CN101631350A - Measuring method under WCDMA modes aiming at TD-SCDMA neighboring area - Google Patents

Measuring method under WCDMA modes aiming at TD-SCDMA neighboring area Download PDF

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Publication number
CN101631350A
CN101631350A CN200810132478A CN200810132478A CN101631350A CN 101631350 A CN101631350 A CN 101631350A CN 200810132478 A CN200810132478 A CN 200810132478A CN 200810132478 A CN200810132478 A CN 200810132478A CN 101631350 A CN101631350 A CN 101631350A
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scdma
under
adjacent area
data
measurement
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CN101631350B (en
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陈丽萍
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Sanechips Technology Co Ltd
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ZTE Corp
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Priority to CN2008101324784A priority Critical patent/CN101631350B/en
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Priority to US13/054,762 priority patent/US8724594B2/en
Priority to CA2731140A priority patent/CA2731140C/en
Priority to EP09797406.7A priority patent/EP2306771B1/en
Priority to CA2915864A priority patent/CA2915864C/en
Priority to PCT/CN2009/072821 priority patent/WO2010006559A1/en
Publication of CN101631350A publication Critical patent/CN101631350A/en
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Publication of CN101631350B publication Critical patent/CN101631350B/en
Priority to US14/196,899 priority patent/US9398502B2/en
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Abstract

The invention discloses a measuring method under two WCDMA modes aiming at a TD-SCDMA neighboring area. Under the condition that the TD-SCDMA is not timed, a terminal uses a dormant idle frame to receive data in an idle state and uses an idle window formed in a compression mode to receive the data in a connection state, and the measurement of the TD-SCDMA neighboring area is realized through coarse synchronization, fine synchronization and RSCP measurement in turn; under the condition that the TD-SCDMA is timed, the terminal uses the dormant idle frame to receive the data in the idle state and uses the idle window formed in the compression mode to receive the data in the connection state, and the measurement of the TD-SCDMA neighboring area is realized through DST and RSCP measurement in turn. The measuring method effectively utilizes the idle time of W radio frequency, realizes the measurement for the TD-SCDMA neighboring area under the WCDMA modes, and meets the requirement of real time.

Description

Under the WCDMA pattern at the method for measurement of TD-SCDMA adjacent area
Technical field
The present invention relates to the communications field, relate in particular to a kind of WCDMA (Wideband Code DivisionMultiple Access, Wideband Code Division Multiple Access (WCDMA)) under the pattern at the method for measurement of TD-SCDMA (TimeDivision-Synchronous Code Division Multiple Access, the code division multiple access that the time-division is synchronous) adjacent area.
Background technology
Patent " a kind of starting-up method of mode mobile terminal " " A METHOD FOR STARTINGTD-SCDMAAND GSM DUAL MODE MOBILE TERMINAL (WO2007147305) " discloses the starting-up method of a kind of TD-SCDMA and WCDMA mode mobile terminal, this method is applicable to various standby modes, adopted the settling mode of starting shooting in order when the two standby of TD-SCDMA and two kinds of standards of WCDMA, that can avoid causing when start between two kinds of standards interferes with each other.
Patent " a kind of closedown method of mode mobile terminal " " CALLING METHOD OFTD-SCDMA AND GSM DUAL-MODE MOBILE TERMINAL (WO2007143893) " discloses the closedown method of a kind of TD-SCDMA and WCDMA mode mobile terminal, this method is applicable to various standby modes, adopted the settling mode that shuts down in order when TD-SCDMA and following pair of standby of two kinds of standards of WCDMA, that can avoid between two kinds of standards causing when shutdown interferes with each other.
Yet, still do not have clear and definite codes and standards to making regulation at the method for measurement of TD-SCDMA adjacent area under the WCDMA pattern at present.
Summary of the invention
The invention provides under the WCDMA pattern method of measurement at the TD-SCDMA adjacent area, receive data by the idle frame that under idle condition, uses dormancy and carry out measurement at the TD-SCDMA adjacent area, idle window (compress gap) the reception data that form under the use compact model under connection status are carried out the measurement at the TD-SCDMA adjacent area, have effectively satisfied the requirement of real-time.
The inventive method comprises:
Under a kind of WCDMA pattern at the method for measurement of TD-SCDMA adjacent area, be applied to not obtain as yet under the TD-SCDMA situation regularly, terminal uses the idle frame reception data of dormancy to carry out the measurement of TD-SCDMA adjacent area under idle condition, under connection status, use the idle window that forms under the compact model to receive data and carry out the measurement of TD-SCDMA adjacent area, specifically comprise step:
A, receive the data of TD-SCDMA adjacent area, the frequency of TD-SCDMA adjacent area is carried out that automatic gain control is adjusted and slightly adjusts synchronously, obtain the thick success synchronously of stable automatic gain control value and this frequency of a frequency;
B, the thick sync bit of basis receive the data relevant with descending synchronous code, and the relative TD-SCDMA in all TD-SCDMA adjacent areas observed time difference regularly under the described frequency is determined as the TD-SCDMA timing in the position of therefrom finding out the correlation peak maximum;
C, regularly receive under the described frequency data relevant in 0 time slot with training sequence code according to described TD-SCDMA, determine the received signal code power of the TD-SCDMA adjacent area that obtains observed time difference with this, carry out this step 3 time, three received signal code power measurement results' average is reported network side.
Further, the pattern of described compact model is specified by network side, and its particular content comprises: number, position and the length of the idle window that the WCDMA compact model forms down.
Further, in the described steps A, if all frequencies of TD-SCDMA adjacent area slightly synchronously all can't be successful, then terminal reports network side with the received signal code power of all TD-SCDMA adjacent areas with minimum value.
Further, in the described steps A, a frequency of TD-SCDMA adjacent area slightly needing synchronously to be carried out the data of a TD-SCDMA adjacent area of reception.
Further, receive the TD-SCDMA data of 1 frame+128 chips at every turn.
Under a kind of WCDMA pattern at the method for measurement of TD-SCDMA adjacent area, be applied to obtain under the TD-SCDMA situation regularly, it is characterized in that, terminal uses the idle frame reception data of dormancy to carry out the measurement of TD-SCDMA adjacent area under idle condition, under connection status, use the idle window that forms under the compact model to receive data and carry out the measurement of TD-SCDMA adjacent area, specifically comprise step:
A, receive the data of TD-SCDMA adjacent area, a frequency of TD-SCDMA adjacent area is carried out automatic gain control adjust, obtain the stable automatic gain control value of this frequency;
B, the data that reception is relevant with descending synchronous code are determined the relative TD-SCDMA in all TD-SCDMA adjacent areas observed time difference regularly under the described frequency;
C, regularly receive under the described frequency data relevant in 0 time slot with training sequence code according to TD-SCDMA, determine the received signal code power of the TD-SCDMA adjacent area that obtains observed time difference with this, execution in step b is to step c three times, with three received signal code power measurements as a result average report network side.
Further, the pattern of described compact model is specified by network side, and its particular content comprises: number, position and the length of the idle window that the WCDMA compact model forms down.
The present invention receives data by the idle frame that uses dormancy under idle condition and carries out measurement at the TD-SCDMA adjacent area, idle window (compress gap) the reception data that form under the compact model of use network side appointment under connection status are carried out the measurement at the TD-SCDMA adjacent area, effectively utilized the free time of w radio frequency, realized under the WCDMA pattern measurement to the TD-SCDMA adjacent area, thereby can realize on this basis that WCDMA is to gravity treatment of TD-SCDMA adjacent area and switching, effectively satisfy the requirement of real-time, had very high practical value.
Description of drawings
Fig. 1 under first kind of WCDMA pattern among the present invention at the flow chart of the method for measurement of TD-SCDMA adjacent area;
Fig. 2 under second kind of WCDMA pattern among the present invention at the flow chart of the method for measurement of TD-SCDMA adjacent area;
Fig. 3 arranges schematic diagram for the measuring process of second method intermediate-frequeney point of the present invention.
Embodiment
Major technique of the present invention design is to receive data by the idle frame that uses dormancy under idle condition to carry out measurement at the TD-SCDMA adjacent area, under connection status, use the idle window (compress gap) that forms under the compact model of network side appointment to receive data and carry out measurement, thereby guaranteed under the WCDMA pattern realization at the TD-SCDMA nearby region measurement at the TD-SCDMA adjacent area.
Below in conjunction with each accompanying drawing specific implementation process of the present invention is further described in detail.
The measurement of 32 sub-districts is supported in measurement between WCDMA system and TD at most, and this sub-district of 32 is up to 3 TDD (time division duplex) frequency.Method of measurement at the TD-SCDMA adjacent area under the WCDMA pattern of the present invention is divided into two kinds, and first kind is applied to not obtain as yet under the TD-SCDMA situation regularly, and second kind is to be applied to obtain illustrated respectively below under the TD-SCDMA situation regularly.
See also Fig. 1, this figure be among the present invention under first kind of WCDMA pattern at the flow chart of the method for measurement of TD-SCDMA adjacent area, be applied to not obtain as yet under the TD-SCDMA situation regularly, in this method, terminal uses the idle frame reception data of dormancy to carry out the measurement of TD-SCDMA adjacent area under idle condition, uses the idle window (compress gap) that forms under the compact model to receive data under connection status and carries out the measurement of TD-SCDMA adjacent area.Its specific implementation process is as follows:
Step 10, network side issue to terminal and carry out the compact model pattern that tdd mode is measured employing under the connection status;
Comprise number, position and the length of the idle window that compact model forms down in 1 TD-SCDMA frame in the content of described pattern, and the number that uses the TD-SCDMA frame of the idle window that forms under this compact model.Described pattern is by parameter TGSN (Transmission Gap Starting Slot Number), TGL1 (Transmission Gap Length 1), TGL2 (Transmission Gap Length 2), TGD (Transmission Gap start Distance), TGPL1 (Transmission Gap Pattern Length), the definite expression of TGPRC (Transmission Gap Pattern Repetition Count) and TGCFN (TransmissionGap Connection Frame Number).
Step 11, terminal are attempted synchronously thick at first frequency.
Step 12, terminal switch to radio frequency and prepare to attempt thick synchronous frequency.
Step 13, terminal receive several times (getting 4 at present) TD-SCDMA data, under idle condition, use the idle frame of dormancy to receive data, under connection status, use the idle window (compress gap) that forms under the compact model to receive data, be used to carry out AGC (automatic gain control) and adjust, up to a stable AGC value that obtains under this frequency.
Step 14, terminal receive 1 TD-SCDMA data, under idle condition, use the idle frame of dormancy to receive data, under connection status, use the idle window (compress gap) that forms under the compact model to receive data, on the idle window that can receive 1TD-CDMA frame+128CHIP data, dispose synchronously thick by the slip related algorithm, if success, change step 17, otherwise, execution in step 15.
Whether step 15, terminal judges did not carry out the thick frequency of attempting synchronously in addition, if exist, prepared to attempt this frequency, returned step 12, otherwise, execution in step 16.
Step 16, terminal report network side with the RSCP (received signal code power) of all TD-SCDMA adjacent areas with minimum value.
Step 17, terminal receive the data of the 128chip length relevant with sync_dl (descending synchronous code) according to thick sync bit, under idle condition, use the idle frame of dormancy to receive data, under connection status, use the idle window (compress gap) that forms under the compact model to receive data, after the sync_dl sign indicating number all falls into idle window, find out the position of correlation peak maximum, obtain frame head regularly as TD-SCDMA according to this position.Because the TD-SCDMA system is synchro system, if therefore find the timing of a sub-district, i.e. the timing that has obtained whole TD-SCDMA system is just thought in the frame head position of this sub-district.
Step 18, terminal are determined the relative TD-SCDMA in all TD-SCDMA adjacent areas OTD (observed time difference) regularly under the above-mentioned thick synchronously successful frequency.
Step 19, terminal regularly receive under the thick synchronously successful frequency in 0 time slot and midambl (training sequence) yard relevant data according to TD-SCDMA, under idle condition, use the idle frame of dormancy to receive data, under connection status, use the idle window (compress gap) that forms under the compact model to receive data, all fall under the situation of idle window in the reception data, determine the RSCP of the TD-SCDMA adjacent area that obtains OTD according to the midambl related data that receives.
Whether step 20, determining step 19 are carried out full three times, if, carry out next step, otherwise, step 19 returned.
Step 21, terminal report network side with three RSCP measurement result averages.
In the above-mentioned steps 19, owing to be subjected to the restriction of RSCP resume module ability, terminal is by once relevant with the midambl sign indicating number data of the every reception of RSCP module, can determine the RSCP of four adjacent areas, therefore if the number of the TD-SCDMA adjacent area under certain frequency greater than four, then need reception of RSCP module and calculating repeatedly, thereby draw the RSCP measurement result of all TD-SCDMA adjacent areas under this frequency.
Said method has been described and has not been obtained as yet under the TD-SCDMA situation regularly, terminal under the WCDMA pattern at the flow process of the measurement of TD-SCDMA adjacent area, yet adopt this method only can realize the measurement of all the TD-SCDMA adjacent areas under the slightly successful synchronously frequency, the measurement of the TD-SCDMA adjacent area under all the other frequencies adopts following method to finish.
See also Fig. 2, this figure be among the present invention under second kind of WCDMA pattern at the flow chart of the method for measurement of TD-SCDMA adjacent area, be applied to obtain under the TD-SCDMA situation regularly, in this method, terminal uses the idle frame reception data of dormancy to carry out the measurement of TD-SCDMA adjacent area under idle condition, uses the idle window (compress gap) that forms under the compact model to receive data under connection status and carries out the measurement of TD-SCDMA adjacent area.Its specific implementation process is as follows:
Step 30, network side issue to terminal and carry out the compact model pattern that tdd mode is measured employing under the connection status;
Comprise number, position and the length of the idle window that compact model forms down in 1 TD-SCDMA frame in the content of described pattern, and the number that uses the TD-SCDMA frame of the idle window that forms under this compact model.Described pattern is by parameter TGSN (Transmission Gap Starting Slot Number), TGL1 (Transmission Gap Length 1), TGL2 (Transmission Gap Length 2), TGD (Transmission Gap start Distance), TGPL1 (Transmission Gap Pattern Length), the definite expression of TGPRC (Transmission Gap Pattern Repetition Count) and TGCFN (TransmissionGap Connection Frame Number).
Step 31, terminal select first need calculate the frequency of RSCP.
Step 32, terminal switch to radio frequency the frequency of this selection.
Step 33, terminal receive several times (getting 4 at present) TD-SCDMA data, under idle condition, use the idle frame of dormancy to receive data, under connection status, use the idle window (compress gap) that forms under the compact model to receive data, be used to carry out AGC and adjust, obtain a stable AGC value of the frequency of this selection.
Step 34, the timing of obtaining the TD-SCDMA system;
In this step, terminal utilizes downlink synchronization tracking (DST) module to generate the timing of several (current 4) TD-SCDMA sub-districts, because the TD-SCDMA system is synchro system,, just think the timing that has obtained whole TD-SCDMA system if therefore obtained the timing of a sub-district.
Step 35, terminal receive the data of the 128chip length relevant with the sync_dl sign indicating number, under idle condition, use the idle frame of dormancy to receive data, under connection status, use the idle window (compress gap) that forms under the compact model to receive data, utilize the sync_dl sign indicating number that receives to determine the relative TD-SCDMA in all TD-SCDMA adjacent areas OTD regularly under the frequency of this selection.
Step 36, terminal regularly receive under the frequency of this selection the data relevant with the midambl sign indicating number in 0 time slot according to the TD-SCDMA that obtains, under idle condition, use the idle frame of dormancy to receive data, under connection status, use the idle window (compress gap) that forms under the compact model to receive data, determine the RSCP of the TD-SCDMA adjacent area that obtains OTD with this.
Whether step 37, determining step 35 to step 36 have been carried out three times, if, carry out next step, otherwise, step 35 returned.
Whether step 38, terminal judges also have other not calculate the frequency of RSCP, as existing, select this frequency, return step 32, otherwise, carry out next step.
Step 39, terminal are with the RSCP measurement result report network side of all frequencies.
In the above-mentioned flow process, step 35 is finished by the DST module, and step 36 is finished by the RSCP module.Owing to be subject to processing the restriction of ability, terminal only can be determined the relative TD-SCDMA in four the TD-SCDMA sub-districts OTD regularly under this frequency by once relevant with the sync_dl sign indicating number data of the every reception of DST module; Terminal only can be determined four RSCP that obtained the TD-SCDMA adjacent area of OTD by once relevant with the midambl sign indicating number data of the every reception of RSCP module.In order to raise the efficiency, terminal can relevant data once receive with data relevant with the midambl sign indicating number in 0 time slot and with sync_dl, DST module and RSCP module can walk abreast and handle like this, as shown in Figure 3, be the DST module in the OTD that calculates one group of new four sub-district, the RSCP module is calculated and has been obtained one group of RSCP that has obtained 4 sub-districts of OTD.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.

Claims (7)

1, under a kind of WCDMA pattern at the method for measurement of TD-SCDMA adjacent area, be applied to not obtain as yet under the TD-SCDMA situation regularly, it is characterized in that, terminal uses the idle frame reception data of dormancy to carry out the measurement of TD-SCDMA adjacent area under idle condition, under connection status, use the idle window that forms under the compact model to receive data and carry out the measurement of TD-SCDMA adjacent area, specifically comprise step:
A, receive the data of TD-SCDMA adjacent area, the frequency of TD-SCDMA adjacent area is carried out that automatic gain control is adjusted and slightly adjusts synchronously, obtain the thick success synchronously of stable automatic gain control value and this frequency of a frequency;
B, the thick sync bit of basis receive the data relevant with descending synchronous code, and the relative TD-SCDMA in all TD-SCDMA adjacent areas observed time difference regularly under the described frequency is determined as the TD-SCDMA timing in the position of therefrom finding out the correlation peak maximum;
C, regularly receive under the described frequency data relevant in 0 time slot with training sequence code according to described TD-SCDMA, determine the received signal code power of the TD-SCDMA adjacent area that obtains observed time difference with this, carry out this step 3 time, three received signal code power measurement results' average is reported network side.
2, the method for claim 1 is characterized in that, the pattern of described compact model is specified by network side, and its particular content comprises: number, position and the length of the idle window that the WCDMA compact model forms down.
3, the method for claim 1 is characterized in that, in the described steps A, if all frequencies of TD-SCDMA adjacent area slightly synchronously all can't be successful, then terminal reports network side with the received signal code power of all TD-SCDMA adjacent areas with minimum value.
4, the method for claim 1 is characterized in that, in the described steps A, a frequency of TD-SCDMA adjacent area slightly needing synchronously to be carried out the data of a TD-SCDMA adjacent area of reception.
5, method as claimed in claim 4 is characterized in that, receives the TD-SCDMA data of 1 frame+128 chips at every turn.
6, under a kind of WCDMA pattern at the method for measurement of TD-SCDMA adjacent area, be applied to obtain under the TD-SCDMA situation regularly, it is characterized in that, terminal uses the idle frame reception data of dormancy to carry out the measurement of TD-SCDMA adjacent area under idle condition, under connection status, use the idle window that forms under the compact model to receive data and carry out the measurement of TD-SCDMA adjacent area, specifically comprise step:
A, receive the data of TD-SCDMA adjacent area, a frequency of TD-SCDMA adjacent area is carried out automatic gain control adjust, obtain the stable automatic gain control value of this frequency;
B, the data that reception is relevant with descending synchronous code are determined the relative TD-SCDMA in all TD-SCDMA adjacent areas observed time difference regularly under the described frequency;
C, regularly receive under the described frequency data relevant in 0 time slot with training sequence code according to TD-SCDMA, determine the received signal code power of the TD-SCDMA adjacent area that obtains observed time difference with this, execution in step b is to step c three times, with three received signal code power measurements as a result average report network side.
7, method as claimed in claim 6 is characterized in that, the pattern of described compact model is specified by network side, and its particular content comprises: number, position and the length of the idle window that the WCDMA compact model forms down.
CN2008101324784A 2008-07-17 2008-07-17 Measuring method under WCDMA modes aiming at TD-SCDMA neighboring area Active CN101631350B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CN2008101324784A CN101631350B (en) 2008-07-17 2008-07-17 Measuring method under WCDMA modes aiming at TD-SCDMA neighboring area
CA2731140A CA2731140C (en) 2008-07-17 2009-07-17 A method for measuring adjacent areas
EP09797406.7A EP2306771B1 (en) 2008-07-17 2009-07-17 Method for measuring adjacent areas
CA2915864A CA2915864C (en) 2008-07-17 2009-07-17 A method for measuring adjacent areas
US13/054,762 US8724594B2 (en) 2008-07-17 2009-07-17 Method for measuring adjacent areas
PCT/CN2009/072821 WO2010006559A1 (en) 2008-07-17 2009-07-17 Method for measuring adjacent areas
US14/196,899 US9398502B2 (en) 2008-07-17 2014-03-04 Method for measuring adjacent areas

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CN2008101324784A CN101631350B (en) 2008-07-17 2008-07-17 Measuring method under WCDMA modes aiming at TD-SCDMA neighboring area

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CN101631350B CN101631350B (en) 2011-09-21

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Cited By (6)

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CN102196471A (en) * 2010-03-01 2011-09-21 上海华为技术有限公司 Neighboring cell measuring method, device and system
CN102348271A (en) * 2010-07-30 2012-02-08 富士通株式会社 Wireless communication terminal and automatic gain control method
CN102378247A (en) * 2010-08-24 2012-03-14 中兴通讯股份有限公司 Method and system for realizing automatic neighbor-relation measurement
CN102421121A (en) * 2011-07-29 2012-04-18 展讯通信（上海）有限公司 Measurement method and measurement device for TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) neighbourhood by virtue of mobile terminal
CN104798401A (en) * 2012-11-16 2015-07-22 高通股份有限公司 Inter radio access technology (IRAT) measurement
CN110099394A (en) * 2018-01-29 2019-08-06 展讯通信（上海）有限公司 The implementation method of different-frequency measure and isosystem measurement, device and user equipment

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CN100399847C (en) * 2005-02-24 2008-07-02 大唐移动通信设备有限公司 Method for measuring adjacent cell
CN100586217C (en) * 2006-04-17 2010-01-27 大唐移动通信设备有限公司 A method for measuring the second network signal on the double-mode terminal in the first network
CN101110633B (en) * 2006-07-19 2011-08-31 电信科学技术研究院 Method and device for initial synchronization between GSM system and TD-SCDMA system

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Publication number Priority date Publication date Assignee Title
CN102196471A (en) * 2010-03-01 2011-09-21 上海华为技术有限公司 Neighboring cell measuring method, device and system
CN102196471B (en) * 2010-03-01 2014-12-24 上海华为技术有限公司 Neighboring cell measuring method, device and system
CN102348271A (en) * 2010-07-30 2012-02-08 富士通株式会社 Wireless communication terminal and automatic gain control method
CN102348271B (en) * 2010-07-30 2014-02-26 富士通株式会社 Wireless communication terminal and automatic gain control method
CN102378247A (en) * 2010-08-24 2012-03-14 中兴通讯股份有限公司 Method and system for realizing automatic neighbor-relation measurement
CN102421121A (en) * 2011-07-29 2012-04-18 展讯通信（上海）有限公司 Measurement method and measurement device for TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) neighbourhood by virtue of mobile terminal
CN102421121B (en) * 2011-07-29 2014-09-17 展讯通信（上海）有限公司 Measurement method and measurement device for TD-SCDMA (Time Division-Synchronization Code Division Multiple Access) neighbourhood by virtue of mobile terminal
CN104798401A (en) * 2012-11-16 2015-07-22 高通股份有限公司 Inter radio access technology (IRAT) measurement
CN104798401B (en) * 2012-11-16 2016-12-21 高通股份有限公司 Between radio access technologies, (IRAT) measures
CN110099394A (en) * 2018-01-29 2019-08-06 展讯通信（上海）有限公司 The implementation method of different-frequency measure and isosystem measurement, device and user equipment

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