CN103532608A  Multiuser combined detecting method and device thereof  Google Patents
Multiuser combined detecting method and device thereof Download PDFInfo
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 CN103532608A CN103532608A CN201210227420.4A CN201210227420A CN103532608A CN 103532608 A CN103532608 A CN 103532608A CN 201210227420 A CN201210227420 A CN 201210227420A CN 103532608 A CN103532608 A CN 103532608A
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Abstract
Description
Technical field
The present invention relates to the communications field, in particular to a kind of method and device of multiuser detection.
Background technology
At Long Term Evolution (Long Term Evolution, referred to as LTE) in, ascending control channel is divided into form (format) 1/1a/1b and form 2/2a/2b, wherein, form 1 series is for dispatch request (Scheduling Request, referred to as SR) and acknowledge character (Acknowledgement, referred to as ACK)/nonacknowledge character (NonAcknowledgement, referred to as NACK) transmission, form 2 series are for channel quality indication (Channel Quality Indication, referred to as CQI) and ACK/NACK transmission, subscriber equipment (User Equipment, referred to as UE) according to the kind combination of signal to be sent, select corresponding form.Physical Uplink Control Channel (Physical Uplink Control Channel, referred to as PUCCH) and Physical Uplink Shared Channel (Physical Uplink Shared Channel, referred to as PUSCH) an important difference be the frequencydomain and timedomain resource that a plurality of user's concurrent multiplexings are identical, at receiving terminal, need to detect all users' information, first, matrix tensor operation (Kronecker tensor) is described.With " ο " representing matrix tensor multiplication, establishing matrix A is that the capable n column matrix of m and B are the capable q column matrix of p:
For example:
?
If the columns of matrix A and matrix B is identical, define so respective column tensor operation symbol " ◇ ".For example:
So,
According to LTE agreement (TS36.211) when general cyclic prefix (Normal CP),
Ascending control channel (PUCCH) form 2(format2) under pattern, have 7 symbols in each time slot, wherein, some symbols are used for transmitting pilot reference symbol, and some symbols are used for transmitting data symbol.Make s
^{u}represent the information that u user transmits on these 7 symbols, s
^{u}can be expressed as column vector
For ascending control channel (PUCCH) form 2(format2) symbol at each time slot internal symbol l=1 and l=5 for transmission pilot reference symbol, l=0,2,3,4,6 symbols that are data symbol.Be s
^{u}can be expressed as
For ascending control channel (PUCCH) form 1/1a/1b(format1/1a/1b) pattern under, at each time slot internal symbol l=2,3 and the l=4 symbol that is transmission pilot reference symbol, it has quadrature spread on time orientation, therefore, be equivalent to transmit on it orthogonal code, each user's orthogonal code can be the same or different, but in advance always known.In like manner, on the symbol for data symbol, also there is similar time orientation quadrature spread, so, s
^{u}can be expressed as
Each symbol is multiplied by u user's frequency expansion sequence w ^{u}, w ^{u}for receiving end and all known length of the making a start CAZAC column vector sequence that is 12.But it should be noted that, in agreement TS36.211, the frequency expansion sequence of user on distinct symbols l is different, according to symbol l, increased cyclic shift fixing, definite and that user is irrelevant to reduce mutual interference, at receiving terminal, can do corresponding antiprocessing to the multiuser's who receives mixed signal, therefore here the frequency expansion sequence Direct Modeling between each symbol of user u l is identical w ^{u}.
being the channel effect that u user is subject on antenna a, is a scalar.Note
Make S=[s ^{1}s ^{u}], W=[w ^{1}w ^{u}], H=[h ^{1}h ^{u}], can be with matrix notation system equation
Y _{ant}=(S ◇ W) H ^{t}+ N, or
Y _{sym}=(W◇H)·S ^{T}+N，
N wherein represents noisiness, S ◇ W=[s ^{1}ο w ^{1}... s ^{u}ο w ^{u}], W ◇ H=[w ^{1}ο h ^{1}... w ^{u}ο h ^{u}].Y _{ant}the matrix of (12*7) * A, Y _{sym}it is the matrix of (12A) * 7.Y _{ant}and Y _{sym}to same group, to receive signal Y to arrange gained according to different modes.Receive signal Y according to the structure of subcarrier, symbol and three amounts of antenna as shown in Figure 1, w is subcarrier direction, and s is symbol direction, and a is antenna direction.
Signal Y _{ant}in a be listed as the reception data on corresponding a antenna, in a row, be to form according to the order of first subcarrier, rear symbol receiving signal, as shown in Figure 2.
Y _{sym}l be listed as the reception data on corresponding l symbol, in l row, be to form according to the order of first antenna, rear subcarrier receiving signal, as shown in Figure 3.
Utilizing the basic thought that tensor detects is iteration.In the information S of transmitting terminal, except being Transmitting and Receiving End all known information for transmitting on pilot reference symbol, other information are to be detected, are all initialized as " 0 ".Will as the testing result of S, for form 2, be initialized as:
For form, 1/1a/1b is initialized as:
Then, carry out interative computation n time:
for?iter=1:n
end
Operator wherein for MoosePenrose generalized inverse, after n iteration for testing result. row respective user, every row 7 row, 7 symbols of the corresponding time slot of row, corresponding l=0,1,2,3,4,5,6 symbols.For form 2, after abovementioned iteration being testing result, is the result of the quadrature spread factor that comprised time orientation for form 1/1a/1b, and only need separate quadrature can obtain testing result.Also obtained each user's channel estimating simultaneously row respective user, row respective antenna.
But, for said method, wherein need to calculate MoosePenrose generalized inverse its exponent number equals number of users.For form 2, be 12 users to the maximum, need 12 rank plural number square formations to invert, this is very difficult in engineering; For form 1/1a/1b, exponent number is higher, under regular situation, can arrive 18 rank, and on be limited to 36 rank, this is obviously not attainable in engineering.
For abovementioned problem one of at least in correlation technique, effective solution is not yet proposed at present.
Summary of the invention
The invention provides a kind of method and device of multiuser detection, large at least to solve the method amount of calculation of the multiuser detection in correlation technique, realize the problem that difficulty is large.
According to an aspect of the present invention, a kind of method of multiuser detection is provided, it comprises: at the receiving terminal of ascending control channel, by tensor operation to received signal Y detect, obtain the information of each user's transmission, wherein, by tensor operation, detect to received signal, the transmission information that obtains each user comprises following steps: the signal Y that Y obtains by the first default ordering rule to received signal
_{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms
Preferably, according to the form of the ascending control channel matrix that the transmission information on time slot forms to each user, carry out initialization, obtain matrix the form of corresponding ascending control channel will be 0 for transmitting the information initializing of the symbol of data on time slot.
Preferably, the form of ascending control channel comprises one of following: ascending control channel form 1/1a/1b, ascending control channel form 2/2a/2b.
Preferably, the signal Y that Y obtains by the first default ordering rule to received signal _{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms carry out complexconjugate transpose with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna comprise: matrix carry out respective column tensor operation with Spread Spectrum Matrix W; Signal Y _{ant}the matrix of consequence of matrix and respective column tensor operation carries out complexconjugate transpose and multiplies each other and add up, and obtains the channel estimate matrix of each user on each reception antenna
Preferably, receive the signal Y that signal Y obtains by the first default ordering rule _{ant}the matrix of consequence of matrix and respective column tensor operation carries out complexconjugate transpose and multiplies each other and add up, and obtains the channel estimate matrix of each user on each reception antenna comprise: signal Y _{ant}each row of matrix are corresponding with each reception antenna, list the signal of a antenna reception is arranged according to the order of subcarrier, symbol, signal Y at a _{ant}the a row of matrix carry out complexconjugate transpose with every row of the matrix of consequence of respective column tensor operation and multiply each other and add up, and obtain the channel estimating of each user on a antenna; Repeat abovementioned steps and obtain the channel estimate matrix of each user on each reception antenna wherein, A represents the number of antenna.
Preferably, the signal Y that Y obtains by the first default ordering rule to received signal _{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms carry out complexconjugate transpose with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna comprise: signal Y _{sym}matrix and matrix W and matrix the matrix of consequence that respective column tensor multiplies each other carries out complexconjugate transpose and multiplies each other and add up, and obtains the transmission information of each user on this time slot.
Preferably, receive the signal Y that signal Y obtains by the second default ordering rule _{sym}matrix and matrix W and matrix the matrix of consequence that respective column tensor multiplies each other carries out complexconjugate transpose and multiplies each other and add up, and obtains the transmission information of each user on this time slot and comprises: signal Y _{sym}each row of matrix are corresponding with each symbol of time slot, list the reception signal on l symbol is arranged according to the order of antenna, subcarrier, signal Y at l _{sym}matrix l row and matrix W and matrix every row of the matrix of consequence that tensor multiplies each other carry out complexconjugate transpose and multiply each other and add up, and obtain the transmission information of each user on l symbol; Repeat abovementioned steps and obtain the transmission information of each user on this time slot.
According to a further aspect in the invention, provide a kind of square law device of multiuser detection, it comprises: the first complexconjugate transpose module that multiplies each other, and for the signal Y that Y obtains by the first default ordering rule to received signal
_{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms
Preferably, the first complexconjugate transpose module that multiplies each other comprises: respective column tensor operation unit, and for to matrix carry out respective column tensor operation with Spread Spectrum Matrix W; Complexconjugate transpose multiplies each other and the unit that adds up, for to signal Y _{ant}the matrix of consequence of matrix and respective column tensor operation carries out complexconjugate transpose and multiplies each other and add up, and obtains the channel estimate matrix of each user on each reception antenna
Preferably, the complexconjugate transpose unit that multiplies each other, also for signal Y _{ant}each row of matrix are corresponding with each reception antenna, list the signal of a antenna reception is arranged according to the order of subcarrier, symbol, signal Y at a _{ant}the a row of matrix carry out complexconjugate transpose with every row of the matrix of consequence of respective column tensor operation and multiply each other and add up, and obtain the channel estimating of each user on a antenna; Repeat abovementioned steps and obtain the channel estimate matrix of each user on each reception antenna wherein, A represents the number of antenna.
Preferably, the second complexconjugate transpose module that multiplies each other, also for signal Y _{sym}matrix and matrix W and matrix the matrix of consequence that respective column tensor multiplies each other carries out complexconjugate transpose and multiplies each other and add up, and obtains the transmission information of each user on this time slot.
Preferably, the second complexconjugate transpose module that multiplies each other, also for signal Y _{sym}each row of matrix are corresponding with each symbol of time slot, list the reception signal on l symbol is arranged according to the order of antenna, subcarrier, signal Y at l _{sym}matrix l row and matrix W and matrix every row of the matrix of consequence that respective column tensor multiplies each other carry out complexconjugate transpose and multiply each other and add up, and obtain the transmission information of each user on l symbol;
Repeat abovementioned steps and obtain the transmission information of each user on this time slot.
In the present invention, first, the signal Y that Y obtains by the first default ordering rule to received signal _{ant}, the matrix that forms of the transmission information of each user on a time slot initialization matrix carry out complex conjugate with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna then, the signal Y that Y obtains by the second default ordering rule to received signal _{sym}matrix, matrix W and matrix carry out complex conjugate and multiply each other, obtain the transmission information of each user on time slot, computing is converted to the computing that complex multiplication is sued for peace again, avoiding carrying out plural square formation inverts, thereby reduced amount of calculation, reduced the difficulty that the method realizes, improved the detection performance of the method.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to the structural representation of the reception signal Y of correlation technique;
Fig. 2 is the signal Y according to correlation technique _{ant}in receiving signal Y, extract the schematic diagram of mode;
Fig. 3 is the signal Y according to correlation technique _{sym}in receiving signal Y, extract the schematic diagram of mode;
Fig. 4 is according to the flow chart of the method for the multiuser detection of the embodiment of the present invention;
Fig. 5 is according to the structured flowchart of the device of the multiuser detection of the embodiment of the present invention; And
Fig. 6 is according to the multiply each other structured flowchart of module of the first complex conjugate of the embodiment of the present invention.
Embodiment
Hereinafter with reference to accompanying drawing, also describe the present invention in detail in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the application can combine mutually.
The present embodiment provides a kind of method of multiuser detection, and as shown in Figure 4, the method for this multiuser detection comprises that step S402 is to step S404.
Step S402: at the receiving terminal of ascending control channel, by tensor operation to received signal Y detect, obtain the information of each user's transmission, wherein, by tensor operation, detect to received signal, the transmission information that obtains each user comprises following steps: the signal Y that Y obtains by the first default ordering rule to received signal
_{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms
Step S404: the signal Y that Y obtains by the second default ordering rule to received signal _{sym}matrix, matrix W and matrix carry out complexconjugate transpose and multiply each other, obtain the transmission information of each user on time slot.
By abovementioned steps, first, the signal Y that Y obtains by the first default ordering rule to received signal _{ant}, the matrix that forms of the transmission information of each user on a time slot initialization matrix carry out complexconjugate transpose with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna then, the signal Y that Y obtains by the second default ordering rule to received signal _{sym}matrix, matrix W and matrix carry out complexconjugate transpose and multiply each other, obtain the transmission information of each user on time slot, computing is converted to the computing that complex multiplication is sued for peace again, avoiding carrying out plural square formation inverts, thereby reduced amount of calculation, reduced the difficulty that the method realizes, improved the detection performance of the method.
Preferably, in agreement TS36.211, the frequency expansion sequence of user on distinct symbols l is different, according to symbol l, increased cyclic shift fixing, definite and that user is irrelevant to reduce mutual interference, at receiving terminal, can do corresponding antiprocessing to the multiuser's who receives mixed signal, for the ease of calculating, therefore here the frequency expansion sequence Direct Modeling between each symbol of user u l is identical w ^{u}.
Preferably, below example the complexconjugate transpose phase multiplication between abovementioned matrix is described, for example,
A=[a1?a2?a3]
B=[b1?b2?b3]
AB ^{h}the complexconjugate transpose that can Direct function description be matrix A and matrix B multiplies each other, and the complex conjugate that also can be described as matrix A and matrix B multiplies each other and adds up, be i.e. final step in abovementioned formula by row is pointtopoint.If matrix A and matrix B are multirow matrixes, AB ^{h}or the complexconjugate transpose that can Direct function description be matrix A and matrix B multiplies each other, or certain row of matrix A and certain row of matrix B is pointtopoint multiplies each other and add up.
Preferably, abovementioned initialization matrix
Preferably, the form of abovementioned ascending control channel can comprise one of following: ascending control channel form 1/1a/1b, ascending control channel form 2/2a/2b.For example, the in the situation that of ascending control channel form 1/1a/1b, each time slot internal symbol l=2,3 and l=4 for for transmitting the symbol of pilot reference symbol, symbol l=0,1,5,6 is for transmitting data, by the information initializing on symbol l=0,1,5,6, be 0,
In order to reduce amount of calculation, in this preferred embodiment, the signal Y that Y obtains by the first default ordering rule to received signal _{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms carry out complexconjugate transpose with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna comprise: matrix carry out respective column tensor operation with Spread Spectrum Matrix W; Signal Y _{ant}the matrix of consequence of matrix and respective column tensor operation carries out complexconjugate transpose and multiplies each other and add up, and obtains the channel estimate matrix of each user on each reception antenna
In above preferred embodiment, matrix the matrix column obtaining after carrying out respective column tensor operation with Spread Spectrum Matrix W is corresponding with user, and U is listed as altogether, then, and by signal Y _{ant}the matrix of consequence of matrix and abovementioned respective column tensor operation carries out complexconjugate transpose and multiplies each other and add up, and obtains the matrix that the channel estimating of each user on each reception antenna forms to obtain matrix calculating be converted into the computing that plural number is seized the opportunity summation again, avoid carrying out the calculating that plural square formation is inverted, thereby reduced amount of calculation.
Abovementioned by signal Y _{ant}the matrix of consequence of matrix and abovementioned respective column tensor operation carries out complexconjugate transpose and multiplies each other and add up, and obtains the matrix that the channel estimating of each user on each reception antenna forms step can realize in the following manner: signal Y _{ant}each row of matrix are corresponding with each reception antenna, list the signal of a antenna reception is arranged according to the order of subcarrier, symbol, signal Y at a _{ant}the a row of matrix carry out complexconjugate transpose with every row of the matrix of consequence of respective column tensor operation and multiply each other and add up, and obtain the channel estimating of each user on a antenna; Repeat abovementioned steps and obtain the channel estimate matrix of each user on each reception antenna wherein, A represents the number of antenna.
In above preferred embodiment, signal Y _{ant}obtain manner as shown in Figure 2, signal Y _{ant}each row of matrix are corresponding with each reception antenna, and at a, list the signal of a antenna reception is arranged according to the order of subcarrier, symbol, then, signal Y _{ant}the a row of matrix carry out complex conjugate with every row of the matrix of consequence of respective column tensor operation and multiply each other and add up, and obtain the channel estimating of each user on a antenna, through repeating abovementioned steps, obtain the channel estimating of each user on each reception antenna,
In order to reduce further amount of calculation, in the present embodiment, the signal Y that Y obtains by the first default ordering rule to received signal _{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms carry out complexconjugate transpose with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna comprise: signal Y _{sym}matrix and matrix W and matrix the matrix of consequence that respective column tensor multiplies each other carries out complexconjugate transpose and multiplies each other and add up, and obtains the transmission information of each user on this time slot.
In the abovedescribed embodiments, matrix W and matrix each row that carry out the matrix of consequence that respective column tensor multiplies each other are corresponding with user, and be total to U and be listed as, then, signal Y _{sym}the matrix of consequence that matrix and abovementioned respective column tensor multiply each other carries out complexconjugate transpose and multiplies each other and add up, to obtain the transmission information of each user on this time slot, calculating is converted into plural number and seizes the opportunity the computing of summation again, avoid carrying out the calculating that plural square formation is inverted, thereby reduced further amount of calculation.
The signal Y that abovementioned reception signal Y obtains by the second default ordering rule _{sym}matrix and matrix W and matrix the matrix of consequence that tensor multiplies each other with carry out complexconjugate transpose and multiply each other and add up, the step that obtains the transmission information of each user on this time slot can realize in the following manner: signal Y _{sym}each row of matrix are corresponding with each symbol of time slot, list the reception signal on l symbol is arranged according to the order of antenna, subcarrier, signal Y at l _{sym}matrix l row and matrix W and matrix every row of the matrix of consequence that tensor multiplies each other carry out complexconjugate transpose and multiply each other and add up, and obtain the transmission information of each user on l symbol; Repeat abovementioned steps and obtain the transmission information of each user on this time slot.
In above preferred embodiment, signal Y _{sym}obtain manner as shown in Figure 3, signal Y _{sym}each row of matrix are corresponding with each symbol of time slot, and at l, list the reception signal on l symbol is arranged according to the order of antenna, subcarrier, then, signal Y _{sym}matrix l row and matrix W and matrix every row of the matrix of consequence that tensor multiplies each other carry out complexconjugate transpose and multiply each other and add up, and obtain the transmission information of each user on l symbol (being symbol l1); Through repetition abovementioned steps, obtain the transmission information of each user on this time slot, complete the multiuser detection at this time slot, through repeatedly repeating abovementioned steps, can obtain each user's testing result information.
Preferably, can obtain each user's testing result information by following iterative manner:
for?iter=1:n
end
Preferably, the in the situation that of ascending control channel form 1/1a/1b, at each time slot internal symbol l=2,3 and the l=4 symbol that is transmission pilot reference symbol, because it has quadrature spread on time orientation, therefore, be equivalent to transmit on it orthogonal code, each user's that abovementioned detection method obtains detection information is the result of the quadrature spread factor that comprised time orientation, and only need separate quadrature can obtain testing result.
The present embodiment provides a kind of device of multiuser detection, and as shown in Figure 5, the device of this multiuser detection comprises: the first complexconjugate transpose module 502 that multiplies each other, and for the signal Y that Y obtains by the first default ordering rule to received signal
_{ant}the initialization matrix of the matrix that matrix, each user transmission information on a time slot forms
In the abovedescribed embodiments, the first complexconjugate transpose module 502 signal Y that Y obtains by the first default ordering rule to received signal that multiplies each other _{ant}, the matrix that forms of the transmission information of each user on a time slot initialization matrix carry out complexconjugate transpose with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna then, the second complexconjugate transpose module 504 signal Y that Y obtains by the second default ordering rule to received signal that multiplies each other _{sym}matrix, matrix W and matrix carry out complexconjugate transpose and multiply each other, obtain the transmission information of each user on time slot, computing is converted to the computing that complex multiplication is sued for peace again, avoiding carrying out plural square formation inverts, thereby reduced amount of calculation, reduced the difficulty that the method realizes, improved the detection performance of the method.
In order to reduce amount of calculation, in this preferred embodiment, as shown in Figure 6, abovementioned the first complexconjugate transpose module 502 that multiplies each other comprises: respective column tensor operation unit 5022, and for to matrix carry out respective column tensor operation with Spread Spectrum Matrix W; Complexconjugate transpose multiplies each other and the unit 5024 that adds up, and is connected to respective column tensor operation unit 5022, for to signal Y _{ant}the matrix of consequence of matrix and respective column tensor operation carries out complexconjugate transpose and multiplies each other and add up, and obtains the channel estimate matrix of each user on each reception antenna
Abovementioned complexconjugate transpose multiplies each other and the unit 5024 that adds up, also for signal Y _{ant}each row of matrix are corresponding with each reception antenna, list the signal of a antenna reception is arranged according to the order of subcarrier, symbol, signal Y at a _{ant}the a row of matrix carry out complexconjugate transpose with every row of the matrix of consequence of respective column tensor operation and multiply each other and add up, and obtain the channel estimating of each user on a antenna;
Repeat abovementioned steps and obtain the channel estimate matrix of each user on each reception antenna wherein, A represents the number of antenna.
In order to reduce further amount of calculation, in the present embodiment, in this preferred embodiment, the second complexconjugate transpose module 504 that multiplies each other, also for signal Y _{sym}matrix and matrix W and matrix the matrix of consequence that respective column tensor multiplies each other carries out complexconjugate transpose and multiplies each other and add up, and obtains the transmission information of each user on this time slot.
In obtaining the process of the transmission information of each user on this time slot, abovementioned the second complexconjugate transpose module 504 that multiplies each other, also for signal Y _{sym}each row of matrix are corresponding with each symbol of time slot, list the reception signal on l symbol is arranged according to the order of antenna, subcarrier, signal Y at l _{sym}matrix l row and matrix W and matrix every row of the matrix of consequence that respective column tensor multiplies each other carry out complexconjugate transpose and multiply each other and add up, and obtain the transmission information of each user on l symbol; Repeat abovementioned steps and obtain the transmission information of each user on this time slot.
Below in conjunction with embodiment, abovementioned each preferred embodiment is described in detail.
In the present embodiment, take ascending control channel form 2 as example, the method for abovementioned multiuser detection comprises the steps:
S1: to received signal Y again chronological order obtain Y _{ant}and Y _{sym}.
S2: for user u, initialization s ^{u}=[0 10001 0] ^{t}.
S3: by s ^{u}the w corresponding with it ^{u}carrying out respective column tensor multiplied result is a column vector, is designated as sw ^{u}.
S4: by sw
^{u}with Y
_{ant}a row complex conjugate multiply each other and add up and obtain
be the channel estimating of user u on antenna a, traversal antenna a=1,2 ..., A, obtains the channel estimating of user u on each antenna, obtains
S5: by w ^{u}with h ^{u}carrying out respective column tensor multiplied result is a column vector, is designated as wh ^{u}.
S6: by wh
^{u}with Y
_{sym}l+1(because column number since 1, and symbol number is since 0, so l+1 is listed as corresponding symbol l) row complex conjugate multiplies each other and adds up and obtain
be the testing result of user u on symbol l, traversal symbol l=0,1 ..., 6 obtain the testing result of user u on each symbol,
S7: by step S3 to S6 iterative computation 4 times, last result
S8: to all user u repeating step S2 ~ S7, obtain all users' testing result.
As can be seen from the above description, the present invention has realized following technique effect: the signal Y that Y obtains by the first default ordering rule to received signal _{ant}, the matrix that forms of the transmission information of each user on a time slot initialization matrix carry out complex conjugate with each user's Spread Spectrum Matrix W and multiply each other, obtain the channel estimate matrix of each user on each reception antenna then, the signal Y that Y obtains by the second default ordering rule to received signal _{sym}matrix, matrix W and matrix carry out complex conjugate and multiply each other, obtain the transmission information of each user on time slot, computing is converted to the computing that complex multiplication is sued for peace again, avoiding carrying out plural square formation inverts, thereby reduced amount of calculation, reduced the difficulty that the method realizes, improved the detection performance of the method.
Obviously, those skilled in the art should be understood that, abovementioned each module of the present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, and in some cases, can carry out shown or described step with the order being different from herein, or they are made into respectively to each integrated circuit modules, or a plurality of modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
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CN104601498A (en) *  20140822  20150506  北京邮电大学  Tensor model based channel estimation method and device 
CN106059968A (en) *  20160527  20161026  重庆邮电大学  MUSA system multistage portion parallel interference elimination multiuser detection method 
CN107682124A (en) *  20171023  20180209  哈尔滨工业大学  The elder generation of multiple users share access technology uplink and after go here and there multiuser test method 
CN108199751A (en) *  20171229  20180622  哈尔滨工程大学  Waveform generation method and device based on tensor model under a kind of mimo system 
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US20070058701A1 (en) *  20030805  20070315  Da Tang Mobile Communications Equipment Co., Ltd.  Method for detecting the orthogonal code cdma signal 
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Cited By (7)
Publication number  Priority date  Publication date  Assignee  Title 

CN104601498A (en) *  20140822  20150506  北京邮电大学  Tensor model based channel estimation method and device 
CN104601498B (en) *  20140822  20170926  北京邮电大学  A kind of channel estimation methods and device based on tensor model 
CN106059968A (en) *  20160527  20161026  重庆邮电大学  MUSA system multistage portion parallel interference elimination multiuser detection method 
CN106059968B (en) *  20160527  20190115  重庆邮电大学  Multiuser test method is eliminated in the interference of MUSA system multistage part parallel 
CN107682124A (en) *  20171023  20180209  哈尔滨工业大学  The elder generation of multiple users share access technology uplink and after go here and there multiuser test method 
CN108199751A (en) *  20171229  20180622  哈尔滨工程大学  Waveform generation method and device based on tensor model under a kind of mimo system 
CN108199751B (en) *  20171229  20200519  哈尔滨工程大学  Tensor modelbased waveform generation method and device in MIMO system 
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