CN110225551A - A kind of terminal and system of RB grades of re-transmission - Google Patents

A kind of terminal and system of RB grades of re-transmission Download PDF

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Publication number
CN110225551A
CN110225551A CN201910547272.6A CN201910547272A CN110225551A CN 110225551 A CN110225551 A CN 110225551A CN 201910547272 A CN201910547272 A CN 201910547272A CN 110225551 A CN110225551 A CN 110225551A
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Prior art keywords
transmission
parsing
module
terminal
base station
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Granted
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CN201910547272.6A
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CN110225551B (en
Inventor
卜智勇
谌晓清
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Shanghai Hanxun Information Technology Co ltd
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Chengdu Zhongke Micro Information Technology Research Institute Co Ltd
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Priority to CN201910547272.6A priority Critical patent/CN110225551B/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/12Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16Arrangements 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
    • H04L1/18Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1867Arrangements specially adapted for the transmitter end
    • H04L1/1893Physical mapping arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic management; Network resource management
    • H04W28/02Traffic management, e.g. flow control or congestion control
    • H04W28/04Error control
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality

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

Abstract

The terminal and system retransmitted the invention discloses a kind of RB grades, the terminal includes: third data resolution module, for parsing the data of eating dishes without rice or wine of base station transmission;If parsing is unsuccessful, by the reporting position transmission module for the RB being disturbed;Digital transmission module generates for the position according to the RB being disturbed and retransmits RB notification information, and be sent to base station for RB notification information is retransmitted;Second retransmission module carries out re-transmission RB for receiving after base station retransmits RB notification information;The data of the RB of re-transmission and last transmission are carried out joint parsing after receiving the RB that base station retransmits by the 4th data resolution module;If joint successfully resolved, by joint parsing as a result, and last parsing as a result, reporting digital transmission module with a complete data packet.The present invention only retransmits the RB being disturbed, and avoids the re-transmission for data packet of entirely eating dishes without rice or wine, has saved interface-free resources.

Description

A kind of terminal and system of RB grades of re-transmission
Technical field
The present invention relates to field of communication technology, the especially a kind of terminal and system of RB grades of re-transmission.
Background technique
In present State Grid's communication system, it is the communication equipment based on radio station that wireless communication is mostly, electric system just according to Ensure the communication of electric system, by these radio station to safeguard the safe operation of national grid.State Grid's system also positive group simultaneously In current broadband system, the communication system of new generation of State Grid is planned.
This results in national grid within following a period of time, and radio station and the new generation broadband communication technology coexist, and by In advantages such as the exclusive secrecy in radio station, in view of national grid to the importance of national security, this trend duration also compares It is long.
Currently, national grid has used RB bandwidth to use bandwidth consistent with radio station, while interference is realized using frequency modulation technology Randomization, code block packet retransmissions present or base station period measurement receive the RB of interference, and (RB is by radio station by the RB for receiving interference Using) notice terminal, it avoids realizing in broadband connections using technologies such as the RB by eating dishes without rice or wine, evades and eated dishes without rice or wine to provide by what radio station used It eats dishes without rice or wine to interfere caused by broadband in source.
These technologies make moderate progress really on certain effect, but bring bigger side effect.Interference randomization Afterwards, the mcs that eats dishes without rice or wine of entire RB resource used by a user is caused to select rank relatively low;Code block packet retransmissions present causes to retransmit code block group, deposit The wasting of resources the case where.
Summary of the invention
The technical problems to be solved by the present invention are: in view of the above problems, providing a kind of terminal of RB grades of re-transmission And system.
A kind of terminal of RB grades of re-transmissions provided by the invention, comprising:
Third data resolution module, for parsing the data of eating dishes without rice or wine of base station transmission, in the data of eating dishes without rice or wine that parsing base station is sent In the process, it detects each RB to eat dishes without rice or wine to interfere, and records the RB being disturbed;If parsing is unsuccessful, by the position for the RB being disturbed It sets and reports transmission module;
Digital transmission module generates for the position according to the RB being disturbed and retransmits RB notification information, and will retransmit RB notice letter Breath is sent to base station;
Second retransmission module carries out re-transmission RB for receiving after base station retransmits RB notification information;
4th data resolution module, after receiving the RB that base station retransmits, by the RB of re-transmission and the number of last transmission According to carrying out joint parsing;If joint successfully resolved, by joint parsing as a result, and last parsing as a result, with one Complete data packet reports digital transmission module.
Further, if the third data resolution module successfully resolved, the data that will directly eat dishes without rice or wine report digital transmission module.
Further, the digital transmission module is sent to base station for RB notification information is retransmitted by MCE.
Further, in the re-transmission RB notification information, comprising the location information for the RB being disturbed.
Further, when second retransmission module carries out RB re-transmission, according in the re-transmission RB notification information of base station transmission The location information for the RB being disturbed for including, and the RB resource that re-transmission RB is used are tactful relative to the position of authorization interface-free resources Carry out re-transmission RB
Further, when second retransmission module carries out RB re-transmission, according to the channel quality of authorization interface-free resources, adjustment Transmission power retransmits used RB resource.
The system retransmitted the present invention also provides a kind of RB grades, comprising: the terminal of base station and the re-transmission of RB grade.
Further, the base station includes:
First data resolution module, for parsing the data of eating dishes without rice or wine of terminal transmission, in the data of eating dishes without rice or wine that parsing terminal is sent In the process, it detects each RB to eat dishes without rice or wine to interfere, and records the RB being disturbed;If parsing is unsuccessful, by the position for the RB being disturbed It sets and reports transmission module;
Transmission module generates for the position according to the RB being disturbed and retransmits RB notification information, and will retransmit RB notice letter Breath is sent to terminal;
First retransmission module carries out re-transmission RB for receiving after terminal retransmits RB notification information;
Second data resolution module, after receiving the RB that terminal retransmits, by the RB of re-transmission and the number of last transmission According to carrying out joint parsing;If joint successfully resolved, by joint parsing as a result, and last parsing as a result, with one Complete data packet reports transmission module.
Further, when first retransmission module retransmits RB, include according in the re-transmission RB notification information of base station transmission The location information of the RB being disturbed carry out re-transmission RB.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, the present invention only retransmits the RB resource being disturbed, and avoids the re-transmission for data of entirely eating dishes without rice or wine, has saved sky Mouth resource, and the frequency modulation technology in radio station has sufficiently been adapted to, evade interference brought by the frequency modulation of radio station.
2, the present invention realizes new biography and retransmits and can carry out simultaneously, can ensure the throughput of eating dishes without rice or wine of data.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other relevant attached drawings.
Fig. 1 is structural block diagram of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not For limiting the present invention, i.e., described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is logical The component for the embodiment of the present invention being often described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations. Therefore, claimed invention is not intended to limit to the detailed description of the embodiment of the present invention provided in the accompanying drawings below Range, but be merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art are not having Every other embodiment obtained under the premise of creative work is made, shall fall within the protection scope of the present invention.
Feature and performance of the invention are described in further detail with reference to embodiments.
As shown in Figure 1, a kind of base station of RB grades of re-transmissions provided in this embodiment, for carrying out data transmission with terminal, shape The system retransmitted at a kind of RB grades.That is, the system of the RB grades of re-transmission, including base station and terminal;
Wherein, the base station includes:
First data resolution module, for parsing the data of eating dishes without rice or wine of terminal transmission, in the data of eating dishes without rice or wine that parsing terminal is sent In the process, it detects each RB to eat dishes without rice or wine to interfere, and records the RB being disturbed;If parsing is unsuccessful, by the position for the RB being disturbed It sets and reports transmission module;On the other hand, if successfully resolved, the data that will directly eat dishes without rice or wine report transmission module.
Transmission module generates for the position according to the RB being disturbed and retransmits RB notification information, and will retransmit RB notice letter Breath is sent to terminal;In the present embodiment, transmission module passes through DCI (Downlink Control Information, downlink control Information processed) or MCE (MACControl Element, MAC control element) by retransmit RB notification information be sent to terminal.
First retransmission module carries out re-transmission RB for receiving after terminal retransmits RB notification information.
Second data resolution module, after receiving the RB that terminal retransmits, by the RB of re-transmission and the number of last transmission According to carrying out joint parsing;If joint successfully resolved, by joint parsing as a result, and last parsing as a result, with one Complete data packet reports transmission module.
Wherein, the terminal includes:
Third data resolution module, for parsing the data of eating dishes without rice or wine of base station transmission, in the data of eating dishes without rice or wine that parsing base station is sent In the process, it detects each RB to eat dishes without rice or wine to interfere, and records the RB being disturbed;If parsing is unsuccessful, by the position for the RB being disturbed It sets and reports digital transmission module;On the other hand, if successfully resolved, the data that will directly eat dishes without rice or wine report digital transmission module.
Digital transmission module generates for the position according to the RB being disturbed and retransmits RB notification information, and will retransmit RB notice letter Breath is sent to base station;In the present embodiment, digital transmission module will be weighed by MCE (MACControl Element, MAC control element) It passes RB notification information and is sent to base station.
Second retransmission module carries out re-transmission RB for receiving after base station retransmits RB notification information.
4th data resolution module, after receiving the RB that base station retransmits, by the RB of re-transmission and the number of last transmission According to carrying out joint parsing;If joint successfully resolved, by joint parsing as a result, and last parsing as a result, with one Complete data packet reports digital transmission module.
Above-mentioned base station and terminal only carries out the RB resource being disturbed if parsing eats dishes without rice or wine have the RB being disturbed in data It retransmits, avoids the re-transmission for data of entirely eating dishes without rice or wine, saved interface-free resources.
By above-mentioned it is found that the function of the base station and terminal is roughly the same in the system that RB grade of the invention retransmits.? In the present embodiment, for base station and terminal, when data are eated dishes without rice or wine in transmission, the channel quality by authorization of eating dishes without rice or wine is influenced, It, can be according to awarding when first retransmission module and the second retransmission module carry out RB re-transmission in order to guarantee the quality of the RB retransmitted The channel quality of interface-free resources is weighed, transmission power is adjusted or retransmits used RB resource.
Unlike the base station and terminal:
The digital transmission module of terminal is into the re-transmission RB notification information that base station is transmitted only comprising the position for the RB being disturbed;And base The transmission module stood is into the re-transmission RB notification information of terminal transmission, comprising the location information for the RB being disturbed, and retransmits RB Position strategy of the RB resource used relative to authorization interface-free resources.That is the data of eating dishes without rice or wine of base station receiving terminal need terminal to retransmit When RB, determines that the RB resource that re-transmission RB is used is tactful relative to the position of authorization interface-free resources by base station, arrange to retransmit RB with this For several RB before the position for the RB being currently disturbed, or several rear RB or several each RB of front and back or other positions RB.That is, including according in the re-transmission RB notification information of terminal transmission when first retransmission module carries out RB re-transmission The location information for the RB being disturbed carries out re-transmission RB.And second retransmission module is when carrying out RB re-transmission, according to the RB being disturbed Location information, and retransmit the RB resource that uses of RB and carry out re-transmission RB relative to the position strategy of authorization interface-free resources.
It should be noted that in practical applications, the first data resolution module and the second data resolution module can be two A processing unit having data processing function is also possible to same processing unit having data processing function.Similarly, third Data resolution module and the 4th data resolution module can be two processing units having data processing function, be also possible to same One processing unit having data processing function, major function are all the data of eating dishes without rice or wine that receive of parsing, and the present invention is by its area It is divided into " first ", " second ", " third ", " the 4th " merely to the process for retransmitting RB is better described.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (9)

1. a kind of terminal of RB grades of re-transmission characterized by comprising
Third data resolution module, for parsing the data of eating dishes without rice or wine of base station transmission, in the data procedures of eating dishes without rice or wine that parsing base station is sent In, it detects each RB and eats dishes without rice or wine to interfere, and record the RB being disturbed;It, will be on the position for the RB that be disturbed if parsing is unsuccessful Report transmission module;
Digital transmission module generates for the position according to the RB being disturbed and retransmits RB notification information, and will retransmit RB notification information hair Give base station;
Second retransmission module carries out re-transmission RB for receiving after base station retransmits RB notification information;
4th data resolution module, after the RB for receiving base station re-transmission, by the RB of re-transmission and the data of last transmission into Row joint parsing;If joint successfully resolved, by joint parsing as a result, and last parsing as a result, complete with one Data packet report digital transmission module.
2. the terminal of RB grades of re-transmission according to claim 1, which is characterized in that if the third data resolution module parses Success, the then data that will directly eat dishes without rice or wine report digital transmission module.
3. the terminal of RB grades of re-transmission according to claim 1, which is characterized in that the digital transmission module will be retransmitted by MCE RB notification information is sent to base station.
4. the terminal of RB grades of re-transmission according to claim 1, which is characterized in that in the re-transmission RB notification information, include The location information for the RB being disturbed.
5. the terminal of RB grades of re-transmission according to claim 1, which is characterized in that second retransmission module carries out RB re-transmission When, according to the location information for the RB being disturbed for including in the re-transmission RB notification information of base station transmission, and retransmit what RB was used RB resource carries out re-transmission RB relative to the position strategy of authorization interface-free resources.
6. the terminal of RB grades of re-transmission according to claim 1, which is characterized in that second retransmission module carries out RB re-transmission When, according to the channel quality of authorization interface-free resources, adjusts transmission power or retransmit used RB resource.
7. a kind of system of RB grades of re-transmission characterized by comprising base station and according to claim 1~6 described in any item RB The terminal that grade retransmits.
8. the system of RB grades of re-transmission according to claim 7, which is characterized in that the base station includes:
First data resolution module, for parsing the data of eating dishes without rice or wine of terminal transmission, in the data procedures of eating dishes without rice or wine that parsing terminal is sent In, it detects each RB and eats dishes without rice or wine to interfere, and record the RB being disturbed;It, will be on the position for the RB that be disturbed if parsing is unsuccessful Report transmission module;
Transmission module generates for the position according to the RB being disturbed and retransmits RB notification information, and will retransmit RB notification information hair Give terminal;
First retransmission module carries out re-transmission RB for receiving after terminal retransmits RB notification information;
Second data resolution module, after the RB for receiving terminal re-transmission, by the RB of re-transmission and the data of last transmission into Row joint parsing;If joint successfully resolved, by joint parsing as a result, and last parsing as a result, complete with one Data packet report transmission module.
9. the system of RB grades of re-transmission according to claim 8, which is characterized in that when first retransmission module retransmits RB, The location information for the RB being disturbed for including in the re-transmission RB notification information sent according to base station carries out re-transmission RB.
CN201910547272.6A 2019-06-24 2019-06-24 Terminal and system for RB (radio bearer) level retransmission Active CN110225551B (en)

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