CN101790187A

CN101790187A - Method, device and system for maintaining active set

Info

Publication number: CN101790187A
Application number: CN200910005704A
Authority: CN
Inventors: 陈君; 马小飞; 马洁; 郑潇潇
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2009-01-24
Filing date: 2009-01-24
Publication date: 2010-07-28
Also published as: CN102301768A; WO2010083774A1

Abstract

The invention discloses a method, a device and a system for maintaining an active set and belongs to the field of communication. The method comprises the following steps: acquiring neighboring cell measurement information which meets a first measurement triggering condition by a terminal, wherein the neighboring cell comprises an auxiliary carrier frequency neighboring cell which is the neighboring cell of each auxiliary carrier frequency cell in an auxiliary carrier frequency active set; the auxiliary carrier frequency active set comprises the auxiliary carrier frequency cell with the same frequency as an auxiliary carrier frequency service cell; judging whether the auxiliary carrier frequency neighboring cell meets the preset condition; and if the auxiliary carrier frequency neighboring cell meets the preset condition, adding the auxiliary carrier frequency neighboring cell into the auxiliary carrier frequency active set. In the invention, the auxiliary carrier frequency active set is maintained by the method so that the auxiliary carrier frequency can acquire the gain of uplink soft combing, and the speed and the quality of uplink data transmission are improved; and meanwhile, through the auxiliary carrier frequency maintenance of the active set, the interference to the neighboring cell of the same frequency as the auxiliary carrier frequency is also effectively controlled so as to improve the capacity of the system.

Description

The maintaining method of Active Set, Apparatus and system

Technical field

The present invention relates to the communications field, particularly the maintaining method of Active Set, Apparatus and system.

Background technology

High-speed packet inserts (HSPA, High Speed Packet Access) technology comprises that high-speed downlink packet inserts (HSDPA, High Speed Downlink Packet Access) and High Speed Uplink Packet insert (HSUPA, High Speed Uplink Packet Access).

Usually, the HSPA Data-carrying is on single carrier frequency, in order further to improve existing message transmission rate, adopt a plurality of carrier frequency to cooperate and carry the HSPA data, this technology is overloading high-speed packet access frequently (MC-HSPA, Multi Carrier HSPA) or many sub-districts high-speed packet insert (MC-HSPA, Multi CellHSPA).In multi-carrier frequency system, the uplink of data and downlink transfer can be used a plurality of carrier frequency simultaneously, the descending carrier frequency of having set up the sub-district of up channel is called the main carrier frequency of terminal, this sub-district is called the main carrier frequency Serving cell, the carrier frequency of other sub-districts is called the assistant carrier frequency of terminal, these sub-districts are called the assistant carrier frequency Serving cell, and main carrier frequency and assistant carrier frequency all can carry the HSPA business.

In the WCDMA system, terminal almost is under the soft changing state always, is in the terminal of this state, keeps communicating by letter with a plurality of base stations or sub-district simultaneously, and these sub-districts have constituted the Active Set of this terminal in the lump, and all sub-districts in the Active Set all are co-frequency cells.Along with moving of terminal, communication quality between it and each base station constantly changes, in order to guarantee the quality of terminal received signal, the Active Set of terminal also will upgrade accordingly, soon delete from Active Set the relatively poor sub-district of signal quality in the Active Set, and Active Set external signal better cell is added Active Set.Radio network controller (RNC, Radio Network Controller) is only safeguarded a main carrier frequency Active Set for each terminal at present.

Summary of the invention

In view of this, the embodiment of the invention provides the maintaining method and the device of Active Set.Described technical scheme is as follows:

A kind of maintaining method of Active Set comprises:

Terminal is obtained the nearby region measurement information that satisfies the first measurement triggering condition, this adjacent area comprises the assistant carrier frequency adjacent area, described assistant carrier frequency adjacent area is the adjacent area of each assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and described assistant carrier frequency Active Set comprises and the assistant carrier frequency sub-district of assistant carrier frequency Serving cell with frequency;

Judge whether described assistant carrier frequency adjacent area satisfies prerequisite,, described assistant carrier frequency adjacent area is added the assistant carrier frequency Active Set if satisfy;

Described prerequisite is: there is the main carrier frequency sub-district of cooperation relation described assistant carrier frequency sub-district in described main carrier frequency Active Set, and described cooperation relation can provide overloading high score group access frequently MC-HSPA service for terminal jointly for co-operating sub-district.

A kind of maintaining method of Active Set comprises:

Obtain the nearby region measurement information that satisfies the first measurement triggering condition, this adjacent area comprises the assistant carrier frequency adjacent area, described assistant carrier frequency adjacent area is the adjacent area of each assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and described assistant carrier frequency Active Set comprises and the assistant carrier frequency sub-district of assistant carrier frequency Serving cell with frequency;

Determine described assistant carrier frequency adjacent area is added the assistant carrier frequency Active Set according to presetting link increase condition.

A kind of radio network controller (RNC) comprises:

Receiver module, be used for the nearby region measurement information that satisfies the first measurement triggering condition that receiving terminal reports, this adjacent area comprises the assistant carrier frequency adjacent area, described assistant carrier frequency adjacent area is the adjacent area of each assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and described assistant carrier frequency Active Set comprises and the assistant carrier frequency sub-district of assistant carrier frequency Serving cell with frequency;

Processing module, satisfy prerequisite if be used for the assistant carrier frequency adjacent area, described assistant carrier frequency adjacent area is added the assistant carrier frequency Active Set, described prerequisite is: there is the main carrier frequency sub-district of cooperation relation described assistant carrier frequency sub-district in described main carrier frequency Active Set, and described cooperation relation can provide overloading high score group access frequently MC-HSPA service for terminal jointly for co-operating sub-district.

A kind of terminal comprises:

Acquisition module, be used to obtain the nearby region measurement information that satisfies the first measurement triggering condition, this adjacent area comprises the assistant carrier frequency adjacent area, and described assistant carrier frequency adjacent area is the adjacent area of each assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and described assistant carrier frequency Active Set comprises and the assistant carrier frequency sub-district of assistant carrier frequency Serving cell with frequency;

The information reporting module, satisfy prerequisite if be used for described assistant carrier frequency adjacent area, report described nearby region measurement information to the Wi-Fi controller (RNC), described prerequisite is: there is the main carrier frequency sub-district of cooperation relation described assistant carrier frequency sub-district in described main carrier frequency Active Set, and described cooperation relation can provide overloading high score group access frequently MC-HSPA service for terminal jointly for co-operating sub-district.

A kind of Active Set maintenance system comprises above-mentioned radio network controller.

The beneficial effect of the technical scheme that the embodiment of the invention provides is:

By preceding method the assistant carrier frequency Active Set is safeguarded, terminal is all base stations in Active Set or the identical signal of sub-district transmission simultaneously, these signals are merged by the radio network controller of network side, therefore assistant carrier frequency can obtain the gain of up soft merging, improve speed and quality that upstream data sends, simultaneously assistant carrier frequency safeguards that Active Set can also effectively control the interference to the homogeneous-frequency adjacent-domain of assistant carrier frequency, has promoted the capacity of system.

Description of drawings

Fig. 1 is the maintaining method schematic flow sheet of the Active Set that provides of the embodiment of the invention;

Fig. 2 is the multi-carrier frequency cell scene schematic diagram that the embodiment of the invention provides;

Fig. 3 is the maintaining method schematic flow sheet of a kind of Active Set of providing of the embodiment of the invention;

Fig. 4 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Fig. 5 is the multi-carrier frequency cell scene schematic diagram that the embodiment of the invention provides;

Fig. 6 is the maintaining method schematic flow sheet of a kind of Active Set of providing of the embodiment of the invention;

Fig. 7 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Fig. 8 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Fig. 9 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Figure 10 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Figure 11 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Figure 12 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Figure 13 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

The multi-carrier frequency cell scene schematic diagram that Figure 14 embodiment of the invention provides;

Figure 15 is the maintaining method schematic flow sheet of a kind of Active Set of providing of the embodiment of the invention;

Figure 16 is the maintaining method schematic flow sheet of another Active Set of providing of the embodiment of the invention;

Figure 17 is the attending device structural representation of a kind of Active Set of providing of the embodiment of the invention;

Figure 18 is the structural representation of a kind of terminal of providing of the embodiment of the invention.

Embodiment

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

In the prior art, RNC can not safeguard the assistant carrier frequency Active Set for terminal, so when terminal sends the HSUPA data in a plurality of sub-districts simultaneously, on assistant carrier frequency, just there is not the gain of up soft merging, simultaneously, the up emission of assistant carrier frequency Serving cell also can produce bigger interference to the assistant carrier frequency adjacent area, can reduce the capacity of system, also can influence user's transmitting uplink data simultaneously.

The embodiment of the invention provides a kind of maintaining method of Active Set thus, in embodiments of the present invention, terminal works is in the MC-HSPA system, and HSPA Data Receiving and transmission are carried out in while and a plurality of sub-district, particularly, terminal can receive the HSDPA data from M sub-district, on N sub-district, send the HSUPA data, in the present embodiment, M＞=1, N＞=2, the HSDPA Serving cell of terminal and the HSUPA Serving cell of terminal are consistent.In embodiments of the present invention for convenience, get M=2, N=2.

In embodiments of the present invention, main carrier frequency sub-district and assistant carrier frequency sub-district are defined as follows: the main carrier frequency sub-district is the sub-district on the main carrier frequency of terminal work at present, comprises the main carrier frequency Serving cell of current terminal and/or the adjacent area of main carrier frequency sub-district; The assistant carrier frequency sub-district is the sub-district on the assistant carrier frequency of terminal work at present, comprises the assistant carrier frequency Serving cell of current terminal and/or the adjacent area of assistant carrier frequency sub-district.Among each embodiment provided by the present invention, the maintenance of main carrier frequency Active Set is carried out according to common frequency measurement of the prior art, in addition, RNC also safeguards an assistant carrier frequency Active Set for terminal, maintenance to the assistant carrier frequency Active Set can be undertaken by common frequency measurement, also can be undertaken, safeguard interpolation and/or the deletion that comprises the carrier frequency Active Set in the present embodiment by different-frequency measure.

Alien frequencies adjacent area in the embodiment of the invention is and assistant carrier frequency sub-district and main carrier frequency sub-district adjacent area of alien frequencies all.

As shown in Figure 1, the maintaining method schematic flow sheet of a kind of Active Set that provides for present embodiment, this method comprises:

101: terminal is obtained the nearby region measurement information that satisfies the first measurement triggering condition, this adjacent area comprises the assistant carrier frequency adjacent area, described assistant carrier frequency adjacent area is the adjacent area of each assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and described assistant carrier frequency Active Set comprises and the assistant carrier frequency sub-district of assistant carrier frequency Serving cell with frequency;

102: judge whether described assistant carrier frequency adjacent area satisfies prerequisite,, described assistant carrier frequency adjacent area is added the assistant carrier frequency Active Set if satisfy;

Wherein, prerequisite is: there is the main carrier frequency sub-district of cooperation relation described assistant carrier frequency sub-district in described main carrier frequency Active Set, and described cooperation relation can provide overloading high score group access frequently MC-HSPA service for terminal jointly for co-operating sub-district.

By the method that present embodiment provides the assistant carrier frequency Active Set is safeguarded, terminal is all base stations in Active Set or the identical signal of sub-district transmission simultaneously, these signals are merged by the radio network controller of network side, therefore assistant carrier frequency can obtain the gain of up soft merging, improve speed and quality that upstream data sends, can also effectively control simultaneously interference, promote the capacity of system the homogeneous-frequency adjacent-domain of assistant carrier frequency.

As shown in Figure 2, the multi-carrier frequency cell scene schematic diagram that provides for the embodiment of the invention.Comprise RNC among this figure; Base station 1 with and the main carrier frequency sub-district 1, the assistant carrier frequency sub-district 2 that cover; Base station 2 with and the main carrier frequency sub-district 3 that covers; Base station 3 with and the assistant carrier frequency sub-district 4 that covers.In the present embodiment, sub-district 1 is the current main carrier frequency Serving cell of Terminal Service that is, sub-district 2 is the current assistant carrier frequency Serving cells of Terminal Service that are.Sub-district 1 current homogeneous-frequency adjacent-domain is sub-district 3, and sub-district 2 current homogeneous-frequency adjacent-domains are sub-districts 4.Cover because sub-district 1 and sub-district 2 are same base stations, sub-district 3 is adjacent areas of sub-district 2, and sub-district 4 is adjacent areas of sub-district 1.

A kind of maintaining method schematic flow sheet of Active Set is provided for present embodiment as shown in Figure 3.This method is based on scene shown in Figure 2, and this method adopts the maintenance of common frequency measurement realization to Active Set, is the example explanation so that sub-district 4 is added in the assistant carrier frequency Active Set, specifically comprises following content:

201:RNC sending measuring control messages is given terminal.

In the present embodiment, measure the trigger condition that comprises common frequency measurement indication, measuring object and common frequency measurement in the control messages, measuring object comprises the adjacent area of all assistant carrier frequency sub-districts in the assistant carrier frequency Active Set and each assistant carrier frequency sub-district; Measurement is designated as the measurement parameter of measuring object, is set by network side, can be combination in any path loss (Pathloss), received signal code power (CPICH RSCP), the signal-to-jamming ratio (CPICH Ec/N0) of following parameter; The trigger condition of common frequency measurement comprises: the 1A condition, represent that the signal quality of measured sub-district is higher than first predetermined threshold; First predetermined threshold can be best sub-district of signal quality or Active Set comprehensive quality, and present embodiment is that example describes with the trigger condition for the 1A condition.

202: terminal is measured the sub-district according to the indication that RNC issues.

203: after trigger condition was satisfied in measured assistant carrier frequency sub-district, terminal sent measurement report to RNC.

In the present embodiment, in measured assistant carrier frequency sub-district, the 1A condition is satisfied in sub-district 4, and terminal is to the measurement result of RNC transmission to sub-district 4.

204:RNC judges whether to set up new Radio Link, if, then set up new Radio Link, otherwise, finish.

In the present embodiment, RNC can be according to the cell measurement value of terminal to report, and the load of network side and/or the application strategy of network side judge whether to be established to the Radio Link of 4 affiliated base stations (being base station 3), sub-district.

205:RNC set up according to 204 judged result and the base station between transmission bearer.

In the present embodiment, if RNC determine to need sets up in 204 and the transmission bearer of 3 of base stations, then RNC sets up this transmission bearer, and the transmission bearer between RNC and the base station is the Iub transmission bearer.

206:RNC sends activating set updating message to terminal, indicates newly-built wireless link information.

In the present embodiment, activating set updating message comprises newly-built wireless link information, and this information has been indicated newly-built Radio Link affiliated subdistrict sign.

In the present embodiment, if the assistant carrier frequency number of terminal is more than or equal to 2, correspondingly, having more than or equal to 2 assistant carrier frequency Active Sets has renewal, RNC needs indicating terminal to upgrade corresponding Active Set, can add the sign of carrier frequency information indication or Active Set in activating set updating message.

207: terminal is finished configuration according to activating set updating message, returns activating set updating to RNC and finishes message.

In the present embodiment, terminal is finished link configuration, promptly is implemented in to add the assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and promptly the sub-district 4.

In the embodiment of the invention, if adopt different-frequency measure to carry out the interpolation of sub-district in the Active Set, measure the different-frequency measure indication that control messages comprises in 201 and can be combination in any path loss (Pathloss), received signal code power (CPICH RSCP), the signal-to-jamming ratio (CPICH Ec/N0) of following parameter; Measuring object comprises assistant carrier frequency sub-district and alien-frequency district; The trigger condition of different-frequency measure comprises: the 2C condition, and expression is not higher than second predetermined threshold with the quality of evaluation of carrier frequency; Perhaps, the 2F condition, the quality of evaluation of the carrier frequency that has used is higher than second predetermined threshold.Correspondingly, the 1A condition changes 2C or 2F condition in 203, and other flow process is constant.

In the method shown in Figure 3, if there is the annexation between two RNC and terminal, the base station, RNC can comprise Serving RNC and Drift Radio Network Controller, at this moment, on transfer of data, increased the transfer of data of Iur interface, be the transmission bearer foundation that difference only is to increase in 205 the Iur interface between the RNC, other handling process is all the same.

Present embodiment also provides a kind of maintaining method of Active Set, as shown in Figure 4, is the example explanation with 4 deletions of the sub-district in the assistant carrier frequency Active Set, specifically comprises following content:

301～302 and 201～202 is similar, the difference part only is that the trigger condition of the common frequency measurement in 301 comprises 1B, the signal quality of representing measured sub-district is lower than first predetermined threshold, and all the other contents repeat no more herein, and the embodiment of the invention is that example describes with the 1B condition.

303: after trigger condition was satisfied in measured assistant carrier frequency sub-district, terminal sent measurement report to RNC.

In the present embodiment, the 1B condition is satisfied in sub-district 4, and terminal is to the measurement result of RNC transmission to sub-district 4.

304:RNC judges whether to delete old Radio Link, is then to delete old Radio Link, otherwise finishes.

In the present embodiment, whether RNC can delete this link according to presetting the link circuit deleting condition judgment, for example, the cell measurement value of terminal to report, the load of network side and/or the application strategy of network side judge whether to delete the Radio Link of 4 affiliated base stations 3, sub-district.

305:RNC sends activating set updating message to terminal, the wireless link information of indication deletion.

In the present embodiment, the wireless link information of RNC indication deletion in the activating set updating message that terminal sends, this information has been indicated newly-built Radio Link affiliated subdistrict sign.

In the present embodiment, can also in activating set updating message, add carrier frequency information indication or Active Set sign.

306: terminal is finished configuration according to activating set updating message, returns activating set updating to RNC and finishes message.

Transmission bearer between 307:RNC release and the base station.

In the present embodiment, the transmission bearer between RNC release and the base station 3.

With 205 in similarly, when between two RNC and terminal, base station, having annexation, can also comprise in the step 307: be released in the Iur interface transmission bearer between the RNC, comprise the wireless link information that deletion is old in the present embodiment.Other handling process is constant.

In the embodiment of the invention, if adopt different-frequency measure to carry out the deletion of sub-district in the Active Set, measuring control messages in 301 comprises the different-frequency measure indication and can be combination in any path loss (Pathloss), received signal code power (CPICH RSCP), the signal-to-jamming ratio (CPICH Ec/N0) of following parameter, measuring object comprises assistant carrier frequency sub-district and the alien-frequency district except that the assistant carrier frequency sub-district, the trigger condition of different-frequency measure comprises: the 2D condition, and the quality of evaluation of the carrier frequency that expression has been used is lower than second predetermined threshold; Perhaps, the 2E condition, the quality of evaluation with carrier frequency is not lower than second predetermined threshold.Correspondingly, the 1B condition changes 2E or 2D condition in 303, and other flow process is constant.

The Active Set maintaining method that the embodiment of the invention provides, make terminal to send identical signal in all base stations or the sub-district of while in Active Set, RNC merges according to the assistant carrier frequency Active Set of safeguarding, therefore assistant carrier frequency can obtain the gain of up soft merging, improve speed and quality that upstream data sends, simultaneously assistant carrier frequency safeguards that Active Set can also effectively control the interference to the homogeneous-frequency adjacent-domain of assistant carrier frequency, has promoted the capacity of system.

The maintaining method of the Active Set that present embodiment provides, in the MC-HSPA system, all can find the sub-district that has cooperation relation with it in the main carrier frequency Serving cell adjacent area of all sub-districts in the main carrier frequency Active Set in the assistant carrier frequency Active Set, and the sub-district with cooperation relation not necessarily can both be found in the sub-district in the main carrier frequency Active Set in the assistant carrier frequency Active Set.In the present embodiment, the implication with sub-district of cooperation relation is: co-operating sub-district can provide the service of MC-HSPA jointly for terminal.

As shown in Figure 5, the multi-carrier frequency cell scene schematic diagram that provides for present embodiment.Comprise RNC among this figure; Base station 1 with and the main carrier frequency sub-district 1, the assistant carrier frequency sub-district 2 that cover; Base station 2 with and the main carrier frequency sub-district 3 that covers; Base station 3 with and the assistant carrier frequency sub-district 4 that covers; Base station 4 with and the main carrier frequency sub-district 5, the assistant carrier frequency sub-district 6 that cover.1～sub-district, above sub-district 6 is the adjacent area each other.

In the present embodiment, sub-district 1, sub-district 3 and sub-district 5 are arranged in the current main carrier frequency Active Set, in the present embodiment, sub-district 1 is the main carrier frequency Serving cell of terminal, and sub-district 2 is assistant carrier frequency Serving cells of terminal.According to the aforesaid prerequisite with cooperation relation sub-district of present embodiment, sub-district 4 is single carrier cells, and it does not have the main carrier frequency sub-district of cooperation relation in the main carrier frequency Active Set, so assistant carrier frequency sub-district 4 can not be added in the assistant carrier frequency Active Set; Assistant carrier frequency sub-district 6 is multi-carrier frequency cells, and the main carrier frequency sub-district 5 in it and the main carrier frequency Active Set has overloading cooperation relation frequently, so assistant carrier frequency sub-district 6 can be added in the assistant carrier frequency Active Set.

The maintaining method schematic flow sheet of a kind of Active Set that the embodiment of the invention provides, this method illustrate the process of adding new sub-district in Active Set based on scene shown in Figure 5.In the scene of present embodiment, add the influence that new sub-district is subjected to having in the main carrier frequency Active Set cooperation relation sub-district to the assistant carrier frequency Active Set, therefore, need in the method shown in the present embodiment to judge that earlier measured sub-district is main carrier frequency sub-district or assistant carrier frequency sub-district, and the main body of judging can be a terminal, also can be the RNC of network side.

With reference to Fig. 6, the maintaining method schematic flow sheet of a kind of Active Set that the embodiment of the invention provides is the sub-district is added in the example explanation in Active Set a process with the terminal judges, specifically comprises following content:

401:RNC sending measuring control messages is given terminal.

In the present embodiment, the measuring object of measuring in the control messages comprises main carrier frequency sub-district, assistant carrier frequency sub-district; Identical in common frequency measurement indication and the trigger condition and 201 measured do not given unnecessary details herein.

In the present embodiment, owing in the embodiment of the invention assistant carrier frequency sub-district is measured as co-frequency cell, therefore, measure the distinguishing identifier that can also comprise main carrier frequency sub-district and assistant carrier frequency sub-district in the control messages, this distinguishing identifier can adopt carrier frequency information or independent sign; In the common frequency measurement indication, increase the cooperation relation indication of main carrier frequency sub-district and assistant carrier frequency sub-district simultaneously.

402: terminal is measured the sub-district according to the indication that RNC issues.

403: after trigger condition was satisfied in measured sub-district, terminal judges satisfied the carrier frequency of the sub-district of trigger condition, if the main carrier frequency sub-district, terminal is to the RNC reporting measurement reports, and carries out 404; If the assistant carrier frequency sub-district carries out 405.

404:RNC adds measured sub-district in the main carrier frequency Active Set to.

In the present embodiment, measured sub-district is added in the main carrier frequency Active Set according to prior art.

405: whether this assistant carrier frequency sub-district of terminal judges has cooperation cell in the main carrier frequency Active Set, be then to carry out 406; Otherwise carry out 408.

In the present embodiment, terminal determines that sub-district 4 does not have cooperation cell in the main carrier frequency Active Set, and there is cooperation cell sub-district 6 in the main carrier frequency Active Set.

406: terminal sends measurement report to RNC.

In the present embodiment, terminal sends the measurement report of sub-district 6 to RNC.

407:RNC adds this assistant carrier frequency sub-district in the assistant carrier frequency Active Set to.

In the present embodiment, RNC adds sub-district 6 in the assistant carrier frequency Active Set to, and this process is carried out according to 204～207 described methods in the embodiment of the invention two, repeats no more herein.

408: terminal is not to the RNC reporting measurement reports.

In the present embodiment, terminal is not to the measurement report of RNC reporting subdistrict 4.

In the embodiment of the invention, if adopt different-frequency measure to carry out the interpolation of sub-district in the Active Set, owing to can have several alien frequencies adjacent areas in the multi-carrier frequency system, therefore, terminal need judge that measured sub-district is assistant carrier frequency sub-district or other alien frequencies adjacent areas except the assistant carrier frequency sub-district, as shown in Figure 7, the maintaining method schematic flow sheet of another Active Set that provides for present embodiment specifically comprises following content:

The similar 201-202 of 501-502, difference only is to measure the measurement that comprises in the control messages and is designated as the different-frequency measure indication, is used to indicate assistant carrier frequency sub-district and the alien-frequency district except that the assistant carrier frequency sub-district are measured, and the trigger condition of different-frequency measure is 2C or 2F.

Except above-mentioned content, owing to can have several alien frequencies neighbor cells in the multi-carrier frequency system, therefore, measure the distinguishing identifier that also comprises the sub-district (comprising the assistant carrier frequency sub-district in the present embodiment) of each frequency in the control messages, this distinguishing identifier can adopt carrier frequency information or independent sign; In the common frequency measurement indication, increase the cooperation relation indication of main carrier frequency sub-district and assistant carrier frequency sub-district simultaneously.

503: when trigger condition was satisfied in measured sub-district, the sub-district that terminal judges satisfies trigger condition was assistant carrier frequency sub-district or other alien frequencies adjacent areas except the assistant carrier frequency sub-district, if other alien frequencies adjacent areas except the assistant carrier frequency sub-district then carry out 504; If the assistant carrier frequency sub-district then carries out 505.

504: handle according to prior art.

505-508 and 405-408 are similar, do not repeat them here.

Also be scene below with Fig. 5, the maintaining method schematic flow sheet of a kind of Active Set that present embodiment provides, adopt common frequency measurement in Active Set, to add new sub-district in this method, judge that by RNC measured sub-district is main carrier frequency sub-district or assistant carrier frequency sub-district, as shown in Figure 8, specifically comprise following content:

601-602 and 401-402 are similar, do not repeat them here

603: after trigger condition was satisfied in measured assistant carrier frequency sub-district, terminal sent measurement report to RNC.

After 604:RNC receives measurement report, judge the carrier frequency of measured sub-district, if the main carrier frequency sub-district of this terminal then carries out 605; If the assistant carrier frequency sub-district of this terminal then carries out 606.

605:RNC adds measured sub-district in the main carrier frequency Active Set to.

606:RNC judges whether the assistant carrier frequency sub-district has cooperation cell in the main carrier frequency Active Set, is then to carry out 607; Otherwise carry out 608.

607:RNC adds measured sub-district in the assistant carrier frequency Active Set to.

In the present embodiment, RNC carries out the process that add in the assistant carrier frequency Active Set measured sub-district according to 204～207 described methods in the embodiment of the invention two, repeat no more herein.

608:RNC does not send response message to terminal or send one and measure invalid indication to terminal.

If adopt different-frequency measure to carry out the interpolation of sub-district in the Active Set, RNC need judge that measured sub-district is assistant carrier frequency sub-district or alien frequencies adjacent area, detailed process as shown in Figure 9, the maintaining method schematic flow sheet of another Active Set that provides for present embodiment, this method comprises:

701-702 and 501-502 are similar, do not repeat them here.

703: after trigger condition was satisfied in measured assistant carrier frequency sub-district, terminal sent measurement report to RNC.

After 704:RNC receives measurement report, judge the carrier frequency of measured sub-district, if the assistant carrier frequency sub-district then carries out 705; If then handle by prior art other alien frequencies adjacent areas except the assistant carrier frequency sub-district.

705～707 and 606～608 is similar, repeats no more herein.

As shown in figure 10, the maintaining method schematic flow sheet of a kind of Active Set that provides for present embodiment.Adopting common frequency measurement that the sub-district in the Active Set is deleted in this method, is main carrier frequency sub-district or assistant carrier frequency sub-district by the measured sub-district of terminal judges, specifically comprises following content:

801～802 and 301～302 is similar, repeats no more herein.

803: when trigger condition was satisfied in measured sub-district, terminal judges satisfied the carrier frequency of the sub-district of trigger condition, if the assistant carrier frequency sub-district, then terminal is to the RNC reporting measurement reports, and carries out 804; If the main carrier frequency sub-district then carries out 805.

804:RNC deletes this assistant carrier frequency sub-district from the assistant carrier frequency Active Set.

In the present embodiment, RNC carries out the process that delete measured sub-district from the assistant carrier frequency Active Set according to 304～307 described methods in the embodiment of the invention two, repeat no more herein.

805: whether terminal judges main carrier frequency sub-district has cooperation cell in the assistant carrier frequency Active Set, is then to carry out 807; Otherwise terminal is to the RNC reporting measurement reports, and carries out 806.

806:RNC deletes this main carrier frequency sub-district from the main carrier frequency Active Set.

In the present embodiment, this step is deleted measured sub-district according to prior art from the main carrier frequency Active Set, repeat no more herein.

807: terminal reports the measurement report that satisfies trigger condition to RNC, carries the measurement result of main carrier frequency sub-district and this main carrier frequency sub-district corresponding cooperation assistant carrier frequency sub-district in the assistant carrier frequency Active Set in this measurement report.

808:RNC deletes main carrier frequency sub-district and assistant carrier frequency sub-district respectively from the Active Set of correspondence.

In the present embodiment, the deletion of main carrier frequency sub-district is carried out according to prior art; The deletion of assistant carrier frequency sub-district is carried out according to 304～307 described methods in the embodiment of the invention two.

As shown in figure 11, the maintaining method schematic flow sheet of a kind of Active Set that provides for present embodiment.Adopting different-frequency measure that the sub-district in the Active Set is deleted in this method, is assistant carrier frequency sub-district or other alien frequencies adjacent areas except the assistant carrier frequency sub-district by the measured sub-district of terminal judges, specifically comprises following content:

901～902 and 301～302 is similar, and difference only is to measure that control messages comprises is different-frequency measure control indication, and the trigger condition of different-frequency measure is 2D or 2E, and all the other contents are identical, repeat no more herein.

903: when trigger condition was satisfied in measured sub-district, terminal judges satisfied the carrier frequency of the sub-district of trigger condition, if the assistant carrier frequency sub-district, then terminal is to the RNC reporting measurement reports, and carries out 904; If then handle by prior art other alien frequencies adjacent areas except the assistant carrier frequency sub-district.

904:RNC deletes from the assistant carrier frequency Active Set this assistant carrier frequency sub-district.

Also be scene below with Fig. 5, the maintaining method schematic flow sheet of a kind of Active Set that present embodiment provides.Adopt common frequency measurement from Active Set, to delete old sub-district in this method, judge that by RNC measured sub-district is main carrier frequency sub-district or assistant carrier frequency sub-district, as shown in figure 12, specifically comprises following content:

1001～1002 and 301～302 is similar, repeats no more herein.

1003: after trigger condition was satisfied in measured assistant carrier frequency sub-district, terminal sent measurement report to RNC.

After 1004:RNC receives measurement report, judge the carrier frequency of this sub-district, if the assistant carrier frequency sub-district then carries out 1005; If the main carrier frequency sub-district then carries out 1006.

1005:RNC deletes measured sub-district from the assistant carrier frequency Active Set.

1006:RNC judges whether the main carrier frequency sub-district has cooperation cell in the assistant carrier frequency Active Set, is then to carry out 1008; Otherwise carry out 1007.

1007:RNC deletes this main carrier frequency sub-district from the main carrier frequency Active Set.

1008:RNC deletes this main carrier frequency sub-district and this main carrier frequency sub-district respectively corresponding cooperation assistant carrier frequency sub-district in the assistant carrier frequency Active Set from the Active Set of correspondence.

As shown in figure 13, the maintaining method schematic flow sheet of a kind of Active Set that provides for present embodiment.Adopt different-frequency measure that the sub-district in the Active Set is deleted in this method, judge that by RNC measured sub-district is assistant carrier frequency sub-district or other alien frequencies adjacent areas except the assistant carrier frequency sub-district, specifically comprises following content:

1101～1102 and 901～902 is similar, repeats no more herein.

1103: when trigger condition was satisfied in measured sub-district, terminal sent measurement report to RNC.

After 1104:RNC receives measurement report, judge the carrier frequency of measured sub-district, if the assistant carrier frequency sub-district then carries out 1105; If then handle by prior art other alien frequencies adjacent areas except the assistant carrier frequency sub-district.

1105:RNC deletes measured sub-district from the assistant carrier frequency Active Set.

More than comprehensive, the scene that the embodiment of the invention three provides based on Fig. 5 is added the sub-district to terminal judges cell carrier frequencies, common frequency measurement or different-frequency measure; RNC is judged that cell carrier frequencies, common frequency measurement or different-frequency measure add the sub-district; To terminal judges cell carrier frequencies, common frequency measurement or different-frequency measure deletion sub-district; RNC is judged that cell carrier frequencies, common frequency measurement or different-frequency measure deletion sub-district have been described in detail.

The beneficial effect of present embodiment is except the beneficial effect with embodiment two, and the main carrier frequency Active Set uses common frequency measurement to safeguard to have independence; Above-mentioned method can guarantee that the sub-district in the assistant carrier frequency Active Set does not have single carrier cell, and promptly the sub-district that cooperation relation is arranged can be found in the sub-district in the assistant carrier frequency Active Set in the main carrier frequency Active Set; In the process of safeguarding the Active Set sub-district, take into account the maintenance of prior art and Active Set, and guarantee the flexibility that the main carrier frequency Active Set is safeguarded, when terminal is carried out soft handover between the sub-district, bring the diversity that sends signal for terminal and merge gain, improve the transmission quality of signal.

The maintaining method of the Active Set that present embodiment provides, in the MC-HSPA system, assistant carrier frequency is safeguarded an Active Set, and all can find the sub-district that has cooperation relation with it in the adjacent area of all sub-districts main carrier frequency Serving cell in the main carrier frequency Active Set in the assistant carrier frequency Active Set, the sub-district with cooperation relation also can be found in all sub-districts in the main carrier frequency Active Set in the assistant carrier frequency Active Set.

As shown in figure 14, the multi-carrier frequency cell scene schematic diagram that provides for present embodiment.Comprise RNC among this figure, base station 1 with and the main carrier frequency sub-district 1, the assistant carrier frequency sub-district 2 that cover; Base station 2 with and the main carrier frequency sub-district 3 that covers; Base station 3 with and the assistant carrier frequency sub-district 4 that covers; Base station 4 with and the main carrier frequency sub-district 5, the assistant carrier frequency sub-district 6 that cover.1～sub-district, above sub-district 6 all is adjacent areas.

In the present embodiment, in the current main carrier frequency Active Set sub-district 1 is arranged, sub-district 2 is arranged in the assistant carrier frequency Active Set.According to the aforesaid prerequisite with cooperation relation sub-district of present embodiment, because sub-district 5 and sub-district 6 are overloading cooperation relation sub-districts frequently, so sub-district 5 and sub-district 6 can be added in the Active Set of main carrier frequency and assistant carrier frequency respectively; And sub-district 3 and sub-district 4 are single carrier cells, do not have the sub-district of cooperation, so sub-district 3 and sub-district 4 just can not be added to respectively in the Active Set of main carrier frequency and assistant carrier frequency.

As shown in figure 15, the maintaining method schematic flow sheet of a kind of Active Set that provides for present embodiment.This method adopts the common frequency measurement method to add new sub-district in Active Set based on scene shown in Figure 14.Specifically comprise:

1201-1202 and 401-402 are similar, do not repeat them here.

1203: after trigger condition was satisfied in measured sub-district, whether this sub-district that terminal judges satisfies trigger condition had cooperation cell, was then to carry out 1205; Otherwise carry out 1204.

In the present embodiment, measured sub-district can comprise main carrier frequency sub-district and assistant carrier frequency sub-district.

1204: terminal is not to the RNC reporting measurement reports.

1205: whether this cooperation cell of terminal judges satisfies trigger condition, is then to report the measurement report of the cooperation cell of measured sub-district and this measured sub-district correspondence to RNC, and carries out 1207, otherwise carry out 1206.

1206: terminal finishes not to the RNC reporting measurement reports.

1207:RNC adds main carrier frequency sub-district and assistant carrier frequency sub-district respectively in the corresponding Active Set.

In the present embodiment, RNC carries out the process that add in main carrier frequency Active Set or the assistant carrier frequency Active Set measured sub-district according to 204～207 described methods in the embodiment of the invention two, repeat no more herein.

Said process adopts the common frequency measurement method to add new sub-district in Active Set, if adopt different-frequency measure to carry out the interpolation of Active Set sub-district, process and said process are basic identical, difference is, the measuring object in 1201 is the assistant carrier frequency sub-district, other alien frequencies adjacent areas except the assistant carrier frequency sub-district; Condition in 1203 and 1205 is 2C or the 2F condition in the different-frequency measure.

As shown in figure 16, the maintaining method schematic flow sheet of another Active Set that provides for present embodiment.This method adopts the common frequency measurement method to delete the sub-district in Active Set based on scene shown in Figure 14.Specifically comprise:

1301～1303 and 301～303 is similar, repeats no more herein.

1304:RNC will satisfy the assistant carrier frequency sub-district of trigger condition and delete from corresponding Active Set respectively with its main carrier frequency sub-district with cooperation relation.

In the present embodiment, RNC deletes the main carrier frequency sub-district according to existing method and carries out from the main carrier frequency Active Set, RNC carries out the process that delete measured sub-district from the assistant carrier frequency Active Set according to 304～307 described methods in the embodiment of the invention two, do not repeat them here.

If adopt different-frequency measure to carry out sub-district deletion in the Active Set, in 1301 in different-frequency measure the indication assistant carrier frequency measure; 1B condition in 1303 changes to 2D or the 2E condition in the different-frequency measure.Other flow process is the same.

The beneficial effect of present embodiment is except the beneficial effect with embodiment two, above-mentioned method can guarantee that the sub-district in main carrier frequency Active Set, the assistant carrier frequency Active Set does not have single carrier cell, be that the sub-district that cooperation relation is arranged can be found in sub-district in the assistant carrier frequency Active Set in the main carrier frequency Active Set, and the sub-district that cooperation relation is arranged can be found in the sub-district in the main carrier frequency Active Set in the assistant carrier frequency Active Set; In the process of safeguarding the Active Set sub-district, guaranteed the cooperation relation of sub-district in main carrier frequency Active Set and the assistant carrier frequency Active Set, help terminal and carry out the switching of multi-carrier frequency system to multi-carrier frequency system, can guarantee the continuity that user's overloading is professional frequently; When terminal is carried out soft handover between the sub-district, bring the diversity that sends signal for terminal and merge gain, improve the transmission quality of signal.

Referring to Figure 17, a kind of radio network controller (RNC) for the embodiment of the invention provides comprises:

Receiver module 71, be used for the nearby region measurement information that satisfies the first measurement triggering condition that receiving terminal reports, this adjacent area comprises the assistant carrier frequency adjacent area, the assistant carrier frequency adjacent area is the adjacent area of each assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and the assistant carrier frequency Active Set comprises and the assistant carrier frequency sub-district of assistant carrier frequency Serving cell with frequency;

Processing module 72, satisfy prerequisite if be used for the assistant carrier frequency adjacent area, the assistant carrier frequency adjacent area is added the assistant carrier frequency Active Set, prerequisite is: there is the main carrier frequency sub-district of cooperation relation the assistant carrier frequency sub-district in the main carrier frequency Active Set, and cooperation relation can provide overloading high score group access frequently MC-HSPA service for terminal jointly for co-operating sub-district.

Further,

Receiver module 71 also is used for the cell measurement information that satisfies the second measurement triggering condition that receiving terminal reports;

Processing module 72 is the assistant carrier frequency sub-district if also be used for the sub-district, determines the assistant carrier frequency sub-district is deleted from the assistant carrier frequency Active Set according to second prerequisite; Or

Processing module 72, if also be used for the sub-district is the assistant carrier frequency sub-district, the assistant carrier frequency sub-district has the main carrier frequency sub-district of cooperation relation to satisfy the second measurement triggering condition in the Active Set of main carrier frequency sub-district, determine the assistant carrier frequency sub-district is deleted from the assistant carrier frequency Active Set according to presetting the link circuit deleting condition, the main carrier frequency sub-district of all cooperation relations is deleted from the main carrier frequency Active Set; Or

Processing module 72 is the main carrier frequency sub-district if also be used for the sub-district, and the main carrier frequency sub-district do not have the assistant carrier frequency sub-district of cooperation relation in the assistant carrier frequency Active Set, according to presetting the link circuit deleting condition main carrier frequency sub-district is deleted from the main carrier frequency Active Set; Or

Processing module 72, if also be used for the sub-district is the main carrier frequency sub-district, there is the assistant carrier frequency sub-district of cooperation relation the main carrier frequency sub-district in the assistant carrier frequency Active Set, and the second measurement triggering condition is satisfied in this assistant carrier frequency sub-district, according to presetting the link circuit deleting condition main carrier frequency sub-district is deleted from the assistant carrier frequency sub-district, from the assistant carrier frequency Active Set, delete according to presetting the assistant carrier frequency sub-district that the link circuit deleting condition will satisfy the second measurement triggering condition.

Further, this radio network controller (RNC) also comprises sending module 73, is used for sending activating set updating message to terminal, and this message comprises the Radio Link affiliated subdistrict sign of renewal;

Receiver module 71, the activating set updating that also is used for the receiving terminal transmission is finished message.

Referring to Figure 18, the embodiment of the invention also provides a kind of terminal, comprising:

Acquisition module 81, be used to obtain the nearby region measurement information that satisfies the first measurement triggering condition, this adjacent area comprises the assistant carrier frequency adjacent area, and the assistant carrier frequency adjacent area is the adjacent area of each assistant carrier frequency sub-district in the assistant carrier frequency Active Set, and the assistant carrier frequency Active Set comprises and the assistant carrier frequency sub-district of assistant carrier frequency Serving cell with frequency;

Information reporting module 82, satisfy prerequisite if be used for the assistant carrier frequency adjacent area, to Wi-Fi controller (RNC) reporting neighboring cell metrical information, prerequisite is: there is the main carrier frequency sub-district of cooperation relation the assistant carrier frequency sub-district in the main carrier frequency Active Set, and cooperation relation can provide overloading high score group access frequently MC-HSPA service for terminal jointly for co-operating sub-district.

Further, information reporting module 82 satisfies prerequisite if also be used for the assistant carrier frequency adjacent area, and to RNC reporting neighboring cell metrical information, prerequisite also comprises: have the main carrier frequency sub-district of cooperation relation to satisfy the first measurement triggering condition.

Further, acquisition module 81 also is used to obtain the cell measurement information that satisfies the second measurement triggering condition;

Information reporting module 82 is the assistant carrier frequency sub-district if also be used for the sub-district, and the metrical information of assistant carrier frequency sub-district is reported RNC; Or

If the sub-district is the assistant carrier frequency sub-district, the assistant carrier frequency sub-district has the main carrier frequency sub-district of cooperation relation to satisfy the second measurement triggering condition in the Active Set of main carrier frequency sub-district, with the assistant carrier frequency sub-district and there is the metrical information of the main carrier frequency sub-district of cooperation relation to report RNC; Or

If the sub-district is the main carrier frequency sub-district, and the main carrier frequency sub-district do not have the assistant carrier frequency sub-district of cooperation relation in the assistant carrier frequency Active Set, and the measurement report of main carrier frequency sub-district is reported RNC.

Also a kind of Active Set maintenance system of the embodiment of the invention, this system can comprise above-mentioned radio network controller (RNC).

The embodiment of the invention is safeguarded the assistant carrier frequency Active Set, terminal is all base stations in Active Set or the identical signal of sub-district transmission simultaneously, these signals are merged by the radio network controller of network side, therefore assistant carrier frequency can obtain the gain of up soft merging, improve speed and quality that upstream data sends, simultaneously assistant carrier frequency safeguards that Active Set can also effectively control the interference to the homogeneous-frequency adjacent-domain of assistant carrier frequency, has promoted the capacity of system.

One of ordinary skill in the art will appreciate that all or part of flow process that realizes in the foregoing description method, be to instruct relevant hardware to finish by computer program, described program can be stored in the computer read/write memory medium, this program can comprise the flow process as the embodiment of above-mentioned each side method when carrying out.Wherein, described storage medium can be magnetic disc, CD, read-only storage memory body (Read-Only Memory, ROM) or at random store memory body (Random Access Memory, RAM) etc.

The above; only be the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.

Claims

1. the maintaining method of an Active Set is characterized in that, described method comprises:

2. the method for claim 1 is characterized in that, describedly judges whether described assistant carrier frequency adjacent area satisfies prerequisite, if satisfy, described assistant carrier frequency service adjacent area is added the assistant carrier frequency Active Set be specially:

Whether the described assistant carrier frequency of described terminal judges adjacent area satisfies described prerequisite, if satisfy, described terminal reports network controller RNC with the metrical information of described assistant carrier frequency adjacent area, by this RNC described assistant carrier frequency adjacent area is added the assistant carrier frequency Active Set.

3. the method for claim 1 is characterized in that, describedly judges whether described assistant carrier frequency adjacent area satisfies prerequisite, if satisfy, described assistant carrier frequency service adjacent area is added the assistant carrier frequency Active Set be specially:

Described terminal reports RNC with described metrical information, and described RNC judges whether described assistant carrier frequency adjacent area has the main carrier frequency sub-district of cooperation relation in the main carrier frequency Active Set, if having, described RNC adds the assistant carrier frequency Active Set with described assistant carrier frequency adjacent area.

4. the method for claim 1 is characterized in that, described prerequisite also comprises: described have the main carrier frequency sub-district of cooperation relation to satisfy the described first measurement triggering condition;

Describedly judge whether described assistant carrier frequency adjacent area satisfies prerequisite, if satisfy, described assistant carrier frequency service adjacent area is added the assistant carrier frequency Active Set to be specially: terminal will satisfy the assistant carrier frequency sub-district of described prerequisite and describedly have the main carrier frequency sub-district of cooperation relation to report described RNC, described RNC adds the main carrier frequency Active Set with described main carrier frequency sub-district, and described assistant carrier frequency sub-district is added the assistant carrier frequency Active Set.

5. as any described method of claim among the claim 1-4, it is characterized in that,

If common frequency measurement, the described first measurement triggering condition is: the signal quality of measured sub-district is higher than first predetermined threshold;

If different-frequency measure, the described first measurement triggering condition is: the quality of evaluation with carrier frequency is not higher than second predetermined threshold, perhaps, has used the quality of evaluation of carrier frequency to be higher than described second predetermined threshold.

6. the method for claim 1 is characterized in that, described method also comprises:

Terminal is obtained the cell measurement information that satisfies the second measurement triggering condition;

If described sub-district is the assistant carrier frequency sub-district, determine described assistant carrier frequency sub-district is deleted from the assistant carrier frequency Active Set according to second prerequisite; Or

If described sub-district is the assistant carrier frequency sub-district, described assistant carrier frequency sub-district has the main carrier frequency sub-district of cooperation relation to satisfy the described second measurement triggering condition in the Active Set of main carrier frequency sub-district, determine described assistant carrier frequency sub-district is deleted from the assistant carrier frequency Active Set according to presetting the link circuit deleting condition, have the main carrier frequency sub-district of cooperation relation from the main carrier frequency Active Set, to delete described; Or

If described sub-district is the main carrier frequency sub-district, and described main carrier frequency sub-district do not have the assistant carrier frequency sub-district of cooperation relation in the assistant carrier frequency Active Set, according to presetting the link circuit deleting condition described main carrier frequency sub-district deleted from the main carrier frequency Active Set; Or

If described sub-district is the main carrier frequency sub-district, there is the assistant carrier frequency sub-district of cooperation relation described main carrier frequency sub-district in the assistant carrier frequency Active Set, and the described second measurement triggering condition is satisfied in this assistant carrier frequency sub-district, according to presetting the link circuit deleting condition described main carrier frequency sub-district is deleted from the assistant carrier frequency sub-district, described assistant carrier frequency sub-district of satisfying the described second measurement triggering condition is deleted from the assistant carrier frequency Active Set according to presetting the link circuit deleting condition.

7. method as claimed in claim 6 is characterized in that, if carry out common frequency measurement, the described second measurement triggering condition is: the signal quality of measured sub-district is lower than first predetermined threshold;

If carry out different-frequency measure, the described second measurement triggering condition is: the quality of evaluation of the carrier frequency that has used is lower than second predetermined threshold, and perhaps, the quality of evaluation with carrier frequency is not lower than second predetermined threshold.

8. method as claimed in claim 7 is characterized in that,

Describedly preset metrical information, the load of network side and the application strategy of network side that link increase condition comprises described adjacent area, perhaps comprise the metrical information of adjacent area and the load of network side, perhaps comprise the metrical information of adjacent area and the application strategy of network side.

9. as any described method of claim among the claim 1-8, it is characterized in that this method also comprises:

Terminal receives the link updating message that RNC sends;

Terminal is upgraded link according to described link updating message, and finishes message to described RNC transmission activating set updating.

10. ask any described method of claim among the 1-9 as right, it is characterized in that, if different-frequency measure, the metrical information of described adjacent area also comprises and main carrier frequency sub-district and described assistant carrier frequency sub-district sub-district of alien frequencies all.

11., it is characterized in that this method also comprises as the described method of claim 1-10:

Terminal is obtained the measurement control messages;

Measurement indication in the described measurement control messages comprises the combination in any of following parameter: path loss Pathloss, received signal code power CPICH RSCP, signal-to-jamming ratio CPICH Ec/N0.

12. method as claimed in claim 11 is characterized in that,

If carry out common frequency measurement, measuring object in the described measurement control messages comprises the adjacent area of all assistant carrier frequency sub-districts in the assistant carrier frequency Active Set and each assistant carrier frequency sub-district, perhaps, the adjacent area that comprises all assistant carrier frequency sub-districts in the adjacent area of all main carrier frequency sub-districts in the main carrier frequency Active Set and main carrier frequency sub-district and the assistant carrier frequency Active Set and each assistant carrier frequency sub-district;

If carry out different-frequency measure, the measuring object in the described measurement control messages comprises the adjacent area of all assistant carrier frequency sub-districts in the assistant carrier frequency Active Set and each assistant carrier frequency sub-district, and with assistant carrier frequency sub-district and main carrier frequency sub-district adjacent area of alien frequencies all.

13. method device as claimed in claim 11 is characterised in that described measurement control messages also comprises:

The cooperation relation indication of main carrier frequency sub-district and assistant carrier frequency sub-district.

14. the maintaining method of an Active Set is characterized in that, comprising:

15. method as claimed in claim 14 is characterized in that,

If carry out different-frequency measure, described nearby region measurement information also comprises and assistant carrier frequency sub-district and main carrier frequency sub-district metrical information of the adjacent area of alien frequencies all.

16. as claim 14 or 15 described methods, it is characterized in that,

If carry out common frequency measurement, the signal quality that described first trigger condition is specially measured sub-district is higher than first predetermined threshold;

If carry out different-frequency measure, the quality of evaluation that described first trigger condition is specially not with carrier frequency is higher than second predetermined threshold, and perhaps, the quality of evaluation of the carrier frequency that has used is higher than second predetermined threshold.

17. as claim 14 or 15 described methods, it is characterized in that,

18., it is characterized in that this method also comprises as any described method of claim among the claim 14-17:

Terminal receives the activating set updating message that RNC sends, and this message comprises the Radio Link affiliated subdistrict sign of renewal;

19. a radio network controller (RNC) is characterized in that, comprising:

20. infinite network controller as claimed in claim 19 is characterized in that,

Described receiver module also is used for the cell measurement information that satisfies the second measurement triggering condition that receiving terminal reports;

Described processing module is the assistant carrier frequency sub-district if also be used for described sub-district, determines described assistant carrier frequency sub-district is deleted from the assistant carrier frequency Active Set according to second prerequisite; Or

Described processing module, if also be used for described sub-district is the assistant carrier frequency sub-district, described assistant carrier frequency sub-district has the main carrier frequency sub-district of cooperation relation to satisfy the described second measurement triggering condition in the Active Set of main carrier frequency sub-district, determine described assistant carrier frequency sub-district is deleted from the assistant carrier frequency Active Set according to presetting the link circuit deleting condition, the main carrier frequency sub-district of all cooperation relations is deleted from the main carrier frequency Active Set; Or

Described processing module, if also be used for described sub-district is the main carrier frequency sub-district, and described main carrier frequency sub-district does not have the assistant carrier frequency sub-district of cooperation relation in the assistant carrier frequency Active Set, according to presetting the link circuit deleting condition described main carrier frequency sub-district is deleted from the main carrier frequency Active Set; Or

Described processing module, if also be used for described sub-district is the main carrier frequency sub-district, there is the assistant carrier frequency sub-district of cooperation relation described main carrier frequency sub-district in the assistant carrier frequency Active Set, and the described second measurement triggering condition is satisfied in this assistant carrier frequency sub-district, according to presetting the link circuit deleting condition described main carrier frequency sub-district is deleted from the assistant carrier frequency sub-district, described assistant carrier frequency sub-district of satisfying the described second measurement triggering condition is deleted from the assistant carrier frequency Active Set according to presetting the link circuit deleting condition.

21., it is characterized in that as claim 19 or 20 described radio network controllers, also comprise sending module, be used for sending activating set updating message to terminal, this message comprises the Radio Link affiliated subdistrict sign of renewal;

Described receiver module also is used to receive the activating set updating that described terminal sends and finishes message.

22. a terminal is characterized in that, comprising:

23. terminal as claimed in claim 22, it is characterized in that, described information reporting module, satisfy prerequisite if also be used for described assistant carrier frequency adjacent area, report described nearby region measurement information to RNC, described prerequisite also comprises: described have the main carrier frequency sub-district of cooperation relation to satisfy the described first measurement triggering condition.

24. as claim, 22 described terminals is characterized in that,

Described acquisition module also is used to obtain the cell measurement information that satisfies the second measurement triggering condition;

Described information reporting module is the assistant carrier frequency sub-district if also be used for described sub-district, and the metrical information of described assistant carrier frequency sub-district is reported RNC; Or

If described sub-district is the assistant carrier frequency sub-district, described assistant carrier frequency sub-district has the main carrier frequency sub-district of cooperation relation to satisfy the described second measurement triggering condition in the Active Set of main carrier frequency sub-district, with described assistant carrier frequency sub-district and describedly have the metrical information of the main carrier frequency sub-district of cooperation relation to report RNC; Or

If described sub-district is the main carrier frequency sub-district, and described main carrier frequency sub-district do not have the assistant carrier frequency sub-district of cooperation relation in the assistant carrier frequency Active Set, and the measurement report of described main carrier frequency sub-district is reported RNC.

25. an Active Set maintenance system is characterized in that, comprises as any described radio network controller of claim among the claim 19-21.