CN101938437B - Single antenna interference cancellation (SAIC) capability recognizing method and device - Google Patents

Abstract

The invention discloses single antenna interference cancellation (SAIC) capability recognizing method and device which belong to the field of wireless communication. The method comprises the following steps of: respectively testing Non-SAIC type terminals to be tested by using alpha-QPSK (Quadrature Phase Shift Keying) modulation and GMSK (Guassian Minimum Shift Keying) modulation; recognizing whether the terminals to be tested have SAIC capability or not according to the corresponding downlink quality of the terminals to be tested under the alpha-QPSK modulation and GMSK modulation; reporting the corresponding downlink quality information to an SAIC capability recognizing device under the alpha-QPSK modulation and the GMSK modulation by the terminals to be tested so that the SAIC capability recognizing device is used for obtaining the corresponding downlink quality under the alpha-QPSK modulation and the GMSK modulation according to the downlink quality information and recognizing whether the terminals to be tested have the SAIC capability or not. The device comprises a test module and a recognizing module. By the scheme, the invention can recognize a silence SAIC terminal with the SAIC capability and improve the accuracy of SAIC capability recognition.

Description

Single antenna interference cancellation capability identification method and device

Technical field

The present invention relates to wireless communication field, particularly a kind of single antenna interference cancellation capability identification method and device.

Background technology

At present, there are two types in terminal, and a kind of is SAIC (Single Antenna Interference Cancellation, single antenna interference cancellation) terminal, and another kind is Non-SAIC (non-single antenna interference cancellation) terminal.

Existing communication system, network equipment is according to the terminal type of terminal to report, determine whether this terminal has the SAIC ability, when the terminal type reported is SAIC, network side by this terminal recognition for thering is the SAIC ability, when the terminal type reported is Non-SAIC, network side by this terminal recognition for not thering is the SAIC ability.

Yet, there is the SAIC ability greatly in the terminal of Non-SAIC type, also there is the single antenna interference cancellation ability, just type is reported as Non-SAIC, this Terminal Type is called to mute SAIC (single antenna interference cancellation of mourning in silence) terminal.

The present inventor finds that at least there is following problem in prior art: existing communication system determines according to the terminal type of terminal to report whether this terminal has the SAIC ability, the SAIC terminal of mourning in silence that will have the SAIC ability forecloses, and the accuracy of SAIC capability identification is poor.

Summary of the invention

In order to improve the accuracy of SAIC capability identification, the embodiment of the present invention provides a kind of single antenna interference cancellation capability identification method and device.

On the one hand, the embodiment of the present invention provides a kind of single antenna interference cancellation capability identification method, and described method comprises:

Use Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation respectively the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type to be tested, according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately described terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability,

Modulate and downlink quality corresponding under the GMSK modulation at alpha-QPSK according to described terminal to be measured, identify described terminal to be measured and whether there is single antenna interference cancellation (SAIC) ability.

On the other hand, the embodiment of the present invention provides a kind of single antenna interference cancellation capability identification method, and described method comprises:

Terminal to be measured is the device to single antenna interference cancellation (SAIC) capability identification by downlink quality information reporting corresponding under Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation, wherein, Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation comprise, according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately described terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability, make the device of described SAIC capability identification according to the lower corresponding downlink quality of described downlink quality acquisition of information alpha-QPSK modulation and GMSK modulation, identify described terminal to be measured and whether there is single antenna interference cancellation (SAIC) ability.

On the other hand, the embodiment of the present invention provides a kind of single antenna interference cancellation capability identification device, and described device comprises:

Test module, tested the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type respectively for using Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation, described test module is specifically for according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately described terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means that alpha-QPSK modulation and GMSK modulation frequency n alternately are to be more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability,

Identification module, for modulating and downlink quality corresponding under the GMSK modulation at alpha-QPSK according to described terminal to be measured, identify described terminal to be measured and whether have single antenna interference cancellation (SAIC) ability.

On the other hand, the embodiment of the present invention provides a kind of base station controller, comprises above-mentioned single antenna interference cancellation capability identification device.

On the other hand, the embodiment of the present invention provides a kind of terminal, device for the downlink quality information reporting by corresponding under Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation to single antenna interference cancellation (SAIC) capability identification, wherein, Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation comprise, according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability, make the device of described SAIC capability identification according to the lower corresponding downlink quality of described downlink quality acquisition of information alpha-QPSK modulation and GMSK modulation, identify described terminal to be measured and whether there is single antenna interference cancellation (SAIC) ability.

The one side of the embodiment of the present invention, by using alpha-QPSK modulation and GMSK modulation, respectively the terminal to be measured of non-single antenna interference cancellation Non-SAIC type is tested, according to terminal to be measured, at alpha-QPSK, modulate and downlink quality corresponding under the GMSK modulation, identify terminal to be measured and whether there is single antenna interference cancellation SAIC ability, thereby identify the SAIC terminal of mourning in silence with SAIC ability, can improve the accuracy of SAIC capability identification; On the other hand, by reporting the device of downlink quality information corresponding under alpha-QPSK modulation and GMSK modulation to the SAIC capability identification, make the device of SAIC capability identification modulate lower corresponding downlink quality according to downlink quality acquisition of information alpha-QPSK modulation and GMSK, further can identify terminal to be measured and whether there is the SAIC ability, thereby identify the SAIC terminal of mourning in silence with SAIC ability, can improve the accuracy of SAIC capability identification.

The accompanying drawing explanation

Fig. 1 is the method flow diagram of the SAIC capability identification that provides of one embodiment of the invention;

Fig. 2 is the method flow diagram of the SAIC capability identification that provides of another embodiment of the present invention;

Fig. 3 is the apparatus structure schematic diagram of the SAIC capability identification that provides of another embodiment of the present invention;

Fig. 4 is another apparatus structure schematic diagram of the SAIC capability identification that provides of another embodiment of the present invention.

Embodiment

For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.

Referring to Fig. 1, one embodiment of the invention provides a kind of method of SAIC capability identification, comprising:

101: use alpha-QPSK (Quadrature Phase Shift Keying, Alpha's Quadrature Phase Shift Keying) modulation and GMSK (Gaussian Minimum Shift Keying, Guassian Minimum Shift Keying GMSK) modulation are tested the terminal to be measured of non-single antenna interference cancellation Non-SAIC type respectively.

102: modulate and downlink quality corresponding under the GMSK modulation at alpha-QPSK according to terminal to be measured, identify terminal to be measured and whether there is single antenna interference cancellation SAIC ability.

The embodiment of the present invention is by being used alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of Non-SAIC type to be tested, according to terminal to be measured, at alpha-QPSK, modulate and downlink quality corresponding under the GMSK modulation, identify terminal to be measured and whether there is single antenna interference cancellation SAIC ability, thereby identify the SAIC terminal of mourning in silence with SAIC ability, can improve the accuracy of SAIC capability identification.

Referring to Fig. 2, another embodiment of the present invention provides a kind of method of SAIC capability identification.

The terminal that network equipment is the Non-SAIC type to reporting types, can judge by the method for the present embodiment whether this terminal has the SAIC ability, wherein, network equipment can be specifically BSC (Base Station Controller, base station controller), the present embodiment does not limit, and the mode of concrete judgement can be as follows.

It should be noted that, in the deterministic process of the present embodiment, can use some detected parameters, these inspection parameters can be pre-configured.

Wherein, detected parameters can comprise: detect in frequency n and detection time T at least one, with alternate cycle N and mass change thresholding.Due to detect frequency n and detection time T can push away mutually according to alternate cycle N, therefore, the two has one get final product, the apply-official formula is specially T=n * N * 2 mutually, wherein two kinds of modulation systems of 2 expressions.

Alternate cycle N means to change every N time slot the modulation system of terminal downlink data to be measured, modulation system in the present embodiment comprises alpha-QPSK modulation and GMSK modulation, also every time slot N, the modulation system of terminal downlink data to be measured is switched in alpha-QPSK modulation and GMSK modulation.Wherein, the alpha-QPSK modulation is the modulation system of the downlink data of VAMOS agreement regulation, do not have the downlink quality meeting severe exacerbation of terminal under the alpha-QPSK modulation system of SAIC ability, the terminal with SAIC ability can work under the alpha-QPSK modulation.GMSK modulation is the modulation system of the downlink data supported of the terminal of Non-SAIC type, and the terminal of Non-SAIC type can work under the GMSK modulation.

Wherein, N is larger, and larger on the impact of terminal to be measured, testing result is better.Alpha is larger, and less on the impact of terminal to be measured, testing result is poorer.In the one-time detection process, Alpha can be an integer between-8 and 8.Further, in order to take into account testing result and, on the impact of terminal to be measured, alpha can value be 0,1 or 2, and the span of N can be 10 to 30.

Detect frequency n and be illustrated in the one-time detection process, two kinds of number of times that modulation system replaces, be also alpha-QPSK modulation and GMSK modulation number of times alternately.The integer that n is >=1 means two kinds of modulation systems only alternately once when n=1, when n>1, means that two kinds of modulation systems alternately repeatedly.

Detection time, T, meaned testing process lasting maximum time.In order to take into account testing result and, on the impact of terminal to be measured, T<300 time slots can be set.

In the present embodiment, when having completed n time, detect or reach T detection time, can be called the one-time detection process, according to the result of testing process, carrying out the SAIC capability identification.

Mass change thresholding M means to judge whether terminal to be measured has the detection threshold of SAIC ability.

Then, in detecting frequency n or detection time T, according to alternate cycle N, use alpha-QPSK modulation and GMSK to modulate and alternately terminal to be measured tested, specifically comprise:

200: obtain the quantity that current modulation mode continues time slot.

201: whether the quantity that judges the lasting time slot of current modulation mode reaches N.

If continuing the quantity of time slot, current modulation mode reaches N, can namely perform step 202 to terminal change modulation system to be measured so, if current modulation mode continues the quantity of time slot, also not reach N, continue so to use current modulation mode, and perform step 203.

202: the change modulation system.

Concrete, if current modulation mode is GMSK, change to alpha-QPSK; Accordingly, if current modulation mode is alpha-QPSK, change to GMSK.

After the change modulation system, perform step 203.

203: judge whether current detection number of times reaches default detection frequency n, or judge whether the current time reaches T detection time.

Concrete, if current detection number of times does not reach default detection frequency n, or the current time do not reach default T detection time, perform step 201; If current detection number of times reaches default detection frequency n, or the current time reach default T detection time, perform step 204.

204: obtain the second downlink quality correlation, the 4th downlink quality correlation or the 6th downlink quality correlation.

A) concrete, according to $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_1=\frac{1}{P}[\left(\right|\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}}\left|\right)\&times;c],$ Obtain the first downlink quality correlation, wherein, Δ RxQual ₁be the first downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, when c>1, due to the downlink quality that each report cycle is corresponding, especially fractional part, carry out the calculating of the mean value of difference again after expansion, therefore can improve the accuracy of measurement, for example, the present embodiment can be got c=16, the quantity that P is report cycle in alternate cycle N, P≤N; According to

obtain the second downlink quality correlation, wherein, Δ RxQual ₂it is the second downlink quality correlation.

It should be noted that, report cycle herein refers to the cycle that the downlink quality under every kind of modulation system is reported, and this report cycle can be a time slot, can be also a plurality of time slots.When report cycle arrives, the downlink quality reported can be average downlink quality in this report cycle, downlink quality of the time slot in the time of can being also report cycle arrival etc., and the present embodiment is not done restriction to this.

Further, the second downlink quality correlation can be calculated according to the downlink quality information of terminal to report to be measured by network equipment, after also can being calculated by terminal to be measured, reports the network equipment.For example, network equipment is according to the RxQual of terminal to report to be measured _qPSKand RxQual _gMSKcalculate Δ RxQual ₁with Δ RxQual ₂; Perhaps terminal to be measured is according to RxQual _qPSKand RxQual _gMSKcalculate Δ RxQual ₁with Δ RxQual ₂, and by Δ RxQual ₂the report network side apparatus; Perhaps terminal to be measured is according to RxQual _qPSKand RxQual _gMSKcalculate Δ RxQual ₁, and by Δ RxQual ₁the report network side apparatus, network equipment is again according to Δ RxQual ₁calculate Δ RxQual ₂.

B) concrete, according to $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_3=\frac{1}{P}[(\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}})\&times;c],$ Obtain the 3rd downlink quality correlation, wherein, Δ RxQual ₃be the 3rd downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, when c>1, due to the downlink quality that each time slot is corresponding, especially fractional part, carry out the calculating of the mean value of difference again after expansion, therefore can improve the accuracy of measurement, for example, the present embodiment can be got c=16, the number that P is report cycle in alternate cycle N, P≤N; According to

obtain the 4th downlink quality correlation, wherein, Δ RxQual ₄it is the 4th downlink quality correlation.

Further, the 4th downlink quality correlation can be calculated according to the downlink quality information of terminal to report to be measured by network equipment, after also can being calculated by terminal to be measured, reports the network equipment.For example, network equipment is according to the RxQual of terminal to report to be measured _qPSKand RxQual _gMSKcalculate Δ RxQual ₃with Δ RxQual ₄; Perhaps terminal to be measured is according to RxQual _qPSKand RxQual _gMSKcalculate Δ RxQual ₃with Δ RxQual ₄, and by Δ RxQual ₄the report network side apparatus; Perhaps terminal to be measured is according to RxQual _qPSKand RxQual _gMSKcalculate Δ RxQual ₃, and by Δ RxQual ₃the report network side apparatus, network equipment is again according to Δ RxQual ₃calculate Δ RxQual ₄.

C) concrete, according to

obtain the 5th downlink quality correlation, wherein, Δ RxQual ₅be the 5th downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, the number that P is report cycle in alternate cycle N, P≤N, α is than the constant of default little at least one order of magnitude of certainty of measurement, for guaranteeing the denominator non-zero, generally, the order of magnitude refers to 10 power, and order of magnitude is that the ratio between adjacent two orders of magnitude is 10; According to

obtain the 6th downlink quality correlation, wherein, Δ RxQual ₆it is the 6th downlink quality correlation.

Further, the 6th downlink quality correlation can be calculated according to the downlink quality information of terminal to report to be measured by network equipment, after also can being calculated by terminal to be measured, reports the network equipment.For example, network equipment is according to the RxQual of terminal to report to be measured _qPSKand RxQual _gMSKcalculate Δ RxQual ₅with Δ RxQual ₆; Perhaps terminal to be measured is according to RxQual _qPSKand RxQual _gMSKcalculate Δ RxQual ₅with Δ RxQual ₆, and by Δ RxQual ₆the report network side apparatus; Perhaps terminal to be measured is according to RxQual _qPSKand RxQual _gMSKcalculate Δ RxQual ₅, and by Δ RxQual ₅the report network side apparatus, network equipment is again according to Δ RxQual ₅calculate Δ RxQual ₆.

205: the second downlink quality correlation, the 4th downlink quality correlation or the 6th downlink quality correlation and mass change thresholding are compared, determine whether terminal to be measured possesses the SAIC ability.

It should be noted that, when the downlink quality correlation by different and mass change thresholding compare, the mass change thresholding may be different value.

A) concrete, judge whether the second downlink quality correlation is greater than mass change thresholding M; If the second downlink quality correlation is less than or equal to mass change thresholding M, determine that terminal to be measured possesses the SAIC ability, if the second downlink quality correlation is greater than mass change thresholding M, determine that terminal to be measured does not possess the SAIC ability.

Further, before determining that terminal to be measured possesses the SAIC ability, the present embodiment can also basis obtain first variance σ ₁ ², judgement first variance σ ₁ ²whether be greater than default variance; If first variance σ ₁ ²be less than or equal to default variance, determine that terminal to be measured possesses the SAIC ability.

B) concrete, judge the whether scope between M1 and M2 of the 4th downlink quality correlation; If the scope of the 4th downlink quality correlation between M1 and M2, determine that terminal to be measured possesses the SAIC ability, if the 4th downlink quality correlation scope between M1 and M2 not determines that terminal to be measured does not possess the SAIC ability.

Further, before determining that terminal to be measured possesses the SAIC ability, the present embodiment can also basis

obtain second variance σ ₂ ², judgement second variance σ ₂ ²whether be greater than default variance; If second variance σ ₂ ²be less than or equal to default variance, determine that terminal to be measured possesses the SAIC ability.

C) concrete, judge whether the 6th downlink quality correlation is greater than mass change thresholding M; If the 6th downlink quality correlation is less than or equal to mass change thresholding M, determine that terminal to be measured possesses the SAIC ability, if the 6th downlink quality correlation is greater than mass change thresholding M, determine that terminal to be measured does not possess the SAIC ability.

Further, before determining that terminal to be measured possesses the SAIC ability, the present embodiment can also basis

obtain the poor σ of third party ₃ ², the poor σ of judgement third party ₃ ²whether be greater than default variance; If the third party is poor σ ₃ ²be less than or equal to default variance, determine that terminal to be measured possesses the SAIC ability.

Herein, default variance also can be thought one of detected parameters.In the present embodiment, by default variance, can reflect the departure degree between each random quality correlation and its average, the terminal to be measured that departure degree is larger does not possess the SAIC ability yet.

The present embodiment can also carry out the repeated detection process, and for example, according to alternative S alpha value, the value of alpha in change alpha-QPSK modulation system, according to the alpha value after change, continue to carry out testing process next time.If in S alpha value, under any one or more alpha values, the second downlink quality correlation is greater than the mass change thresholding, determines that terminal to be measured does not possess the SAIC ability; Perhaps, if, in S alpha value, under any one or more alpha values, the 4th downlink quality correlation, not between M1 and M2, determines that terminal to be measured does not possess the SAIC ability; Perhaps, if, in S alpha value, under any one or more alpha values, the 6th downlink quality correlation is greater than the mass change thresholding, determines that terminal to be measured does not possess the SAIC ability.Carry out the SAIC capability identification according to the repeated detection process, further improve the accuracy of SAIC capability identification.

Further, when terminal to be measured has the SAIC ability, can enable VAMOS (Voice services over Adaptive Multi-user Orthogonal Sub channels, speech business multi-user orthogonal subchannel) to terminal to be measured.VAMOS is at TCHH (Traffic Channel-halfrate, half rate) in, transmit on a user's running time-frequency resource, transmitted two users are multiplexing together, can improve the number of users of system, the new features that GSM (Global System for Mobile Communications, global system for mobile communications) obtains.

In addition, the present embodiment is that the difference of two kinds of modulation system downlink quality and mass change thresholding are compared, and to a certain extent, can offset the impact of channel disturbance factor, is conducive to improve the accuracy of measuring.

It should be noted that, M in the present embodiment, the value of M1 and M2 can arrange according to actual needs, and the present embodiment is not done restriction to this.

The embodiment of the present invention is by being used alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of Non-SAIC type to be tested, according to terminal to be measured, at alpha-QPSK, modulate and downlink quality corresponding under the GMSK modulation, identify terminal to be measured and whether there is the SAIC ability, thereby identify the SAIC terminal of mourning in silence with SAIC ability, can improve the accuracy of SAIC capability identification.

Another embodiment of the present invention provides a kind of single antenna interference cancellation capability identification method, comprising:

Terminal to be measured downlink quality information reporting that alpha-QPSK modulation and GMSK modulation is time corresponding is to SAIC) device of capability identification, make the device of SAIC capability identification according to the lower corresponding downlink quality of downlink quality acquisition of information alpha-QPSK modulation and GMSK modulation, identify terminal to be measured and whether there is the SAIC ability.

As another embodiment of the present invention, by downlink quality information reporting corresponding under alpha-QPSK modulation and GMSK modulation, the device to the SAIC capability identification comprises terminal to be measured:

Terminal to be measured reports the downlink quality under the corresponding modulating mode device of SAIC capability identification when report cycle arrives;

Perhaps, terminal basis to be measured $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_1=\frac{1}{P}[\left(\right|\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}}\left|\right)\&times;c],$ Obtain the first downlink quality correlation, according to

obtain the second downlink quality correlation, and the second downlink quality correlation is reported to the device of SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₁be the first downlink quality correlation, c is multiplication factor, and span is c>=1, Δ RxQual ₂it is the second downlink quality correlation, the number that P is report cycle in alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, detect frequency n and mean alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and the mass change thresholding is for to judge whether terminal to be measured has the detection threshold of SAIC ability.

As another embodiment of the present invention, by downlink quality information reporting corresponding under alpha-QPSK modulation and GMSK modulation, the device to the SAIC capability identification comprises terminal to be measured:

Terminal to be measured reports the downlink quality under the corresponding modulating mode device of SAIC capability identification when report cycle arrives;

Perhaps, terminal basis to be measured $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_3=\frac{1}{P}[(\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}})\&times;c],$ Obtain the 3rd downlink quality correlation, according to

obtain the 4th downlink quality correlation, and the 4th downlink quality correlation is reported to the device of SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₃be the 3rd downlink quality correlation, Δ RxQual ₄it is the 4th downlink quality correlation, the number that P is report cycle in alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, detect frequency n and mean alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, the mass change thresholding, for to judge whether terminal to be measured has the detection threshold of SAIC ability, comprises mass change thresholding lower limit M1 and mass change upper limit M2.

As another embodiment of the present invention, by downlink quality information reporting corresponding under alpha-QPSK modulation and GMSK modulation, the device to the SAIC capability identification comprises terminal to be measured:

Terminal to be measured reports the downlink quality under the corresponding modulating mode device of SAIC capability identification when report cycle arrives;

Perhaps, terminal basis to be measured

obtain the 5th downlink quality correlation, according to

obtain the 6th downlink quality correlation, and the 6th downlink quality correlation is reported to the device of SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₃be the 3rd downlink quality correlation, Δ RxQual ₄it is the 4th downlink quality correlation, the number that P is report cycle in alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, detect frequency n and mean alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and the mass change thresholding is for to judge whether terminal to be measured has the detection threshold of SAIC ability.

The embodiment of the present invention is by reporting the device of downlink quality information corresponding under alpha-QPSK modulation and GMSK modulation to the SAIC capability identification, make the device of SAIC capability identification modulate lower corresponding downlink quality according to downlink quality acquisition of information alpha-QPSK modulation and GMSK, further can identify terminal to be measured and whether there is the SAIC ability, thereby identify the SAIC terminal of mourning in silence with SAIC ability, can improve the accuracy of SAIC capability identification.

Referring to Fig. 3, another embodiment of the present invention provides a kind of single antenna interference cancellation capability identification device, comprising:

Test module 301, tested the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type respectively for using Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation;

Identification module 302, for modulating and downlink quality corresponding under the GMSK modulation at alpha-QPSK according to terminal to be measured, identify terminal to be measured and whether have single antenna interference cancellation (SAIC) ability.

Particularly, test module 301 can be for according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately terminal to be measured to be tested, wherein, detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, alternate cycle N means every N time slot, the modulation system of terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, detect frequency n and mean alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, detection time T, mean testing process lasting maximum time, the mass change thresholding is for to judge whether terminal to be measured has the detection threshold of SAIC ability.

Further, referring to Fig. 4, identification module 302 comprises the first recognition unit 302al, for

According to $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_1=\frac{1}{P}[\left(\right|\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}}\left|\right)\&times;c],$ Obtain the first downlink quality correlation, wherein, Δ RxQual ₁be the first downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, the number that P is report cycle in alternate cycle N, and P≤N, according to obtain the second downlink quality correlation, wherein, Δ RxQual ₂be the second downlink quality correlation, and identify the second downlink quality correlation and whether be less than or equal to described mass change thresholding;

Be less than or equal to the mass change thresholding if the first recognition unit 302al identifies the second downlink quality correlation, identification module 302 determines that terminal to be measured possesses the SAIC ability.

Further, identification module 302 also comprises first variance judging unit 302a2, if identify the second downlink quality correlation for the first recognition unit, is less than or equal to the mass change thresholding, according to

obtain first variance σ ₁ ², judgement first variance σ ₁ ²whether be less than or equal to default variance;

If first variance σ ₁ ²whether be less than or equal to default variance, identification module 302 determines that terminal to be measured possesses the SAIC ability.

Wherein, the mass change thresholding comprises mass change thresholding lower limit M1 and mass change upper limit M2;

Identification module 302 comprises the second recognition unit 302b1, for

According to $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_3=\frac{1}{P}[(\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}})\&times;c],$ Obtain the 3rd downlink quality correlation, wherein, Δ RxQual ₃be the 3rd downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, the number that P is report cycle in alternate cycle N, and P≤N, according to

obtain the 4th downlink quality correlation, wherein, Δ RxQual ₄be the 4th downlink quality correlation, and identify the 4th downlink quality correlation whether between M1 and M2;

If the second recognition unit 302b1 identifies the 4th downlink quality correlation between M1 and M2, identification module 302 determines that terminal to be measured possesses the SAIC ability.

Further, identification module 302 also comprises second variance judging unit 302b2, if identify the 4th downlink quality correlation between M1 and M2 for the second recognition unit, and first variance judging unit basis

obtain second variance, judgement second variance σ ₂ ²whether be less than or equal to default variance;

If second variance σ ₂ ²be less than or equal to default variance, identification module determines that terminal to be measured possesses the SAIC ability.

Wherein, identification module 302 comprises the 3rd recognition unit 302c1, for

According to obtain the 5th downlink quality correlation, wherein, Δ RxQual ₅be the 5th downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, the number that P is report cycle in alternate cycle N, P≤N, α is than the constant of default little at least one order of magnitude of certainty of measurement, according to

obtain the 6th downlink quality correlation, wherein, Δ RxQual ₆be the 6th downlink quality correlation, identify the 6th downlink quality correlation and whether be less than or equal to described mass change thresholding;

Be less than or equal to the mass change thresholding if the 3rd recognition unit 302c1 identifies the 6th downlink quality correlation, identification module 302 determines that terminal to be measured possesses the SAIC ability.

Further, identification module 302 also comprises the poor judging unit 302c2 of third party, if identify the 6th downlink quality correlation for the 3rd recognition unit, is less than or equal to the mass change thresholding, the poor judging unit basis of third party

obtain the poor σ of third party ₃ ², the poor σ of judgement third party ₃ ²whether be less than or equal to default variance;

If the third party is poor σ ₃ ²be less than or equal to default variance, identification module 302 determines that terminal to be measured possesses the SAIC ability.

Further, this device also comprises: enable module 303, for identifying after whether terminal to be measured have single antenna interference cancellation SAIC ability, when terminal to be measured has the SAIC ability, terminal to be measured is enabled to speech business multi-user orthogonal subchannel VAMOS.

Further, this device can also comprise:

Change module 304, be used for according to alternative S alpha value, the value of alpha in change alpha-QPSK modulation system, notice test module 301, according to the alpha value after change, continues to use alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type to be tested.

Wherein, identification module 302, also for

If in S alpha value, under any one or more alpha values, the second downlink quality correlation is greater than the mass change thresholding, determines that terminal to be measured does not possess the SAIC ability;

Perhaps,

If in S alpha value, under any one or more alpha values, the 4th downlink quality correlation, not between M1 and M2, determines that terminal to be measured does not possess the SAIC ability;

Perhaps,

If in S alpha value, under any one or more alpha values, the 6th downlink quality correlation is greater than the mass change thresholding, determines that terminal to be measured does not possess the SAIC ability.

Wherein, this device also comprises: determination module 305, before being tested in 301 pairs of terminals to be measured of test module, receive the terminal type of terminal to report to be measured, and determine that according to the terminal type of terminal to report to be measured terminal to be measured is the Non-SAIC type.

The embodiment of the present invention is by being used alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of Non-SAIC type to be tested, according to terminal to be measured, at alpha-QPSK, modulate and downlink quality corresponding under the GMSK modulation, identify terminal to be measured and whether there is the SAIC ability, thereby identify the SAIC terminal of mourning in silence with SAIC ability, can improve the accuracy of SAIC capability identification.

It should be noted that the implementation of module and the reciprocal process associated description in can reference method embodiment in above single antenna interference cancellation capability identification device embodiment.

Another embodiment of the present invention provides a kind of base station controller, comprises above-mentioned single antenna interference cancellation capability identification device.

Another embodiment of the present invention provides a kind of terminal, device for the downlink quality information reporting by corresponding under alpha-QPSK modulation and GMSK modulation to the SAIC capability identification, make the device of SAIC capability identification according to the lower corresponding downlink quality of downlink quality acquisition of information alpha-QPSK modulation and GMSK modulation, identify terminal to be measured and whether there is the SAIC ability.

Wherein, terminal, specifically for

Downlink quality under the corresponding modulating mode is reported to the device of SAIC capability identification when report cycle arrives;

Perhaps, according to $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_1=\frac{1}{P}[\left(\right|\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}}\left|\right)\&times;c],$ Obtain the first downlink quality correlation, according to

obtain the second downlink quality correlation, and the second downlink quality correlation is reported to the device of SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₁be the first downlink quality correlation, c is multiplication factor, and span is c>=1, Δ RxQual ₂it is the second downlink quality correlation, the number that P is report cycle in alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, detect frequency n and mean alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and the mass change thresholding is for to judge whether terminal to be measured has the detection threshold of SAIC ability.

Wherein, terminal, specifically for

Downlink quality under the corresponding modulating mode is reported to the device of SAIC capability identification when report cycle arrives;

Perhaps, according to $\mathrm{\&Delta;Rx}{\mathrm{Qual}}_3=\frac{1}{P}[(\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{QPSK}}-\underset{0}{\overset{P}{\mathrm{\&Sigma;}}}\mathrm{Rx}{\mathrm{Qual}}_{\mathrm{GMSK}})\&times;c],$ Obtain the 3rd downlink quality correlation, according to

obtain the 4th downlink quality correlation, and the 4th downlink quality correlation is reported to the device of SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₃be the 3rd downlink quality correlation, Δ RxQual ₄it is the 4th downlink quality correlation, the number that P is report cycle in alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, detect frequency n and mean alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, the mass change thresholding, for to judge whether terminal to be measured has the detection threshold of SAIC ability, comprises mass change thresholding lower limit M1 and mass change upper limit M2.

Wherein, terminal, specifically for

Downlink quality under the corresponding modulating mode is reported to the device of SAIC capability identification when report cycle arrives;

Perhaps, according to

obtain the 5th downlink quality correlation, according to obtain the 6th downlink quality correlation, and the 6th downlink quality correlation is reported to the device of SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₃be the 3rd downlink quality correlation, Δ RxQual ₄it is the 4th downlink quality correlation, the number that P is report cycle in alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, detect frequency n and mean alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and the mass change thresholding is for to judge whether terminal to be measured has the detection threshold of SAIC ability.

The embodiment of the present invention is by reporting the device of downlink quality information corresponding under alpha-QPSK modulation and GMSK modulation to the SAIC capability identification, make the device of SAIC capability identification according to the lower corresponding downlink quality of downlink quality acquisition of information alpha-QPSK modulation and GMSK modulation, identify terminal to be measured and whether there is the SAIC ability, thereby identify the SAIC terminal of mourning in silence with SAIC ability, can improve the accuracy of SAIC capability identification.

It should be noted that the implementation of module and the reciprocal process associated description in can reference method embodiment in above terminal embodiment.

All or part of content in the technical scheme that above embodiment provides can realize by software programming, and its software program is stored in the storage medium can read, storage medium for example: the hard disk in computer, CD or floppy disk.

The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims (39)

1. a single antenna interference cancellation capability identification method, is characterized in that, described method comprises:

Use Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation respectively the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type to be tested, according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately described terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability,

Modulate and downlink quality corresponding under the GMSK modulation at alpha-QPSK according to described terminal to be measured, identify described terminal to be measured and whether there is single antenna interference cancellation (SAIC) ability.

2. the method for claim 1, is characterized in that, described according to described terminal to be measured in alpha-QPSK modulation and downlink quality corresponding under GMSK modulates, identify described terminal to be measured and whether there is single antenna interference cancellation SAIC ability and comprise:

According to

obtain the first downlink quality correlation, wherein, Δ RxQual ₁be the first downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, the number that P is report cycle described in described alternate cycle N, P≤N;

According to

obtain the second downlink quality correlation, wherein, Δ RxQual ₂it is the second downlink quality correlation;

If described the second downlink quality correlation is less than or equal to described mass change thresholding, determine that described terminal to be measured possesses the SAIC ability.

3. method as claimed in claim 2, is characterized in that, described definite described terminal to be measured also comprises before possessing the SAIC ability:

According to

obtain first variance σ ₁ ²; If described first variance σ ₁ ²be less than or equal to default variance, determine that described terminal to be measured possesses the SAIC ability.

4. method as claimed in claim 3, is characterized in that, described mass change thresholding comprises mass change thresholding lower limit M1 and mass change upper limit M2;

Described according to described terminal to be measured in alpha-QPSK modulation and downlink quality corresponding under GMSK modulates, identify described terminal to be measured and whether there is single antenna interference cancellation SAIC ability and comprise:

According to

obtain the 3rd downlink quality correlation, wherein, Δ RxQual ₃be the 3rd downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, the number that P is report cycle described in described alternate cycle N, P≤N;

According to

obtain the 4th downlink quality correlation, wherein, Δ RxQual ₄it is the 4th downlink quality correlation;

If described the 4th downlink quality correlation between M1 and M2, determines that described terminal to be measured possesses the SAIC ability.

5. method as claimed in claim 4, is characterized in that, described definite described terminal to be measured also comprises before possessing the SAIC ability:

According to

obtain second variance; If described second variance σ ₂ ²be less than or equal to default variance, determine that described terminal to be measured possesses the SAIC ability.

6. the method for claim 1, is characterized in that, described according to described terminal to be measured in alpha-QPSK modulation and downlink quality corresponding under GMSK modulates, identify described terminal to be measured and whether there is single antenna interference cancellation SAIC ability and comprise:

According to

obtain the 5th downlink quality correlation, wherein, Δ RxQual ₅be the 5th downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, the number that P is report cycle described in described alternate cycle N, P≤N, α is than the constant of default little at least one order of magnitude of certainty of measurement;

According to

obtain the 6th downlink quality correlation, wherein, Δ RxQual ₆it is the 6th downlink quality correlation;

If described the 6th downlink quality correlation is less than or equal to described mass change thresholding, determine that described terminal to be measured possesses the SAIC ability.

7. method as claimed in claim 6, is characterized in that, described definite described terminal to be measured also comprises before possessing the SAIC ability:

According to

obtain the poor σ of third party ₃ ²; If described third party is poor σ ₃ ²be less than or equal to default variance, determine that described terminal to be measured possesses the SAIC ability.

8. as the described method of claim 1-7 any one, it is characterized in that, the described terminal to be measured of described identification comprises after whether having single antenna interference cancellation SAIC ability:

When described terminal to be measured has the SAIC ability, described terminal to be measured is enabled to speech business multi-user orthogonal subchannel VAMOS.

9. method as claimed in claim 2, is characterized in that, described method also comprises:

According to alternative S alpha value, change the value of alpha in described alpha-QPSK modulation system, according to the alpha value after change, continue to carry out and use alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of Non-SAIC type to be tested and subsequent step.

10. method as claimed in claim 9, is characterized in that, described method also comprises:

If in described S alpha value, under any one or more alpha values, described the second downlink quality correlation is greater than described mass change thresholding, determines that described terminal to be measured does not possess the SAIC ability.

11. method as claimed in claim 4, is characterized in that, described method also comprises:

According to alternative S alpha value, change the value of alpha in described alpha-QPSK modulation system, according to the alpha value after change, continue to carry out and use alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of Non-SAIC type to be tested and subsequent step.

12. method as claimed in claim 11, is characterized in that, described method also comprises:

If in described S alpha value, under any one or more alpha values, described the 4th downlink quality correlation, not between M1 and M2, determines that described terminal to be measured does not possess the SAIC ability.

13. the method as claim 6 is stated, is characterized in that, described method also comprises:

According to alternative S alpha value, change the value of alpha in described alpha-QPSK modulation system, according to the alpha value after change, continue to carry out and use alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of Non-SAIC type to be tested and subsequent step.

14. the method as claim 13 is stated, is characterized in that, described method also comprises:

If in described S alpha value, under any one or more alpha values, described the 6th downlink quality correlation is greater than described mass change thresholding, determines that described terminal to be measured does not possess the SAIC ability.

15. the method for claim 1, it is characterized in that, described use Alpha Quadrature Phase Shift Keying alpha-QPSK modulation and Guassian Minimum Shift Keying GMSK GMSK modulation comprise before respectively the terminal to be measured of non-single antenna interference cancellation Non-SAIC type being tested:

Receive the terminal type of described terminal to report to be measured, according to the terminal type of described terminal to report to be measured, determine that described terminal to be measured is the Non-SAIC type.

16. a single antenna interference cancellation capability identification method, is characterized in that, described method comprises:

Terminal to be measured is the device to single antenna interference cancellation SAIC capability identification by downlink quality information reporting corresponding under Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation, wherein, Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation comprise, according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately described terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability, make the device of described SAIC capability identification according to the lower corresponding downlink quality of described downlink quality acquisition of information alpha-QPSK modulation and GMSK modulation, identify described terminal to be measured and whether there is single antenna interference cancellation (SAIC) ability.

17. method as claimed in claim 16, is characterized in that, by downlink quality information reporting corresponding under alpha-QPSK modulation and GMSK modulation, the device to the SAIC capability identification comprises described terminal to be measured:

Described terminal to be measured reports the downlink quality under the corresponding modulating mode device of described SAIC capability identification when report cycle arrives;

Perhaps, described terminal basis to be measured

obtain the first downlink quality correlation, according to obtain the second downlink quality correlation, and described the second downlink quality correlation is reported to the device of described SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₁be the first downlink quality correlation, c is multiplication factor, and span is c>=1, Δ RxQual ₂it is the second downlink quality correlation, the number that P is report cycle described in described alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability.

18. method as claimed in claim 16, is characterized in that, by downlink quality information reporting corresponding under alpha-QPSK modulation and GMSK modulation, the device to the SAIC capability identification comprises described terminal to be measured:

Described terminal to be measured reports the downlink quality under the corresponding modulating mode device of described SAIC capability identification when report cycle arrives;

Perhaps, described terminal basis to be measured obtain the 3rd downlink quality correlation, according to

obtain the 4th downlink quality correlation, and described the 4th downlink quality correlation is reported to the device of described SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₃be the 3rd downlink quality correlation, Δ RxQual ₄it is the 4th downlink quality correlation, the number that P is report cycle described in described alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability, comprise mass change thresholding lower limit M1 and mass change upper limit M2.

19. method as claimed in claim 16, is characterized in that, by downlink quality information reporting corresponding under alpha-QPSK modulation and GMSK modulation, the device to the SAIC capability identification comprises described terminal to be measured:

Described terminal to be measured reports the downlink quality under the corresponding modulating mode device of described SAIC capability identification when report cycle arrives;

Perhaps, described terminal basis to be measured obtain the 5th downlink quality correlation, according to obtain the 6th downlink quality correlation, and described the 6th downlink quality correlation is reported to the device of described SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₅be the 5th downlink quality correlation, Δ RxQual ₆it is the 6th downlink quality correlation, the number that P is report cycle described in described alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability.

20. a single antenna interference cancellation capability identification device, is characterized in that, described device comprises:

Test module, tested the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type respectively for using Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation, described test module is specifically for according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately described terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability,

Identification module, for modulating and downlink quality corresponding under the GMSK modulation at alpha-QPSK according to described terminal to be measured, identify described terminal to be measured and whether have single antenna interference cancellation (SAIC) ability.

21. device as claimed in claim 20, is characterized in that, described identification module comprises the first recognition unit, for

According to

obtain the first downlink quality correlation, wherein, Δ RxQual ₁be the first downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, the number that P is report cycle described in described alternate cycle N, and P≤N, according to

obtain the second downlink quality correlation, wherein, Δ RxQual ₂be the second downlink quality correlation, and identify described the second downlink quality correlation and whether be less than or equal to described mass change thresholding;

Be less than or equal to described mass change thresholding if described the first recognition unit identifies described the second downlink quality correlation, described identification module determines that described terminal to be measured possesses the SAIC ability.

22. device as claimed in claim 21, is characterized in that, described identification module also comprises the first variance judging unit, if identify described the second downlink quality correlation for described the first recognition unit, is less than or equal to described mass change thresholding, according to

obtain first variance σ ₁ ², judge described first variance σ ₁ ²whether be less than or equal to default variance;

If described first variance σ ₁ ²be less than or equal to default variance, described identification module determines that described terminal to be measured possesses the SAIC ability.

23. device as claimed in claim 20, is characterized in that, described mass change thresholding comprises mass change thresholding lower limit M1 and mass change upper limit M2;

Described identification module comprises the second recognition unit, for

According to

obtain the 3rd downlink quality correlation, wherein, Δ RxQual ₃be the 3rd downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, c is multiplication factor, and span is c>=1, the number that P is report cycle described in described alternate cycle N, and P≤N, according to

obtain the 4th downlink quality correlation, wherein, Δ RxQual ₄be the 4th downlink quality correlation, and identify described the 4th downlink quality correlation whether between M1 and M2;

If described the second recognition unit identifies described the 4th downlink quality correlation between M1 and M2, described identification module determines that described terminal to be measured possesses the SAIC ability.

24. device as claimed in claim 23, is characterized in that, described identification module also comprises the second variance judging unit, if identify described the 4th downlink quality correlation between M1 and M2 for the second recognition unit, and described first variance judging unit basis obtain second variance, judge described second variance σ ₂ ²whether be less than or equal to default variance;

If described second variance σ ₂ ²be less than or equal to default variance, described identification module determines that described terminal to be measured possesses the SAIC ability.

25. device as claimed in claim 20, is characterized in that, described identification module comprises the 3rd recognition unit, for

According to obtain the 5th downlink quality correlation, wherein, Δ RxQual ₅be the 5th downlink quality correlation, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, the number that P is report cycle described in described alternate cycle N, P≤N, α is than the constant of default little at least one order of magnitude of certainty of measurement, according to obtain the 6th downlink quality correlation, wherein, Δ RxQual ₆be the 6th downlink quality correlation, identify described the 6th downlink quality correlation and whether be less than or equal to described mass change thresholding;

Be less than or equal to described mass change thresholding if described the 3rd recognition unit identifies described the 6th downlink quality correlation, described identification module determines that described terminal to be measured possesses the SAIC ability.

26. device as claimed in claim 25, it is characterized in that, described identification module also comprises the poor judging unit of third party, if identify described the 6th downlink quality correlation for described the 3rd recognition unit, is less than or equal to described mass change thresholding, the poor judging unit basis of described third party

obtain the poor σ of third party ₃ ², judge the poor σ of described third party ₃ ²whether be less than or equal to default variance;

If described third party is poor σ ₃ ²be less than or equal to default variance, described identification module determines that described terminal to be measured possesses the SAIC ability.

27. as the described device of claim 20-26 any one, it is characterized in that, described device also comprises: enable module, for identifying after whether described terminal to be measured have single antenna interference cancellation SAIC ability,

When described terminal to be measured has the SAIC ability, described terminal to be measured is enabled to speech business multi-user orthogonal subchannel VAMOS.

28. device as claimed in claim 21, is characterized in that, described device also comprises:

The change module, be used for according to alternative S alpha value, change the value of alpha in described alpha-QPSK modulation system, notify described test module according to the alpha value after change, continue to use alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type to be tested.

29. device as claimed in claim 28, is characterized in that, described identification module, also for:

If in described S alpha value, under any one or more alpha values, described the second downlink quality correlation is greater than described mass change thresholding, determines that described terminal to be measured does not possess the SAIC ability.

30. device as claimed in claim 23, is characterized in that, described device also comprises:

The change module, be used for according to alternative S alpha value, change the value of alpha in described alpha-QPSK modulation system, notify described test module according to the alpha value after change, continue to use alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type to be tested.

31. device as claimed in claim 30, is characterized in that, described identification module, also for:

If in described S alpha value, under any one or more alpha values, described the 4th downlink quality correlation, not between M1 and M2, determines that described terminal to be measured does not possess the SAIC ability.

32. device as claimed in claim 25, is characterized in that, described device also comprises:

The change module, be used for according to alternative S alpha value, change the value of alpha in described alpha-QPSK modulation system, notify described test module according to the alpha value after change, continue to use alpha-QPSK modulation and GMSK modulation respectively the terminal to be measured of non-single antenna interference cancellation (Non-SAIC) type to be tested.

33. device as claimed in claim 32, is characterized in that, described identification module, also for:

If in described S alpha value, under any one or more alpha values, described the 6th downlink quality correlation is greater than described mass change thresholding, determines that described terminal to be measured does not possess the SAIC ability.

34. device as claimed in claim 20, it is characterized in that, described device also comprises: determination module, for before described test module is tested described terminal to be measured, receive the terminal type of described terminal to report to be measured, according to the terminal type of described terminal to report to be measured, determine that described terminal to be measured is the Non-SAIC type.

35. a base station controller, is characterized in that, comprises as the described single antenna interference cancellation capability identification of claim 20-34 any one device.

A 36. terminal, it is characterized in that, described terminal, device for the downlink quality information reporting by corresponding under Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation to single antenna interference cancellation SAIC capability identification, wherein, Alpha's Quadrature Phase Shift Keying (alpha-QPSK) modulation and Guassian Minimum Shift Keying GMSK (GMSK) modulation comprise, according to detected parameters, use alpha-QPSK modulation and GMSK modulation alternately terminal to be measured to be tested, wherein, described detected parameters comprises: detect at least one in frequency n and detection time T, alternate cycle N and mass change thresholding, described alternate cycle N means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described detection time T, mean testing process lasting maximum time, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability, make the device of described SAIC capability identification according to the lower corresponding downlink quality of described downlink quality acquisition of information alpha-QPSK modulation and GMSK modulation, identify terminal to be measured and whether there is single antenna interference cancellation (SAIC) ability.

37. terminal as claimed in claim 36, is characterized in that, described terminal, specifically for

Downlink quality under the corresponding modulating mode is reported to the device of described SAIC capability identification when report cycle arrives;

Perhaps, according to

obtain the first downlink quality correlation, according to

obtain the second downlink quality correlation, and described the second downlink quality correlation is reported to the device of described SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₁be the first downlink quality correlation, c is multiplication factor, and span is c>=1, Δ RxQual ₂it is the second downlink quality correlation, the number that P is report cycle described in described alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability.

38. terminal as claimed in claim 36, is characterized in that, described terminal, specifically for

Downlink quality under the corresponding modulating mode is reported to the device of described SAIC capability identification when report cycle arrives;

Perhaps, according to obtain the 3rd downlink quality correlation, according to obtain the 4th downlink quality correlation, and described the 4th downlink quality correlation is reported to the device of described SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₃be the 3rd downlink quality correlation, Δ RxQual ₄it is the 4th downlink quality correlation, the number that P is report cycle described in described alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability, comprise mass change thresholding lower limit M1 and mass change upper limit M2.

39. terminal as claimed in claim 36, is characterized in that, described terminal, specifically for

Downlink quality under the corresponding modulating mode is reported to the device of described SAIC capability identification when report cycle arrives;

Perhaps, according to

obtain the 5th downlink quality correlation, according to obtain the 6th downlink quality correlation, and described the 6th downlink quality correlation is reported to the device of described SAIC capability identification;

Wherein, RxQual _qPSKand RxQual _gMSKbe respectively alpha-QPSK modulation and GMSK and modulate the downlink quality that each report cycle is corresponding, Δ RxQual ₅be the 5th downlink quality correlation, Δ RxQual ₆it is the 6th downlink quality correlation, the number that P is report cycle described in described alternate cycle N, P≤N, N is that alternate cycle means every N time slot, the modulation system of described terminal downlink data to be measured to be switched in alpha-QPSK modulation and GMSK modulation, N is more than or equal to 1 integer, described detection frequency n means alpha-QPSK modulation and GMSK modulation number of times alternately, n is more than or equal to 1 integer, and described mass change thresholding is for to judge whether described terminal to be measured has the detection threshold of SAIC ability.

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