CN110233697A - A kind of processing method and transmitting terminal of information data block - Google Patents

A kind of processing method and transmitting terminal of information data block Download PDF

Info

Publication number
CN110233697A
CN110233697A CN201810183163.6A CN201810183163A CN110233697A CN 110233697 A CN110233697 A CN 110233697A CN 201810183163 A CN201810183163 A CN 201810183163A CN 110233697 A CN110233697 A CN 110233697A
Authority
CN
China
Prior art keywords
data block
information data
transmitting terminal
pretreatment
channel coding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810183163.6A
Other languages
Chinese (zh)
Other versions
CN110233697B (en
Inventor
白伟
邢艳萍
缪德山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Datang Mobile Communications Equipment Co Ltd
Original Assignee
Telecommunications Science and Technology Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telecommunications Science and Technology Research Institute Co Ltd filed Critical Telecommunications Science and Technology Research Institute Co Ltd
Priority to CN201810183163.6A priority Critical patent/CN110233697B/en
Priority to PCT/CN2019/072795 priority patent/WO2019169966A1/en
Publication of CN110233697A publication Critical patent/CN110233697A/en
Application granted granted Critical
Publication of CN110233697B publication Critical patent/CN110233697B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end

Abstract

The embodiment of the present invention provides the processing method and transmitting terminal of a kind of information data block, this method comprises: transmitting terminal pre-processes information data block, obtains preprocessed data block；Channel coding is carried out to the preprocessed data block, and transmits signal to receiving end, the signal is the signal that the preprocessed data block passes through that the channel coding obtains；Wherein, the transmitting terminal indicates that the information data block of the signal passes through the pretreatment before channel coding to the receiving end.Channel coding performance can be improved in the embodiment of the present invention.

Description

A kind of processing method and transmitting terminal of information data block
Technical field
The present invention relates to the processing methods and transmitting terminal of field of communication technology more particularly to a kind of information data block.
Background technique
With the development and change of mobile communication business demand, third generation partner program (3rd Generation Partnership Project, 3GPP) etc. it is multiple organize all begin one's study new to future mobile communication system wireless communication systems System, the i.e. new access technology of 5G (5Generation New RAT, 5G NR) system.An important demand in 5G NR system For the highly reliable communication of low time delay, such as: highly reliable (the Ultra Reliable&Low Latency of low time delay Communication, URLLC) etc. transmission plans.
For URLLC business, usually parcel, i.e., the information bit very little of every secondary transmission, on the other hand, URLLC industry The requirement that business corresponds to reliability is very high, for example Block Error Rate is lower than 1E-5 (1 multiplied by 10 minus 5 power), if to reach this The high reliability of sample, it usually needs especially low encoder bit rate.So code rate especially low under especially small packet and given resource, All there may be especially small information data blocks.However, in practical applications, if especially small information data block directly carries out Channel coding such as directlys adopt the channel codings such as low-density checksum (Low Density Parity Check, LDPC), meeting There is the case where coding efficiency decline, is embodied in low signal-to-noise ratio (Signal Noise Ratio, SNR) region Block Error Rate There is error floor (error floor) in the high region SNR in height.
As it can be seen that the problem relatively low presently, there are coding efficiency.
Summary of the invention
The embodiment of the present invention provides the processing method and transmitting terminal of a kind of information data block, relatively low to solve coding efficiency The problem of.
The embodiment of the present invention provides a kind of processing method of information data block, comprising:
Transmitting terminal pre-processes information data block, obtains preprocessed data block；
Channel coding is carried out to the preprocessed data block, and transmits signal to receiving end, the signal is the pre- place Reason data block passes through the signal that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment.
Optionally, the transmitting terminal pre-processes information data block, obtains preprocessed data block, comprising:
The transmitting terminal to the information data block addition cyclic redundancy check code (Cyclic Redundancy Check, CRC), and the CRC to addition and the information data block carry out the pretreatment, obtain preprocessed data block.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation or encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Optionally, information data block described in the transmitting terminal explicit instruction or implicit instruction passes through institute before channel coding State pretreatment.
Optionally, the explicit instruction includes:
The information data block is indicated by Downlink Control Information (Downlink Control Information, DCI) Pass through the pretreatment before channel coding；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
The embodiment of the present invention also provides a kind of processing method of information data block, comprising:
The signal that receiving end sends transmitting terminal decodes, and obtains preprocessed data block, wherein the receiving end passes through The instruction of the transmitting terminal determines that the information data block of the signal passes through pretreatment before channel coding；
The receiving end carries out the pretreated inverse operations to the preprocessed data block, obtains the information data Block.
Optionally, the receiving end carries out the pretreated inverse operations to the preprocessed data block, obtains the letter Cease data block, comprising:
The receiving end carries out the pretreated inverse operations to the preprocessed data block, obtains the information data block And CRC；
The CRC is verified；
If verification passes through, the information data block is exported.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Optionally, determine that the information data block of the signal exists by the explicit instruction or implicit instruction of the transmitting terminal Pass through the pretreatment before channel coding.
Optionally, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
The embodiment of the present invention also provides a kind of transmitting terminal, comprising:
Preprocessing module obtains preprocessed data block for pre-processing to information data block；
Transmission module for carrying out channel coding to the preprocessed data block, and transmits signal, the letter to receiving end Number pass through the obtained signal of the channel coding for the preprocessed data block；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, information data block described in the transmitting terminal explicit instruction or implicit instruction passes through institute before channel coding State pretreatment.
The embodiment of the present invention also provides a kind of receiving end, comprising:
Decoding module, the signal sent for receiving end to transmitting terminal decode, and obtain preprocessed data block, wherein The receiving end determines that the information data block of the signal passes through pretreatment before channel coding by the instruction of the transmitting terminal；
Operation module obtains the Information Number for carrying out the pretreated inverse operations to the preprocessed data block According to block.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, determine that the information data block of the signal exists by the explicit instruction or implicit instruction of the transmitting terminal Pass through the pretreatment before channel coding.
The embodiment of the present invention also provides a kind of transmitting terminal, comprising: transceiver, memory, processor and is stored in described deposit On reservoir and the computer program that can run on the processor,
The transceiver obtains preprocessed data block for pre-processing to information data block；
Channel coding is carried out to the preprocessed data block, and transmits signal to receiving end, the signal is the pre- place Reason data block passes through the signal that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment；
Alternatively,
The processor is used to read the program in memory, executes following process:
Information data block is pre-processed, preprocessed data block is obtained；
The transceiver for carrying out channel coding to the preprocessed data block, and transmits signal to receiving end, described Signal is the signal that the preprocessed data block passes through that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment.
Optionally, described that information data block is pre-processed, obtain preprocessed data block, comprising:
CRC is added to the information data block, and the CRC and the information data block progress pre- place to addition Reason, obtains preprocessed data block.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Optionally, information data block described in the transmitting terminal explicit instruction or implicit instruction passes through institute before channel coding State pretreatment.
Optionally, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
The embodiment of the present invention also provides a kind of receiving end, comprising: transceiver, memory, processor and is stored in described deposit On reservoir and the computer program that can run on the processor,
The transceiver obtains preprocessed data block, wherein described for decoding to the signal that transmitting terminal is sent Receiving end determines that the information data block of the signal passes through pretreatment before channel coding by the instruction of the transmitting terminal；
The pretreated inverse operations is carried out to the preprocessed data block, obtains the information data block；
Alternatively,
The processor is used to read the program in memory, executes following process:
The signal sent to transmitting terminal decodes, and obtains preprocessed data block, wherein the receiving end passes through the hair The instruction of sending end determines that the information data block of the signal passes through pretreatment before channel coding；
The pretreated inverse operations is carried out to the preprocessed data block, obtains the information data block.
Optionally, described that the pretreated inverse operations is carried out to the preprocessed data block, obtain the information data Block, comprising:
The pretreated inverse operations is carried out to the preprocessed data block, obtains the information data block and CRC；
The CRC is verified；
If verification passes through, the information data block is exported.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Optionally, determine that the information data block of the signal exists by the explicit instruction or implicit instruction of the transmitting terminal Pass through the pretreatment before channel coding.
Optionally, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, feature It is, the processing side of the information data block for the transmission end side that the embodiment of the present invention also provides is realized when which is executed by processor The information data for the reception end side that the embodiment of the present invention also provides is realized when step or the program in method are executed by processor Step in the processing method of block.
In this way, transmitting terminal pre-processes information data block in the embodiment of the present invention, preprocessed data block is obtained；It is right The preprocessed data block carries out channel coding, and transmits signal to receiving end, and the signal is preprocessed data block warp Cross the signal that the channel coding obtains；Wherein, the transmitting terminal indicates the Information Number of the signal to the receiving end Pass through the pretreatment before channel coding according to block.Channel coding directly is carried out to information data block compared with prior art in this way, Channel coding performance can be improved in the embodiment of the present invention.
Detailed description of the invention
Fig. 1 is the applicable schematic network structure of the embodiment of the present invention；
Fig. 2 is a kind of flow chart of the processing method of information data block provided in an embodiment of the present invention；
Fig. 3 is the flow chart of the processing method of another information data block provided in an embodiment of the present invention；
Fig. 4 is the flow chart of the processing method of another information data block provided in an embodiment of the present invention；
Fig. 5 is a kind of structure chart of transmitting terminal provided in an embodiment of the present invention；
Fig. 6 is a kind of structure chart of receiving end provided in an embodiment of the present invention；
Fig. 7 is the structure chart of another transmitting terminal provided in an embodiment of the present invention；
Fig. 8 is the structure chart of another receiving end provided in an embodiment of the present invention.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool Body embodiment is described in detail.
It is the applicable schematic network structure of the embodiment of the present invention referring to Fig. 1, Fig. 1, as shown in Figure 1, including transmitting terminal 11 and receiving end 12, wherein transmitting terminal 11 can be terminal or network side equipment, wherein terminal can be user terminal (User Equipment, UE) or other terminal devices, such as: mobile phone, tablet computer (Tablet Personal Computer), knee Laptop (Laptop Computer), moves at personal digital assistant (personal digital assistant, abbreviation PDA) The dynamic terminal sides such as Internet device (Mobile Internet Device, MID) or wearable device (Wearable Device) Equipment, it should be noted that do not limit the concrete type of terminal in embodiments of the present invention.Network side equipment can be base It stands, such as: macro station, LTE eNB, 5G NR NB etc.；Network side equipment is also possible to small station, such as low power nodes (LPN:low Power node), the small stations such as pico, femto or network side equipment can be with access point (AP, access point)；Base station Can be central location (CU, central unit) and managed with it be with multiple transmission receiving points of control (TRP, Transmission Reception Point) network node that collectively constitutes.It should be noted that in embodiments of the present invention The concrete type of network side equipment is not limited.And above-mentioned receiving end 12 is also possible to terminal or network side equipment.Such as: In some scenes, above-mentioned transmitting terminal 11 can be network side equipment, and receiving end 12 can be terminal, wherein with this in attached drawing Scape is illustrated；Or in some scenes, above-mentioned transmitting terminal 11 can be terminal, and receiving end 12 can be network side equipment； Or in some scenes, above-mentioned transmitting terminal 11 can be terminal, and receiving end 12 is also possible to terminal, such as: device-to-device (Device-to-Device, D2D) communication scenes；Or in some scenes, above-mentioned transmitting terminal 11 can be network side equipment, Receiving end 12 is also possible to network side equipment, such as: the communication scenes between base station.
Fig. 2 is referred to, Fig. 2 is a kind of flow chart of the processing method of information data block provided in an embodiment of the present invention, such as Shown in Fig. 2, comprising the following steps:
201, transmitting terminal pre-processes information data block, obtains preprocessed data block；
202, channel coding is carried out to the preprocessed data block, and transmits signal to receiving end, the signal is described Preprocessed data block passes through the signal that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment.
Wherein, above- mentioned information data block can be the information data block for sending and needing to send in buffer.It preferably, can be with It is especially small information data block, such as: the information data block of URLLC business, or can be other and require low time delay, and The especially small information data block etc. generated under the information data block or specific resources of high reliability business.In addition, this hair In bright embodiment, especially small information data block can be defined as the information data block that length is less than predetermined threshold value, such as: it is pre- An X is first defined, then information data block of the length less than X is especially small information data block.Certainly, in the embodiment of the present invention, Above- mentioned information data block is not limited as especially small information data block, such as: above- mentioned information data block can also be length etc. In the information data block or length of above-mentioned the predetermined threshold value information data block bigger than the predetermined threshold value.
Above-mentioned pretreatment can be transmitting terminal is pre-set, pre-defined in agreement or transmitting terminal and receiving end it is pre- The processing first negotiated, including but not limited to repetitive operation, encoding operation and padding.
After obtaining above-mentioned preprocessed data block, channel coding can be carried out, and then sends and passes through what channel coding obtained Signal.Due to being pre-processed before channel coding, so as to improve the performance of channel coding.
In addition, transmitting terminal indicates that the information data block of the signal passes through the pretreatment before channel coding, from And receiving end can correctly get above- mentioned information data block from the signal received, and then guarantee information data block transmission Performance.Such as: the signal that receiving end sends transmitting terminal decodes, obtain preprocessed data block (or be referred to as decoding knot Fruit), however, carrying out the pretreated inverse operations to the preprocessed data block, obtain the information data block.Wherein, on Stating pretreated inverse operations can be understood to, in order to obtain above- mentioned information data block carry out with above-mentioned pretreated opposite behaviour Make.Such as: above-mentioned pretreatment is encoding operation, then the inverse operations is decoding, to obtain above- mentioned information data block；Or it is above-mentioned pre- Processing is padding, then the inverse operations is the part of removal filling, to obtain above- mentioned information data block；Or above-mentioned pretreatment For repetitive operation, then the inverse operations is to remove duplicate part, to obtain above- mentioned information data block.
It should be noted that being not construed as limiting in the embodiment of the present invention to the behavior of receiving end.
And due to being only to carry out above-mentioned pretreatment to information data block before channel coding, so as to realize with comparing Low implementation complexity solves the problems, such as that channel coding performance when handling especially small information data block is poor, to effectively realize The highly reliable data transmission of low time delay.
As an alternative embodiment, the transmitting terminal pre-processes information data block, pretreatment number is obtained According to block, comprising:
The transmitting terminal adds CRC to the information data block, and the CRC to addition and the information data block into The row pretreatment, obtains preprocessed data block.
In the embodiment, it may be implemented to carry out CRC and the information data block together in the case where adding CRC Above-mentioned pretreatment, that is to say, that after adding CRC above-mentioned pretreatment is carried out again, so as to reduce receiving end from receiving Above- mentioned information data block and the complexity of CRC are obtained in signal.Because receiving end carries out inverse operations to the signal that transmitting terminal is sent In the process, CRC and information data block can be handled as a whole.Such as: the letter that receiving end sends transmitting terminal It number is decoded, obtains preprocessed data block, later, the pretreated inverse operations carried out to the preprocessed data block, is obtained To the information data block and CRC；The CRC is verified；If verification passes through, the information data block is exported.
It should be noted that pre-processing in the embodiment of the present invention to information data block, preprocessed data block is obtained simultaneously It is not limited to, CRC and information data block is pre-processed, obtain the mode of preprocessed data block, such as: it can also be other Mode only can carry out above-mentioned pretreatment to information data block, to be pre-processed accordingly such as in the case where adding CRC Data block, or in some embodiments, add other check codes, then the check code and information data block can be carried out above-mentioned Pretreatment, to obtain corresponding preprocessed data block.
As an alternative embodiment, the length of the information data block is less than predetermined threshold value, the pretreatment The length of data block is more than or equal to the predetermined threshold value.
Wherein, above-mentioned predetermined threshold value can be that transmitting terminal is pre-set, predetermined or transmitting terminal in agreement Negotiate in advance with receiving end determining etc..Such as: above-mentioned preparatory threshold value is 50 or 45 or 55 etc., is not limited this It is fixed.And above-mentioned preprocessed data block can be the preprocessed data block provided in any embodiment in the embodiment of the present invention, example Such as: above-mentioned preprocessed data block is only to pre-process to information data block, obtained preprocessed data block or above-mentioned pre- place Reason data block is only to pre-process to CRC and information data block, obtained preprocessed data block.
Due to information data block length be less than above-mentioned predetermined threshold value, and the length of above-mentioned preprocessed data block be greater than or Person is equal to above-mentioned predetermined threshold value, and information data block may be implemented in this way after above-mentioned pretreatment, can increase its length, from And can be to avoid the problem of performance difference when especially small information data block, and then effectively realize that the highly reliable data of low time delay pass It is defeated.In addition, through the above way also it was determined that in the embodiment of the present invention pretreatment can be that can allow the length of information data block Degree become larger than or equal to above-mentioned predetermined threshold value processing mode.
Optionally, the embodiment, above-mentioned pretreatment include at least one of following:
Repetitive operation, encoding operation and padding.
Wherein, above-mentioned pretreatment include at least one of following it is to be understood that above-mentioned pretreatment may include repetitive operation, Any one or any multinomial in encoding operation and padding.Such as: above-mentioned pretreatment can be repetitive operation, coding Perhaps perhaps above-mentioned pretreatment can be repetitive operation and encoding operation or above-mentioned pretreatment and can be for padding for operation Repetitive operation, encoding operation and padding or above-mentioned pretreatment can be encoding operation and padding etc., herein not It lists one by one.
Optionally, base station configuration or dynamic notification predetermined threshold value L, base station configuration or dynamic notification number of repetition T, can be with Obtain every time repeat included in bit number be L/T, when the bit number of information data block be less than L/T when, can carry out first Filling, reaches L/T, then repeatedly T times, obtains preprocessed data block.Here the notice of pretreatment operation can be base station Configuration or dynamic notification are to terminal.
Wherein, above-mentioned repetitive operation, which can be, carries out repetitive operation to information data block, or can be to information data Block and CRC carry out repetitive operation, that is to say, that repetitive operation are carried out again after adding CRC, so that the length of preprocessed data block Degree is more than or equal to above-mentioned predetermined threshold value.Due to being to carry out repetitive operation, so that receiving end can directly remove in repetition Hold, to obtain information data block, to reduce complexity.Such as: can information data block, or information data block and CRC is first repeated L time, after reaching certain length (more than or equal to above-mentioned predetermined threshold value), obtains preprocessed data block, it It carries out channel coding again afterwards, and transmits signal to receiving end.
And above-mentioned encoding operation can be and perform the encoding operation to information data block, or can be to information data block and CRC is performed the encoding operation, that is to say, that is performed the encoding operation again after adding CRC, so that the length of preprocessed data block is big In or equal to above-mentioned predetermined threshold value.Such as: to information data block, or to information data block and CRC channel coding method It is encoded, such as uses code rate for the convolutional encoding or RM of M (for the length of coding block)/X (for above-mentioned predetermined threshold value) The coding modes such as coding mode are not construed as limiting this.Due to being to perform the encoding operation, so that receiving end can directly be translated Code, to obtain information data block, to reduce complexity.Such as: can information data block, or information data block and CRC first does first encoding, after reaching certain length (being more than or equal to above-mentioned predetermined threshold value), obtains preprocessed data Block carries out channel coding again later, and transmits signal to receiving end.
And above-mentioned padding can be and be filled operation to information data block, or can be to information data block and CRC is filled operation, that is to say, that operation is filled again after adding CRC, so that the length of preprocessed data block is big In or equal to above-mentioned predetermined threshold value.Such as: refilled after adding CRC several 0, so as to obtain preprocessed data block Length is more than or equal to above-mentioned predetermined threshold value.Operation is filled due to being, so that receiving end can remove filling content, To obtain information data block, to reduce complexity.Such as: it can be first information data block, or information data block and CRC Filling 0 obtains preprocessed data block after reaching certain length (being more than or equal to above-mentioned predetermined threshold value), later again into Row channel coding, and signal is transmitted to receiving end.
It should be noted that pretreatment may include numerous embodiments in the embodiment, it in this way can be in the protocol Pre-defined or transmitting terminal and receiving end negotiate in advance using which kind of pretreatment mode, in this way can be to avoid using additionally Signaling come indicate use pretreatment mode, with saving signaling expense.Certainly, transmitting terminal is also possible to according to the actual situation flexibly Pretreatment mode is selected, and receiving end is notified by explicit or implicit, to improve flexibility.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Wherein, including the t CRC and t information data blocks are it is to be understood that include t duplicate contents, each Duplicate contents are above-mentioned CRC and above- mentioned information data block.And above-mentioned includes that t information data blocks and the CRC can be with It is interpreted as, including t duplicate contents and a CRC content, each duplicate contents are above- mentioned information data block.And it is above-mentioned right The information data block carries out repetitive operation, in addition CRC can be, after carrying out repetitive operation to above- mentioned information data block, then adds Add CRC, with obtain include the CRC and t information data block target bits.
In the embodiment, if may be implemented after repetitive operation, obtains target bits and is less than above-mentioned predetermined threshold value, K bit in target bits can then be repeated again, it is pre- more than or equal to above-mentioned predetermined threshold value to obtain length Handle data block.Preferably, above-mentioned k bit is the k bit started in above-mentioned target bits, such as the 1st to k-th bit, certainly, This is not construed as limiting, such as: it can also be k bit of ending etc..Preferably, above-mentioned t can be equal to above-mentioned pre-determined threshold Value is divided by the M integer being rounded downwards or 0, wherein M is equal to upper equal to the length of above- mentioned information data block or above-mentioned M State the sum of information data block and the length of CRC.Such as: above-mentioned predetermined threshold value X is equal to 50, then above-mentioned M is equal to 16, then above-mentioned t Equal to 3 (50 are rounded downwards divided by 16 equal to 3), i.e. t is equal to 3, is repeated 2 times, obtains 48 bits, then 2 bits are repeated again, obtain To 50 bits.
In the embodiment, due to being only to repeat k bit again, rather than entirety is repeated once, so as to drop Low duplicate workload, because this k bit is repeated, so that it may obtain length more than or equal to above-mentioned predetermined threshold value Preprocessed data block.Such as: to the information data block of M long, in addition CRC, is then pre-processed, using repetitive mode, such as Fruit t × M≤X, then repeatedly t-1 times, that is to say, that including t repetition bits, and again X-t × M bit of beginning It repeats, to obtain the preprocessed data block that length is more than or equal to above-mentioned predetermined threshold value.
As an alternative embodiment, information data block described in the transmitting terminal explicit instruction or implicit instruction exists Pass through the pretreatment before channel coding.
Wherein, above-mentioned explicit instruction can be transmitting terminal and send a message to receiving end, indicate above-mentioned letter within the message Breath data block have passed through above-mentioned pretreatment before channel coding.And above-mentioned implicit instruction can be and not need through additional message It has passed through above-mentioned pretreatment to indicate information data block before channel coding, be then the step of transmission by transmitting terminal to receiving end Signal in 202 indicates, to reduce transport overhead.
Optionally, in the embodiment, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI.
In the embodiment, it may be implemented to indicate that information data block passes through before channel coding by the bit in DCI The pretreatment.Such as: several bit newer fields are newly increased in DCI or redefine certain bits in DCI, are used These bits indicate the information data block before channel coding by the pretreatment.
Optionally, the DCI is also used to indicate the pretreated identification information.Such as: the above-mentioned pretreated volume of instruction Number, such as: the number of repetitive operation, encoding operation or padding, flexibly to use pretreatment mode, and notice to receive End, to improve flexibility.Certainly, above-mentioned pretreatment is also possible to pre-define, without indicating its mark in DCI Information.
Optionally, in the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetitive operation Number of repetition.It may be implemented that receiving end is allowed accurately to carry out corresponding inverse operations in this way, obtain information data block.Certainly, originally The number of repetition that indicates repetitive operation is not limited through above-mentioned DCI in inventive embodiments, such as: pretreatment can also be passed through The length of data block indicates the number of repetition of repetitive operation, or makes an appointment.
Optionally, the implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Such as: a certain given threshold value Y is less than by the length of above-mentioned preprocessed data block, then it represents that information data block exists Pass through the pretreatment before channel coding.Such as: according to the length of the above-mentioned preprocessed data block after coding and specified coding The calculated preprocessed data block length of code rate is less than given Y, then it represents that information data block is before channel coding by described Pretreatment.
In the embodiment, since the length by above-mentioned preprocessed data block is compiled come hidden instruction information data block in channel Pass through the pretreatment before code, so as to reduce transport overhead.
Optionally, in the case where the pretreatment includes repetitive operation, the implicit instruction further include: by described pre- Handle the number of repetition of repetitive operation described in the Length Indication of data block.
Such as: a series of value Y1, Y2, Y3 ... are pre-defined, when the bit number of preprocessed data block is greater than Y1, and not When greater than Y2, receiving end is thought to be repeated once, when the bit number of preprocessed data block is greater than Y2, and is not more than Y3, receives End is thought to be repeated twice, and when the bit number of preprocessed data block is greater than Y3, receiving end is thought to be repeated three times, etc..
Due to that can indicate number of repetition by the length of preprocessed data block, come without increasing additional message Instruction, to reduce transport overhead.Certainly, in the embodiment of the present invention, number of repetition can also be indicated by other implicits, Such as: number of repetition is indicated by type of service or transfer resource.
In addition, it is necessary to illustrate, in the embodiment of the present invention, filling quantity, filling numerical value and encoding rate can lead to Implicit instruction is crossed to receiving end, perhaps can also be and pre-defined in agreement or the sides such as transmitting terminal and receiving end are negotiated in advance Formula determines, is not construed as limiting to this.
In addition, the embodiment of the plurality of optional of introduction of the embodiment of the present invention can be realized with exclusive rights, can also mutually tie It closes and realizes, this is not construed as limiting.
In this way, transmitting terminal pre-processes information data block in the embodiment of the present invention, preprocessed data block is obtained；It is right The preprocessed data block carries out channel coding, and transmits signal to receiving end, and the signal is preprocessed data block warp Cross the signal that the channel coding obtains；Wherein, the transmitting terminal indicates the Information Number of the signal to the receiving end Pass through the pretreatment before channel coding according to block.Channel coding directly is carried out to information data block compared with prior art in this way, Channel coding performance can be improved in the embodiment of the present invention.
Fig. 3 is referred to, Fig. 3 is the flow chart of the processing method of another information data block provided in an embodiment of the present invention, As shown in Figure 3, comprising the following steps:
301, the signal that receiving end sends transmitting terminal decodes, and obtains preprocessed data block, wherein the receiving end Determine that the information data block of the signal passes through pretreatment before channel coding by the instruction of the transmitting terminal；
302, the receiving end carries out the pretreated inverse operations to the preprocessed data block, obtains the Information Number According to block.
Optionally, the receiving end carries out the pretreated inverse operations to the preprocessed data block, obtains the letter Cease data block, comprising:
The receiving end carries out the pretreated inverse operations to the preprocessed data block, obtains the information data block And CRC；
The CRC is verified；
If verification passes through, the information data block is exported.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Optionally, determine that the information data block of the signal exists by the explicit instruction or implicit instruction of the transmitting terminal Pass through the pretreatment before channel coding.
Optionally, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
It should be noted that the present embodiment as with the embodiment of corresponding receiving end in embodiment shown in Fig. 2, Specific embodiment may refer to the related description of embodiment shown in Fig. 2, and in order to avoid repeated explanation, the present embodiment is no longer It repeats, and may also reach up identical beneficial effect.
Fig. 4 is referred to, Fig. 4 is the flow chart of the processing method of another information data block provided in an embodiment of the present invention, As shown in Figure 4, comprising the following steps:
401, available transfer resource number size is calculated.
Wherein, the available transfer resource number size of above-mentioned calculating, which can be calculating, can be used for resource unit (Resource Element, RE) quantity.
402, according to channel quality indicate the suitable modulation of (Channel Quality Indication, QCI) selection with Coding mode (Modulation and Coding Scheme, MCS).
403, the maximum information data block length K that can be transmitted is calculated.
Wherein, the information data block length K that above-mentioned maximum can be transmitted can be equal to the bit in N × each modulation symbol - 16 bit CRC of number × encoder bit rate.It certainly, in the embodiment of the present invention, is illustrated with the CRC of 16 bits, it is right This is not construed as limiting.
404, check that the data volume M for sending and needing to send in buffer takes out K if M > K from buffer, it is remaining Transmission next time, and carry out subsequent operation, if M < K, perform the following operation.
405, judge the relationship of M and X, if M>X, carry out subsequent operation, if M<X, perform the following operation.
406, it to the information data block of M long, in addition CRC, then carries out special pre-treatment, such as repeats or certain encodes or fills out It fills, after reaching certain length, then channel coding is carried out again to obtained data block.
407, transmitting terminal is indicated to receiving end this is especially small information data block, and indicating mode is explicit or implicit 's.
408, transmitting terminal sends signal after carrying out other subsequent operations.
409, receiving end receives signal and carries out corresponding operating.
If 4010, receiving end detects the instruction information of especially small information data block, carry out after channel decoding Subsequent processing.
4011, according to the pretreatment mode to especially small information data block of agreement, receiving end carry out repeat or certain Coding or the inverse operations of filling.
4012, receiving end checks CRC, exports corresponding information data block if correct.
Channel coding can be solved with relatively low implementation complexity by the above method handling especially small Information Number According to the problem of performance difference when block, to effectively realize the highly reliable data transmission of low time delay.
The above method is illustrated with three specific embodiments below:
Embodiment 1
(1) available transfer resource number size is calculated, N number of RE is expressed as；
(2) suitable MCS is selected according to the CQI that measurement or feedback obtain；
(3) calculate bit number in maximum information data block length K, K=N × each modulation symbol that can be transmitted × - 16 bit CRC of encoder bit rate；
(4) check that the data volume M for sending and needing to send in buffer takes out K if M > K from buffer, it is remaining Transmission next time, in addition the CRC of 16 bits, encodes K information bit using LDPC encoder, subsequent operation and existing skill Art is identical, if M < K, performs the following operation；
(5) judging the relationship of M and X, X is the numerical value arranged in advance, such as X=50, if M > X, in addition 16 bits CRC encodes M information bit using LDPC encoder, and subsequent operation is same as the prior art, if M < X, carries out It operates below；
(6) to the information data block of M long, in addition CRC, then carries out special pre-treatment, uses repetitive mode, if t × M ≤ X, then repeatedly t-1 times, that is, repeated again including t duplicate contents, and X-t × M bit of beginning, this Number of repetition will also be indicated；
(7) transmitting terminal is indicated to receiving end this is especially small information data block, indicating mode be it is explicit, in DCI Increase several bit newer fields or redefine certain bits in DCI, these bit indications this be once to have special pre- place The channel coding of reason, the number of the mode of special pre-treatment；Alternatively, indicating mode be it is implicit, give a series of value Y1, Y2, Y3 ..., when the bit number after channel coding is greater than Y1, receiving end thinks that block of information is repeated once, works as channel coding When bit number afterwards is greater than Y2, receiving end thinks that block of information is repeated twice, when the bit number after channel coding is greater than Y3, connects Receiving end thinks that block of information is repeated three times, etc.；
(8) transmitting terminal sends signal after carrying out other subsequent operations；
(9) receiving end receives signal and carries out corresponding operating；
(10) if receiving end detects the instruction information of especially small information data block, after carrying out after channel decoding Continuous processing；
(11) according to the pretreatment mode to especially small information data block of agreement, receiving end repeat or certain is compiled Code or the inverse operations of filling；
(12) receiving end checks CRC, exports corresponding information data block if correct.
Embodiment 2
(1) available transfer resource number size is calculated, N number of RE is expressed as；
(2) suitable MCS is selected according to the CQI that measurement or feedback obtain；
(3) calculate bit number in maximum information data block length K, K=N × each modulation symbol that can be transmitted × - 16 bit CRC of encoder bit rate；
(4) check that the data volume M for sending and needing to send in buffer takes out K if M > K from buffer, it is remaining Transmission next time, in addition the CRC of 16 bits, encodes K information bit using LDPC encoder, subsequent operation and existing skill Art is identical, if M < K, performs the following operation；
(5) judging the relationship of M and X, X is the numerical value arranged in advance, such as X=50, if M > X, in addition 16 bits CRC encodes M information bit using LDPC encoder, and subsequent operation is same as the prior art, if M < X, carries out It operates below；
(6) it to the information data block of M long, in addition CRC, then carries out special pre-treatment, using channel coding method, uses Code rate is the convolutional encoding or RM coding mode of M/X；
(7) transmitting terminal is indicated to receiving end this is especially small information data block, wherein coding mode or encoder bit rate It can be indicated, can also be indicated by implicit by explicit way, such as: implicitly referred to by length or type of service Show coding mode or encoder bit rate；
(8) transmitting terminal sends signal after carrying out other subsequent operations；
(9) receiving end receives signal and carries out corresponding operating；
(10) if receiving end detects the instruction information of especially small information data block, after carrying out after channel decoding Continuous processing；
(11) according to the pretreatment mode to especially small information data block of agreement, receiving end repeat or certain is compiled Code or the inverse operations of filling；
(12) receiving end checks CRC, exports corresponding information data block if correct.
Embodiment 3
(1) available transfer resource number size is calculated, N number of RE is expressed as；
(2) suitable MCS is selected according to the CQI that measurement or feedback obtain；
(3) calculate bit number in maximum information data block length K, K=N × each modulation symbol that can be transmitted × - 16 bit CRC of encoder bit rate；
(4) check that the data volume M for sending and needing to send in buffer takes out K if M > K from buffer, it is remaining Transmission next time, in addition the CRC of 16 bits, encodes K information bit using LDPC encoder, subsequent operation and existing skill Art is identical, if M < K, performs the following operation；
(5) judging the relationship of M and X, X is the numerical value arranged in advance, such as X=50, if M > X, in addition 16 bits CRC encodes M information bit using LDPC encoder, and subsequent operation is same as the prior art, if M < X, carries out It operates below；
(6) to the information data block of M long, in addition CRC, then carries out special pre-treatment, using filling mode, that is, 0 is added, After reaching certain length X, then channel coding is carried out again to obtained data block；
(7) transmitting terminal is indicated to receiving end this is especially small information data block, wherein filling mode or filling length It can be indicated, can also be indicated by implicit by explicit way, such as: implicitly referred to by length or type of service Show filling mode or filling length；
(8) transmitting terminal sends signal after carrying out other subsequent operations；
(9) receiving end receives signal and carries out corresponding operating；
(10) if receiving end detects the instruction information of especially small information data block, after carrying out after channel decoding Continuous processing；
(11) according to the pretreatment mode to especially small information data block of agreement, receiving end repeat or certain is compiled Code or the inverse operations of filling；
(12) receiving end checks CRC, exports corresponding information data block if correct.
Fig. 5 is referred to, Fig. 5 is a kind of structure chart of transmitting terminal provided in an embodiment of the present invention, as shown in figure 5, transmitting terminal 500 include:
Preprocessing module 501 obtains preprocessed data block for pre-processing to information data block；
Transmission module 502 for carrying out channel coding to the preprocessed data block, and transmits signal, institute to receiving end Stating signal is the signal that the preprocessed data block passes through that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment.
Optionally, preprocessing module 501 is used to add cyclic redundancy check code CRC to the information data block, and to adding The CRC added and the information data block carry out the pretreatment, obtain preprocessed data block.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Optionally, information data block described in the transmitting terminal explicit instruction or implicit instruction passes through institute before channel coding State pretreatment.
Optionally, the explicit instruction includes:
Indicate that the information data block passes through the pretreatment before channel coding by Downlink Control Information DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
It should be noted that above-mentioned transmitting terminal 500 can be in the embodiment of the present invention in embodiment of the method in the present embodiment The transmitting terminal of any embodiment, any embodiment of transmitting terminal can be by this in embodiment of the method in the embodiment of the present invention Above-mentioned transmitting terminal 500 in embodiment is realized, and reaches identical beneficial effect, and details are not described herein again.
Fig. 6 is referred to, Fig. 6 is a kind of structure chart of receiving end provided in an embodiment of the present invention, as shown in fig. 6, receiving end 600 include:
Decoding module 601, the signal sent for receiving end to transmitting terminal decode, and obtain preprocessed data block, In, the receiving end determines that the information data block of the signal is located before channel coding by pre- by the instruction of the transmitting terminal Reason；
Operation module 602 obtains the information for carrying out the pretreated inverse operations to the preprocessed data block Data block.
Optionally, operation module 602 is used to carry out the pretreated inverse operations to the preprocessed data block, obtains institute State information data block and CRC；The CRC is verified；And if verification passes through, and exports the information data block.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 0.
Optionally, determine that the information data block of the signal exists by the explicit instruction or implicit instruction of the transmitting terminal Pass through the pretreatment before channel coding.
Optionally, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
It should be noted that above-mentioned receiving end 600 can be in the embodiment of the present invention in embodiment of the method in the present embodiment The receiving end of any embodiment, any embodiment of receiving end can be by this in embodiment of the method in the embodiment of the present invention Above-mentioned receiving end 600 in embodiment is realized, and reaches identical beneficial effect, and details are not described herein again.
Fig. 7 is referred to, Fig. 7 is the structure chart of another transmitting terminal provided in an embodiment of the present invention, as shown in fig. 7, the end End includes: transceiver 710, memory 720, processor 700 and is stored on the memory 720 and can be on the processor The computer program of operation, in which:
The transceiver 710 obtains preprocessed data block for pre-processing to information data block；
Channel coding is carried out to the preprocessed data block, and transmits signal to receiving end, the signal is the pre- place Reason data block passes through the signal that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment；
Alternatively,
The processor 700 is used to read the program in memory, executes following process:
Information data block is pre-processed, preprocessed data block is obtained；
The transceiver 710 for carrying out channel coding to the preprocessed data block, and transmits signal to receiving end, The signal is the signal that the preprocessed data block passes through that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal is passed through before channel coding to the receiving end Cross the pretreatment.
Wherein, transceiver 710 can be used for sending and receiving data under the control of processor 700.
In Fig. 7, bus architecture may include the bus and bridge of any number of interconnection, specifically be represented by processor 700 One or more processors and the various circuits of memory that represent of memory 720 link together.Bus architecture can be with Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like are linked together, these are all these Well known to field, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 710 can be Multiple element includes transmitter and receiver, provides the unit for communicating over a transmission medium with various other devices.
Processor 700, which is responsible for management bus architecture and common processing, memory 720, can store processor 700 and is holding Used data when row operation.
It should be noted that memory 720 does not limit only on transmitting terminal, it can be by memory 720 and processor 700 Separation is in different geographical locations.
Optionally, described that information data block is pre-processed, obtain preprocessed data block, comprising:
CRC is added to the information data block, and the CRC and the information data block progress pre- place to addition Reason, obtains preprocessed data block.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 1.
Optionally, information data block described in the transmitting terminal explicit instruction or implicit instruction passes through institute before channel coding State pretreatment.
Optionally, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
It should be noted that in the present embodiment above-mentioned transmitting terminal can be in the embodiment of the present invention it is any in embodiment of the method The transmitting terminal of embodiment, any embodiment of transmitting terminal can be implemented by this in embodiment of the method in the embodiment of the present invention Above-mentioned transmitting terminal in example is realized, and reaches identical beneficial effect, and details are not described herein again.
Referring to FIG. 8, Fig. 8 is the structure chart of another receiving end provided in an embodiment of the present invention, as shown in figure 8, this connects Receiving end includes: transceiver 810, memory 820, processor 800 and is stored on the memory 820 and can be in the processor The computer program of upper operation, in which:
The transceiver 810 obtains preprocessed data block for decoding to the signal that transmitting terminal is sent, wherein institute It states receiving end and determines that the information data block of the signal passes through pretreatment before channel coding by the instruction of the transmitting terminal；
The pretreated inverse operations is carried out to the preprocessed data block, obtains the information data block；
Alternatively,
The processor 800 is used to read the program in memory, executes following process:
The signal sent to transmitting terminal decodes, and obtains preprocessed data block, wherein the receiving end passes through the hair The instruction of sending end determines that the information data block of the signal passes through pretreatment before channel coding；
The pretreated inverse operations is carried out to the preprocessed data block, obtains the information data block.
Wherein, transceiver 810 can be used for sending and receiving data under the control of processor 800.
In fig. 8, bus architecture may include the bus and bridge of any number of interconnection, specifically be represented by processor 800 One or more processors and the various circuits of memory that represent of memory 820 link together.Bus architecture can be with Various other circuits of such as peripheral equipment, voltage-stablizer and management circuit or the like are linked together, these are all these Well known to field, therefore, it will not be further described herein.Bus interface provides interface.Transceiver 810 can be Multiple element includes transmitter and receiver, provides the unit for communicating over a transmission medium with various other devices.
Processor 800, which is responsible for management bus architecture and common processing, memory 820, can store processor 800 and is holding Used data when row operation.
It should be noted that memory 820 does not limit only on the receive side, it can be by memory 820 and processor 800 Separation is in different geographical locations.
Optionally, described that the pretreated inverse operations is carried out to the preprocessed data block, obtain the information data Block, comprising:
The pretreated inverse operations is carried out to the preprocessed data block, obtains the information data block and CRC；
The CRC is verified；
If verification passes through, the information data block is exported.
Optionally, the length of the information data block is less than predetermined threshold value, and the length of the preprocessed data block is greater than Or it is equal to the predetermined threshold value.
Optionally, the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
Optionally, the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain including the t CRC and t information data blocks Target bits, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t letters Cease the target bits of data block；
Wherein, if the length of the target bits is less than the predetermined threshold value, by k ratio in the target bits Spy repeats again, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be greater than or Integer equal to 1.
Optionally, determine that the information data block of the signal exists by the explicit instruction or implicit instruction of the transmitting terminal Pass through the pretreatment before channel coding.
Optionally, the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pre- place before channel coding Reason.
Optionally, the DCI is also used to indicate the pretreated identification information；Or
In the case where the pretreatment includes repetitive operation, the DCI is also used to indicate the repetition of the repetitive operation Number；Or
In the case where the pretreatment includes repetitive operation, the implicit instruction further include: pass through the pretreatment number The number of repetition of repetitive operation described in Length Indication according to block.
It should be noted that in the present embodiment above-mentioned receiving end can be in the embodiment of the present invention it is any in embodiment of the method The receiving end of embodiment, any embodiment of receiving end can be implemented by this in embodiment of the method in the embodiment of the present invention Above-mentioned receiving end in example is realized, and reaches identical beneficial effect, and details are not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored thereon with computer program, feature It is, which realizes the processing method of the information data block provided in an embodiment of the present invention for sending end side when being executed by processor In step or the program information data block provided in an embodiment of the present invention for receiving end side is realized when being executed by processor Step in processing method.
In several embodiments provided herein, it should be understood that disclosed method and apparatus, it can be by other Mode realize.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only For a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine Or it is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed phase Coupling, direct-coupling or communication connection between mutually can be through some interfaces, the INDIRECT COUPLING or communication of device or unit Connection can be electrical property, mechanical or other forms.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that the independent physics of each unit includes, can also be integrated in one unit with two or more units.Above-mentioned integrated list Member both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
The above-mentioned integrated unit being realized in the form of SFU software functional unit can store and computer-readable deposit at one In storage media.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server or the network equipment etc.) executes information data described in each embodiment of the present invention The part steps of the processing method of block.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic or disk etc. it is each Kind can store the medium of program code.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (19)

1. a kind of processing method of information data block characterized by comprising
Transmitting terminal pre-processes information data block, obtains preprocessed data block；
Channel coding is carried out to the preprocessed data block, and transmits signal to receiving end, the signal is the pretreatment number Pass through the signal that the channel coding obtains according to block；
Wherein, the transmitting terminal indicates that the information data block of the signal passes through institute before channel coding to the receiving end State pretreatment.
2. the method as described in claim 1, which is characterized in that the transmitting terminal pre-processes information data block, obtains Preprocessed data block, comprising:
The transmitting terminal adds cyclic redundancy check code CRC to the information data block, and to the CRC and the letter of addition It ceases data block and carries out the pretreatment, obtain preprocessed data block.
3. the method as described in claim 1, which is characterized in that the length of the information data block is less than predetermined threshold value, institute The length for stating preprocessed data block is more than or equal to the predetermined threshold value.
4. method as claimed in claim 3, which is characterized in that the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
5. method as claimed in claim 4, which is characterized in that the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain include the CRC and t information data blocks of t target Bit, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t Information Numbers According to the target bits of block；
Wherein, if the length of the target bits is less than the predetermined threshold value, again by k bit in the target bits Secondary repetition, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be more than or equal to 0 integer.
6. the method as described in any one of claims 1 to 5, which is characterized in that the transmitting terminal explicit instruction is implicit Indicate the information data block before channel coding by the pretreatment.
7. method as claimed in claim 6, which is characterized in that the explicit instruction includes:
Indicate that the information data block passes through the pretreatment before channel coding by Downlink Control Information DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pretreatment before channel coding.
8. a kind of transmitting terminal characterized by comprising
Preprocessing module obtains preprocessed data block for pre-processing to information data block；
Transmission module for carrying out channel coding to the preprocessed data block, and transmits signal to receiving end, and the signal is The preprocessed data block passes through the signal that the channel coding obtains；
Wherein, the transmitting terminal indicates that the information data block of the signal passes through institute before channel coding to the receiving end State pretreatment.
9. transmitting terminal as claimed in claim 8, which is characterized in that the length of the information data block is less than predetermined threshold value, The length of the preprocessed data block is more than or equal to the predetermined threshold value.
10. transmitting terminal as claimed in claim 9, which is characterized in that the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
11. the transmitting terminal as described in any one of claim 8 to 10, which is characterized in that the transmitting terminal explicit instruction or Information data block described in implicit instruction passes through the pretreatment before channel coding.
12. a kind of transmitting terminal, comprising: transceiver, memory, processor and be stored on the memory and can be in the processing The computer program run on device, which is characterized in that
The transceiver obtains preprocessed data block for pre-processing to information data block；
Channel coding is carried out to the preprocessed data block, and transmits signal to receiving end, the signal is the pretreatment number Pass through the signal that the channel coding obtains according to block；
Wherein, the transmitting terminal indicates that the information data block of the signal passes through institute before channel coding to the receiving end State pretreatment；
Alternatively,
The processor is used to read the program in memory, executes following process:
Information data block is pre-processed, preprocessed data block is obtained；
The transceiver for carrying out channel coding to the preprocessed data block, and transmits signal, the signal to receiving end Pass through the signal that the channel coding obtains for the preprocessed data block；
Wherein, the transmitting terminal indicates that the information data block of the signal passes through institute before channel coding to the receiving end State pretreatment.
13. transmitting terminal as claimed in claim 12, which is characterized in that it is described that information data block is pre-processed, it obtains pre- Handle data block, comprising:
CRC is added to the information data block, and the CRC and the information data block progress pretreatment to addition, Obtain preprocessed data block.
14. transmitting terminal as claimed in claim 12, which is characterized in that the length of the information data block is less than pre-determined threshold The length of value, the preprocessed data block is more than or equal to the predetermined threshold value.
15. transmitting terminal as claimed in claim 14, which is characterized in that the pretreatment includes at least one of following:
Repetitive operation, encoding operation and padding.
16. transmitting terminal as claimed in claim 15, which is characterized in that the repetitive operation includes:
To CRC and the information data block repetitive operation, obtain include the CRC and t information data blocks of t target Bit, alternatively, repetitive operation is carried out to the information data block, in addition CRC, obtains including the CRC and t Information Numbers According to the target bits of block；
Wherein, if the length of the target bits is less than the predetermined threshold value, again by k bit in the target bits Secondary repetition, wherein the k is equal to the predetermined threshold value and subtracts the length of the target bits, the t be more than or equal to 0 integer.
17. the transmitting terminal as described in any one of claim 12 to 16, which is characterized in that the transmitting terminal explicit instruction or Information data block described in implicit instruction passes through the pretreatment before channel coding.
18. transmitting terminal as claimed in claim 17, which is characterized in that the explicit instruction includes:
Indicate the information data block before channel coding by the pretreatment by DCI；
The implicit instruction includes:
Information data block described in Length Indication by the preprocessed data block passes through the pretreatment before channel coding.
19. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor The step in the processing method of the information data block as described in any one of claims 1 to 7 is realized when execution.
CN201810183163.6A 2018-03-06 2018-03-06 Information data block processing method and sending end Active CN110233697B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201810183163.6A CN110233697B (en) 2018-03-06 2018-03-06 Information data block processing method and sending end
PCT/CN2019/072795 WO2019169966A1 (en) 2018-03-06 2019-01-23 Method for processing information data block and transmitting terminal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810183163.6A CN110233697B (en) 2018-03-06 2018-03-06 Information data block processing method and sending end

Publications (2)

Publication Number Publication Date
CN110233697A true CN110233697A (en) 2019-09-13
CN110233697B CN110233697B (en) 2021-08-10

Family

ID=67845506

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810183163.6A Active CN110233697B (en) 2018-03-06 2018-03-06 Information data block processing method and sending end

Country Status (2)

Country Link
CN (1) CN110233697B (en)
WO (1) WO2019169966A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115941120A (en) * 2023-01-10 2023-04-07 北京东远润兴科技有限公司 Data synchronization method, device, equipment and storage medium

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101499805A (en) * 2008-01-31 2009-08-05 华为技术有限公司 Method for encoding, decoding and apparatus for encoding, decoding
CN101667884A (en) * 2008-09-03 2010-03-10 中兴通讯股份有限公司 Method and device for coding channel and method and device for decoding channel
WO2015006947A1 (en) * 2013-07-18 2015-01-22 华为技术有限公司 Low bit-rate coding method and device
WO2017075765A1 (en) * 2015-11-03 2017-05-11 华为技术有限公司 Control signaling transmission method and system, scheduling node, and scheduled node
CN106961319A (en) * 2016-01-12 2017-07-18 中兴通讯股份有限公司 A kind of method and apparatus of data processing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8582622B2 (en) * 2008-05-11 2013-11-12 Qualcomm Incorporated Spread-spectrum coding of data bursts
CN107666721B (en) * 2016-07-29 2020-11-03 中兴通讯股份有限公司 Data transmission method and device
CN106658758A (en) * 2017-02-10 2017-05-10 北京小米移动软件有限公司 State conversion method, state keeping method and device, and user equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101499805A (en) * 2008-01-31 2009-08-05 华为技术有限公司 Method for encoding, decoding and apparatus for encoding, decoding
CN101667884A (en) * 2008-09-03 2010-03-10 中兴通讯股份有限公司 Method and device for coding channel and method and device for decoding channel
WO2015006947A1 (en) * 2013-07-18 2015-01-22 华为技术有限公司 Low bit-rate coding method and device
WO2017075765A1 (en) * 2015-11-03 2017-05-11 华为技术有限公司 Control signaling transmission method and system, scheduling node, and scheduled node
CN106961319A (en) * 2016-01-12 2017-07-18 中兴通讯股份有限公司 A kind of method and apparatus of data processing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115941120A (en) * 2023-01-10 2023-04-07 北京东远润兴科技有限公司 Data synchronization method, device, equipment and storage medium

Also Published As

Publication number Publication date
WO2019169966A1 (en) 2019-09-12
CN110233697B (en) 2021-08-10

Similar Documents

Publication Publication Date Title
CN108631789B (en) Coding, interpretation method and equipment
US11038532B2 (en) Data processing method and device
CN108631815B (en) Data transmission method, network equipment and terminal equipment
CN106982172A (en) Determine the method and communication equipment of polarization code transport block size
CN109088702B (en) Communication method, network equipment and terminal
JP2019537379A (en) Coding method determination method and apparatus
KR20200031694A (en) Method and device
CN110572245A (en) Communication method and device
US11909417B2 (en) Data processing method and device
JP7282895B2 (en) Data retransmission decoding method, device, system and communication device
JP2020518202A (en) Data processing method and data processing device
CN109428676B (en) Method and device for synchronizing forward error correction coding and decoding modes
CN107734547A (en) State report generates and system, and status report reception method
CN110233697A (en) A kind of processing method and transmitting terminal of information data block
US11711169B2 (en) Base station device, and terminal device for retransmitting group of unit data
CN109417785B (en) Method for transmitting data, network device, terminal device and computer readable medium
CN113328826A (en) Data processing method and device
CN108809533B (en) Method and device for transmitting coding block group
CN111431675A (en) Data transmission method and device
WO2023011145A1 (en) Communication method and apparatus
WO2018171538A1 (en) Data transmission method, network device, and terminal device
CN113708900A (en) Data scheduling method and device
CN116916379A (en) Multilink data transmission method and related device
CN114679790A (en) Information transmission method and device and electronic equipment
CN113163503A (en) Method for receiving and transmitting downlink data channel and communication device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20210602

Address after: 100085 1st floor, building 1, yard 5, Shangdi East Road, Haidian District, Beijing

Applicant after: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd.

Address before: 100191 No. 40, Haidian District, Beijing, Xueyuan Road

Applicant before: Telecommunications Science and Technology Research Institute Co.,Ltd.

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant