CN101998430A - Self-adaptive detection method and self-adaptive detection device - Google Patents
Self-adaptive detection method and self-adaptive detection device Download PDFInfo
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- CN101998430A CN101998430A CN2009100909244A CN200910090924A CN101998430A CN 101998430 A CN101998430 A CN 101998430A CN 2009100909244 A CN2009100909244 A CN 2009100909244A CN 200910090924 A CN200910090924 A CN 200910090924A CN 101998430 A CN101998430 A CN 101998430A
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Abstract
The embodiment of the invention relates to a wireless communication technology, in particular to a self-adaptive detection method and a self-adaptive detection device which are used for detecting ascending service data and ascending synchronous codes when the ascending synchronous codes and the ascending service data are transmitted together. The self-adaptive detection method of the embodiment of the invention comprises the following steps of: when a power relative value of the ascending synchronous codes and the service data is greater than a first threshold, carrying out the ascending synchronous detection of initial data and determining the ascending synchronous codes in the initial data; carrying out channel estimation according to the ascending synchronous codes and the interfere restoration treatment and the buckling treatment of the ascending synchronous codes for the initial data according to a channel estimating result; obtaining data removing the ascending synchronous codes; and carrying out the associated detection of the data removing the ascending synchronous codes by adopting the method of the embodiment of the invention. Because the ascending synchronous codes can be removed in a detection process, when the service data is detected, the invention ensures the detection performance of the service data and increases data transmission efficiency.
Description
Technical field
The present invention relates to wireless communication technology, particularly a kind of method and apparatus of self-adapting detecting.
Background technology
In the time slot wireless communication system, the time slot TS0 of telepoint base station and descending pilot frequency time slot (Downlink Pilot Time Slot, DwPTS) through behind the propagation delay arrival target BS, may be to uplink pilot time slot (the Uplink Pilot Time slot of target BS, UpPTS) produce interference, even may produce interference the uplink service time slot.
In order to address the above problem, proposed a kind of scheme at present and be, uplink synchronous code is placed on the uplink service time slot sends, thereby avoid the interference of uplink pilot time slot with uplink business data.
Disturb but can cause like this to produce between uplink synchronous code and the uplink business data, be difficult to guarantee the detection performance of uplink synchronous code and uplink business data.
In sum, uplink synchronous code and uplink business data send together at present, disturb owing to can produce between uplink synchronous code and the uplink business data, if directly carry out the detection and the Data Detection of uplink synchronous code, are difficult to guarantee both detection performances.
Summary of the invention
The embodiment of the invention provides a kind of method and apparatus of self-adapting detecting, under situation about sending together at uplink synchronous code and uplink business data, improves the performance that uplink business data is detected.
The embodiment of the invention provides the method and apparatus of another kind of self-adapting detecting, under situation about sending together at uplink synchronous code and uplink business data, improves the performance that uplink synchronous code is detected.
The method of a kind of self-adapting detecting that the embodiment of the invention provides, this method comprises:
, initial data is carried out uplink synchronous SYNC-UL detect during in uplink synchronous code and business datum power relative value, determine the uplink synchronous code in the initial data greater than first thresholding;
Carry out channel estimating according to uplink synchronous code, and according to channel estimation results described initial data is carried out uplink synchronous code and disturb recovery to handle and offset and handle, obtain removing the data of uplink synchronous code;
The initial data of removing uplink synchronous code is carried out joint-detection.
The method of the another kind of self-adapting detecting that the embodiment of the invention provides, this method comprises:
When uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detect, determine the business datum in the initial data;
Initial data is carried out business datum disturb recovery to handle and offset and handle, obtain removing the data of business datum;
The data of removing business datum are carried out uplink synchronous to be detected.
The device of a kind of self-adapting detecting that the embodiment of the invention provides, this device comprises:
First synchronous detection module is used for, initial data being carried out uplink synchronous SYNC-UL detecting during greater than first thresholding in uplink synchronous code and business datum power relative value, determines the uplink synchronous code in the initial data;
Channel estimation module is used for carrying out channel estimating according to uplink synchronous code;
First processing module is used for according to channel estimation results described initial data being carried out uplink synchronous code and disturbs recovery to handle and offset and handle, and obtains removing the data of uplink synchronous code;
The first joint-detection module is used for the data of removing uplink synchronous code are carried out joint-detection.
The device of the another kind of self-adapting detecting that the embodiment of the invention provides, this device comprises:
The second joint-detection module is used for when uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detect, and determines the business datum in the initial data;
Second processing module is used for that initial data is carried out business datum and disturbs recovery to handle and offset and handle, and obtains removing the data of business datum;
Second synchronous detection module is used for that the data of removing business datum are carried out uplink synchronous and detects.
The embodiment of the invention is in uplink synchronous code and business datum power relative value during greater than first thresholding, determine the uplink synchronous code in the initial data, carry out channel estimating according to uplink synchronous code, and according to channel estimation results initial data is carried out uplink synchronous code and disturb recovery to handle and offset and handle, obtain removing the data of uplink synchronous code, the data of removing uplink synchronous code are carried out joint-detection.Owing under the situation that uplink synchronous code and business datum send together, can when detecting, uplink synchronous code be got rid of, thereby when business datum detected, guarantee the detection performance of business datum, improved the efficient of transfer of data.
The embodiment of the invention is determined the business datum in the initial data when uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out business datum disturbs recovery to handle and offset and handle, obtain removing the data of business datum, the data of removing business datum are carried out uplink synchronous detect.Owing under the situation that uplink synchronous code and business datum send together, can when detecting, business datum be got rid of, thereby when uplink synchronous code detected, guarantee the detection performance of uplink synchronous code, improved the success rate that the user inserts.
Description of drawings
Fig. 1 is the apparatus structure schematic diagram of first kind of self-adapting detecting of the embodiment of the invention;
Fig. 2 is the apparatus structure schematic diagram of second kind of self-adapting detecting of the embodiment of the invention;
Fig. 3 is the method flow schematic diagram of first kind of self-adapting detecting of the embodiment of the invention;
Fig. 4 is the method flow schematic diagram of second kind of self-adapting detecting of the embodiment of the invention;
Fig. 5 is the method flow schematic diagram of the third self-adapting detecting of the embodiment of the invention.
Embodiment
The embodiment of the invention is in uplink synchronous code and business datum power relative value during greater than first thresholding, determine the uplink synchronous code in the initial data, carry out channel estimating according to uplink synchronous code, and according to channel estimation results initial data is carried out uplink synchronous code and disturb recovery to handle and offset and handle, obtain removing the data of uplink synchronous code, the data of removing uplink synchronous code are carried out joint-detection.Owing under the situation that uplink synchronous code and business datum send together, can when detecting, uplink synchronous code be got rid of, thereby when business datum detected, guaranteed the detection performance of business datum.
The embodiment of the invention is determined the business datum in the initial data when uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out business datum disturbs recovery to handle and offset and handle, obtain removing the data of business datum, the data of removing business datum are carried out uplink synchronous detect.Owing under the situation that uplink synchronous code and business datum send together, can when detecting, business datum be got rid of, thereby when uplink synchronous code detected, guaranteed the detection performance of uplink synchronous code.
Below in conjunction with Figure of description the embodiment of the invention is described in further detail.
As shown in Figure 1, the device of first kind of self-adapting detecting of the embodiment of the invention comprises: first synchronous detection module 100, channel estimation module 110, first processing module 120 and the first joint-detection module 130.
First synchronous detection module 100 is used for, initial data being carried out uplink synchronous (SYNC-UL) detecting during greater than first thresholding in uplink synchronous code and business datum power relative value, determines the uplink synchronous code in the initial data.
Wherein, first synchronous detection module 100 can adopt deconvolution, FFT modes such as (Fast Fourier Transform, fast fourier transform) to carry out channel estimating.
Such as, utilize in the FFT calculating channel estimation procedure: channel estimating is carried out approximate processing, direct then 128chips data and the detected Sync_UL sign indicating number to uplink synchronous code transmission position carries out the FFT conversion, both are divided by, the result of gained is made IFFT, and with last result as channel estimation results.
Need to prove that the embodiment of the invention is not limited to the mode of deconvolution and FFT, other can carry out the suitable equally embodiment of the invention of mode of channel estimating according to uplink synchronous code.
Wherein, first processing module 120 can adopt the initial data that will receive to deduct to utilize the mode of detected uplink synchronous code and channel estimation results convolution to carry out uplink synchronous code to disturb and recover to handle and offset and handle.
Need to prove that the embodiment of the invention is not limited to above-mentioned interference and recovers the counteracting mode, other can carry out uplink synchronous code to initial data according to channel estimation results and disturb the mode that recovery is handled and counteracting is handled to be suitable for the embodiment of the invention equally.
The first joint-detection module 130 is used for the data of removing uplink synchronous code are carried out joint-detection.
Wherein, system's difference that the device of the embodiment of the invention is used, the mode of carrying out joint-detection also may be different.
Such as being applied in TD-SCDMA (Time Division Synchronized Code DivisionMultiple Access, the time-division synchronous CDMA system) in, then the first joint-detection module 130 can adopt the associated detection technique among the TD-SCDMA to obtain the traffic data demodulation result.
Wherein, the device of first kind of self-adapting detecting of the embodiment of the invention can further include: the second joint-detection module 140, second processing module 150 and second synchronous detection module 160.
The second joint-detection module 140 is used for when uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detect, and determines the business datum in the initial data.
Wherein, the mode that the second joint-detection module 140 and the first joint-detection module 130 are carried out joint-detection is similar, does not repeat them here.
Such as, second processing module 150 can adopt and obtain traffic data demodulation d as a result according to associated detection technique earlier, and the interference that utilizes sytem matrix A to carry out data recovers to obtain A*d, carries out interference-cancellation process at last, promptly utilize primary reception to data deduct A*d.
Second synchronous detection module 160 is used for that the initial data of removing business datum is carried out uplink synchronous and detects.
In specific implementation process, in order to improve the data of removing business datum are carried out the performance that uplink synchronous detects, second synchronous detection module 160 can also compare uplink synchronous code and business datum power relative value and second threshold value, carries out uplink synchronous according to comparative result and detects.
Concrete, with business datum power relative value during less than second threshold value, 160 pairs of second synchronous detection module are removed the data of business datum and are carried out the uplink synchronous detection at uplink synchronous code;
When uplink synchronous code and business datum power relative value were not less than second threshold value, second synchronous detection module 160 merged initial data and the data of removing business datum, and the data after being combined are carried out uplink synchronous and detected;
Wherein first threshold value is greater than second threshold value.
Initial data and the data of removing business datum are merged, can adopt equal gain combining (promptly two kinds of data merge according to 1: 1 mode), SNR to merge modes such as (promptly two kinds of data merge in proportion with the SNR value that measures, and the proportion that accounts for that the SNR value is big is also big).
Need to prove, the embodiment of the invention is not limited to equal gain combining and SNR (Signal-to-Noise Ratio, signal to noise ratio) merge, other modes that initial data and the data of removing business datum can be merged are suitable for the embodiment of the invention equally.
Wherein, the device of first kind of self-adapting detecting of the embodiment of the invention can further include: determination module 170.
With the uplink synchronous code received power divided by the merchant of data symbol received power as uplink synchronous code and business datum power relative value.
Concrete, determination module 170 can be determined uplink synchronous code and business datum power relative value according to formula one or formula two.
Wherein, X is uplink synchronous code and business datum power relative value, and Pu is the uplink synchronous code received power, and Pd is the data symbol received power, and Pn is an interference noise power.
In specific implementation process, determination module 170 can directly calculate not to be had UpPCH (Uplink PilotChannel, ascending pilot channel) sends the data symbol average power of position, thereby obtains Pd, perhaps calculate the average power of midamble sign indicating number part, thereby obtain Pd;
Mode one, employing related power account form promptly obtain the synchronous related power sequence of user uplink, according to the peak value calculating solid size sheet average power of related power sequence, thereby obtain Pu.
Mode two, elder generation calculate UpPCH and send locational symbol average power, deduct Pd and Pn then, thereby obtain Pu.
Wherein the amount of calculation of mode two is less than the amount of calculation of mode one.
In specific implementation process, first threshold value and second threshold value can be determined by emulation.
If determination module 170 is determined uplink synchronous code and business datum power relative value according to formula one, then when carrying out emulation, interference noise need be joined in the emulation;
If determination module 170 is determined uplink synchronous code and business datum power relative value according to formula two, then when carrying out emulation, do not need interference noise is joined in the emulation.
As shown in Figure 2, the device of second kind of self-adapting detecting of the embodiment of the invention comprises: the second joint-detection module 200, second processing module 210 and second synchronous detection module 220.
In specific implementation process, the device of second kind of self-adapting detecting of the embodiment of the invention can further include: determination module 230.
Wherein, the function of the second joint-detection module 140, second processing module 150, second synchronous detection module 160 and determination module 170 is identical in the function of the second joint-detection module 200, second processing module 210, second synchronous detection module 220 and determination module 230 and the device of first kind of self-adapting detecting of the embodiment of the invention, does not repeat them here.
Wherein, the device of first kind of self-adapting detecting of the embodiment of the invention and the device of second kind of self-adapting detecting can be the base stations, also can be other equipment of network side, can also be the new equipment of network side.
As shown in Figure 3, the method for first kind of self-adapting detecting of the embodiment of the invention comprises the following steps:
Wherein, can adopt modes such as deconvolution, FFT to carry out channel estimating in the step 302.
Such as, utilize in the FFT calculating channel estimation procedure: channel estimating is carried out approximate processing, direct then 128chips data and the detected Sync_UL sign indicating number to uplink synchronous code transmission position carries out the FFT conversion, both are divided by, the result of gained is made IFFT, and with last result as channel estimation results.
Need to prove that the embodiment of the invention is not limited to the mode of deconvolution and FFT, other can carry out the suitable equally embodiment of the invention of mode of channel estimating according to uplink synchronous code.
Wherein, can adopt the initial data that will receive to deduct the mode of utilizing detected uplink synchronous code and channel estimation results convolution in the step 303 carries out uplink synchronous code interference recovery processing and offsets processing.
Need to prove that the embodiment of the invention is not limited to above-mentioned interference and recovers the counteracting mode, other can carry out uplink synchronous code to initial data according to channel estimation results and disturb the mode that recovery is handled and counteracting is handled to be suitable for the embodiment of the invention equally.
Wherein, system's difference that the method for the embodiment of the invention is used, the mode of carrying out joint-detection also may be different.
Such as being applied among the TD-SCDMA, then can adopt the associated detection technique among the TD-SCDMA to obtain the traffic data demodulation result.
Wherein, the method for first kind of self-adapting detecting of the embodiment of the invention can further include:
Step 305, when uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detects, determine the business datum in the initial data.
Wherein, step 305 carry out the mode of joint-detection and mode that step 304 is carried out joint-detection similar, do not repeat them here.
Step 306, initial data is carried out that business datum disturb to recover is handled and offset and handle, obtain removing the data of business datum.
Such as, can adopt and earlier obtain traffic data demodulation d as a result, and the interference that utilizes sytem matrix A to carry out data recovers to obtain A*d according to associated detection technique, carry out interference-cancellation process at last, promptly utilize primary reception to data deduct A*d.
Step 307, the data of removing business datum are carried out uplink synchronous detect.
Need to prove there is not inevitable sequential relationship between step 301 and the step 305, concrete administration step 301 also substantive steps 305 are determined with the comparative result of uplink synchronous code and the business datum power relative value and first thresholding.
In specific implementation process, in order to improve the data of removing business datum are carried out the performance that uplink synchronous detects, uplink synchronous code and business datum power relative value and second threshold value can also be compared in the step 307, carry out uplink synchronous according to comparative result and detect.
Concrete, step 307 can further include:
Step a307 is used to judge that whether uplink synchronous code and business datum power relative value are less than second threshold value; If less than, execution in step b307 then; Otherwise, execution in step c307.
Step b307, the data of removing business datum are carried out uplink synchronous detect.
Step c307, initial data and the data of removing business datum are merged, the data after being combined are carried out uplink synchronous and are detected.
Wherein first threshold value is greater than second threshold value.
Among the step c307, initial data and the data of removing business datum are merged, can adopt modes such as equal gain combining, SNR merging.
Need to prove that the embodiment of the invention is not limited to equal gain combining and SNR merges, other modes that initial data and the data of removing business datum can be merged are suitable for the embodiment of the invention equally.
Wherein, the embodiment of the invention can be determined uplink synchronous code and business datum power relative value according to the following step:
With uplink synchronous code received power (being Pu) divided by the merchant of data symbol received power (being Pd) and interference noise power sum as uplink synchronous code and business datum power relative value (being Pn); Or
With uplink synchronous code received power (being Pu) divided by the merchant of data symbol received power (being Pd) as uplink synchronous code and business datum power relative value.
Concrete, can determine uplink synchronous code and business datum power relative value according to formula one or formula two.
In specific implementation process, can directly calculate the data symbol average power that does not have UpPCH to send the position, thereby obtain Pd, perhaps calculate the average power of midamble sign indicating number part, thereby obtain Pd;
Can be according to calculating time slot ISCP, thus Pn obtained;
Can obtain Pu according to following two kinds of account forms:
Mode one, employing related power account form promptly obtain the synchronous related power sequence of user uplink, according to the peak value calculating solid size sheet average power of related power sequence, thereby obtain Pu.
Mode two, elder generation calculate UpPCH and send locational symbol average power, deduct Pd and Pn then, thereby obtain Pu.
Wherein the amount of calculation of mode two is less than the amount of calculation of mode one.
In specific implementation process, first threshold value and second threshold value can be determined by emulation respectively.
If determine uplink synchronous code and business datum power relative value according to formula one, then when carrying out emulation, interference noise need be joined in the emulation;
If determine uplink synchronous code and business datum power relative value according to formula two, then when carrying out emulation, do not need interference noise is joined in the emulation.
As shown in Figure 4, the method for second kind of self-adapting detecting of the embodiment of the invention comprises the following steps 401～403.
Wherein, step 305～307 in the method for step 401～403 and first kind of self-adapting detecting of the embodiment of the invention are identical, do not repeat them here.
Wherein, determine in the method for second kind of self-adapting detecting of the embodiment of the invention that the step of definite uplink synchronous code and business datum power relative value is identical in the method for the step of uplink synchronous code and business datum power relative value and first kind of self-adapting detecting of the embodiment of the invention, do not repeat them here.
As shown in Figure 5, the method for the third self-adapting detecting of the embodiment of the invention comprises the following steps:
Step 503, initial data is carried out uplink synchronous detect, determine the uplink synchronous code in the initial data.
From the foregoing description as can be seen: the embodiment of the invention, is carried out uplink synchronous SYNC-UL to initial data and is detected during greater than first thresholding in uplink synchronous code and business datum power relative value, determines the uplink synchronous code in the initial data; Carry out channel estimating according to uplink synchronous code, and according to channel estimation results described initial data is carried out uplink synchronous code and disturb recovery to handle and offset and handle, obtain removing the data of uplink synchronous code; The initial data of removing uplink synchronous code is carried out joint-detection.Owing under the situation that uplink synchronous code and business datum send together, can when detecting, uplink synchronous code be got rid of, thereby when business datum detected, guarantee the detection performance of business datum, improved the efficient of transfer of data.
The embodiment of the invention is carried out data aggregate to initial data and is detected when uplink synchronous code and business datum power relative value are not more than first thresholding, determines the business datum in the initial data; Initial data is carried out business datum disturb recovery to handle and offset and handle, obtain removing the data of business datum; The data of removing business datum are carried out uplink synchronous to be detected.Owing under the situation that uplink synchronous code and business datum send together, can when detecting, business datum be got rid of, thereby when uplink synchronous code detected, guarantee the detection performance of uplink synchronous code, improved the success rate that the user inserts.
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 (14)
1. the method for a self-adapting detecting is characterized in that, this method comprises:
, initial data is carried out uplink synchronous SYNC-UL detect during in uplink synchronous code and business datum power relative value, determine the uplink synchronous code in the initial data greater than first thresholding;
Carry out channel estimating according to uplink synchronous code, and according to channel estimation results described initial data is carried out uplink synchronous code and disturb recovery to handle and offset and handle, obtain removing the data of uplink synchronous code;
The data of removing uplink synchronous code are carried out joint-detection.
2. the method for claim 1 is characterized in that, this method also comprises:
When uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detect, determine the business datum in the initial data;
Described initial data is carried out business datum disturb recovery to handle and offset and handle, obtain removing the data of business datum;
The data of removing business datum are carried out uplink synchronous to be detected.
3. method as claimed in claim 2 is characterized in that, described data to the removal business datum are carried out the uplink synchronous detection and comprised:
, the data of removing business datum are carried out uplink synchronous detect during in described uplink synchronous code and business datum power relative value less than second threshold value;
When described uplink synchronous code and business datum power relative value are not less than second threshold value, initial data and the data of removing business datum are merged, the data after being combined are carried out uplink synchronous and are detected;
Wherein said first threshold value is greater than second threshold value.
4. as the described method of the arbitrary claim of claim 1～3, it is characterized in that, determine uplink synchronous code and business datum power relative value according to the following step:
With the uplink synchronous code received power divided by the merchant of data symbol received power and interference noise power sum as uplink synchronous code and business datum power relative value; Or
With the uplink synchronous code received power divided by the merchant of data symbol received power as uplink synchronous code and business datum power relative value.
5. the method for a self-adapting detecting is characterized in that, this method comprises:
When uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detect, determine the business datum in the initial data;
Described initial data is carried out business datum disturb recovery to handle and offset and handle, obtain removing the data of business datum;
The data of removing business datum are carried out uplink synchronous to be detected.
6. method as claimed in claim 5 is characterized in that, described data to the removal business datum are carried out the uplink synchronous detection and comprised:
, the data of removing business datum are carried out uplink synchronous detect during in described uplink synchronous code and business datum power relative value less than second threshold value;
When described uplink synchronous code and business datum power relative value are not less than second threshold value, initial data and the data of removing business datum are merged, the data after being combined are carried out uplink synchronous and are detected;
Wherein said first threshold value is greater than second threshold value.
7. as claim 5 or 6 described methods, it is characterized in that, determine uplink synchronous code and business datum power relative value according to the following step:
With the uplink synchronous code received power divided by the merchant of data symbol received power and interference noise power sum as uplink synchronous code and business datum power relative value; Or
With the uplink synchronous code received power divided by the merchant of data symbol received power as uplink synchronous code and business datum power relative value.
8. the device of a self-adapting detecting is characterized in that, this device comprises:
First synchronous detection module is used for, initial data being carried out uplink synchronous SYNC-UL detecting during greater than first thresholding in uplink synchronous code and business datum power relative value, determines the uplink synchronous code in the initial data;
Channel estimation module is used for carrying out channel estimating according to uplink synchronous code;
First processing module is used for according to channel estimation results described initial data being carried out uplink synchronous code and disturbs recovery to handle and offset and handle, and obtains removing the data of uplink synchronous code;
The first joint-detection module is used for the data of removing uplink synchronous code are carried out joint-detection.
9. device as claimed in claim 8 is characterized in that, this method also comprises:
The second joint-detection module is used for when uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detect, and determines the business datum in the initial data;
Second processing module is used for that described initial data is carried out business datum and disturbs recovery to handle and offset and handle, and obtains removing the data of business datum;
Second synchronous detection module is used for that the data of removing business datum are carried out uplink synchronous and detects.
10. device as claimed in claim 9 is characterized in that, described second synchronous detection module is used for:
, the data of removing business datum are carried out uplink synchronous detect during in described uplink synchronous code and business datum power relative value less than second threshold value;
When described uplink synchronous code and business datum power relative value are not less than second threshold value, initial data and the data of removing business datum are merged, the data after being combined are carried out uplink synchronous and are detected;
Wherein said first threshold value is greater than second threshold value.
11., it is characterized in that described device also comprises as the described device of the arbitrary claim of claim 8～10:
Determination module is used for the uplink synchronous code received power divided by the merchant of data symbol received power and interference noise power sum as uplink synchronous code and business datum power relative value; Or
With the uplink synchronous code received power divided by the merchant of data symbol received power as uplink synchronous code and business datum power relative value.
12. the device of a self-adapting detecting is characterized in that, this device comprises:
The second joint-detection module is used for when uplink synchronous code and business datum power relative value are not more than first thresholding, initial data is carried out data aggregate detect, and determines the business datum in the initial data;
Second processing module is used for described initial data and carries out business datum interference recovery processing and offset processing, obtains removing the data of business datum;
Second synchronous detection module is used for that the initial data of removing business datum is carried out uplink synchronous and detects.
13. device as claimed in claim 12 is characterized in that, described second synchronous detection module is used for:
, the data of removing business datum are carried out uplink synchronous detect during in described uplink synchronous code and business datum power relative value less than second threshold value;
When described uplink synchronous code and business datum power relative value are not less than second threshold value, initial data and the data of removing business datum are merged, the data after being combined are carried out uplink synchronous and are detected;
Wherein said first threshold value is greater than second threshold value.
14., it is characterized in that described device also comprises as claim 12 or 13 described devices:
Determination module is used for the uplink synchronous code received power divided by the merchant of data symbol received power and interference noise power sum as uplink synchronous code and business datum power relative value; Or
With the uplink synchronous code received power divided by the merchant of data symbol received power as uplink synchronous code and business datum power relative value.
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| CN101499845A (en) * | 2008-01-29 | 2009-08-05 | 大唐移动通信设备有限公司 | Uplink synchronous detection method and apparatus for TD-SCDMA system |
| CN101500304A (en) * | 2008-01-30 | 2009-08-05 | 鼎桥通信技术有限公司 | Regulating method and apparatus for uplink synchronous channel position |
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