CN103314630B - A kind of signal processing method, device and base station controller - Google Patents

Abstract

The present invention provides a kind of signal processing method, device and base station controller, to promote power system capacity at minizone application VAMOS, improves signal receiving quality or the signal receiving strength of user.The present invention determines candidate user and targeted customer by the minizone in VAMOS system, and the voice signal of candidate user and the voice signal of targeted customer are carried out VAMOS pairing multiplexing, and control the candidate user running time-frequency resource transmitting voice signal identical with the base station employing belonging to targeted customer respectively community, place to candidate user, on the basis of being not take up extra running time-frequency resource, make candidate user receive that its place cell base station launches comprise voice signal own on the basis of, also receive the VAMOS voice signal of original voice signal of the multiplexing candidate user of Base Transmitter belonging to community, targeted customer place own, thus improve candidate user and receive the quality of reception of voice signal, and the capacity of system can be promoted to a certain extent.

Description

A kind of signal processing method, device and base station controller

Technical field

The present invention relates to wireless communication technique field, particularly relate to a kind of signal processing method, device and base station Controller.

Background technology

In recent years, along with the sharp increase of mobile voice service demand, the demand of wireless telecommunications also gets more and more, Radio spectrum resources is increasingly becoming bottleneck, and increasing operator considers to dispose UMTS(Universal Mobile Telecommunications System, UMTS)/LTE(Long Term Evolution, Long Term Evolution) network, but the limited frequency spectrum of operator own, even some operator are also Not getting corresponding frequency range, limited frequency spectrum resource is increasingly difficult to meet the communication need of user.Therefore, Operator typically can more effectively reuse existing hardware resource and frequency spectrum resource to dispose UMTS or LTE。

In 3GPP R9 standardisation process, VAMOS(Voice over Adaptive Multi-user channels On One Slot, based on adaptive multiuser time slot multiplexing speech business) technology propose by GSM The voice of (Global System for Mobile communications, global system for mobile communications network) User uses the concept of multiple user's repeatedly using same time slot, will the voice messaging multiplexing of multiple users at one Launching transmission on time slot, terminal and base station receiver are respectively by eliminating the interference of pairing user and combining inspection The method demodulation target information surveyed, thus improve the voice capacity of GSM network.

Specifically, in VAMOS system, on down direction, by TSC (Train in a community Sequence Code, training sequence code) orthogonal two users' pairings, and at GMSK (Gaussian Minimum Shift Keying, GMSK Gaussian-filtered minimum shift keying) introduce on the basis of modulation system Two pairings are used by QPSK (Quadrature Phase Shift Keying, QPSK) modulation system The speech data at family is modulated on orthogonal I road and Q road respectively, uses orthogonal sub-channels multiplexing to obtain two-way VAMOS voice signal, then uses Alpha-QPSK to carry out the transmitting of downstream signal, and due to TSC Orthogonality between sequence, two users of pairing with individual reception downstream signal and can work simultaneously.Up On direction, use GMSK modulation mode, and distinguished by orthogonal TSC sequence so that two of pairing User uses orthogonal TSC independent transmission upward signal, and data is sent on same time slot, receives side The technology such as SIC (Successive Interference Cancellation, successive interference cancellation) can be used by associating Detection, is demodulated respectively to the upward signal of two users' transmittings of pairing.

In existing VAMOS application, though frequency resource, to a certain extent hoist capacity can be saved, But capacity boost is limited, and owing to user have received the signal after multiplexing so that the signal of user receives Quality or signal receiving strength have deteriorated.

Summary of the invention

The embodiment of the present invention provides a kind of signal processing method, device and base station controller, to answer in minizone Promote power system capacity with VAMOS, improve signal receiving quality or the signal receiving strength of user.

First aspect, it is provided that a kind of signal processing method, including:

In the first community, determine that support is based on adaptive multiuser time slot multiplexing speech business The candidate user of VAMOS pairing；

Being determined to enter with described candidate user in the second community that described first community is co-frequency cell The targeted customer of row VAMOS pairing；

The voice signal of described candidate user and the voice signal of described targeted customer are carried out VAMOS multiple With, obtain VAMOS voice signal；

Control the base station belonging to the first community and launch the voice signal of described candidate user to described candidate user, And control base station belonging to the second community and launch described VAMOS voice signal to described candidate user, wherein, Base station belonging to the described first community running time-frequency resource identical with the base station use belonging to described second community is sent out Penetrate voice signal.

In conjunction with first aspect, in the implementation that the first is possible, described in the first community, determine support The candidate user of VAMOS pairing, specifically includes:

In described first community, identify that signal receiving quality or signal receiving strength are at the threshold range set Interior user；And

Select the user of a support VAMOS pairing as candidate user in the user identified；

The described target being determined to carry out with described candidate user VAMOS pairing in the second community is used Family, specifically includes:

In described second community, select to support that VAMOS pairing and signal receiving quality can set User in the threshold range that the signal receiving quality of described candidate user is improved as targeted customer, Or select to support that VAMOS pairing and signal receiving strength can be to the letters of described candidate user set Number receiving intensity carries out the user in the threshold range improved as targeted customer.

In conjunction with the first possible implementation of first aspect, in the implementation that the second is possible, in institute State in the second community, select targeted customer, specifically include:

Obtain the inter-frequency interference cell of described first community and the interference user list of described candidate user；

Based on the described inter-frequency interference cell obtained, select the interference strength same frequency in setting threshold range Interfered cell, as the second community；

Based on described interference user list, in described second community selected, select to support that VAMOS joins To and signal receiving quality the signal receiving quality of described candidate user can be improved set Interference user in threshold range is as targeted customer；Or based on described interference user list, select In described second community, select to support that VAMOS pairing and signal receiving strength can be to described set The signal receiving strength of candidate user carries out the interference user in the threshold range improved as targeted customer.

In conjunction with first aspect, the implementation that the first of first aspect is possible, or the second of first aspect Plant possible implementation, in the implementation that the third is possible, when the voice letter to described candidate user Number and the voice signal of described targeted customer carry out VAMOS multiplexing, after obtaining VAMOS voice signal, if The signal receiving quality of described targeted customer or signal receiving strength are less than setting threshold value, or the letter of candidate user Number quality of reception or signal receiving strength higher than setting threshold value, then carry out described candidate user voice signal and VAMOS demultiplexing between the voice signal of described targeted customer.

Second aspect, it is provided that a kind of signal processing method, including:

In the Microcell that macrocell includes, determine that support is based on adaptive multiuser time slot multiplexing language The candidate user of sound business VAMOS pairing；

In described macrocell, it is determined to carry out the targeted customer of VAMOS pairing with described candidate user；

The voice signal of described candidate user and the voice signal of described targeted customer are carried out VAMOS multiple With, obtain VAMOS voice signal；

If described targeted customer is in described Microcell, control belonging to the base station belonging to macrocell and Microcell Base station respectively to described candidate user launch described VAMOS voice signal, and/or, if described target use Family is not located in described Microcell, controls the base station belonging to macrocell and launches to described candidate user described VAMOS voice signal, and control the base station belonging to described Microcell to the described candidate user described time of transmitting Select the voice signal at family；

Wherein, the time-frequency money that the base station belonging to described macrocell is identical with the base station use belonging to described Microcell Voice signal is launched in source.

In conjunction with second aspect, in the implementation that the first is possible, described determine support VAMOS pairing Candidate user, including:

When there being the new user supporting VAMOS pairing to access in described macrocell, it is judged that described new user is No it is in the Microcell that described macrocell includes；

When being in the Microcell that described macrocell includes, using described new user as candidate user；

In described macrocell, it is determined to carry out the targeted customer of VAMOS pairing with described candidate user, Specifically include:

In described macrocell, it is selected to distribute to its running time-frequency resource described candidate user, and supports The signal receiving quality of described candidate user can be entered by VAMOS pairing and signal receiving quality set User in the threshold range that row improves, as targeted customer, or, in described macrocell, select energy Enough its running time-frequency resource is distributed to described candidate user, and supports that VAMOS pairing and signal receiving strength exist User in the threshold range that can improve the signal receiving strength of described candidate user set, makees For targeted customer.

In conjunction with second aspect, or the first possible implementation of second aspect, in the realization that the second is possible In mode, when the voice signal of described candidate user and the voice signal of described targeted customer are carried out VAMOS multiplexing, after obtaining VAMOS voice signal, if described candidate user moves to described Microcell Outside overlay area, carry out between the voice signal of described candidate user and the voice signal of described targeted customer VAMOS demultiplexes.

In conjunction with second aspect, or the first possible implementation of second aspect, in the realization that the third is possible In mode, if described targeted customer is by the overlay area moving to described Microcell in being in described Microcell Outward, control the base station belonging to described Microcell and launched the transformation of VAMOS voice signal by described candidate user Become the voice signal launching candidate user to described candidate user.

The third aspect, it is provided that a kind of signal processing apparatus, including determining unit, Multiplexing Unit and control unit, Wherein:

Determine unit, for determining that in the first community support is based on adaptive multiuser time slot multiplexing The candidate user of speech business VAMOS pairing, and little with second that described first community is co-frequency cell It is determined in district carry out the targeted customer of VAMOS pairing, and the time that will determine with described candidate user The information at family and the information of targeted customer is selected to be sent to Multiplexing Unit；

Multiplexing Unit, for receiving the described information determining candidate user that unit sends and the letter of targeted customer Breath, according to information and the information of targeted customer of the candidate user received, determines that candidate to be sent respectively to uses Family and the voice signal of targeted customer, and the voice signal of the described candidate user determined and described target are used The voice signal at family carries out VAMOS multiplexing, obtains VAMOS voice signal and is sent to control unit；

Control unit, for receiving the described VAMOS voice signal that described Multiplexing Unit sends, and controls The voice signal of described candidate user is launched to described candidate user in base station belonging to first community, controls second Described VAMOS voice signal is launched to described candidate user in base station belonging to community, and controls described first The running time-frequency resource transmitting voice letter that base station belonging to community is identical with the base station use belonging to described second community Number.

In conjunction with the third aspect, in the implementation that the first is possible, described determine unit, specifically for Signal receiving quality or the signal receiving strength use in the threshold range set is identified in described first community Family, and select the user of a support VAMOS pairing as candidate user in the user identified；And In described second community, select to support that VAMOS pairing and signal receiving quality can be to institutes set State the signal receiving quality of candidate user and carry out the user in the threshold range improved as targeted customer, or Select to support that the signal of described candidate user can be connect by VAMOS pairing and signal receiving strength set Receive intensity and carry out the user in the threshold range improved as targeted customer.

In conjunction with the first possible implementation of the third aspect, in the implementation that the second is possible, institute State and determine unit, specifically for obtaining the inter-frequency interference cell of described first community and described candidate user Interference user list, based on the described inter-frequency interference cell obtained, selects an interference strength setting threshold value model Enclose interior inter-frequency interference cell, as the second community, and based on described interference user list, in the institute selected State in the second community, select to support that VAMOS pairing and signal receiving quality can be to described times set The signal receiving quality selecting family carries out the interference user in the threshold range improved as targeted customer, or Based on described interference user list, in described second community selected, select to support VAMOS pairing and Signal receiving strength is in the threshold value can improved the signal receiving strength of described candidate user set In the range of interference user as targeted customer.

In conjunction with the third aspect, the first possible implementation of the third aspect, or the second of the third aspect Plant possible implementation, in the implementation that the third is possible, described Multiplexing Unit, be additionally operable to really When the signal receiving quality of fixed described targeted customer or signal receiving strength are less than setting threshold value, or candidate user Signal receiving quality or signal receiving strength higher than set threshold value time, carry out described candidate user voice letter Number and the voice signal of described targeted customer between VAMOS demultiplexing.

Fourth aspect, it is provided that a kind of signal processing apparatus, including determining unit, Multiplexing Unit and control unit, Wherein:

Determine unit, in the Microcell that macrocell includes, determine that support is based on adaptive multi-user The candidate user of repeatedly using same time slot speech business VAMOS pairing, and in described macrocell, determine energy Enough targeted customers carrying out VAMOS pairing with described candidate user, and the letter of candidate user that will determine The information of breath and targeted customer is sent to Multiplexing Unit and control unit；

Multiplexing Unit, for receiving the described information determining candidate user that unit sends and the letter of targeted customer Breath, according to information and the information of described targeted customer of the described candidate user received, determines and to send respectively To candidate user and the voice signal of targeted customer, and to the voice signal of the described candidate user determined and institute The voice signal stating targeted customer carries out VAMOS multiplexing, obtains VAMOS voice signal and is sent to control Unit；

Control unit, for receiving the described VAMOS voice signal that described Multiplexing Unit sends, if described Targeted customer is in described Microcell, controls the base station belonging to macrocell and the difference of the base station belonging to Microcell The described VAMOS voice signal received is launched to described candidate user, and/or, if described targeted customer It is not located in described Microcell, controls the base station belonging to macrocell and launch the institute received to described candidate user State VAMOS voice signal, and it is described to the transmitting of described candidate user to control the base station belonging to described Microcell The voice signal of candidate user, and control the base station belonging to described macrocell and the base station belonging to described Microcell Identical running time-frequency resource is used to launch voice signal.

In conjunction with fourth aspect, in the implementation that the first is possible, described determine unit, specifically for working as Have in described macrocell and support when the new user of VAMOS pairing accesses, it is judged that whether described new user is in In the Microcell that described macrocell includes, when being in the Microcell that described macrocell includes, by described newly User is as candidate user, and in described macrocell, is selected to distribute to its running time-frequency resource described Candidate user, and support that VAMOS pairing and signal receiving quality can be to described candidate user set Signal receiving quality carry out the user in the threshold range improved, as targeted customer, or, described In macrocell, it is selected to distribute to its running time-frequency resource described candidate user, and supports that VAMOS matches And signal receiving strength is at the threshold that can improve the signal receiving strength of described candidate user set User in the range of value, as targeted customer.

In conjunction with fourth aspect, or the first possible implementation of fourth aspect, possible at the second In implementation, described Multiplexing Unit, it is additionally operable to determining that described candidate user moves to described Microcell Time outside overlay area, carry out between the voice signal of described candidate user and the voice signal of described targeted customer VAMOS demultiplexing.

In conjunction with fourth aspect, or the first possible implementation of fourth aspect, possible at the third In implementation, described control unit, it is additionally operable to determining that described targeted customer is by being in described Microcell When moving to outside the overlay area of described Microcell, control the base station belonging to described Microcell by described candidate User launches VAMOS voice signal and is transformed into the voice signal launching candidate user to described candidate user.

5th aspect, it is provided that a kind of base station controller, described base station controller includes the third aspect, third party The first of face may implementation, the third aspect the second may implementation and the third aspect the The signal processing apparatus of any one possible implementation in three kinds of possible implementations；Or

Including fourth aspect, the first possibility implementation of fourth aspect, the second possibility of fourth aspect The signal of any one possible implementation in the third possible implementation of implementation and fourth aspect Processing means.

The signal processing method provided according to first aspect, the signal processing apparatus and that the third aspect provides The base station controller that five aspects provide, the candidate user of VAMOS pairing is in different little from targeted customer District, Qie Liangge community is co-frequency cell, and the base station belonging to Liang Ge community uses identical running time-frequency resource to launch language Tone signal, and candidate user is on the basis receiving own original voice signal that its place cell base station is launched On, also receive multiplexing original language of candidate user of Base Transmitter belonging to community, targeted customer place own The VAMOS voice signal of tone signal, therefore can receive the higher voice signal issuing self, from And improve signal receiving quality or the signal receiving strength of candidate user.

The signal processing method provided according to second aspect, the signal processing apparatus and that fourth aspect provides The base station controller that five aspects provide, the candidate user of VAMOS pairing is in different little from targeted customer District, Qie Liangge community has grand micro-intersection region, and the candidate user being in Microcell receives macrocell with micro- What community was launched respectively includes the signal of voice signal own, therefore can preferably improve candidate user Signal receiving quality or signal receiving strength, and the base station belonging to Microcell, candidate user place and target use Base station belonging to the macrocell of place, family uses identical running time-frequency resource to carry out signal transmitting, it is not necessary to take extra Therefore other carrier frequency channel resources more can be distributed to other users and use by carrier channel resource, can Preferably to promote the capacity of system.

Accompanying drawing explanation

The signal processing method flow chart that Fig. 1 provides for the embodiment of the present invention；

The common-frequency cell signal process flow figure that Fig. 2 A provides for the embodiment of the present invention；

Fig. 2 B is the flow chart determining targeted customer in the embodiment of the present invention；

Fig. 3 A launches schematic diagram for common-frequency cell signal before the method for application embodiment of the present invention offer；

Fig. 3 B launches schematic diagram for common-frequency cell signal after the method for application embodiment of the present invention offer；

The grand Microcell signal processing method flow chart that Fig. 4 provides for the embodiment of the present invention；

Fig. 5 A launches schematic diagram for grand Microcell signal before the method for application embodiment of the present invention offer；

Fig. 5 B launches schematic diagram for grand Microcell signal after the method for application embodiment of the present invention offer；

Fig. 5 C launches schematic diagram for another grand Microcell signal after the method for application embodiment of the present invention offer；

The signal processing apparatus structure that Fig. 6 provides for the embodiment of the present invention constitutes schematic diagram；

The another structure of signal processing apparatus that Fig. 7 provides for the embodiment of the present invention constitutes schematic diagram；

The net control device structure that Fig. 8 provides for the embodiment of the present invention constitutes schematic diagram.

Detailed description of the invention

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly Chu, it is fully described by, it is clear that described embodiment is a part of embodiment of the present invention rather than all Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative labor The every other embodiment obtained under dynamic premise, broadly falls into the scope of protection of the invention.

VAMOS system generally there are multiple community, and in each community, user distribution and frequency configure All may be different, so that certain user's signal receiving strength in community and signal receiving quality etc. are the most no With, can be reflected by QPSK modulation based on 2 GMSK modulation subscriber signals in existing VAMOS system It is mapped on two-way orthogonal sub-channels carry out principle of multiplexing, embodiments provides a kind of signal processing side Method, when VAMOS system includes multiple community, carries out VAMOS pairing multiplexing between different districts, real Now process is as shown in Figure 1:

S101: determine the candidate user supporting VAMOS pairing in the first community.

Concrete, the candidate user carrying out VAMOS pairing determined in the embodiment of the present invention can be basis Practical situation needs the user improving in the first community of its voice communication performance, such as can be that signal connects Receive quality or signal receiving strength less than the user setting threshold value, it is also possible to be to need to change the use using frequency Family and the user that disturbed by adjacent area etc., but join because this user needs to carry out VAMOS with other communities To use, therefore the candidate user determined in the first community is required to be the user supporting VAMOS pairing.

Concrete, identify that the user supporting VAMOS pairing can use any recognizable support VAMOS to match The method of user, this is not limited by the embodiment of the present invention, such as, can be that net control device is according to user The device attribute information reported, it is judged that whether the user of this reporting equipment attribute information has VAMOS attribute, When this user has VAMOS attribute, then this User support VAMOS pairing.

S102: being determined to and the time that determines in S101 in the second community that the first community is co-frequency cell Family is selected to carry out the targeted customer matched.

Concrete, the intrasystem multiple communities of VAMOS may be allocated different frequency spectrum resources, is in not Influence each other less with the minizone in frequency range, and be between the co-frequency cell in same frequency range, can be by phase Mutual interference, determining that candidate uses in the second community that the first community is co-frequency cell in the embodiment of the present invention The targeted customer at family, when carrying out VAMOS pairing in the embodiment of the present invention in minizone, mainly by it The voice communication performance of candidate user in current area can be carried out by the voice communication performance of his community user The principle improved, therefore, the targeted customer that determines in the second community, need to meet and determine in S101 Candidate user carries out imposing a condition of VAMOS pairing, and this imposes a condition and can set according to practical situation Fixed, such as in order to improve the signal receiving quality of candidate user, then this targeted customer can be chosen as signal and connects Receive quality, it is possible to the user that the signal receiving quality of candidate user is improved.Certainly, this targeted customer For realizing matching with candidate user, need also exist for supporting VAMOS pairing.

It is understood that in the embodiment of the present invention selection mode of candidate user and targeted customer and determine former Then can be adjusted according to different needs, the embodiment of the present invention differs a citing, as long as can be according to certain It needs to be determined that go out suitable candidate user and targeted customer.

S103: the language to the targeted customer determined in the voice signal of the candidate user determined in S101 and S102 Tone signal carries out VAMOS multiplexing, obtains VAMOS voice signal.

Concrete, the voice signal of candidate user and the voice signal of targeted customer are entered by the embodiment of the present invention The process of row VAMOS pairing multiplexing, can use existing pairing multiplexing method to carry out, the most superfluous at this State.

Step S104: control the base station belonging to the first community and launch the candidate's use determined in S101 to candidate user The voice signal at family, controls what the base station belonging to the second community obtained after candidate user launches S103 multiplexing VAMOS voice signal.

Concrete, the embodiment of the present invention launches time by the base station controlled belonging to the first community to candidate user Select original voice signal that family receives, and control the base station belonging to the second community to candidate user transmitting bag VAMOS voice signal containing original voice signal, improves signal receiving quality or the letter of candidate user Number receiving intensity.

Further, in the embodiment of the present invention, base station belonging to the first community is adopted with the base station belonging to the second community Launch voice signal with identical running time-frequency resource, saved running time-frequency resource, the time-frequency saved out can be provided More user is distributed in source, improves the capacity of system.

It is understood that the signal processing method of the embodiment of the present invention can be network controlled equipment, such as Being implemented by base station controller, base station controller sends belonging to instruction the first community to the base station belonging to the first community Base station launch the instruction of candidate user voice signal to candidate user, and send out to the base station belonging to the second community Send the instruction VAMOS voice signal that the base station belonging to the second community obtains after candidate user launches multiplexing Instruction, controls the base station belonging to the first community and launches the voice signal of candidate user to candidate user, and control VAMOS voice signal is launched to candidate user in base station belonging to second community.

In the embodiment of the present invention, carry out the candidate user of VAMOS pairing and be positioned at from targeted customer different little District, and match user base station belonging to community, place respectively and use identical running time-frequency resource to carry out voice signal Transmitting, can be not take up extra running time-frequency resource, thus can be saving time-frequency resource allocating out To more user, the capacity of system can be promoted the most to a certain extent.Further, candidate user In addition to receiving the own voice signal that its place cell base station is launched, also receive community, targeted customer place Belonging to the VAMOS voice signal of original voice signal of multiplexing candidate user of Base Transmitter own, Obtain descending diversity gain, and then improve the quality of reception of candidate user reception voice signal.

Signal processing method in above-described embodiment is carried out in detail by the embodiment of the present invention by combining reality application Explanation.In communication network, often there are some signal receiving qualities and receive matter relative to the signal of other users Measure poor user, or the user that signal receiving strength is relatively low relative to the signal receiving strength of other users, Typically signal receiving quality or signal receiving strength are referred to as matter difference user less than the user of a certain setting value, These matter difference user, in addition to the voice signal of the Base Transmitter received belonging to itself Serving cell, toward contact The interference signal of Base Transmitter belonging to the co-frequency cell of its Serving cell can be received, therefore, for improving clothes The signal receiving quality of business community isotopic number user or signal receiving strength, can apply the embodiment of the present invention to provide Minizone VAMOS pairing multiplexing signal processing method, by relative for signal receiving quality in co-frequency cell Good interference signal, the voice signal poor with the signal receiving quality in Serving cell carries out VAMOS pairing Multiplexing, or by interference signal relatively strong for signal receiving strength in co-frequency cell, with the letter in Serving cell Number voice signal that receiving intensity is low carries out VAMOS and matches multiplexing.

In the embodiment of the present invention poor with signal receiving quality, or the matter difference user place that signal receiving strength is low Serving cell be the first community, the inter-frequency interference cell of this Serving cell is the second community, carries out illustrating Bright, concrete implementation process as shown in Figure 2 A, including:

S201: identify matter difference user.

Concrete, the net control device belonging to Serving cell can be according to user's down receiving signal intensity, letter The information identification matter difference users such as number quality of reception, the voice that can improve according to actual needs in the embodiment of the present invention The signal receiving quality of signal or signal receiving strength, determine a threshold range, identify signal receiving quality Or signal receiving strength falls the user in the threshold range of above-mentioned setting, and the user that will identify that is defined as Need to improve the matter difference user of the signal receiving quality of voice signal or signal receiving strength.

S202: in the matter difference user of the net control device identification belonging to Serving cell, selects a support The user of VAMOS pairing, as candidate user.

Concrete, it is two can be modulated by QPSK owing to carrying out the voice signal of VAMOS pairing multiplexing The GMSK voice signal being mapped on two-way orthogonal sub-channels, therefore, is selecting time in the embodiment of the present invention When selecting family, if the matter difference user identified in S101 is one, and this matter difference user identified Support VAMOS pairing, then the matter difference user that can directly this be identified is as candidate user；If S101 In the matter difference user that identifies for multiple, the whole matter difference users identified or part matter difference user can be entered Row improves, then can carry out the choosing of candidate user respectively in all or part of matter difference user identified Select, and the candidate user every time selected is one, when specifically carrying out candidate user and selecting every time, can be The multiple matter difference users identified randomly choose one, but the matter difference user being chosen as candidate user needs Support VAMOS pairing；In addition it is also possible in a certain order, such as use according to the matter difference identified The signal receiving quality at family or signal receiving strength order from low to high selects candidate user successively.

S203: with in the second community that the first community is co-frequency cell, be determined to and selection in S202 Candidate user carries out the targeted customer of VAMOS pairing.

Concrete, receive strong for signal receiving quality or the signal of candidate user in preferably improvement the first community Degree, selects to support that VAMOS pairing and signal receiving quality or signal receiving strength exist in the second community Set the user in threshold range, as targeted customer, can carry out according to practical situation for the threshold value set Setting, the threshold range of this setting meets can be to the signal receiving quality of candidate user or signal receiving strength Carry out the threshold range improved.

When determining targeted customer, it is possible to have multiple choices mode, such as can use following selection mode, As shown in Figure 2 B:

S2031: obtain the same frequency of the Serving cell (the first community) at the candidate user place selected in S202 The interference user list of the candidate user of interfered cell and selection.

Concrete, the Serving cell at candidate user place can configure and descending adjacent area according to the frequency of current area The information such as measurement, determine the co-channel interference situation that candidate user is subject to, and then can be according to the co-channel interference determined Situation, gets the inter-frequency interference cell of the Serving cell of candidate user and the interference user row of candidate user Table.

Further, the inter-frequency interference cell obtained in the embodiment of the present invention can be one, it is also possible to is many Individual, when the inter-frequency interference cell more than one of the Serving cell of candidate user, optional one or more dry Disturb intensity inter-frequency interference cell in setting threshold range as pairing candidate cell；Same when Serving cell Frequently, during the more than one of interfered cell, interference user list can be by the interference user of each inter-frequency interference cell The multiple independent interference user list of information composition, it is also possible to be the interference user of whole inter-frequency interference cell One interference user list of information composition, when being formed many by the interference user profile of each inter-frequency interference cell During individual independent interference user list, can faster do at the follow-up same frequency as the second community determined Disturb selection targeted customer in community.

S2032: based on the inter-frequency interference cell obtained in S2031, selects interference strength setting threshold range Interior inter-frequency interference cell, as the second community.

Concrete, in the embodiment of the present invention, the inter-frequency interference cell selected as the second community can be one, Can also be multiple, but owing to the embodiment of the present invention carrying out in minizone VAMOS pairing multiplexing purpose be For improving signal receiving quality or the signal receiving strength of matter difference user, therefore the embodiment of the present invention is selecting work When being the inter-frequency interference cell of the first community of the second community, need to be subject to according to the matter difference user in the first community Co-channel interference intensity, select interference strength setting in threshold range and can be poor to the matter in the first community The co-frequency cell that the signal receiving quality of user or signal receiving strength carry out improving is as the second community.

S2033: based on the interference user list obtained in S2031, in the second community determined in S2032, Select to support that the signal of candidate user can be received by VAMOS pairing and signal receiving quality set Quality carries out the interference user in the threshold range improved, and joins as with the candidate user of selection in S202 To targeted customer, or based in S2031 obtain interference user list, second determined in S2032 In community, select to support that VAMOS pairing and signal receiving strength can be to candidate user set Signal receiving strength carries out the interference user in the threshold range improved, and uses as with the candidate of selection in S202 Family carries out the targeted customer matched.

Concrete, it is two can be modulated by QPSK owing to carrying out the voice signal of VAMOS pairing multiplexing The GMSK voice signal being mapped on two-way orthogonal sub-channels, therefore, select in the embodiment of the present invention is right The targeted customer that candidate user carries out improving can be multiple, but the target that the carrying out every time selected matches is used Family is only one, and for make the signal of the matter difference user as candidate user receive in the embodiment of the present invention Quality is improved, and the signal receiving quality of the targeted customer of selection need to meet can be to the signal of candidate user The quality of reception carries out the threshold range improved, or it is strong to make the signal of the matter difference user as candidate user receive Degree is improved, and the signal receiving strength of the targeted customer of selection need to meet and can connect the signal of candidate user Receive the threshold range that intensity carries out improving.

S204: the voice signal of candidate user and the voice signal of targeted customer are carried out VAMOS multiplexing, Obtain VAMOS voice signal.

Concrete, the inter-frequency interference cell as the second community selected in S2032 in the embodiment of the present invention can Think one, it is also possible to for multiple, and in S2033 signal receiving quality need to meet can be to candidate user Signal receiving quality carry out the interference user in the threshold range improved, or signal receiving strength need to meet Interference user in the threshold range that can improve the signal receiving strength of candidate user, can be one Individual, it is possible to for multiple, thus in the embodiment of the present invention can by the interference user in multiple inter-frequency interference cells, or Multiple interference users in one inter-frequency interference cell of person, the voice signal with the candidate user selected enters respectively Row VAMOS multiplexing.

Further, in the embodiment of the present invention, can select to enter in community, candidate user place according to practical situation Row VAMOS multiplexing, or VAMOS multiplexing is carried out in community, targeted customer place, for example, it is not take up waiting Select the running time-frequency resource of community, place, family, VAMOS multiplexing can be carried out in the community at targeted customer place.

S205: control the base station belonging to the first community and launch the voice signal of candidate user to candidate user, and Control the base station belonging to the second community and launch VAMOS voice signal to candidate user.Wherein, the first community The running time-frequency resource transmitting voice signal that affiliated base station is identical with the base station use belonging to the second community.

Below with reference to Fig. 3 A and Fig. 3 B, the scheme of the embodiment of the present invention is more specifically explained Bright, it is that existing voice signal launches schematic diagram as shown in Figure 3A, community 1 and community 2 are inter-frequency interference cell, It is in the signal S1 poor signal quality that the user MS1 at edge, community 1 receives, and is in the user at center, community 2 MS2 is good due to the signal S2 signal quality received, and inevitably MS1 is produced interference so that MS1 The co-channel interference being subject to, thus signal receiving quality or signal receiving strength are deteriorated further, in prior art Generally by the power of control S2 to reduce its interference that MS1 is produced, also affect while reducing interference The signal receiving quality of MS2 or signal receiving strength.And use the embodiment of the present invention, by Serving cell it is The edge matter difference user MS1 of community 1 is carried out with its inter-frequency interference cell i.e. central user MS2 of community 2 VAMOS pairing after, voice signal launch schematic diagram as shown in Figure 3 B, edge quality difference user in Fig. 3 B MS1, in addition to the voice signal S1 receiving Serving cell, also can receive from inter-frequency interference cell 2 VAMOS voice signal (S1, S2), therefore, MS1 obtains descending diversity gain, improves edge The signal receiving quality of the voice signal that user MS1 receives or signal receiving strength.

Further, in the embodiment of the present invention, inter-frequency interference cell can be one, it is also possible to for multiple, when When the inter-frequency interference cell determined is multiple, said process can be used to select respectively in each inter-frequency interference cell Take a targeted customer, the most respectively by the voice signal of targeted customer chosen in disturbance community and clothes The voice signal of the matter difference user selected in business community carries out the VAMOS pairing multiplexing of minizone, controls to join After Base Transmitter belonging to successful multiple inter-frequency interference cells is matched the VAMOS voice signal that obtains to The matter difference user selected, so that the signal receiving quality of the matter difference user selected or signal receiving strength are more Improved in big degree.

Further, the embodiment of the present invention connects when Serving cell has multiple matter difference user to need to carry out signal When receiving the improvement of quality or signal receiving strength, each matter difference user needing to improve can be chosen difference respectively Targeted customer, carry out minizone VAMOS pairing, it is also possible to choose identical to different matter difference users Targeted customer, carries out minizone VAMOS pairing, and the signal receiving quality of the targeted customer chosen meets energy Enough signal receiving qualities to the matter difference user as candidate user improve, or the targeted customer chosen Signal receiving strength meet the signal receiving strength of the matter difference user as candidate user can be changed Kind, and then improve signal receiving quality or the signal receiving strength of matter difference user.

When the voice signal of candidate user and the voice signal of targeted customer are carried out in the embodiment of the present invention VAMOS multiplexing, after obtaining VAMOS voice signal, can periodically follow the tracks of the matter as candidate user poor The interference variations situation of user, if interference dies down, when its signal receiving quality or signal receiving strength are higher than When setting threshold value, can carry out between voice signal and the voice signal of targeted customer of candidate user VAMOS demultiplexes.

Being similar to, in the embodiment of the present invention, mesh also can periodically be followed the tracks of in the inter-frequency interference cell of successful matching The signal quality of mark user and power situation, when its signal quality deteriorates into a certain degree, and less than setting Threshold value time, it is impossible to signal receiving quality or signal receiving strength to matter difference user bring when improving, then enter VAMOS demultiplexing between voice signal and the voice signal of targeted customer of row candidate user.

The above-mentioned voice signal by two users in two co-frequency cells provided by the embodiment of the present invention The method carrying out VAMOS pairing multiplexing in minizone, makes the matter difference user as candidate user, except receiving Outside the own voice signal that its place cell base station is launched, also receive the interference user as targeted customer The multiplexing of the Base Transmitter belonging to the inter-frequency interference cell at place original voice signal of candidate user own VAMOS voice signal, therefore, matter difference user receive voice signal be obtained in that the most descending point Diversity gain, and then improve the quality of reception of candidate user reception voice signal.

In the communication network of VAMOS system, macrocell includes Microcell, if making the user in Microcell make With the running time-frequency resource identical with macrocell, then can reduce taking of running time-frequency resource, save more running time-frequency resource For other users, promote the network capacity of system.

Therefore, another embodiment of the present invention is based on the mode similar with above-described embodiment, with macrocell bag The Microcell included is the first community, and macrocell is the second community, is illustrated, and does not regard it as and is limited, Detailed process as shown in Figure 4, specifically may include that

S401: determine the candidate user supporting VAMOS pairing in Microcell.

Concrete, when the embodiment of the present invention determines in Microcell the candidate user supporting VAMOS pairing, If for signal receiving quality or the signal receiving strength of user original in improving Microcell, the then candidate selected User can be original user in Microcell, if certainly in order to avoid the CU accessed new in Microcell more Many running time-frequency resources, then can also be using the new user that newly accesses in Microcell as candidate user.

Further, the embodiment of the present invention specifically determining, the mode of candidate user determines that candidate uses in S202 The mode at family is identical, does not repeats them here.

S402: determine support VAMOS pairing in macrocell, and can be with the candidate user that determines in S401 Carry out the user of VAMOS pairing as targeted customer.

Concrete, when the embodiment of the present invention determines targeted customer in macrocell, can determine according in S401 Candidate user need the communication speech performance improved to select, such as in order to make the user in Microcell make Use identical running time-frequency resource with user in macrocell, then when determining targeted customer in macrocell, just choosing Select and its running time-frequency resource can be distributed to the macrocell user of other users as targeted customer.

S403: the language to the targeted customer determined in the voice signal of the candidate user determined in S401 and S402 Tone signal carries out VAMOS pairing multiplexing, obtains VAMOS voice signal.

Concrete, the voice signal of candidate user and the voice signal of targeted customer are entered by the embodiment of the present invention The process of row VAMOS pairing multiplexing, still can use existing pairing multiplexing method to carry out, and can basis Practical situation, selects to carry out VAMOS multiplexing in Microcell, candidate user place, or in targeted customer institute VAMOS multiplexing is carried out in macrocell.

S404: judge whether the targeted customer determined is in Microcell, if so, carries out S405, if it is not, Carry out S406.

In the embodiment of the present invention, whether base station belonging to Microcell is according to targeted customer in Microcell, selects respectively Select and carry out S405 or S406, to realize launching different voice signal to candidate user, economize on resources.

S405: control the base station belonging to macrocell and launch VAMOS voice signal to candidate user, and control VAMOS voice signal is launched to candidate user in base station belonging to Microcell, and the base station belonging to macrocell is with micro- Base station belonging to community uses identical running time-frequency resource to carry out the transmitting of voice signal.

S406: control the base station belonging to macrocell and launch VAMOS voice signal to candidate user, and control Base station belonging to Microcell to candidate user launch candidate user voice signal, the base station belonging to macrocell with Base station belonging to Microcell uses identical running time-frequency resource to carry out the transmitting of voice signal.

Whether the base station belonging to Microcell in the embodiment of the present invention, is sent out according to targeted customer in Microcell Penetrate different voice signals to candidate user, therefore in the embodiment of the present invention in step S403, to candidate user When the voice signal of voice signal and targeted customer carries out VAMOS pairing multiplexing, can be according to the target selected User, whether in Microcell, chooses whether to carry out VAMOS multiplexing in Microcell.If the target selected User in picocell coverage area, then uses QPSK modulation system in Microcell, carries out candidate user Voice signal and the VAMOS multiplexing of voice signal of target, be then transmitted to candidate user. When the targeted customer selected is not in picocell coverage area, then can not carry out VAMOS in Microcell multiple With, use common GMSK modulation mode to carry out the transmitting of original voice signal.

When the voice signal of candidate user and the voice signal of targeted customer are carried out in the embodiment of the present invention VAMOS multiplexing, after obtaining VAMOS voice signal, can be according to the targeted customer after pairing or candidate user The positional information reported, it is judged that in the range of whether candidate user is in the Microcell in grand micro-alternate covering region, If candidate user moves to outside overlay area, Microcell, then carry out voice signal and the targeted customer of candidate user Voice signal between VAMOS demultiplexing, to avoid the wasting of resources.

Further, if targeted customer is by outside the overlay area moving to Microcell in being in described Microcell, Then control the base station belonging to Microcell to be transformed into candidate's use by candidate user transmitting VAMOS voice signal The voice signal of candidate user is launched at family, to avoid the wasting of resources.

The embodiment of the present invention by combine actual application scenarios in above-described embodiment offer at macrocell with micro- Apply the signal processing method of VAMOS pairing multiplexing between community, be described in detail.

What the embodiment of the present invention provided carries out the side of VAMOS pairing multiplexing between macrocell and Microcell Method, is particularly suited for when there being new user to access in Microcell, during for avoiding it to use different from macrocell Frequently the scene of resource, therefore, accesses with the candidate user determined in Microcell for new in the embodiment of the present invention User, is illustrated, and does not regard it as and is limited.

The embodiment of the present invention the most just determines the process of candidate user in Microcell, and determines mesh in macrocell The process of mark user is described in detail, and other are identical with the method provided in embodiment three, the most superfluous at this State.

Concrete, when macrocell has new user to access, if this User support VAMOS pairing, can sentence Whether the user of this new access disconnected is in the Microcell that macrocell includes, if reported according to new access user Adjacent area and the relevant information etc. of Serving cell, determine that it is in the Microcell in grand micro-alternate covering region, Then can be as carrying out the candidate user of VAMOS pairing, the candidate user then this determined is little with grand Targeted customer in district matches so that it is use the running time-frequency resource identical with pairing user in macrocell.

Concrete, in the embodiment of the present invention when candidate user is new access user, determine in macrocell During targeted customer, need to meet the requirement that its running time-frequency resource can be distributed to candidate user；For determining its energy Enough carry out running time-frequency resource to share, give the new access user as candidate user using time-frequency resource allocating used by it, The embodiment of the present invention preferably searches the user carrying out voice communication service in macrocell, because carrying out The user of voice communication service must take running time-frequency resource.

The embodiment of the present invention carries out in macrocell targeted customer when selecting, select and carrying out voice communication Its running time-frequency resource also can be distributed to the user of new access user as targeted customer by business so that newly access use Family uses the running time-frequency resource identical with the user carrying out voice communication service in macrocell, will not additionally account for With running time-frequency resource, and then save more running time-frequency resource for other users, promote the network capacity of system.

Further, in order to share carrying out running time-frequency resource, while promoting network capacity, it is ensured that wait Choosing receives signal receiving quality or the signal receiving strength of user voice signal, is determining in the embodiment of the present invention During targeted customer, on the basis of guaranteeing its running time-frequency resource is distributed to candidate user, preferably support The signal receiving quality of candidate user can be carried out by VAMOS pairing and signal receiving quality set Macrocell user in the threshold range improved, or signal receiving strength can be to candidate user set Signal receiving strength carry out the macrocell user in the threshold range improved, as targeted customer.

Below with reference to Fig. 5 A, Fig. 5 B and Fig. 5 C, the embodiment of the present invention four is illustrated in more detail, Wherein, MS2 is the candidate user newly accessing Microcell, and MS1 carries out VAMOS pairing for meeting with MS2 Targeted customer.Fig. 5 A is that in prior art, voice signal launches schematic diagram, from Fig. 5 A, newly accesses The user MS2 of Microcell, can only receive signal S2, and can only use the F2 frequency of Microcell, can not make With the F1 frequency of macrocell, and MS1 can only receive signal S1, MS2 and also can only receive signal S2.And use The signal processing method carrying out VAMOS pairing between macrocell and Microcell that the embodiment of the present invention provides After, when the Target cell MS1 selected is not in grand micro-alternate covering regional extent, as shown in Figure 5 B, MS1 and MS2 can receive the VAMOS signal (S1, S2) that macrocell is launched simultaneously, it is thus achieved that grand small The diversity gain in district, and MS2 can use the VAMOS signal (S1, S2) that F1 frequency issues simultaneously With the S2 signal using F2 frequency to issue.When the Target cell MS1 selected is in grand micro-alternate covering region model When enclosing interior, Microcell can also use orthogonal sub-channels multiplexing to obtain two-way VAMOS voice signal, concurrently Penetrate the VAMOS voice signal after pairing to MS2, as shown in Figure 5 C so that MS2 sends out receiving macrocell Beyond the VAMOS signal (S1, S2) penetrated, also can receive Microcell launch VAMOS signal (S1, S2), signal receiving quality or the signal receiving strength of new access user MS2 thus are promoted further.

In the embodiment of the present invention, by newly connecing in the voice signal of the targeted customer in macrocell and Microcell The voice signal of access customer carries out VAMOS pairing multiplexing the new access user being transmitted in Microcell, and And the base station belonging to macrocell and base station belonging to Microcell, use identical running time-frequency resource to launch voice signal To new access user, it is not take up extra running time-frequency resource, thus the running time-frequency resource saved out can be divided The more user of dispensing, can promote the capacity of system the most to a certain extent, and for new access For user in addition to can receiving the voice signal that in Microcell, base station issues, it is also possible to receive macrocell Belonging to the voice signal that issues of base station, therefore can also improve the signal of new access user in Microcell and receive Quality or signal receiving strength.

Based on carry out between above-mentioned inter-frequency interference cell VAMOS pairing multiplexing signal processing method, this Bright embodiment provides a kind of signal processing apparatus, is illustrated in figure 6 at the signal that the embodiment of the present invention provides The structure of reason device constitutes schematic diagram, and this device includes: include determining unit 601, Multiplexing Unit 602 and control Unit 603 processed, wherein:

Determine unit 601, same based on adaptive multiuser multiplexing for determining support in the first community The candidate user of time slot speech business VAMOS pairing, and little with second that the first community is co-frequency cell It is determined in district carry out the targeted customer of VAMOS pairing with candidate user, and the candidate that will determine uses The information at family and the information of targeted customer are sent to Multiplexing Unit 602.

Multiplexing Unit 602, for receiving the information of the candidate user determining that unit 601 sends and targeted customer Information, according to information and the information of targeted customer of the candidate user received, determines candidate to be sent respectively to User and the voice signal of targeted customer, and to the voice signal of the candidate user determined and the language of targeted customer Tone signal carries out VAMOS multiplexing, obtains VAMOS voice signal and is sent to control unit 603.

Control unit 603, for receiving the described VAMOS voice signal that Multiplexing Unit 602 sends, and controls Make the base station belonging to the first community and launch the voice signal of candidate user to candidate user, control the second community institute Described VAMOS voice signal is launched to candidate user in the base station belonged to, and controls the base station belonging to the first community The running time-frequency resource identical with the base station use belonging to the second community launches voice signal.

Concrete, determine that unit 601 is strong for identifying that in the first community signal receiving quality or signal receive Spend the user in the threshold range set, and select a support VAMOS to join in the user identified To user as candidate user；And in the second community, select to support that VAMOS pairing and signal receive Quality user in the threshold range that the signal receiving quality of candidate user can be improved set As targeted customer, or select to support that VAMOS pairing and signal receiving strength can be to times set The signal receiving strength selecting family carries out the user in the threshold range improved as targeted customer.

Wherein it is determined that unit 601 is for obtaining the inter-frequency interference cell of the first community and the dry of candidate user Disturb user list, based on the inter-frequency interference cell obtained, select an interference strength in setting threshold range Inter-frequency interference cell, as the second community, and based on interference user list, in the second community selected, Select to support that VAMOS pairing and signal receiving quality can receive matter to the signal of candidate user set Amount carries out interference user in the threshold range improved as targeted customer, or based on interference user list, In described second community selected, select to support that VAMOS pairing and signal receiving strength are at the energy set Interference user in enough threshold ranges improving the signal receiving strength of candidate user uses as target Family.

Wherein, Multiplexing Unit 602 is additionally operable to determining targeted customer signal receiving quality or signal receive strong When degree is less than setting threshold value, or the signal receiving quality of candidate user or signal receiving strength are higher than setting threshold value Time, carry out the VAMOS demultiplexing between voice signal and the voice signal of targeted customer of candidate user.

The signal processing apparatus provided by the embodiment of the present invention, the candidate user of VAMOS pairing and target User is in different communities, and Qie Liangge community is co-frequency cell, and the base station belonging to Liang Ge community uses identical Running time-frequency resource launch voice signal, and candidate user is own former receive that its place cell base station launches On the basis of having voice signal, also receive the multiplexing candidate of Base Transmitter belonging to community, targeted customer place The VAMOS voice signal of original voice signal of user own, therefore can receive and issue self more Strong voice signal, thus improve signal receiving quality or the signal receiving strength of candidate user.

The method that the macrocell provided based on the embodiment of the present invention and small interval carry out VAMOS pairing, this Inventive embodiments provides a kind of signal processing apparatus, is illustrated in figure 7 the signal that the embodiment of the present invention provides The another structure of processing means constitutes schematic diagram, and this device includes: include determining unit 601, Multiplexing Unit 602 and control unit 603, wherein:

Determine unit 601, in the Microcell that macrocell includes, determine that support is based on adaptive many The candidate user of user repeatedly using same time slot speech business VAMOS pairing, and in macrocell, determine energy Enough targeted customers carrying out VAMOS pairing with candidate user, and by the information of candidate user determined with The information of targeted customer is sent to Multiplexing Unit 602 and control unit 603；

Multiplexing Unit 602, for receiving information and the letter of targeted customer of the candidate user determining that unit sends Breath, according to information and the information of targeted customer of the candidate user received, determines that candidate to be sent to uses Family and the voice signal of targeted customer, and to the voice signal of the candidate user determined and the voice of targeted customer Signal carries out VAMOS multiplexing, obtains VAMOS voice signal and is sent to control unit 603；

Control unit 603, for receiving the VAMOS voice signal that Multiplexing Unit 602 sends, if target is used Family is in Microcell, controls the base station belonging to macrocell and the base station belonging to Microcell respectively to candidate user Launch the VAMOS voice signal received, and/or, if targeted customer is not located in Microcell, control grand The VAMOS voice signal received is launched in base station belonging to community to candidate user, and controls Microcell institute The voice signal of candidate user is launched to candidate user in the base station belonged to, and controls the base station belonging to macrocell with micro- Base station belonging to community uses identical running time-frequency resource to launch voice signal.

Concrete, determine that unit 601 is specifically for when there being the new user supporting VAMOS pairing to connect in macrocell Fashionable, it is judged that whether new user is in the Microcell that macrocell includes, small when be in that macrocell includes Time in district, using new user as candidate user, and in macrocell, it is selected to divide its running time-frequency resource Dispensing candidate user, and support that VAMOS pairing and signal receiving quality can be to candidate user set Signal receiving quality carry out the user in the threshold range improved, as targeted customer, or, grand little In district, it is selected to distribute to its running time-frequency resource described candidate user, and supports VAMOS pairing and letter Number receiving intensity is in the threshold range that can improve the signal receiving strength of candidate user set User, as targeted customer.

Wherein, Multiplexing Unit 602 is additionally operable to when determining that candidate user moves to outside the overlay area of Microcell, Carry out the VAMOS demultiplexing between voice signal and the voice signal of targeted customer of candidate user.

Wherein, control unit 603 is additionally operable to determining that targeted customer is micro-by moving in being in described Microcell Time outside the overlay area of community, control the base station belonging to Microcell and launched VAMOS voice by candidate user Signal is transformed into the voice signal launching candidate user to candidate user.

The signal processing apparatus that the embodiment of the present invention provides, the candidate user of VAMOS pairing and targeted customer Being in different communities, Qie Liangge community has grand micro-intersection region, and the candidate user being in Microcell connects Receive the signal including voice signal own that macrocell is launched respectively with Microcell, therefore can preferably change The signal receiving quality of kind candidate user or signal receiving strength, and belonging to Microcell, candidate user place The base station running time-frequency resource identical with the base station employing belonging to the macrocell of targeted customer place carries out signal transmitting, nothing Extra carrier channel resource need to be taken, therefore other carrier frequency channel resources more can be distributed to other User uses, and can preferably promote the capacity of system.

The embodiment of the present invention additionally provides a kind of base station controller, and this base station controller includes that above-described embodiment relates to And signal processing apparatus.

The said signal processing device that the embodiment of the present invention provides, can be independent parts, it is also possible to be collection Becoming in miscellaneous part, the said signal processing device that such as embodiment of the present invention provides can be existing communication Base station controller in network, it is also possible to the new parts being integrated with in base station controller.

It should be noted that the function of the modules/unit of signal processing apparatus in the embodiment of the present invention is real Existing and interactive mode can be with further reference to the description of related method embodiment.

The signal processing method provided based on the embodiment of the present invention and signal processing apparatus, the embodiment of the present invention carries Having supplied a kind of net control device, as shown in Figure 8, this net control device includes that processor 801 and signal are multiple With device 802, wherein:

Processor 801, for determining that in the first community support is same for the moment based on adaptive multiuser multiplexing Gap speech business VAMOS pairing candidate user, and with the second community that the first community is co-frequency cell Inside it is determined to carry out the targeted customer of VAMOS pairing with candidate user；And will be sent to respectively really The voice signal of fixed candidate user and targeted customer is sent to signal multiplexer 802 and carries out signal multiplexing, and Control the base station belonging to the first community and launch the voice signal of candidate user to candidate user, and receive signal VAMOS voice signal after the multiplexing of multiplexer 802 feedback, and control the base station belonging to the second community to time Select family to launch the VAMOS voice signal received, and it is little with second to control the base station belonging to the first community Base station belonging to district uses identical running time-frequency resource to launch voice signal.

Signal multiplexer 802, for receiving the candidate user being sent to respectively determine that processor 801 is sent With the voice signal of targeted customer, and the voice signal received is carried out VAMOS multiplexing, and will be multiple Processor 801 is fed back to the VAMOS voice signal obtained.

The net control device that the embodiment of the present invention provides, the candidate user of VAMOS pairing and targeted customer Being in different communities, Qie Liangge community is co-frequency cell, when base station belonging to Liang Ge community uses identical Frequently resource launches voice signal, and candidate user is receiving own original language that its place cell base station is launched On the basis of tone signal, also receive the multiplexing candidate user of Base Transmitter belonging to community, targeted customer place The VAMOS voice signal of original voice signal own, therefore can receive and issue the higher of self Voice signal, thus improve signal receiving quality or the signal receiving strength of candidate user.

The signal processing method provided based on the embodiment of the present invention and signal processing apparatus, the another reality of the present invention Executing example and provide a kind of net control device, the composition schematic diagram of this net control device can refer to Fig. 8, bag Include processor 801 and signal multiplexer 802, wherein:

Processor 801, in the Microcell that macrocell includes, determines that support is based on adaptive multiplex The candidate user of family repeatedly using same time slot speech business VAMOS pairing, and in macrocell, be determined to With the targeted customer that candidate user carries out VAMOS pairing；And the candidate being sent to respectively determine is used The voice signal of family and targeted customer is sent to signal multiplexer 802 and carries out signal multiplexing, and it is multiple to receive signal With the VAMOS voice signal after the multiplexing of device feedback 802, if targeted customer is in Microcell, control grand VAMOS voice signal is launched to candidate user respectively in base station belonging to community and the base station belonging to Microcell, And/or, if targeted customer is not located in Microcell, controls the base station belonging to macrocell and launch to candidate user VAMOS voice signal, and control the base station belonging to Microcell to the candidate user described candidate user of transmitting Voice signal, and control the running time-frequency resource that the base station belonging to macrocell is identical with the base station use belonging to Microcell Launch voice signal.

Signal multiplexer 802, for receiving the candidate user being sent to respectively determine that processor 801 sends With the voice signal of targeted customer, and the voice signal received is carried out VAMOS multiplexing, and will be multiple Processor 801 is fed back to the VAMOS voice signal obtained.

The net control device that the embodiment of the present invention provides, the candidate user of VAMOS pairing and targeted customer Being in different communities, Qie Liangge community has grand micro-intersection region, and the candidate user being in Microcell connects Receive the signal including voice signal own that macrocell is launched respectively with Microcell, therefore can preferably change The signal receiving quality of kind candidate user or signal receiving strength, and belonging to Microcell, candidate user place The base station running time-frequency resource identical with the base station employing belonging to the macrocell of targeted customer place carries out signal transmitting, nothing Extra carrier channel resource need to be taken, therefore other carrier frequency channel resources more can be distributed to other User uses, and can preferably promote the capacity of system.

Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or meter Calculation machine program product.Therefore, the present invention can use complete hardware embodiment, complete software implementation or knot The form of the embodiment in terms of conjunction software and hardware.And, the present invention can use and wherein wrap one or more Computer-usable storage medium containing computer usable program code (include but not limited to disk memory, CD-ROM, optical memory etc.) form of the upper computer program implemented.

The present invention is with reference to method, equipment (system) and computer program product according to embodiments of the present invention The flow chart of product and/or block diagram describe.It should be understood that can by computer program instructions flowchart and / or block diagram in each flow process and/or flow process in square frame and flow chart and/or block diagram and/ Or the combination of square frame.These computer program instructions can be provided to general purpose computer, special-purpose computer, embedding The processor of formula datatron or other programmable data processing device is to produce a machine so that by calculating The instruction that the processor of machine or other programmable data processing device performs produces for realizing at flow chart one The device of the function specified in individual flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.

These computer program instructions may be alternatively stored in and computer or the process of other programmable datas can be guided to set In the standby computer-readable memory worked in a specific way so that be stored in this computer-readable memory Instruction produce and include the manufacture of command device, this command device realizes in one flow process or multiple of flow chart The function specified in flow process and/or one square frame of block diagram or multiple square frame.

These computer program instructions also can be loaded in computer or other programmable data processing device, makes Sequence of operations step must be performed to produce computer implemented place on computer or other programmable devices Reason, thus the instruction performed on computer or other programmable devices provides for realizing flow chart one The step of the function specified in flow process or multiple flow process and/or one square frame of block diagram or multiple square frame.

Although preferred embodiments of the present invention have been described, but those skilled in the art once know base This creativeness concept, then can make other change and amendment to these embodiments.So, appended right is wanted Ask and be intended to be construed to include preferred embodiment and fall into all changes and the amendment of the scope of the invention.

Obviously, those skilled in the art can carry out various change and modification to the embodiment of the present invention and not take off Spirit and scope from the embodiment of the present invention.So, if these amendments of the embodiment of the present invention and modification belong to Within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention be also intended to comprise these change and Including modification.

Claims (17)

1. a signal processing method, it is characterised in that including:

In the first community, determine that support is based on adaptive multiuser time slot multiplexing speech business The candidate user of VAMOS pairing；

Being determined to enter with described candidate user in the second community that described first community is co-frequency cell The targeted customer of row VAMOS pairing；

The voice signal of described candidate user and the voice signal of described targeted customer are carried out VAMOS multiple With, obtain VAMOS voice signal；

Control the base station belonging to the first community and launch the voice signal of described candidate user to described candidate user, And control base station belonging to the second community and launch described VAMOS voice signal to described candidate user, wherein, Base station belonging to the described first community running time-frequency resource identical with the base station use belonging to described second community is sent out Penetrate voice signal.

2. the method for claim 1, it is characterised in that described determine support in the first community The candidate user of VAMOS pairing, including:

In described first community, identify that signal receiving quality or signal receiving strength are at the threshold range set Interior user；And

Select a user supporting VAMOS pairing as candidate user in the user identified；

The described target being determined to carry out with described candidate user VAMOS pairing in the second community is used Family, specifically includes:

In described second community, select to support that VAMOS pairing and signal receiving quality can set User in the threshold range that the signal receiving quality of described candidate user is improved as targeted customer, Or select to support that VAMOS pairing and signal receiving strength can be to the letters of described candidate user set Number receiving intensity carries out the user in the threshold range improved as targeted customer.

3. method as claimed in claim 2, it is characterised in that select target to use in described second community Family, specifically includes:

Obtain the inter-frequency interference cell of described first community and the interference user list of described candidate user；

Based on the described inter-frequency interference cell obtained, select the interference strength same frequency in setting threshold range Interfered cell, as the second community；

Based on described interference user list, in described second community selected, select to support that VAMOS joins To and signal receiving quality the signal receiving quality of described candidate user can be improved set Interference user in threshold range is as targeted customer, or based on described interference user list, select In described second community, select to support that VAMOS pairing and signal receiving strength can be to described set The signal receiving strength of candidate user carries out the interference user in the threshold range improved as targeted customer.

4. the method as described in any one of claims 1 to 3, it is characterised in that the method also includes:

Multiple when the voice signal of described candidate user and the voice signal of described targeted customer being carried out VAMOS With, after obtaining VAMOS voice signal, if the signal receiving quality of described targeted customer or signal receive strong Degree is less than setting threshold value, or the signal receiving quality of candidate user or signal receiving strength are higher than setting threshold value, Then carry out the VAMOS between the voice signal of described candidate user and the voice signal of described targeted customer to solve Multiplexing.

5. a signal processing method, it is characterised in that including:

In the Microcell that macrocell includes, determine that support is based on adaptive multiuser time slot multiplexing language The candidate user of sound business VAMOS pairing；

In described macrocell, it is determined to carry out the targeted customer of VAMOS pairing with described candidate user；

The voice signal of described candidate user and the voice signal of described targeted customer are carried out VAMOS multiple With, obtain VAMOS voice signal；

If described targeted customer is in described Microcell, control belonging to the base station belonging to macrocell and Microcell Base station respectively to described candidate user launch described VAMOS voice signal, if described targeted customer does not locates In described Microcell, control the base station belonging to macrocell and launch described VAMOS language to described candidate user Tone signal, and control the language to the described candidate user described candidate user of transmitting of the base station belonging to described Microcell Tone signal；

Wherein, the time-frequency money that the base station belonging to described macrocell is identical with the base station use belonging to described Microcell Voice signal is launched in source.

6. method as claimed in claim 5, it is characterised in that described determine support VAMOS pairing Candidate user, including:

When there being the new user supporting VAMOS pairing to access in described macrocell, it is judged that described new user is No it is in the Microcell that described macrocell includes；

When being in the Microcell that described macrocell includes, using described new user as candidate user；

In described macrocell, it is determined to carry out the targeted customer of VAMOS pairing with described candidate user, Including:

In described macrocell, it is selected to distribute to its running time-frequency resource described candidate user, and supports The signal receiving quality of described candidate user can be entered by VAMOS pairing and signal receiving quality set User in the threshold range that row improves, as targeted customer；Or, in described macrocell, select energy Enough its running time-frequency resource is distributed to described candidate user, and supports that VAMOS pairing and signal receiving strength exist User in the threshold range that can improve the signal receiving strength of described candidate user set, makees For targeted customer.

7. the method as described in claim 5 or 6, it is characterised in that the method also includes:

Multiple when the voice signal of described candidate user and the voice signal of described targeted customer being carried out VAMOS With, after obtaining VAMOS voice signal, if described candidate user moves to the overlay area of described Microcell Outward, the VAMOS between the voice signal of described candidate user and the voice signal of described targeted customer is carried out Demultiplexing.

8. the method as described in claim 5 or 6, it is characterised in that the method also includes:

If described targeted customer is by outside the overlay area moving to described Microcell in being in described Microcell, control Make the base station belonging to described Microcell to be transformed into institute by described candidate user transmitting VAMOS voice signal State candidate user and launch the voice signal of candidate user.

9. a signal processing apparatus, it is characterised in that this device include determining unit, Multiplexing Unit and Control unit, wherein:

Determine unit, for determining that in the first community support is based on adaptive multiuser time slot multiplexing The candidate user of speech business VAMOS pairing, and little with second that described first community is co-frequency cell It is determined in district carry out the targeted customer of VAMOS pairing, and the time that will determine with described candidate user The information at family and the information of targeted customer is selected to be sent to Multiplexing Unit；

Multiplexing Unit, for receiving the described information determining candidate user that unit sends and the letter of targeted customer Breath, according to information and the information of targeted customer of the candidate user received, determines that candidate to be sent respectively to uses Family and the voice signal of targeted customer, and the voice signal of the described candidate user determined and described target are used The voice signal at family carries out VAMOS multiplexing, obtains VAMOS voice signal and is sent to control unit；

Control unit, for receiving the described VAMOS voice signal that described Multiplexing Unit sends, and controls The voice signal of described candidate user is launched to described candidate user in base station belonging to first community, controls second Described VAMOS voice signal is launched to described candidate user in base station belonging to community, and controls described first The running time-frequency resource transmitting voice letter that base station belonging to community is identical with the base station use belonging to described second community Number.

10. device as claimed in claim 9, it is characterised in that described determine unit, for described Signal receiving quality or the signal receiving strength user in the threshold range set is identified in first community, with And select the user of a support VAMOS pairing as candidate user in the user identified；And described In second community, select to support that VAMOS pairing and signal receiving quality can be to described candidates set The signal receiving quality of user carries out the user in the threshold range improved as targeted customer, or selects Holding VAMOS pairing and signal receiving strength can be to the signal receiving strength of described candidate user set Carry out the user in the threshold range improved as targeted customer.

11. devices as claimed in claim 10, it is characterised in that described determine unit, are used for obtaining institute State the inter-frequency interference cell of the first community and the interference user list of described candidate user, based on the institute obtained State inter-frequency interference cell, select an interference strength in the inter-frequency interference cell set in threshold range, as the Two communities, and based on described interference user list, in described second community selected, select to support The signal receiving quality of described candidate user can be entered by VAMOS pairing and signal receiving quality set Interference user in the threshold range that row improves is as targeted customer, or based on described interference user list, In described second community selected, select to support that VAMOS pairing and signal receiving strength are at the energy set Interference user in enough threshold ranges improving the signal receiving strength of described candidate user is as mesh Mark user.

12. devices as described in any one of claim 9 to 11, it is characterised in that described Multiplexing Unit, It is additionally operable to when the signal receiving quality or signal receiving strength determining described targeted customer is less than and sets threshold value, Or the signal receiving quality of candidate user or signal receiving strength are higher than when setting threshold value, carry out described candidate's use VAMOS demultiplexing between voice signal and the voice signal of described targeted customer at family.

13. 1 kinds of signal processing apparatus, it is characterised in that this device include determining unit, Multiplexing Unit and Control unit, wherein:

Determine unit, in the Microcell that macrocell includes, determine that support is based on adaptive multi-user The candidate user of repeatedly using same time slot speech business VAMOS pairing, and in described macrocell, determine energy Enough targeted customers carrying out VAMOS pairing with described candidate user, and the letter of candidate user that will determine The information of breath and targeted customer is sent to Multiplexing Unit and control unit；

Multiplexing Unit, for receiving the described information determining candidate user that unit sends and the letter of targeted customer Breath, according to information and the information of described targeted customer of the described candidate user received, determines and to send respectively To candidate user and the voice signal of targeted customer, and to the voice signal of the described candidate user determined and institute The voice signal stating targeted customer carries out VAMOS multiplexing, obtains VAMOS voice signal and is sent to control Unit；

Control unit, for receiving the described VAMOS voice signal that described Multiplexing Unit sends, if described Targeted customer is in described Microcell, controls the base station belonging to macrocell and the difference of the base station belonging to Microcell The described VAMOS voice signal received is launched, if described targeted customer is not located to described candidate user In described Microcell, control described in base station belonging to macrocell launches to described candidate user and receive VAMOS voice signal, and control the base station belonging to described Microcell to the described candidate user described time of transmitting Select the voice signal at family, and control the base station belonging to described macrocell and make with the base station belonging to described Microcell Voice signal is launched with identical running time-frequency resource.

14. devices as claimed in claim 13, it is characterised in that described determine unit, specifically for working as Have in described macrocell and support when the new user of VAMOS pairing accesses, it is judged that whether described new user is in In the Microcell that described macrocell includes, when being in the Microcell that described macrocell includes, by described newly User is as candidate user；And in described macrocell, it is selected to distribute to its running time-frequency resource described Candidate user, and support that VAMOS pairing and signal receiving quality can be to described candidate user set Signal receiving quality carry out the user in the threshold range improved, as targeted customer, or, described In macrocell, it is selected to distribute to its running time-frequency resource described candidate user, and supports that VAMOS matches And signal receiving strength is at the threshold that can improve the signal receiving strength of described candidate user set User in the range of value, as targeted customer.

15. devices as described in claim 13 or 14, it is characterised in that described Multiplexing Unit, are additionally operable to When determining that described candidate user moves to outside the overlay area of described Microcell, carry out described candidate user VAMOS demultiplexing between the voice signal of voice signal and described targeted customer.

16. devices as described in claim 13 or 14, it is characterised in that described control unit, are additionally operable to Determine described targeted customer by when moving in being in described Microcell outside the overlay area of described Microcell, Control base station belonging to described Microcell by described candidate user launch VAMOS voice signal be transformed into Described candidate user launches the voice signal of candidate user.

17. 1 kinds of base station controllers, including the signal processing apparatus described in any one of claim 9-12；Or Person,

Including the signal processing apparatus described in any one of claim 13-16.