CN103874218B - A kind of resource regulating method in semi-static transmission - Google Patents
A kind of resource regulating method in semi-static transmission Download PDFInfo
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- CN103874218B CN103874218B CN201210535168.3A CN201210535168A CN103874218B CN 103874218 B CN103874218 B CN 103874218B CN 201210535168 A CN201210535168 A CN 201210535168A CN 103874218 B CN103874218 B CN 103874218B
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- frequency band
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- difference frequency
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Abstract
This application discloses the resource regulating method in a kind of semi-static transmission, including:When UE carries out data transmission, network side counts the Block Error Rate of the UE according to default measurement period;When the Block Error Rate of the UE that continuous n times are counted on exceedes default business transmits Block Error Rate thresholding, network side issues semi-static SPS transmission to the UE and closes mandate, by the UE labeled as user is interrupted, shared frequency band is labeled as the difference frequency band of the UE when UE is carried out data transmission;In each scheduling instance, network side priority scheduling current markers are the user equipment (UE) for interrupting useri, and preferentially distribute the interruption user UEiThe frequency band of non-difference frequency band give interruption user UEi;For each difference frequency band, after the time labeled as difference frequency band reaches default effective time thresholding, the difference frequency band is reverted to the non-difference frequency band of correspondence user.The present invention can reduce the release and the generation for reconnecting of high-level business when transmission situation is poor.
Description
Technical field
The present invention relates to mobile communication technology, the resource regulating method in more particularly to a kind of semi-static transmission.
Background technology
It is relative for set time inter-packet gap, data package size in the cellular radio Communication system based on OFDM technology
Fixed and smaller business, is reduction signaling consumption, general by the way of semi-persistent scheduling, as user's assignment period
Up-downgoing resource be used for the initial transmission of business, data are used for by physical layer or MAC layer control signaling dynamic allocation of resources
Retransmit.
In actual applications, for the semi-static business transmitted, may exist in certain Resource Block(RB)Upper letter
Road condition is poor, MAC layer continuously passes the problem of wrong N frames or co-channel interference relatively strong, MAC layer continuously passes wrong N frames on certain RB
Problem.
And have various the reason for cause above mentioned problem, such as:1)To the channel quality detection in resource not in time;2)Detection
Result have deviation;3)Although real-time detection channel quality, does not account for factor of adjacent area co-channel interference etc.;4)LTE
System bandwidth is larger, and the transmission characteristic between frequency band relatively far apart may have bigger difference, and due to being moved in transmission path
The change of animal body, transmission characteristic is likely to change over time.Further, since the barrier on transmission quality and propagation path is special
Property is relevant, so terminal of the identical frequency band for diverse location, propagation characteristic also has difference.If there is above-mentioned situation,
It is likely to result in judging into radio link failure, or directly closes allocated resource, and then may causes to initiate again
Stochastic accessing, RRC/RLC connection reconstructions greatly affected the propagation delay time of business and the stability of system.
In the classics dispatching method such as existing poll, for the user in semi-static transmitting procedure, if channel quality becomes
Difference, does not do specially treated.In that way it is possible to can be due to waiting scheduling user too many in system so that be closed the user of resource
Queue to tail of the queue and rescheduled, it is necessary to be lot more time to acquisition interface-free resources, at this time the high-level business of user has been interrupted
For a long time, and user to reschedule also do not avoid especially and transmitted resource in bad order originally, it is possible to which it is poor still to choose
Resource, so may continue to constantly close resource, wait scheduling.The experience of above-mentioned situation further aspect business is very poor, another
Aspect is also possible to by the release of high-rise directly initiation business because the high-rise stand-by period is long, rebuilds flow, causes propagation delay time
Increase.
The content of the invention
In view of this, it is a primary object of the present invention to provide the resource regulating method in a kind of semi-static transmission, the party
Method can reduce the release and the generation for reconnecting of high-level business when transmission situation is poor.
In order to achieve the above object, technical scheme proposed by the present invention is:
A kind of resource regulating method in semi-static transmission, including:
When user equipment (UE) carries out data transmission, network side counts the Block Error Rate of the UE according to default measurement period;
When the Block Error Rate of the UE that continuous n times are counted on exceedes default business transmits Block Error Rate thresholding, network
Side issues semi-static SPS transmission to the UE and closes mandate, by the UE labeled as user is interrupted, the UE is carried out into data biography
Difference frequency band of the shared frequency band labeled as UE when defeated;The N>1;
In each scheduling instance, network side priority scheduling current markers are the user equipment (UE) for interrupting useri, and preferentially divide
With interruption user UEiThe frequency band of non-difference frequency band give interruption user UEi;
For difference frequency band each described, after the time labeled as difference frequency band reaches default effective time thresholding, by this
Difference frequency band reverts to the non-difference frequency band of correspondence user.
In sum, the resource regulating method in semi-static transmission proposed by the present invention, the user to Transmission makees special
Different mark, while the subband poor to channel makees difference subband mark, makes the user being interrupted after the interruption, can be in time in channel
Continue to transmit on preferably new subband, to reach the time delay and error block rate requirement of business, so as to can be poor in transmission situation
When reduce the release and the generation that reconnects of high-level business.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment to the present invention
It is described in further detail.
Core concept of the invention is:When user causes transmission situation poor for some reason in transmitting procedure, if
After putting Transmission, other band resources are switched in time, and for such user priority dispatching distribution resource ensureing business
The continuity of transmission, while making the difference subband mark to the frequency band of poor transmission, finally makes user to believe in time after the interruption
Continue to transmit on the preferably new subband in road, it is to avoid the release of high-level business occur and reconnect.
The embodiment of the present invention one mainly includes:
When user equipment (UE) carries out data transmission, network side counts the Block Error Rate of the UE according to default measurement period;
When the Block Error Rate of the UE that continuous n times are counted on exceedes default business transmits Block Error Rate thresholding, network
Side issues semi-static SPS transmission to the UE and closes mandate, by the UE labeled as user is interrupted, the UE is carried out into data biography
Difference frequency band of the shared frequency band labeled as UE when defeated;
In each scheduling instance, network side priority scheduling current markers are the user equipment (UE) for interrupting useri, and preferentially divide
With interruption user UEiThe frequency band of non-difference frequency band give interruption user UEi;
For difference frequency band each described, after the time labeled as difference frequency band reaches default effective time thresholding, by this
Difference frequency band reverts to the non-difference frequency band of correspondence user.
Here, network side issues SPS transmission to the UE and closes mandate, then can temporarily interrupt the MAC layer HARQ of the UE
Data transfer, but RLC entities are not discharged.
Using the above method, can avoid dispatching user on the frequency band of poor transmission, meanwhile, Transmission can be made
User can shortly recover number biography after service disconnection, it is to avoid high-level business time-out.
Further, in addition to reverting to non-difference frequency band using above-mentioned effective time thresholding periodic triggering difference frequency band, also
Difference frequency band can be made to revert to non-difference frequency band by way of event is triggered, if user has been dispatched to the frequency band transmission,
So band condition returns to original state, and original state is non-difference, and then the result according to transmission rejudges the frequency band again
Difference and non-difference, i.e.,:It is being the interruption user UEiIt is assigned with the UEiDifference frequency band when, the difference frequency band is reverted into the UEi's
Non- difference frequency band.
In view of in practical application, edge customer dtr signal, it is preferred that it is excellent to formulate edge customer distribution frequency band
The strategy of first level, it is preferential to ensure that edge customer first assigns to more preferable frequency band, to improve the transmission quality of edge customer.Specifically,
In each scheduling instance, when resource is distributed for edge customer, the poor band resource of non-any user, secondary is distributed according to override
The difference frequency band but the non-strategy of the poor band resource of user of preferential distribution other users, carry out the distribution.
Using above-mentioned strategy, the worst difference frequency band by distributing user itself of edge customer;For central user, then may be selected
All frequency bands.
Using above-mentioned technical proposal, can in semi-static transmitting procedure, to the interruption user for causing for some reason,
The priority scheduling in scheduling process next time, and the subband that channel quality may be differed from is avoided, so can be in high-level business time delay
Data transfer is completed before time-out, it is ensured that the business transmission of user, it is possible to according to the real transmission quality of user come adaptive
Inappropriate frequency band should be avoided.
In sum, presently preferred embodiments of the present invention is these are only, is not intended to limit the scope of the present invention.
All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in of the invention
Within protection domain.
Claims (3)
1. the resource regulating method in a kind of semi-static transmission, it is characterised in that including:
When user equipment (UE) carries out data transmission, network side counts the Block Error Rate of the UE according to default measurement period;
When the Block Error Rate of the UE that continuous n times are counted on exceedes default business transmits Block Error Rate thresholding, network side pair
The UE issues semi-static SPS transmission and closes mandate, by the UE labeled as interruption user, when the UE is carried out data transmission
Difference frequency band of the shared frequency band labeled as the UE;The N>1;The network side issues SPS transmission closings to the UE and awards
Power includes temporarily interrupting the MAC layer HARQ data transmission of the UE, but does not discharge RLC entities;
In each scheduling instance, network side priority scheduling current markers are the user equipment (UE) for interrupting useri, and preferentially distribution should
Interrupt user UEiThe frequency band of non-difference frequency band give interruption user UEi;
For difference frequency band each described, after the time labeled as difference frequency band reaches default effective time thresholding, by the difference frequency
Band reverts to the non-difference frequency band of correspondence user.
2. resource regulating method according to claim 1, it is characterised in that methods described is further included:
If the interruption user UEiIt is assigned with the UEiDifference frequency band, then the difference frequency band is reverted into the UEiNon- difference frequency
Band.
3. resource regulating method according to claim 1, it is characterised in that methods described is further included:
In each scheduling instance, when resource is distributed for edge customer, the difference frequency band for distributing non-any user according to override is provided
The difference frequency band but the non-strategy of the poor band resource of user of other users are distributed in source, second priority, carry out the distribution.
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CN201210535168.3A CN103874218B (en) | 2012-12-12 | 2012-12-12 | A kind of resource regulating method in semi-static transmission |
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CN103874218A CN103874218A (en) | 2014-06-18 |
CN103874218B true CN103874218B (en) | 2017-06-16 |
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Families Citing this family (5)
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CN106162886A (en) * | 2015-04-01 | 2016-11-23 | 普天信息技术有限公司 | A kind of resource allocation methods and base station |
CN107295679A (en) * | 2016-04-01 | 2017-10-24 | 中兴通讯股份有限公司 | The dispatching method and device of resource |
US10993209B2 (en) * | 2017-01-26 | 2021-04-27 | Lg Electronics Inc. | Method for performing data communication in wireless communication system and terminal using same method |
CN109246187A (en) * | 2018-08-02 | 2019-01-18 | 浙江中农在线电子商务有限公司 | Form data method for uploading and device |
CN112398587B (en) * | 2019-08-14 | 2022-06-07 | 中国移动通信有限公司研究院 | Control method, terminal and equipment for HARQ (hybrid automatic repeat request) process feedback |
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CN101583193A (en) * | 2009-06-24 | 2009-11-18 | 中国科学院计算技术研究所 | Distribution method for wireless resource ascended by base station terminal in LTE system and device |
CN101931961A (en) * | 2009-06-23 | 2010-12-29 | 华为技术有限公司 | Method, system and equipment for realizing return link control channel transmission of relay system |
EP2312895A1 (en) * | 2008-08-04 | 2011-04-20 | Panasonic Corporation | Base station, terminal, band allocation method, and downlink data communication method |
CN102131297A (en) * | 2011-03-16 | 2011-07-20 | 电信科学技术研究院 | Method and equipment for allocating uplink resource |
CN102415187A (en) * | 2009-04-23 | 2012-04-11 | 松下电器产业株式会社 | Logical channel prioritization procedure for generating multiple uplink transport blocks |
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Patent Citations (5)
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EP2312895A1 (en) * | 2008-08-04 | 2011-04-20 | Panasonic Corporation | Base station, terminal, band allocation method, and downlink data communication method |
CN102415187A (en) * | 2009-04-23 | 2012-04-11 | 松下电器产业株式会社 | Logical channel prioritization procedure for generating multiple uplink transport blocks |
CN101931961A (en) * | 2009-06-23 | 2010-12-29 | 华为技术有限公司 | Method, system and equipment for realizing return link control channel transmission of relay system |
CN101583193A (en) * | 2009-06-24 | 2009-11-18 | 中国科学院计算技术研究所 | Distribution method for wireless resource ascended by base station terminal in LTE system and device |
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