set joint reception institute in the reception antenna set
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 first communication node, and is terminated；
Wherein, N is the integer more than 1, and X is the integer more than 10；First communication node is preferably terminal, and the second communication node is excellent
Base station is selected as, 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, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are the integer more than or equal to 10.
Embodiment 2：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.Preferably, reliability step is included at least and is connect
The bit error rate for receiving transmission several piece is less than 0.1 grade, and the bit error rate for receiving transmission several piece is less than 0.00001 grade.For example, eventually
When holding to base station transmission enhancing mobile broadband data, 0.1 grade is less than using the bit error rate for receiving transmission several piece, terminal is to base
It stands the grade for when sending the highly reliable business of low time delay, the bit error rate for receiving transmission several piece being used to be less than 0.00001.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are the integer more than or equal to 10.
Embodiment 3：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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, second
Spreading sequence length is Y times of the first spreading sequence length, the frequency domain resource of the second running time-frequency resource and the first running time-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 be more than or equal to
2 integer, the advantage of doing so is that ensureing the success rate retransmitted as far as possible.
If terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are the integer more than or equal to 10.
Embodiment 4：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 schemed
Shown in 2, existence time gap between the first sub- running time-frequency resource and the second sub- running time-frequency resource, wherein, time slot is more than or equal to 0.2
Millisecond.
If terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are the integer more than or equal to 10.
Embodiment 5：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 schemed
Shown in 2, existence time gap between the first sub- running time-frequency resource and the second sub- running time-frequency resource, wherein, time slot is more than or equal to 0.2
Millisecond.Preferably, sounding reference signal transmission resources are located in time slot, and terminal can send detection reference in time slot
Signal.
If terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are the integer more than or equal to 10.
Embodiment 6：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 schemed
Shown in 2, existence time gap between the first sub- running time-frequency resource and the second sub- running time-frequency resource, wherein, time slot is more than or equal to 0.2
Millisecond.Preferably, sounding reference signal transmission resources are located in time slot, and terminal can send detection reference in time slot
Signal.
If terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, node
Set receives the detection reference signal that terminal is sent, and selection reception detection reference signal quality is big from N number of auxiliary reception base station
The transmission data block that reception terminal is sent on the second sub- running time-frequency resource in the T auxiliary reception base station of -90dBm, wherein, T is
More than or equal to the 1, integer less than or equal to N.If received successfully, base station feedback receives successful information to terminal, and flow terminates,
Wherein, N is the integer more than or equal to 1, and X is the integer more than or equal to 10.For example, it is connect with auxiliary of the terminal distance no more than 10 meters
Receive base station have 8, the energy for having 5 detection reference signals received in this 8 auxiliary reception base stations meets the requirements, then this 5
A auxiliary reception base station receives the transmission data block sent on the second sub- running time-frequency resource.
Embodiment 7：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are 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 obtains predetermined resource corresponding with reliability step by competitive way, and passes through predetermined resource to base
It stands and sends transmission data block again, wherein, predetermined resource is that base station is negotiated with terminal, and different reliability steps is corresponding
Predetermined resource is different.
Embodiment 8：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are 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 obtains predetermined resource corresponding with reliability step by competitive way, and passes through predetermined resource to base
It stands and sends transmission data block again, wherein, predetermined resource is that base station is negotiated with terminal, and different reliability steps is corresponding
Predetermined resource is different.Preferably, competitive way generates one for terminal（0,1）Between random number, if random number is more than or equal to
0.5, then terminal using predetermined resource send transmission data block.
Embodiment 9：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are the integer more than or equal to 10.Preferably, base station uses the whole reception antennas and set of node in reception antenna set
It closes the transmission data block sent on joint the second sub- running time-frequency resource of reception, in particular to base station individually decodes transmission data block, save
Point set individually decodes transmission data block.
Embodiment 10：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are the integer more than or equal to 10.Preferably, base station uses the whole reception antennas and set of node in reception antenna set
It closes the transmission data block sent on joint the second sub- running time-frequency resource of reception, in particular to base station individually decodes transmission data block, save
Point set individually decodes transmission data block.Preferably, base station uses the whole reception antennas and set of node in reception antenna set
It closes the transmission data block sent on joint the second sub- running time-frequency resource of reception, in particular to node set receives transmission data block
After sampled signal, sampled signal is sent to base station, after base station merges sampled signal with the transmission data block that oneself is received
It is decoded.
Embodiment 11：
Terminal generates transmission data block, is determined to send the corresponding reliability step of transmission data block according to the type of transmission data block
The location information of information, terminal transmission reliability class information and terminal is to base station.
Base station generates the first configuration information according to reliability step information, and the first configuration information is sent to terminal,
In, the first configuration information includes at least the first spreading sequence length and the first running time-frequency resource.
After terminal receives the first configuration information, the first frequency expansion sequence is generated at first according to the first spreading sequence length
Transmission data block is sent in frequency resource.
Base station from reception antenna group selection half antenna by receiving transmission data block, if received successfully, base station is anti-
Feedback receives successful information to terminal, and flow terminates；If reception failure, base station generates the second configuration information, and second is matched
Confidence breath is sent to terminal, wherein, the second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and detection
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 terminal receives the second configuration information, terminal generates the second frequency expansion sequence according to the second spreading sequence length
Transmission data block is sent on the first sub- running time-frequency resource, the second frequency expansion sequence is generated in the second son according to the second spreading sequence length
It repeats to send transmission data block on running time-frequency resource.
Base station receives transmission data block using whole reception antennas in reception antenna set on the first sub- running time-frequency resource,
If received successfully, base station feedback receives successful information to terminal, and flow terminates；If reception failure, base station is according to end
The location information at end is activated from the node set that includes N number of auxiliary reception base station of the terminal air line distance less than or equal to X meters, base station
The transmission sent on the second sub- running time-frequency resource is received using whole reception antennas in reception antenna set and node set joint
Data block, if received successfully, base station feedback receives successful information to terminal, and flow terminates, wherein, N is more than or equal to 1
Integer, X are 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 for terminal by predetermined resource to base station transmission location reference signals transmission request, 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, so that base station is allowed 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, it is impossible to assert
The specific implementation of the present invention is confined to these explanations.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, several simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (10)
1. a kind of business transmitting method, which is characterized in that include the following steps：
Step S1, the first communication node generation transmission data block, determines to transmit the biography according to the type of the transmission data block
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 generate the first configuration information according to the reliability step information, and by described the
One configuration information is sent to first communication node, 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 S3, after first communication node receives first configuration information, according to first spreading sequence length
It generates the first frequency expansion sequence and sends the transmission data block on first running time-frequency resource；
Step S4, second communication node from reception antenna Resource selection half reception antenna by receiving the transmission data
Block, if received successfully, the second communication node feedback reception successful information gives first communication node, and terminates；
If reception failure, second communication node generates the second configuration information, and second configuration information is sent to institute
The first communication node is stated, wherein, second configuration information includes at least the second spreading sequence length, the second running time-frequency resource and spy
Reference signal transmission resources are surveyed, 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 S5, if first communication node receives second configuration information, first communication node according to
Second spreading sequence length generates the second frequency expansion sequence, and the transmission data are sent on the described first sub- running time-frequency resource
Block generates the second frequency expansion sequence according to second spreading sequence length, and repeats to send on the described second sub- running time-frequency resource
The transmission data block；
Step S6, second communication node use whole reception antennas in the reception 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
First communication node, and terminate；If reception failure, second communication node is according to first communication node
Location information is activated is less than X meters and the node set for including N number of third communication node from the first communication node air line distance,
Second communication node uses whole reception antennas and node set joint reception institute in the reception antenna set
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 first communication node, and is terminated；
Wherein, N is the integer more than 1, and X is the integer more than 10.
2. business transmitting method according to claim 1, which is characterized in that in the step S1, the reliability step
It is less than including at least grade of the bit error rate of the transmission several piece less than 0.1 to the bit error rate for receiving the transmission several piece is received
0.00001 grade.
3. business transmitting method according to claim 1, which is characterized in that second spreading sequence length is described
Y times of one spreading sequence length, the time span of second running time-frequency resource are the 2*Y of the first running time-frequency resource time span
Times, wherein, Y is the integer more than 2.
4. according to the business transmitting method described in claims 1 to 3 any one, which is characterized in that first period of the day from 11 p.m. to 1 a.m frequency provides
Existence time gap between source and the second sub- running time-frequency resource, wherein, the time slot is more than 0.2 millisecond.
5. business transmitting method according to claim 4, which is characterized in that the sounding reference signal transmission resources are located at
In the time slot, first communication node sends detection reference signal in the time slot.
6. business transmitting method according to claim 5, which is characterized in that in the step S6, lead to from N number of third
Believe that it is logical to receive T third communication node reception described first of the detection reference signal quality more than -90dBm for selection in node
The transmission data block that letter node is sent on the described second sub- running time-frequency resource, wherein, T is the integer more than 1 and less than N.
7. according to the business transmitting method described in claims 1 to 3 any one, which is characterized in that if first communication
Node is not received by whether second communication node is properly received the transmission in the transmission transmission data block 100ms
The feedback information of data block, then first communication node is corresponding with the reliability step information by competitive way acquisition
Predetermined resource, and the transmission data block is sent to second communication node by the predetermined resource, wherein, it is described predetermined
The Internet resources that resource is negotiated in advance for first communication node with second communication node.
8. business transmitting method according to claim 7, which is characterized in that the competitive way is first communication section
Point generation one（0,1）Between random number, if the random number is more than 0.5, described in the first communication node use
Predetermined resource sends the transmission data block.
9. according to the business transmitting method described in claims 1 to 3 any one, which is characterized in that described in the step S6
Second communication node uses whole reception antennas in the reception antenna set and node set joint to receive described the
The process of the transmission data block sent on two sub- running time-frequency resources is：The node set receives second period of the day from 11 p.m. to 1 a.m frequency and provides
After the sampled signal of the transmission data block sent on source, the sampled signal is sent to second communication node, institute
State the second communication node the sampled signal is merged with the transmission data block that the reception antenna set receives it is laggard
Row decoding.
10. according to the business transmitting method described in claims 1 to 3 any one, which is characterized in that if first communication
Node is not received by whether second communication node is properly received the transmission in the transmission transmission data block 100ms
The feedback information of data block, then first communication node by predetermined resource to second communication node send positioning reference
Signal sends positioning with reference to request, after second communication node receives the positioning with reference to request, to the described first communication
Node sends location reference signals, wherein, the predetermined resource is pre- for first communication node and second communication node
The Internet resources first negotiated.
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| CN109547173A (en) * | 2018-12-21 | 2019-03-29 | 深圳职业技术学院 | The transmission method of information in a kind of Internet of Things |
| CN113891294A (en) * | 2021-10-20 | 2022-01-04 | 深圳信息职业技术学院 | Efficient Internet of things information sending method |
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