CN106411477A - Uplink HARQ process maintenance method and device - Google Patents
Uplink HARQ process maintenance method and device Download PDFInfo
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- CN106411477A CN106411477A CN201510456820.6A CN201510456820A CN106411477A CN 106411477 A CN106411477 A CN 106411477A CN 201510456820 A CN201510456820 A CN 201510456820A CN 106411477 A CN106411477 A CN 106411477A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1822—Automatic repetition systems, e.g. Van Duuren systems involving configuration of automatic repeat request [ARQ] with parallel processes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1867—Arrangements specially adapted for the transmitter end
- H04L1/1874—Buffer management
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Abstract
The invention discloses an uplink HARQ process maintenance method and device, and relates to the field of communication technology. In the invention, parameters are determined according to a locally configured system, according to the parameters, a counter corresponding to user equipment and the PUSCH sub-frame number adopted by uplink data, the process number of the HARQ process allocated by the uplink data is determined, the HARQ process maintenance for the FDD and the TDD is realized, and the maintenance flow of the HARQ process under a dual mode system is simplified.
Description
Technical field
The present invention relates to communication technical field, safeguard particularly to a kind of ascending HARQ course
Method and device.
Background technology
With being continuously increased and radio spectrum resources day to high speed wireless multimedia business demand
Be becoming tight, the efficient mobile communication system of Probe into Future by have more and more important meaning and
It is worth.Hybrid automatic repeat-request (HARQ) technology can compensate well for wireless mobile channel
The impact to signal transmission of time-varying and multipath fading, has become as following 3G long evolving system
In one of indispensable key technology.
When user equipment (UE) is to base station transmission upstream data, base station needs for upper line number
According to distribution HARQ process, but do not exist in prior art and can be directed to FDD
(Frequency Division Duplexing, FDD) and time division duplex (Time Division
Duplexing, TDD) general HARQ process maintaining method, lead under bimodulus standard
Very loaded down with trivial details to the maintenance process of HARQ process.
Content of the invention
For realizing safeguarding for the general HARQ process of FDD and TDD, to simplify in bimodulus system
Maintenance process to HARQ process under formula, the invention provides a kind of ascending HARQ course dimension
Maintaining method, methods described includes：
Obtain the standard locally being configured, determine the sub-frame of uplink in radio frames according to described standard
Maximum needed for number and continuous data transmission enters number of passes, and obtains Uplink Shared Channel
Relation table between PUSCH subframe numbers and sub-frame of uplink index；
In the user device transmissions upstream data accessing, judge described user equipment whether first
Secondary transmission upstream data, if so, then will counter O reset corresponding with described user equipment；
It is based on described relation table according to the PUSCH subframe numbers that described upstream data is adopted to determine
Current sub-frame of uplink index corresponding with described upstream data；
Judge whether described current sub-frame of uplink index represents described user equipment in described standard
First sub-frame of uplink of lower radio frames, if so, then according to described enumerator, described radio frames
In sub-frame of uplink number and the required maximum of continuous data transmission enter number of passes to described enumerator
It is updated；
Maximum according to needed for described enumerator, current sub-frame of uplink index and continuous data are transmitted
Enter the process number that number of passes is defined as the HARQ process of described upstream data distribution, to realize
HARQ process is safeguarded.
Alternatively, according to the sub-frame of uplink number in described enumerator, described radio frames and continuous
Maximum needed for data transfer is entered number of passes and by following formula, described enumerator is updated,
HpCnt=Mod ((HpCnt+UlSubsfnNum), UlSubsfnNum*MaxHpNum)
Wherein, Mod is modulo operator, and HpCnt is the value of enumerator, U1SubsfnNum
For uplink frame number in radio frames, MaxHpNum enters for the required maximum of continuous data transmission
Number of passes.
Alternatively, indexed and continuous data transmission institute according to described enumerator, current sub-frame of uplink
The maximum needing is entered number of passes and passes through following formula to be defined as HARQ process that described upstream data distributes
Process number,
HpId=Mod ((UlSubSfnIdx+HpCnt), MaxHpNum)
Wherein, HpId is the process number of HARQ process, and Mod is modulo operator,
U1SubSfnIdx is current sub-frame of uplink index, and HpCnt is the value of enumerator, MaxHpNum
Enter number of passes for the required maximum of continuous data transmission.
Alternatively, described according to described enumerator, current sub-frame of uplink index and continuous data pass
Defeated required maximum enters the process that number of passes is defined as the HARQ process of described upstream data distribution
Number afterwards, methods described also includes：
Judge whether described HARQ process is in idle condition, if being in idle condition,
Identify that described HARQ process is occupied, and update the data of record in described HARQ process
Transmission information.
Alternatively, after the data transmission information of record in the described HARQ process of described renewal,
Methods described also includes：
Judge whether that the user equipment to all accesses all completes to process, if so, then terminate flow process；
If it is not, when then executing the described user device transmissions upstream data in access, judging described user
The step whether equipment transmits upstream data for the first time.
The invention also discloses a kind of ascending HARQ course attending device, described device includes：
Data capture unit, for obtaining the standard locally being configured, determines according to described standard
Sub-frame of uplink number in radio frames and the maximum needed for continuous data transmission enter number of passes, and obtain
Relation table between Uplink Shared Channel PUSCH subframe numbers and sub-frame of uplink index；
Judge to reset unit, in the user device transmissions upstream data accessing, judging institute
State user equipment whether for the first time transmission upstream data, if so, then will be with described user equipment pair
The counter O reset answered；
Index determining unit, for the PUSCH subframe numbers being adopted according to described upstream data
Current sub-frame of uplink index corresponding with described upstream data is determined based on described relation table；
Judge updating block, for judging whether described current sub-frame of uplink index represents described use
First sub-frame of uplink of family equipment radio frames under described standard, if so, then according to described meter
Sub-frame of uplink number in number device, described radio frames and the maximum process needed for continuous data transmission
Several described enumerator is updated；
Course allocation unit, for indexing and continuous according to described enumerator, current sub-frame of uplink
Maximum needed for data transfer enters the HARQ process that number of passes is defined as described upstream data distribution
Process number, with realize HARQ process maintenance.
Alternatively, described judgement updating block, is further used for according to described enumerator, described
Sub-frame of uplink number in radio frames and the required maximum of continuous data transmission are entered under number of passes passes through
Formula is updated to described enumerator,
HpCnt=Mod ((HpCnt+UlSubsfnNum), UlSubsfnNum*MaxHpNum)
Wherein, Mod is modulo operator, and HpCnt is the value of enumerator, U1SubsfnNum
For uplink frame number in radio frames, MaxHpNum enters for the required maximum of continuous data transmission
Number of passes.
Alternatively, described course allocation unit, is further used for according to described enumerator, current
Maximum needed for sub-frame of uplink index and continuous data transmission is entered number of passes and is defined as institute by following formula
State the process number of the HARQ process of upstream data distribution,
HpId=Mod ((UlSubSfnIdx+HpCnt), MaxHpNum)
Wherein, HpId is the process number of HARQ process, and Mod is modulo operator,
U1SubSfnIdx is current sub-frame of uplink index, and HpCnt is the value of enumerator, MaxHpNum
Enter number of passes for the required maximum of continuous data transmission.
Alternatively, described device also includes：
Take mark unit, for judging whether described HARQ process is in idle condition,
When being in idle condition, the described HARQ process of mark is occupied, and updates described HARQ
The data transmission information of record in process.
Alternatively, described device also includes：
Process judging unit, for judge whether the user equipment to all accesses all complete locate
Reason, if it is not, then call described judgement to reset unit.
The present invention determines parameter according to the standard locally being configured, according to described parameter and use
The PUSCH subframe numbers that the corresponding enumerator of family equipment and upstream data are adopted are defined as described
Upstream data distribution HARQ process process number it is achieved that for FDD and TDD general
HARQ process is safeguarded, simplifies the maintenance process to HARQ process under bimodulus standard.
Brief description
By reading detailed description, various other advantages and the benefit of hereafter preferred implementation
Those of ordinary skill in the art be will be clear from understanding.Accompanying drawing is only used for illustrating to be preferable to carry out
The purpose of mode, and it is not considered as limitation of the present invention.And in whole accompanying drawing, use
Identical reference markss represent identical part.In the accompanying drawings：
Fig. 1 is the flow process of the ascending HARQ course maintaining method of one embodiment of the present invention
Figure；
Fig. 2 is the flow process of the ascending HARQ course maintaining method of one embodiment of the present invention
Figure；
Fig. 3 is the structural frames of the ascending HARQ course attending device of one embodiment of the present invention
Figure.
Specific embodiment
With reference to the accompanying drawings and examples, detailed further to the specific embodiment work of the present invention
Description.Following examples are used for the present invention is described, but are not limited to the scope of the present invention.
Fig. 1 is the flow process of the ascending HARQ course maintaining method of one embodiment of the present invention
Figure；With reference to Fig. 1, methods described includes：
S101：Obtain the standard locally being configured, determined according to described standard upper in radio frames
Maximum needed for row number of sub-frames and continuous data transmission enters number of passes, and obtains Uplink Shared Channel
(Physical Uplink Shared Channel, PUSCH) subframe numbers are indexed with sub-frame of uplink
Between relation table；
It should be noted that because the executive agent of this method is base station, so locally being configured
Standard be the standard that configured of base station.
It will be appreciated that the standard that base station is configured may be FDD or TDD, in addition, by
Any one in the proportioning optional 0～6 of TDD, so, when described standard is TDD,
Also need to further determine that the proportioning that it selects, in addition, in the radio frames corresponding to every kind of standard
Sub-frame of uplink number and the required maximum of continuous data transmission enter number of passes and there is different, this part
Content can be determined by communication protocol, belong to content known in this field, will not be described here.
S102：In the user device transmissions upstream data accessing, judge that described user equipment is
No first time transmits upstream data, if so, then will be clear for enumerator corresponding with described user equipment
Zero；
In implementing, locally it is being provided with the one-to-one enumerator with each user equipment, is being
It is easy to the opening and closing of each enumerator are controlled, so, in present embodiment, locally
It is additionally provided with and described enumerator respectively corresponding enumerator flag bit, before this step, can be by
Each enumerator flag bit is set to FALSE in advance, and certainly, enumerator mark position is FALSE
When, corresponding enumerator will not start renewal, when enumerator mark position is TURE, corresponding
Enumerator start update.
Due to access user equipment after access base station it is possible to all not pass within a period of time
Defeated upstream data, so, in present embodiment, it is line number in transmission for the first time in user equipment
According to when, needs will counter O reset corresponding with described user equipment, and will be with described enumerator
Corresponding enumerator mark position is TURE.
It will be appreciated that when user is not transmission upstream data for the first time, can directly execute step
Rapid S103.
S103：It is based on described relation according to the PUSCH subframe numbers that described upstream data is adopted
Table determines current sub-frame of uplink index corresponding with described upstream data；
It will be appreciated that described user equipment is when transmitting upstream data, it is to need to adopt
PUSCH subframe is as real to realize the PUSCH subframe numbers in data transfer, this step
The subframe numbers of existing data transfer adopted PUSCH subframe.
S104：Judge whether described current sub-frame of uplink index represents described user equipment described
First sub-frame of uplink of radio frames under standard, if so, then according to described enumerator, described nothing
Sub-frame of uplink number in line frame and the maximum needed for continuous data transmission enter number of passes to described meter
Number device is updated；
For being further ensured that the versatility to standard, pass through following formula in this step to described enumerator
It is updated：
HpCnt=Mod ((HpCnt+UlSubsfnNum), UlSubsfnNum*MaxHpNum)
Wherein, Mod is modulo operator, and HpCnt is the value of enumerator, U1SubsfnNum
For uplink frame number in radio frames, MaxHpNum enters for the required maximum of continuous data transmission
Number of passes.
It will be appreciated that index in described current sub-frame of uplink not representing described user equipment in institute
State radio frames under standard first sub-frame of uplink when, can direct execution step S105.
S105：According to needed for described enumerator, current sub-frame of uplink index and continuous data are transmitted
Maximum enter the process number that number of passes is defined as the HARQ process of described upstream data distribution, with
Realize HARQ process to safeguard.
For being further ensured that the versatility to standard, it is defined as on described by following formula in this step
The process number of the HARQ process of row data distribution,
HpId=Mod ((UlSubSfnIdx+HpCnt), MaxHpNum)
Wherein, HpId is the process number of HARQ process, and Mod is modulo operator,
U1SubSfnIdx is current sub-frame of uplink index, and HpCnt is the value of enumerator, MaxHpNum
Enter number of passes for the required maximum of continuous data transmission.
Present embodiment determines parameter according to the standard locally being configured, according to described parameter,
The PUSCH subframe numbers that enumerator corresponding with user equipment and upstream data are adopted are defined as
The process number of the HARQ process of described upstream data distribution is it is achieved that be directed to FDD and TDD
General HARQ process is safeguarded, simplifies the maintenance to HARQ process under bimodulus standard
Flow process.
Fig. 2 is the flow process of the ascending HARQ course maintaining method of one embodiment of the present invention
Figure；With reference to Fig. 2, methods described includes：
S201：Obtain the standard locally being configured, determined according to described standard upper in radio frames
Maximum needed for row number of sub-frames and continuous data transmission enters number of passes, and obtains Uplink Shared Channel
Relation table between PUSCH subframe numbers and sub-frame of uplink index；
S202：In the user device transmissions upstream data accessing, judge that described user equipment is
No first time transmits upstream data, if so, then will be clear for enumerator corresponding with described user equipment
Zero；
S203：It is based on described relation according to the PUSCH subframe numbers that described upstream data is adopted
Table determines current sub-frame of uplink index corresponding with described upstream data；
S204：Judge whether described current sub-frame of uplink index represents described user equipment described
First sub-frame of uplink of radio frames under standard, if so, then according to described enumerator, described nothing
Sub-frame of uplink number in line frame and the maximum needed for continuous data transmission enter number of passes to described meter
Number device is updated；
S205：According to needed for described enumerator, current sub-frame of uplink index and continuous data are transmitted
Maximum enter the process number that number of passes is defined as the HARQ process of described upstream data distribution, with
Realize HARQ process to safeguard.
S206：Judge whether described HARQ process is in idle condition, if being in idle shape
State, then it is occupied to identify described HARQ process, and updates record in described HARQ process
Data transmission information (as information such as frame number, subframe numbers), be that receipt of subsequent data is prepared,
Execution step S207 again；If being not in idle condition, directly execution step S207；
S207：Judge whether that the user equipment to all accesses all completes to process, if so, then tie
Line journey；If it is not, then return to step S202.
For method embodiment, in order to be briefly described, therefore it is all expressed as a series of dynamic
Combine, but those skilled in the art should know, embodiment of the present invention is not retouched
The restriction of the sequence of movement stated, because according to embodiment of the present invention, some steps can adopt
Other sequentially or are simultaneously carried out.Secondly, those skilled in the art also should know, description
Described in embodiment belong to preferred implementation, involved action is not necessarily
Necessary to embodiment of the present invention.
Fig. 3 is the flow process of the ascending HARQ course maintaining method of one embodiment of the present invention
Figure；With reference to Fig. 3, described device includes：
Data capture unit 301, for obtaining the standard locally being configured, according to described standard
Determine that the sub-frame of uplink number in radio frames and the maximum needed for continuous data transmission enter number of passes, and
Obtain the relation table between Uplink Shared Channel PUSCH subframe numbers and sub-frame of uplink index；
Judge to reset unit 302, in the user device transmissions upstream data accessing, sentencing
Whether for the first time the described user equipment that breaks transmission upstream data, if so, then will be set with described user
Standby corresponding counter O reset；
Index determining unit 303, for PUSCH being adopted according to described upstream data
Frame number is based on described relation table and determines current sub-frame of uplink index corresponding with described upstream data；
Judge updating block 304, for judging whether described current sub-frame of uplink index represents institute
State first sub-frame of uplink of user equipment radio frames under described standard, if so, then according to institute
State enumerator, the sub-frame of uplink number in described radio frames and the required maximum of continuous data transmission
Enter number of passes described enumerator is updated；
Course allocation unit 305, for according to described enumerator, current sub-frame of uplink index and
The required maximum of continuous data transmission enters the HARQ that number of passes is defined as described upstream data distribution
The process number of process, to realize the maintenance of HARQ process.
In a kind of optional embodiment of the present invention, described judgement updating block, use further
According to the sub-frame of uplink number in described enumerator, described radio frames and continuous data transmission institute
The maximum needing is entered number of passes and by following formula, described enumerator is updated,
HpCnt=Mod ((HpCnt+UlSubsfnNum), UlSubsfnNum*MaxHpNum)
Wherein, Mod is modulo operator, and HpCnt is the value of enumerator, U1SubsfnNum
For uplink frame number in radio frames, MaxHpNum enters for the required maximum of continuous data transmission
Number of passes.
In a kind of optional embodiment of the present invention, described course allocation unit, use further
Maximum needed for being transmitted according to described enumerator, current sub-frame of uplink index and continuous data is entered
Number of passes is defined as the process number of the HARQ process of described upstream data distribution by following formula,
HpId=Mod ((UlSubSfnIdx+HpCnt), MaxHpNum)
Wherein, HpId is the process number of HARQ process, and Mod is modulo operator,
U1SubSfnIdx is current sub-frame of uplink index, and HpCnt is the value of enumerator, MaxHpNum
Enter number of passes for the required maximum of continuous data transmission.
In a kind of optional embodiment of the present invention, described device also includes：
Take mark unit, for judging whether described HARQ process is in idle condition,
When being in idle condition, the described HARQ process of mark is occupied, and updates described HARQ
The data transmission information of record in process.
In a kind of optional embodiment of the present invention, described device also includes：
Process judging unit, for judge whether the user equipment to all accesses all complete locate
Reason, if it is not, then call described judgement to reset unit.
For device embodiments, due to itself and method embodiment basic simlarity, so
Describe is fairly simple, and in place of correlation, the part referring to method embodiment illustrates.
It should be noted that in all parts of assembly of the invention, to be realized according to it
Function and logical partitioning has been carried out to part therein, but, the present invention is not only restricted to this, can
To be repartitioned to all parts as needed or to be combined, for example, it is possible to by some portions
Part is combined as single part, or some parts can be further broken into more sub-portions
Part.
The all parts embodiment of the present invention can be realized with hardware, or with one or
The software module run on multiple processors is realized, or is realized with combinations thereof.This area
It will be appreciated by the skilled person that can be in practice using microprocessor or Digital Signal Processing
Device (DSP) is realizing according to some or all parts in the device of embodiment of the present invention
Some or all functions.The present invention is also implemented as executing side as described herein
Some or all equipment of method or program of device (for example, computer program and calculating
Machine program product).Such program realizing the present invention can be stored in computer-readable medium
On, or can have the form of one or more signal.Such signal can be from because of spy
Download on net website and obtain, or provide on carrier signal, or carried with any other form
For.
It should be noted that above-mentioned embodiment the present invention will be described rather than to the present invention
Limited, and those skilled in the art are in the situation without departing from scope of the following claims
Under can design replacement embodiment.In the claims, should not be by appointing between bracket
What reference marks is configured to limitations on claims.Word "comprising" does not exclude the presence of and does not arrange
Element in the claims or step.Word "a" or "an" before element
Do not exclude the presence of multiple such elements.The present invention can be by means of including some different elements
Hardware and realized by means of properly programmed computer.If listing the list of equipment for drying
In first claim, several in these devices can be Lai concrete by same hardware branch
Embody.The use of word first, second, and third does not indicate that any order.Can be by this
A little words are construed to title.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, relevant
The those of ordinary skill of technical field, without departing from the spirit and scope of the present invention,
Can also make a variety of changes and modification, therefore all equivalent technical schemes fall within the present invention
Category, the scope of patent protection of the present invention should be defined by the claims.
Claims (10)
1. a kind of ascending HARQ course maintaining method is it is characterised in that methods described includes：
Obtain the standard locally being configured, determine the sub-frame of uplink in radio frames according to described standard
Maximum needed for number and continuous data transmission enters number of passes, and obtains Uplink Shared Channel
Relation table between PUSCH subframe numbers and sub-frame of uplink index；
In the user device transmissions upstream data accessing, judge described user equipment whether first
Secondary transmission upstream data, if so, then will counter O reset corresponding with described user equipment；
It is based on described relation table according to the PUSCH subframe numbers that described upstream data is adopted to determine
Current sub-frame of uplink index corresponding with described upstream data；
Judge whether described current sub-frame of uplink index represents described user equipment in described standard
First sub-frame of uplink of lower radio frames, if so, then according to described enumerator, described radio frames
In sub-frame of uplink number and the required maximum of continuous data transmission enter number of passes to described enumerator
It is updated；
Maximum according to needed for described enumerator, current sub-frame of uplink index and continuous data are transmitted
Enter the process number that number of passes is defined as the HARQ process of described upstream data distribution, to realize
HARQ process is safeguarded.
2. the method for claim 1 it is characterised in that according to described enumerator,
Sub-frame of uplink number in described radio frames and the maximum needed for continuous data transmission are entered number of passes and are led to
Cross following formula described enumerator is updated,
HpCnt=Mod ((HpCnt+UlSubsfnNum), UlSubsfnNum*MaxHpNum)
Wherein, Mod is modulo operator, and HpCnt is the value of enumerator, U1SubsfnNum
For uplink frame number in radio frames, MaxHpNum enters for the required maximum of continuous data transmission
Number of passes.
3. the method for claim 1 it is characterised in that according to described enumerator,
Maximum needed for current sub-frame of uplink index and continuous data transmission is entered number of passes and is determined by following formula
The process number of the HARQ process distributed for described upstream data,
HpId=Mod ((UlSubSfnIdx+HpCnt), MaxHpNum)
Wherein, HpId is the process number of HARQ process, and Mod is modulo operator,
U1SubSfnIdx is current sub-frame of uplink index, and HpCnt is the value of enumerator, MaxHpNum
Enter number of passes for the required maximum of continuous data transmission.
4. the method as any one of claims 1 to 3 is it is characterised in that described root
Transmit required maximum according to described enumerator, current sub-frame of uplink index and continuous data and enter number of passes
After being defined as the process number of HARQ process of described upstream data distribution, methods described is also
Including：
Judge whether described HARQ process is in idle condition, if being in idle condition,
Identify that described HARQ process is occupied, and update the data of record in described HARQ process
Transmission information.
5. method as claimed in claim 4 is it is characterised in that the described HARQ of described renewal
After the data transmission information of record in process, methods described also includes：
Judge whether that the user equipment to all accesses all completes to process, if so, then terminate flow process；
If it is not, when then executing the described user device transmissions upstream data in access, judging described user
The step whether equipment transmits upstream data for the first time.
6. a kind of ascending HARQ course attending device is it is characterised in that described device includes：
Data capture unit, for obtaining the standard locally being configured, determines according to described standard
Sub-frame of uplink number in radio frames and the maximum needed for continuous data transmission enter number of passes, and obtain
Relation table between Uplink Shared Channel PUSCH subframe numbers and sub-frame of uplink index；
Judge to reset unit, in the user device transmissions upstream data accessing, judging institute
State user equipment whether for the first time transmission upstream data, if so, then will be with described user equipment pair
The counter O reset answered；
Index determining unit, for the PUSCH subframe numbers being adopted according to described upstream data
Current sub-frame of uplink index corresponding with described upstream data is determined based on described relation table；
Judge updating block, for judging whether described current sub-frame of uplink index represents described use
First sub-frame of uplink of family equipment radio frames under described standard, if so, then according to described meter
Sub-frame of uplink number in number device, described radio frames and the maximum process needed for continuous data transmission
Several described enumerator is updated；
Course allocation unit, for indexing and continuous according to described enumerator, current sub-frame of uplink
Maximum needed for data transfer enters the HARQ process that number of passes is defined as described upstream data distribution
Process number, with realize HARQ process maintenance.
7. device as claimed in claim 6 is it is characterised in that described judgement updating block,
It is further used for according to the sub-frame of uplink number in described enumerator, described radio frames and consecutive numbers
Enter number of passes according to the required maximum of transmission by following formula, described enumerator to be updated,
HpCnt=Mod ((HpCnt+UlSubsfnNum), UlSubsfnNum*MaxHpNum)
Wherein, Mod is modulo operator, and HpCnt is the value of enumerator, U1SubsfnNum
For uplink frame number in radio frames, MaxHpNum enters for the required maximum of continuous data transmission
Number of passes.
8. device as claimed in claim 6 is it is characterised in that described course allocation unit,
It is further used for according to needed for described enumerator, current sub-frame of uplink index and continuous data are transmitted
Maximum enter the entering of HARQ process that number of passes is defined as the distribution of described upstream data by following formula
Cheng Hao,
HpId=Mod ((UlSubSfnIdx+HpCnt), MaxHpNum)
Wherein, HpId is the process number of HARQ process, and Mod is modulo operator,
U1SubSfnIdx is current sub-frame of uplink index, and HpCnt is the value of enumerator, MaxHpNum
Enter number of passes for the required maximum of continuous data transmission.
9. the device as any one of claim 6～8 is it is characterised in that described dress
Put and also include：
Take mark unit, for judging whether described HARQ process is in idle condition,
When being in idle condition, the described HARQ process of mark is occupied, and updates described HARQ
The data transmission information of record in process.
10. device as claimed in claim 9 is it is characterised in that described device also includes：
Process judging unit, for judge whether the user equipment to all accesses all complete locate
Reason, if it is not, then call described judgement to reset unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456820.6A CN106411477B (en) | 2015-07-29 | 2015-07-29 | Ascending HARQ course maintaining method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510456820.6A CN106411477B (en) | 2015-07-29 | 2015-07-29 | Ascending HARQ course maintaining method and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106411477A true CN106411477A (en) | 2017-02-15 |
| CN106411477B CN106411477B (en) | 2019-05-28 |
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