CN1992559B - Method for dynamic regulating uplink voice rate of terminal - Google Patents
Method for dynamic regulating uplink voice rate of terminal Download PDFInfo
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Abstract
The invention is a terminal uplink voice rate dynamic adjustment method, including: when receiving the UTRAN empty rate control information, RRC module configures TFCS subset, and according to CTFC value, the MAC module finds the transmission channel corresponding to AMR A sub-flow, and determines the corresponding RLCSIZE set, and according to RLCSIZE set it finds the uplink voice rate activation set required by AMR module; sending the uplink voice rate activation set to AMR module; AMR module selects a new uplink voice rate, and sends the uplink coding data to RLC/MAC module, through encryption, TFC selection, and other processes, sending to the physical layer, and ultimately, through the UTRAN, sending to the CN AMR codec. The method of the invention makes terminal AMR rate control and MAC, TFC selection close matching; and link layer and AMR keeping synchronous.
Description
Technical field
The present invention relates to the method that a kind of terminal voice rate is dynamically adjusted, relate in particular to the method that a kind of uplink voice rate of terminal is dynamically adjusted.
Background technology
Third generation Wideband Code Division Multiple Access (WCDMA) access/TD SDMA inserts (Wideband CodeDivision Multiple Access/Time-Division Synchronous Code Division MultipleAccess) (hereinafter to be referred as WCDMA/TD-SCDMA) mobile communication system and has used adaptive multi-rate (Adaptive Multi Rate) (hereinafter to be referred as AMR) speech coding technology, and adaptive multi-rate-arrowband (AMR Narrow Band, abbreviation AMR-NB) eight kinds of bit rates is arranged, be respectively 12.2kbps, 10.2kbps, 7.95kbps, 7.40kbps, 6.70kbps, 5.90kbps, 5.15kbps and 4.75kbps.AMR speech coder and decoder device is positioned at core net (CoreNetwork) (hereinafter to be referred as CN) and subscriber equipment (User Equipment) (hereinafter to be referred as UE) in WCDMA/TD-SCDMA, finish and the pattern of AMR speech coder and decoder device is controlled at universal land radio access web (UniversalTerrestrial Radio Access Network) (hereinafter to be referred as UTRAN).
In the down link of WCDMA/TD-SCDMA, when the traffic carrying capacity on the air interface surpasses endurable load, will change the currently used speed of AMR; When frame error rate (Frame ErrorRate, be called for short FER) value greatly, also need to change the speed of AMR during the link-quality variation.In the up link of WCDMA/TD-SCDMA, when needing the speech business overlay area of extended uplink, can use a plurality of AMR patterns; When receiving the load overload report of air interface, need to adjust the speed of AMR.
The voice rate adjustment of WCDMA/TD-SCDMA terminal relates generally to the speech pattern adjustment of up link, and it may comprise band inner control and the outer control of band, wherein be with inner control mainly to be adjusted voluntarily by AMR, and the problem that the outer control of band runs into mainly comprises:
1) realizes terminal voice rate controlled function wherein;
2) when carry out the adjustment of voice rate;
3) how to indicate (TransportFormat Indicator) (hereinafter to be referred as TFI)/transport format combination set (Transport FormatCombination Set) (hereinafter to be referred as TFCS) to carry out correspondence the different transpost formats of different voice rates and transmission channel.
Summary of the invention
In view of above-mentioned, in order to realize with outer control and to realize the dynamic adjustment of terminal voice rate effectively, the method that the object of the present invention is to provide a kind of terminal voice rate dynamically to adjust, it is applicable to that the adjustment of WCDMA/TD-SCDMA terminal control voice rate handles.
For achieving the above object, the method that a kind of uplink voice rate of terminal of the present invention is dynamically adjusted is applicable to the UTRAN control of WCDMA/TD-SCDMA terminal, comprises the steps:
After step 1:UE receives the rate controlled message of eating dishes without rice or wine of UTRAN transmission, medium access control (Medium Access Control) (hereinafter to be referred as MAC) module judges whether comprise transformat combination (Transport Format Combination) (hereinafter to be referred as TFC) duration parameter in this rate controlled message of eating dishes without rice or wine, i.e. the TFC control duration (hereinafter to be referred as TFC Control Duration);
Step 2: the TFCS subclass that the above-mentioned MAC module of Radio Resource control (Radio Resource Control) (hereinafter to be referred as RRC) block configuration requires;
Step 3: above-mentioned MAC module is resolved the TFI of each transmission channel, and is judged whether to exist the transmission channel of corresponding A MR category-A stream, if then execution in step 4 according to TFC (Calculated TFC) (hereinafter to be referred as the CTFC) value of calculating; Otherwise, execution in step 10;
Step 4: Radio Link controll block size (Radio Link Control SIZE) (hereinafter to be referred as the RLCSIZE) collection of the corresponding above-mentioned TFI of above-mentioned MAC module searches, and search the uplink voice rate Active Set of the AMR module requirement of above-mentioned UE according to this RLCSIZE collection;
Step 5: above-mentioned MAC module sends to above-mentioned uplink voice rate Active Set the AMR module of above-mentioned UE;
Step 6: the AMR module of above-mentioned UE need be reselected uplink voice rate, and the up coded data that above-mentioned uplink voice rate Active Set produces is sent to Radio Link control (RadioLink Control) (hereinafter to be referred as RLC)/MAC module;
Step 7: through after the processes such as encryption and TFC selection, the AMR module of above-mentioned UE sends it to physical layer to above-mentioned up coded data at least, sends to the AMR module decoding of CN afterwards through UTRAN; If step 1 is judged in the above-mentioned rate controlled message of eating dishes without rice or wine and comprised TFC ControlDuration, then execution in step 8; If not, execution in step 10 then;
Step 8: through behind the above-mentioned TFC Control Duration, above-mentioned MAC module will the uplink voice rate Active Set corresponding with acquiescence TFCS subclass sends to the AMR module of above-mentioned UE;
Step 9: the AMR module of above-mentioned UE need be reselected uplink voice rate, and the up coded data that the uplink voice rate Active Set in the above-mentioned steps 8 is produced sends to the RLC/MAC module;
Step 10: finish.
Wherein, above-mentioned MAC module is to carry out the functional entity that TFC selects.
Above-mentioned steps 2 also comprises the steps: the effective activationary time point of the above-mentioned TFCS subclass of above-mentioned RRC block configuration.
Further, in above-mentioned steps 5, above-mentioned MAC module sends to above-mentioned uplink voice rate Active Set at the previous Transmission Time Interval (Transmission Time Interval) (hereinafter to be referred as TTI) of above-mentioned activationary time point the AMR module of above-mentioned UE; And in above-mentioned steps 6, the AMR module of above-mentioned UE sends to the RLC/MAC module in the above-mentioned activationary time up coded data that above-mentioned uplink voice rate Active Set produces of naming a person for a particular job.
Wherein, before carrying out above-mentioned steps 8, also comprise the steps: the effective activationary time point of the above-mentioned acquiescence TFCS subclass of above-mentioned RRC block configuration.
Further, in above-mentioned steps 8, above-mentioned MAC module will the uplink voice rate Active Set corresponding with above-mentioned acquiescence TFCS subclass sends to the AMR module of above-mentioned UE at the previous TTI of the effective activationary time point of above-mentioned acquiescence TFCS subclass; And in above-mentioned steps 9, the up coded data that the uplink voice rate Active Set of above-mentioned AMR module in the effective activationary time of above-mentioned acquiescence TFCS subclass is named a person for a particular job above-mentioned steps 8 produces sends to the RLC/MAC module.
Wherein, in above-mentioned steps 7, if comprise above-mentioned TFCControl Duration in the above-mentioned rate controlled message of eating dishes without rice or wine, then above-mentioned MAC module uses the TFCS subclass that is provided with in the above-mentioned steps 2 to carry out above-mentioned TFC selection course; And if do not comprise above-mentioned TFCControl Duration in the above-mentioned rate controlled message of eating dishes without rice or wine, then above-mentioned MAC module uses above-mentioned acquiescence TFCS subclass to carry out above-mentioned TFC selection course.
Adopt method of the present invention, compare, have following advantage with third generation partner program (the 3rd GenerationPartnership Project is called for short 3GPP) 25.331:
1) makes WCDMA-TD-SCDMA terminal AMR rate controlled and MAC, TFC select to closely cooperate, thereby realize the speed adjustment fast;
2) link layer and AMR keep synchronously.
Below in conjunction with accompanying drawing, concrete enforcement of the present invention is described in further detail.For those skilled in the art that, from the detailed description to the inventive method, above-mentioned and other purposes of the present invention, feature and advantage will be apparent.
Description of drawings
Fig. 1 is the main schematic flow sheet of the method for the invention;
Fig. 2 is the figure of mobile switching centre (Mobile Switching Centre) (hereinafter to be referred as MSC) that the uplink voice rate of the UTRAN control of a preferred embodiment of the present invention is adjusted.
Embodiment
Be described in further detail below in conjunction with the enforcement of accompanying drawing technical scheme of the present invention.
Basic ideas of the present invention are:
1) MAC module and voice rate adjustment are combined closely;
2) receiving the eating dishes without rice or wine during rate controlled message of UTRAN, RRC block configuration TFCS subclass, the MAC module finds the transmission channel of corresponding A MRA class stream according to the CTFC value, and judges corresponding RLCSIZE collection, finds the desired uplink voice rate Active Set of AMR module according to the RLCSIZE collection;
3) the uplink voice rate Active Set is sent to the AMR module;
4) the AMR module is selected new uplink voice rate, and up coded data is sent to the RLC/MAC module, sends to physical layer through processes such as encryption, TFC selections, and finally sends to the AMR decoding of CN through UTRAN.
Fig. 1 is the main schematic flow sheet of the method for the invention; Fig. 2 is the MSC figure that the uplink voice rate of the UTRAN control of a preferred embodiment of the present invention is adjusted, and wherein UTRAN carries out the uplink voice rate adjustment according to judgements such as measurements to the WCDMA/TD-SCDSMA terminal.Please see figures.1.and.2 simultaneously, the uplink voice rate adjustment of UTRAN control comprises the steps:
Step 1: UTRAN sends TRANSPORT FORMAT COMBINATIONCONTROL message to UE, and wherein this message does not comprise TFC Control duration;
After step 2: UE receives above-mentioned message, by the TFCS subclass and the effective activationary time point of subclass of RRC block configuration MAC module requirement;
Step 3: above-mentioned MAC module is according to the CTFC value, be resolved to the TFI of each transmission channel, if certain transport channel (being corresponding A MR category-A stream) exists, then there is voice AMR business in expression, the transmission block size (Transport Block SIZE) (hereinafter to be referred as TBSIZE) (corresponding) of the corresponding TFI of then above-mentioned MAC module searches with RLCSIZE, and, determine the son stream kind of AMR according to the length of above-mentioned AMR category-A stream and the relation of TBSIZE;
Step 4: above-mentioned MAC module corresponds to the uplink voice rate Active Set of the AMR module requirement of UE with each AMR stream, and the uplink voice rate Active Set is sent to the AMR module of above-mentioned UE when the previous TTI of activationary time point;
Step 5: when activationary time point, the up coded data that the AMR module of above-mentioned UE uses above-mentioned uplink voice rate Active Set to produce sends to the RLC/MAC module, above-mentioned MAC module uses the new TFCS subclass of above-mentioned RRC block configuration to carry out the TFC selection simultaneously, to keep synchronous;
Step 6: after the processes such as the encryption of above-mentioned up coded data process, TFC selection, the AMR module of above-mentioned UE sends it to physical layer, and finally sends to the AMR decoding of CN through UTRAN;
Step 7: if comprise TFC Control duration in the message that UTRAN sends, then the RRC block configuration is given tacit consent to the effective activationary time point of TFCS subclass; The MAC module sends to above-mentioned AMR module at the previous TTI of activationary time point with the uplink voice rate Active Set corresponding with acquiescence TFCS subclass, uses the uplink voice rate Active Set of acquiescence;
The speed adjustment process of step 8: UTRAN control finishes.
More than describe operation principle of the present invention in detail, but the example of this visualization of just lifting for the ease of understanding should not be considered to be limitation of the scope of the invention.Equally; the ordinary skill of technical field all can be according to the description of technical scheme of the present invention and preferred embodiment thereof under any; make various possible being equal to and change or replacement, but all these changes or replacement all should belong to the protection range of claim of the present invention.
Claims (7)
1. the method that uplink voice rate of terminal is dynamically adjusted is applicable to the universal land radio access web control of Wideband Code Division Multiple Access (WCDMA) access/time division synchronization and code division multi-address access terminal, it is characterized in that comprising the steps:
Step 1: after subscriber equipment was received the rate controlled message of eating dishes without rice or wine of universal land radio access web transmission, medium access control module judged in this rate controlled message of eating dishes without rice or wine whether comprise transformat combination duration parameter;
Step 2: the Radio Resource control module disposes the transport format combination set subclass that above-mentioned medium access control module requires;
Step 3: above-mentioned medium access control module is resolved the transformat indication of each transmission channel according to the transformat combination value of calculating, and judges whether to exist the transmission channel of corresponding adaptive multi-rate category-A stream, if then execution in step 4; Otherwise, execution in step 10;
Step 4: the Radio Link controll block size collection that the corresponding above-mentioned transformat of above-mentioned medium access control module searches is indicated, and search the uplink voice rate Active Set of the adaptive multi-rate module requirement of above-mentioned subscriber equipment according to the big or small collection of this Radio Link controll block;
Step 5: above-mentioned medium access control module sends to above-mentioned uplink voice rate Active Set the adaptive multi-rate module of above-mentioned subscriber equipment;
Step 6: the adaptive multi-rate module of above-mentioned subscriber equipment need be reselected uplink voice rate, and the up coded data that above-mentioned uplink voice rate Active Set is produced sends to Radio Link control/medium access control module;
Step 7: above-mentioned up coded data is at least through after encryption and the transport format combination selection process, the adaptive multi-rate module of above-mentioned subscriber equipment sends it to physical layer, sends to the adaptive multi-rate module decoding of core net afterwards through universal land radio access web; Comprise transformat combination control duration parameter in the above-mentioned rate controlled message of eating dishes without rice or wine if step 1 is judged, then execution in step 8; If not, execution in step 10 then;
Step 8: after through above-mentioned transformat combination control duration parameter, above-mentioned medium access control module will the uplink voice rate Active Set corresponding with default transport format combination set subclass sends to the adaptive multi-rate module of above-mentioned subscriber equipment;
Step 9: the adaptive multi-rate module of above-mentioned subscriber equipment need be reselected uplink voice rate, and the up coded data that the uplink voice rate Active Set in the above-mentioned steps 8 is produced sends to Radio Link control/medium access control module;
Step 10: finish.
2. method according to claim 1 is characterized in that above-mentioned medium access control module is the functional entity that carries out transport format combination selection.
3. method according to claim 1 is characterized in that above-mentioned steps 2 also comprises the steps:
Above-mentioned Radio Resource control module disposes the effective activationary time point of above-mentioned transport format combination set subclass.
4. method according to claim 3 is characterized in that
In above-mentioned steps 5, above-mentioned medium access control module sends to above-mentioned uplink voice rate Active Set at the previous Transmission Time Interval of above-mentioned activationary time point the adaptive multi-rate module of above-mentioned subscriber equipment;
In above-mentioned steps 6, the adaptive multi-rate module of above-mentioned subscriber equipment sends to Radio Link control/medium access control module in the above-mentioned activationary time up coded data that above-mentioned uplink voice rate Active Set produces of naming a person for a particular job.
5. method according to claim 1 is characterized in that also comprising the steps: before carrying out above-mentioned steps 8
Above-mentioned Radio Resource control module disposes the effective activationary time point of above-mentioned default transport format combination set subclass.
6. method according to claim 5 is characterized in that
In above-mentioned steps 8, above-mentioned medium access control module will the uplink voice rate Active Set corresponding with above-mentioned default transport format combination set subclass sends to the adaptive multi-rate module of above-mentioned subscriber equipment at the previous Transmission Time Interval of the effective activationary time point of above-mentioned default transport format combination set subclass;
In above-mentioned steps 9, the up coded data that the uplink voice rate Active Set of above-mentioned adaptive multi-rate module in the effective activationary time of above-mentioned default transport format combination set subclass is named a person for a particular job above-mentioned steps 8 produces sends to Radio Link control/medium access control module.
7. according to claim 1 or 4 or 6 described methods, it is characterized in that in above-mentioned steps 7,
If do not comprise above-mentioned transformat combination duration parameter in the above-mentioned rate controlled message of eating dishes without rice or wine, then above-mentioned medium access control module uses the transport format combination set subclass that is provided with in the above-mentioned steps 2 to carry out above-mentioned transport format combination selection process;
If comprise above-mentioned transformat combination duration parameter in the above-mentioned rate controlled message of eating dishes without rice or wine, then above-mentioned medium access control module uses above-mentioned default transport format combination set subclass to carry out above-mentioned transport format combination selection process.
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| CN2005101374474A CN1992559B (en) | 2005-12-30 | 2005-12-30 | Method for dynamic regulating uplink voice rate of terminal |
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| CN2005101374474A CN1992559B (en) | 2005-12-30 | 2005-12-30 | Method for dynamic regulating uplink voice rate of terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20100042655A (en) * | 2007-08-14 | 2010-04-26 | 가부시키가이샤 엔티티 도코모 | Communication control method, mobile station, and base station |
| CN101959255B (en) * | 2009-07-16 | 2013-06-05 | 中兴通讯股份有限公司 | Method, system and device for regulating rate of voice coder |
| US8514956B2 (en) * | 2010-05-14 | 2013-08-20 | Qualcomm Incorporated | Method and apparatus for facilitating tri-state decoding on a shared uplink channel |
| CN102255686B (en) * | 2010-05-20 | 2014-10-22 | 中兴通讯股份有限公司 | Adaptive multi-rate codec (AMR) initial rate regulation method, device and system |
| CN105519024A (en) * | 2014-06-23 | 2016-04-20 | 华为技术有限公司 | Method and device for indicating configuration of radio access bearer sub-flow combination (RFC) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1514559A (en) * | 2002-12-31 | 2004-07-21 | 深圳市中兴通讯股份有限公司上海第二 | Velocity regulating method of speech sound self adaptive multivelocity |
| WO2005039083A1 (en) * | 2003-10-22 | 2005-04-28 | Zte Corporation | Method of adjusting the mode of the adaptive multi-rate speech coding |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1514559A (en) * | 2002-12-31 | 2004-07-21 | 深圳市中兴通讯股份有限公司上海第二 | Velocity regulating method of speech sound self adaptive multivelocity |
| WO2005039083A1 (en) * | 2003-10-22 | 2005-04-28 | Zte Corporation | Method of adjusting the mode of the adaptive multi-rate speech coding |
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