CN102932835A

CN102932835A - Base station switching method, base stations, user equipment and communication system

Info

Publication number: CN102932835A
Application number: CN2011102301226A
Authority: CN
Inventors: 时洁; 蔺波; 柴丽; 张涛
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2011-08-11
Filing date: 2011-08-11
Publication date: 2013-02-13
Anticipated expiration: 2031-08-11
Also published as: WO2013020495A1; CN102932835B

Abstract

The embodiment of the invention discloses a base station switching method, base stations, user equipment and a communication system, which are used for improving the switching success rate of user equipment. The base station switching method disclosed by the embodiment of the invention comprises the following steps that: a first base station acquires frequency information of available carriers of the first base station or frequency information of currently-used carriers of the second base station, wherein the frequency information of the available carriers is frequency information of all carriers which can be used by the second base station; the first base station receives a proximity instruction sent by the user equipment, wherein the proximity instruction comprises at least one of a first proximity instruction, a second proximity instruction and a third proximity instruction; the first base station issues measurement configuration to the user equipment on the basis of the proximity instruction, wherein the measurement configuration is used for indicating the user equipment to execute measurement at the frequency indicated by the measurement configuration; and the first base station receives a measuring report based on the measurement configuration, fed back by the user equipment, wherein the measuring report is used for judging whether the user equipment is switched from the first base station to the second base station by the first base station.

Description

A kind of base station switch method, base station, subscriber equipment and communication system

Technical field

The present invention relates to the mobile communication technology field, relate in particular to a kind of base station switch method, base station, subscriber equipment and communication system.

Background technology

At long evolving system (LTE, Long TermEvolution) in the heterogeneous network, as shown in Figure 1, in macro base station (Macro Home evolved Node B) coverage, be placed with a plurality of small base stations, micromicro honeycomb base station (Pico) for example, Home eNodeB (HeNB, Home eNB), femto base station (Femto eNB), relaying (Relay) etc., these small base stations can adopt wired or wireless mode access network, subscriber equipment (UE, User Equipment) be under the Double mulch of macro base station and small base station, whole communication system more traditional LTE macro base station network has higher capacity.Under the scenes such as office buildings, market, campus network, utilize the isomery of these small base stations and macro base station to dispose, can effectively strengthen the network coverage, promote spectrum efficiency.

Under the LTE heterogeneous network, may be furnished with a plurality of small base stations around the macro base station, these small-sized transmitting powers are little, and area coverage generally can only reach the size of family or office space.Take Home eNodeB as example, as shown in Figure 2, heterogeneous network for macro base station and Home eNodeB formation, for the reciprocal process between clear description subscriber equipment and Home eNodeB, the macro base station, do not draw other small base station, but can have a plurality of small base stations in a grand zone in actual applications.When serving BS was the close one family base station of subscriber equipment of macro base station, for the throughput that promotes communication system, the load that alleviates macro base station, macro base station need to switch to Home eNodeB with subscriber equipment.The fingerprint function (finger printer) of utilizing subscriber equipment identifies the current interior or adjacent domain of coverage that is in Home eNodeB, and subscriber equipment reports to macro base station with the frequency information of the carrier wave of Home eNodeB, measured the frequency of the carrier wave of Home eNodeB by the macro base station equipment for indicating user, if the Home eNodeB signal quality that subscriber equipment is measured is better, then macro base station can switch to Home eNodeB with subscriber equipment.

But the present inventor finds that in realizing process of the present invention there is following defective at least in prior art: along with the development of wireless communication technology, Home eNodeB can be supported a plurality of carrier waves, in order to avoid the carrier-in-interference of small base station on every side, Home eNodeB can be with the frequency of the carrier wave that changes to other of the frequency dynamic of the carrier wave of working at present.As shown in Figure 2, Home eNodeB can be changed the frequency of the carrier wave of self dynamically, for example choose the frequency f 3 of carrier wave from the frequency f 2 that is operated in carrier wave, perhaps change on the frequency f 3 and f4 that is operated in carrier wave from being operated in single carrier frequency f2, and the subscriber equipment shown in Fig. 2 is the frequency information of the carrier wave of this Home eNodeB of record when being in the subscriber equipment last time in the coverage of this Home eNodeB to the frequency information of the carrier wave of the Home eNodeB of macro base station report, the frequency of supposing the carrier wave of this Home eNodeB of record when the subscriber equipment last time is in the coverage of this Home eNodeB is f2, when subscriber equipment reports to macro base station with the frequency f 2 of the carrier wave of this Home eNodeB, according to prior art, the frequency f 2 that macro base station removes equipment for indicating user to measure the carrier wave of this Home eNodeB is so that subscriber equipment can switch to the frequency f 2 of the carrier wave of this Home eNodeB.But, if this moment, replacing occured in the frequency of carrier wave of Home eNodeB after last subscriber equipment is in the coverage of this Home eNodeB, subscriber equipment is owing to can't obtain the frequency of the at present real carrier wave of Home eNodeB, subscriber equipment just can't switch to the frequency of the at present real carrier wave of this Home eNodeB, can cause the handoff failure of subscriber equipment.

Summary of the invention

The embodiment of the invention provides a kind of base station switch method, base station, subscriber equipment and communication system, is used for improving the success rate that subscriber equipment switches.

A kind of base station switch method of realizing based on base station side that the embodiment of the invention provides comprises:

The first base station obtains the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station or the described current use in the second base station, and the frequency information of described available carrier wave is the frequency information of described the second base station all carrier waves that can use;

Described the first base station receive that subscriber equipment sends near indication, describedly comprise that near indication first approaches indication, second and approach indication, the 3rd at least one that approaches in the indication, wherein, described first approach the frequency information that indication comprises the carrier wave of described the second base station that described subscriber equipment is indicated; Described second approaches identification information or the closed user group sign CSGID that indication comprises described the second base station; The described the 3rd approaches the positional information that indication comprises the current present position of described subscriber equipment;

Described the first base station disposes to described subscriber equipment sending measuring near indication based on described, and described measurement configuration is used to indicate described subscriber equipment and carries out measurement at the frequency place of described measurement configuration indication;

Described the first base station receives the measurement report based on described measurement configuration of described subscriber equipment feedback, and described measurement report is used for judging whether described subscriber equipment is switched to described the second base station from the first base station by described the first base station.

A kind of base station switch method of realizing based on user equipment side that the embodiment of the invention provides comprises:

When subscriber equipment during near the second base station, described subscriber equipment sends to the first base station that is described subscriber equipment service and approaches indication, describedly comprise that near indication first approaches indication, second and approach indication, the 3rd at least one that approaches in the indication, wherein, described first approach the frequency information that indication comprises the carrier wave of described the second base station that described subscriber equipment is indicated; Described second approaches identification information or the closed user group sign CSGID that indication comprises described the second base station; The described the 3rd approaches the positional information that indication comprises the current present position of described subscriber equipment;

Described subscriber equipment receives described the first base station based on the described measurement configuration that issues near indication, and described measurement configuration is used to indicate described subscriber equipment and measures in the frequency place execution of described measurement configuration indication;

Described subscriber equipment is carried out measurement based on the frequency place that described measurement is configured in described measurement configuration indication, generates measurement report;

Described subscriber equipment sends described measurement report to described the first base station, and described measurement report is used for judging whether described subscriber equipment is switched to described the second base station from the first base station by described the first base station.

The another kind of base station switch method of realizing based on base station side that the embodiment of the invention provides comprises:

The first base station sends to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station, and the frequency information of described available carrier wave is the frequency information of described the first base station all carrier waves that can use;

When subscriber equipment during near the first base station, the second base station receive that described subscriber equipment sends near indication, the frequency information of the current carrier wave that is using of frequency information or described the first base station of the described available carrier wave that comprises described the first base station near indication, described the second base station are the current base station of described subscriber equipment service of being;

Described the second base station disposes to described subscriber equipment sending measuring near indication based on described, and described measurement configuration is used to indicate described subscriber equipment and carries out measurement at the frequency place of described measurement configuration indication;

Described the second base station receives the measurement report based on described measurement configuration of described subscriber equipment feedback, and described measurement report is used for judging whether described subscriber equipment is switched to described the first base station from the second base station by described the second base station.

The another kind of base station switch method of realizing based on user equipment side that the embodiment of the invention provides comprises:

Subscriber equipment receives the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station that the first base station sends, and the frequency information of described available carrier wave is the frequency information of described the first base station all carrier waves that can use;

When subscriber equipment during near the first base station, described subscriber equipment sends to the second base station that is the service of described subscriber equipment and approaches indication, the frequency information of the current carrier wave that is using of frequency information or described the first base station of the described available carrier wave that comprises described the first base station near indication;

Described subscriber equipment receives described the second base station based on the described measurement configuration that issues near indication, and described measurement configuration is used to indicate described subscriber equipment and measures in the frequency place execution of described measurement configuration indication;

Described subscriber equipment sends described measurement report to described the second base station, and described measurement report is used for judging whether described subscriber equipment is switched to described the first base station from the second base station by described the second base station.

A kind of base station that the embodiment of the invention provides comprises:

Acquiring unit is used for obtaining the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station or the described current use in the second base station, and the frequency information of described available carrier wave is the frequency information of described the second base station all carrier waves that can use;

The first receiving element, be used for to receive that subscriber equipment sends near indication, describedly comprise that near indication first approaches indication, second and approach indication, the 3rd at least one that approaches in the indication, wherein, described first approach the frequency information that indication comprises the carrier wave of described the second base station that described subscriber equipment is indicated; Described second approaches identification information or the closed user group sign CSGID that indication comprises described the second base station; The described the 3rd approaches the positional information that indication comprises the current present position of described subscriber equipment;

Indicating member disposes to described subscriber equipment sending measuring near indication based on described for described the first base station, and described measurement configuration is used to indicate described subscriber equipment and measures in the frequency place execution of measuring the configuration indication;

The second receiving element is used for receiving the measurement report based on described measurement configuration that described subscriber equipment feeds back, and described measurement report is used for judging whether described subscriber equipment is switched to described the second base station from the first base station by described base station.

A kind of subscriber equipment that the embodiment of the invention provides comprises:

The first transmitting element, be used for when subscriber equipment during near the second base station, send approaching indication to the first base station that is described subscriber equipment service, describedly comprise that near indication first approaches indication, second and approach indication, the 3rd at least one that approaches in the indication, wherein, described first approach the frequency information that indication comprises the carrier wave of described the second base station that described subscriber equipment is indicated; Described second approaches identification information or the closed user group sign CSGID that indication comprises described the second base station; The described the 3rd approaches the positional information that indication comprises the current present position of described subscriber equipment;

Receiving element is used for receiving described the first base station and disposes based on the described measurement that issues near indication, and described measurement configuration is used to indicate described subscriber equipment and carries out measurement at the frequency place of described measurement configuration indication;

Measuring unit is used for being configured in based on described measurement the frequency place execution measurement of described measurement configuration indication, generates measurement report;

The second transmitting element is used for sending described measurement report to described the first base station, and described measurement report is used for judging whether described subscriber equipment is switched to described the second base station from the first base station by described the first base station.

A kind of communication system that the embodiment of the invention provides comprises:

Described the first base station, be used for the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station is sent to subscriber equipment, the frequency information of described available carrier wave is the frequency information of described the first base station all carrier waves that can use;

Described the second base station comprises the first receiving element, indicating member, the second indicating member, and described the second base station is the current base station of serving for described subscriber equipment;

Described the first receiving element, be used for when subscriber equipment during near the first base station, receive that described subscriber equipment sends near indication, the frequency information of the current carrier wave that is using of frequency information or described the first base station of the described available carrier wave that comprises described the first base station near indication, described the second base station are the current base station of described subscriber equipment service of being;

Indicating member is used for disposing to described subscriber equipment sending measuring near indication based on described, and described measurement configuration is used to indicate described subscriber equipment and measures in the frequency place execution of described measurement configuration indication;

The second receiving element is used for receiving the measurement report based on described measurement configuration that described subscriber equipment feeds back, and described measurement report is used for judging whether described subscriber equipment is switched to described the first base station from the second base station by described the second base station.

The another kind of subscriber equipment that the embodiment of the invention provides comprises:

The first receiving element, be used for to receive the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station that the first base station sends, the frequency information of described available carrier wave is the frequency information of described the first base station all carrier waves that can use;

The first transmitting element, be used for when subscriber equipment during near the first base station, send to the second base station that is the service of described subscriber equipment and to approach indication, the frequency information of the current carrier wave that is using of frequency information or described the first base station of the described available carrier wave that comprises described the first base station near indication;

The second receiving element is used for receiving described the second base station and disposes based on the described measurement that issues near indication, and described measurement configuration is used to indicate described subscriber equipment and carries out measurement at the frequency place of described measurement configuration indication;

The second transmitting element is used for sending described measurement report to described the second base station, and described measurement report is used for judging whether described subscriber equipment is switched to described the first base station from the second base station by described the second base station.

As can be seen from the above technical solutions, the embodiment of the invention has the following advantages:

In embodiments of the present invention, the first base station can get access to the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station or the current use in the second base station, when receive that subscriber equipment sends near indication after, the first base station equipment for indicating user is carried out at the frequency place of the available carrier wave of the second base station or at the frequency place of the carrier wave of the current use in the second base station and is measured, the first base station receives the measurement report based on the measurement configuration of subscriber equipment feedback, so that the first base station can judge whether subscriber equipment is switched to the second base station from the first base station according to measurement report.Because the first base station can get access to the frequency information of available carrier wave of the second base station or the frequency information of the current carrier wave that is using, after the first base station disposes to the subscriber equipment sending measuring, subscriber equipment can be carried out at the frequency place of the real carrier wave of the second base station and measure, so can improve the success rate that subscriber equipment switches.

Description of drawings

In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, to those skilled in the art, can also obtain according to these accompanying drawings other accompanying drawing.

Fig. 1 is the schematic diagram of LTE heterogeneous network of the prior art;

Fig. 2 is the schematic diagram that subscriber equipment of the prior art need to switch to Home eNodeB;

The schematic diagram of a kind of base station switch method of realizing based on base station side that Fig. 3 provides for the embodiment of the invention;

The schematic diagram of a kind of base station switch method of realizing based on user equipment side that Fig. 4 provides for the embodiment of the invention;

The schematic diagram of the another kind of base station switch method of realizing based on base station side that Fig. 5 provides for the embodiment of the invention;

The schematic diagram of the another kind of base station switch method of realizing based on user equipment side that Fig. 6 provides for the embodiment of the invention;

The schematic diagram of a kind of base station that Fig. 7 provides for the embodiment of the invention;

The schematic diagram of a kind of subscriber equipment that Fig. 8 provides for the embodiment of the invention;

The schematic diagram of a kind of communication system that Fig. 9 provides for the embodiment of the invention;

The schematic diagram of the another kind of subscriber equipment that Figure 10 provides for the embodiment of the invention.

Embodiment

For so that goal of the invention of the present invention, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, the embodiments described below only are the present invention's part embodiment, but not whole embodiment.Based on the embodiment among the present invention, the every other embodiment that those skilled in the art obtains belongs to the scope of protection of the invention.

See also Fig. 3, a kind of base station switch method schematic diagram based on the base station side realization that the embodiment of the invention provides, the method for Fig. 3 example mainly comprises:

301, the first base station obtains the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station or the current use in the second base station.

Wherein, the frequency information of available carrier wave is the frequency information of the second base station all carrier waves that can use.

In embodiments of the present invention, the first base station and the second base station are just in order to distinguish the describing mode of describing two base stations and adopting, the first base station and the second base station can be respectively a kind of in macro base station and the small base station in concrete practical application, small base station can be specially Home eNodeB or have the Home eNodeB of access authority, small base station can also for micromicro honeycomb base station (Pico), Home eNodeB (HeNB), femto base station (Femto eNB), relaying (Relay) etc., be not construed as limiting herein.

Need to prove that the frequency information of the available carrier wave of the second base station is the frequency information of the second base station all carrier waves that can use, the frequency information of the available carrier wave of the second base station is specifically as follows the frequency of a carrier wave or the frequency of a plurality of carrier waves.The frequency information of the carrier wave of the current use in the second base station is the frequency of the carrier wave that just is being operated in of the second base station.In order to avoid the carrier-in-interference of peripheral base station, the second base station can be with the frequency of the carrier wave that changes to other of the frequency dynamic of the carrier wave of working at present.

In actual applications, the frequency information that the first base station obtains the carrier wave of the frequency information of available carrier wave of the second base station or the current use in the second base station specifically can have multiple implementation, for example: the first base station is by the frequency information of operation management maintain (OAM, Operation Administration and Maintenance) system acquisition to the carrier wave of the frequency information of the available carrier wave of the second base station or the current use in the second base station.Or the first base station receives the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station that the second base station sends or the current use in the second base station by the OAM system.Or the first base station obtains the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station or the current use in the second base station by the interface (for example X2 interface) between the first base station and the second base station.Wherein, the OAM system is mainly used in daily network and professional prediction, planning, configuration, test and the fault management etc. that carry out.In the OAM system, the first base station can obtain the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station or the current use in the second base station, and the second base station also can send to the first base station with the frequency information of available carrier wave of self or the frequency information of the carrier wave of current use.

302, the first base station receive that subscriber equipment sends near indication.

Should approach indication is used for notifying this subscriber equipment to be positioned near the position of described the second base station or to the position movement near described the second base station to the first base station.Wherein, comprise that near indication first approaches indication, the second approaching indication, the 3rd at least one that approaches in the indication, wherein, first approaches the frequency information of the carrier wave of indicating the second base station that comprises the subscriber equipment indication.Second approaches identification information or closed user group sign (the CSG ID that indication comprises the second base station, Closed Subscriber Group ID), identification information is specifically as follows: evolved land radio access web Cell Global Identification (ECGI, E-UTRAN Cell Global Identifier) Physical Cell Identifier (PCI, Physical Cell Identifier) etc.The 3rd approaches the positional information that indication comprises the current present position of subscriber equipment.

In embodiments of the present invention, send approaching indication to the first base station by subscriber equipment, the first base station can get access to the base station that subscriber equipment may switch to by this near indication.Comprise near indication: first approaches indication, second approaches indication, the 3rd at least one that approaches in the indication, namely subscriber equipment to the first base station can with first approach indication, second approach indication, the 3rd approach in the indication one or two or all send to the first base station.In actual applications, subscriber equipment can approach indication, second with first and approach indication, the 3rd and approach content in the indication and all be preset at one and approach in the indication and report to the first base station, also can separately report to the first base station in a plurality of modes near indication, be not construed as limiting herein.

303, the first base station disposes to the subscriber equipment sending measuring based on approaching indication.

Wherein, the measurement configuration is used to indicate subscriber equipment and is measuring the indicated frequency place execution measurement of configuration.

In embodiments of the present invention, the first base station receive that subscriber equipment sends near after the indication, the first base station disposes to the subscriber equipment sending measuring, equipment for indicating user is carried out and is measured measuring the indicated frequency place of configuration, is specifically as follows equipment for indicating user at the frequency place of the available carrier wave of the second base station or carries out at the frequency place of the carrier wave of the current use in the second base station to measure.In actual applications, measurement specifically can be carried out at the frequency place of each available carrier wave of the second base station by equipment for indicating user in the first base station.Measurement also can be carried out at the frequency place of the carrier wave of the current use in the second base station by equipment for indicating user in the first base station.

In actual applications, a kind of preferred implementation is that the frequency information of available carrier wave specifically can comprise: the frequency sets of plural available carrier wave.When the first base station obtained the frequency information of available carrier wave of the second base station, the frequency information of this available carrier wave that the first base station gets access to was the frequency sets of plural available carrier wave.

When approaching indication comprised the first approaching indication, the first base station specifically can comprise based on approaching to indicate to the configuration of subscriber equipment sending measuring:

The first base station is according to the first frequency that approaches the indicated carrier wave of indication, searches the frequency sets of the available carrier wave that the first frequency that approaches the indicated carrier wave of indication belongs to from the frequency information of available carrier wave.

The first base station equipment for indicating user each frequency place in the frequency sets of the available carrier wave that the first frequency that approaches the indicated carrier wave of indication belongs to carries out to be measured.

Illustrate: the frequency of the available carrier wave that the second base station is all with self (as: F1, F2, F3, F4) is divided into two set and is respectively F1 and F2, F3 and F4.

If the first frequency that approaches the carrier wave that indication comprises that subscriber equipment reports to the first base station is F1, the frequency sets of searching the available carrier wave that F1 belongs to from the frequency information of available carrier wave is F1 and F2.The first base station equipment for indicating user locates to carry out measurement at the frequency sets F1 of available carrier wave and each frequency among the F2 (being F1, F2).

This preferred implementation can make the specific aim of the first base station when equipment for indicating user is carried out measurement, for example directly measure first and approach frequency sets F1 and the F2 that the F1 in the indication belongs to, and do not need the frequency (as: F1, F2, F3, F4) to all carrier waves of the second base station to carry out measurement, improve and measure efficient.

In actual applications, another kind of preferred implementation is that the frequency information of available carrier wave specifically can comprise: the frequency sets of plural available carrier wave.When the first base station obtained the frequency information of available carrier wave of the second base station, the frequency information of this available carrier wave that the first base station gets access to was the frequency sets of plural available carrier wave.

When approaching indication comprised the second approaching indication, the first base station specifically can comprise based on approaching to indicate to the configuration of subscriber equipment sending measuring:

The first base station is searched from the frequency information of available carrier wave with second and is approached the identification information of the second indicated base station of indication or the frequency sets that closed user group identifies corresponding available carrier wave according to identification information or the closed user group sign of the second indicated base station of the second approaching indication.

The first base station equipment for indicating user is approaching each frequency place in the frequency sets of the corresponding available carrier wave of the identification information of the second indicated base station of indication or closed user group sign and carries out and measure with second.

Illustrate: approach take second and indicate the identification information that comprises the second base station as the example explanation, second approaches indication comprises that the closed user group sign of the second base station is also similar, and this not only gives an example with one.The frequency of the available carrier wave that the second base station is all with self (as: F1, F2, F3, F4) is divided into two set according to the identification information (M1, M2) of the second base station and is respectively F1 and F2, F3 and F4.

If what subscriber equipment reported to the first base station second approaches the identification information M1 that indication comprises, from the frequency information of available carrier wave, search with M1 with respect to the frequency sets of available carrier wave be F1 and F2.The first base station equipment for indicating user locates to carry out measurement at the frequency sets F1 of available carrier wave and each frequency among the F2 (being F1, F2).

This preferred implementation can make the specific aim of the first base station when equipment for indicating user is carried out measurement, for example directly measure the second corresponding frequency sets F1 and F2 of M1 that approaches in the indication, and do not need the frequency (as: F1, F2, F3, F4) to all carrier waves of the second base station to carry out measurement, improve and measure efficient.

304, the first base station receives the measurement report based on the measurement configuration of subscriber equipment feedback, and measurement report is used for judging whether subscriber equipment is switched to the second base station from the first base station by the first base station.

In embodiments of the present invention, the first base station is after the configuration of subscriber equipment sending measuring, subscriber equipment will be at the frequency place of the available carrier wave of the second base station or is carried out at the frequency place of the carrier wave of the current use in the second base station and to measure, and generation is measured the measurement report of configuration based on this, then the first base station can receive the measurement report based on this measurement configuration of subscriber equipment feedback, so that the first base station can judge whether subscriber equipment is switched to the second base station from the first base station according to this measurement report.

Need to prove that in embodiment as shown in Figure 3, the frequency information of the available carrier wave of the second base station specifically can refer to the frequency information of available carrier wave of the residential quarter of the second base station.The frequency information of the carrier wave of the current use in the second base station specifically can refer to the frequency information of carrier wave of current use of the residential quarter of the second base station.

Embodiment shown in Figure 3 has described a kind of base station switch method that the embodiment of the invention provides from base station side, and next a kind of base station switch method that provides from the embodiment of the invention of user equipment side description is provided, and sees also method shown in Figure 4, mainly comprises:

401, when subscriber equipment during near the second base station, subscriber equipment is to approaching indication for the first base station of subscriber equipment service sends.

Should approach indication is used for notifying this subscriber equipment to be positioned near the position of described the second base station or to the position movement near described the second base station to the first base station.Wherein, comprise that near indication first approaches indication, the second approaching indication, the 3rd at least one that approaches in the indication, first approaches the frequency information of the carrier wave of indicating the second base station that comprises the subscriber equipment indication.Second approaches identification information or the closed user group sign that indication comprises the second base station, such as ECGI, PCI etc.The 3rd approaches the positional information that indication comprises the current present position of subscriber equipment.

In embodiments of the present invention, when subscriber equipment during near the second base station, subscriber equipment is to approaching indication for the first base station of this subscriber equipment service sends.Can comprise near indication: first approaches indication, second approaches indication, the 3rd at least one that approaches in the indication, namely subscriber equipment to the first base station can with first approach indication, second approach indication, the 3rd approach in the indication one or two or all send to the first base station.In actual applications, subscriber equipment can approach indication, second with first and approach indication, the 3rd and approach content in the indication and all be preset at one and approach in the indication and report to the first base station, also can separately report to the first base station in a plurality of modes near indication, be not construed as limiting herein.

402, subscriber equipment receives the first base station and indicates the measurement configuration that issues based on approaching.

Wherein, measurement is disposed and is used to indicate subscriber equipment in the execution measurement of the frequency place of measurement configuration indication.

In embodiments of the present invention, the first base station receive that subscriber equipment sends near after the indication, the first base station disposes to the subscriber equipment sending measuring, subscriber equipment can receive the measurement configuration that the first base station issues, and the first base station equipment for indicating user is carried out at the frequency place of the available carrier wave of the second base station or at the frequency place of the carrier wave of the current use in the second base station and measured.

403, subscriber equipment is configured in the frequency place of measuring the configuration indication based on measurement and carries out measurement, generates measurement report.

In embodiments of the present invention, subscriber equipment receives after the measurement configuration that the first base station issues, subscriber equipment is measured the indication of configuration according to this, carry out measurement at the frequency place of measuring the configuration indication, be specifically as follows subscriber equipment at the frequency place of the available carrier wave of the second base station or carry out at the frequency place of the carrier wave of the current use in the second base station and measure, generate based on the measurement report of measuring configuration.Wherein, subscriber equipment is carried out measurement and is generated measurement report in the frequency of certain carrier wave and belongs to prior art, repeats no more herein.

404, subscriber equipment sends measurement report to the first base station, and measurement report is used for judging whether subscriber equipment is switched to the second base station from the first base station by the first base station.

In embodiments of the present invention, subscriber equipment the frequency place of the available carrier wave of the second base station or the frequency place of the carrier wave of the current use in the second base station carry out measure and generate measure the measurement report of configuration based on this after, subscriber equipment is measured the measurement report of configuration to the first base station feedback based on this, so that the first base station can judge whether subscriber equipment is switched to the second base station from the first base station according to this measurement report.

Need to prove that in embodiment as shown in Figure 4, the frequency information of the available carrier wave of the second base station specifically can refer to the frequency information of available carrier wave of the residential quarter of the second base station.The frequency information of the carrier wave of the current use in the second base station specifically can refer to the frequency information of carrier wave of current use of the residential quarter of the second base station.

In embodiments of the present invention, subscriber equipment is during near the second base station, to approaching indication for the first base station of subscriber equipment service sends.The first base station equipment for indicating user is carried out at the frequency place of the available carrier wave of the second base station or at the frequency place of the carrier wave of the current use in the second base station and is measured, subscriber equipment is carried out according to the indication of the first base station and is measured, generation is based on the measurement report of measuring configuration and to this measurement report of the first base station feedback, so that the first base station can judge whether subscriber equipment is switched to the second base station from the first base station according to measurement report.Because the first base station can get access to the frequency information of available carrier wave of the second base station or the frequency information of the current carrier wave that is using, after the first base station disposes to the subscriber equipment sending measuring, subscriber equipment can be carried out at the frequency place of the real carrier wave of the second base station and measure, so can improve the success rate that subscriber equipment switches.

The embodiment of the invention also provides the another kind of base station switch method of realizing based on base station side, and as shown in Figure 5, this base station switch method comprises:

501, the first base station sends to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station.

Wherein, the frequency information of available carrier wave is the frequency information of the first base station all carrier waves that can use.

Need to prove that the frequency information of the available carrier wave of the first base station is the frequency information of the first base station all carrier waves that can use, the frequency information of the available carrier wave of the first base station is specifically as follows the frequency of a carrier wave or the frequency of a plurality of carrier waves.The frequency information of the carrier wave of the current use in the first base station is the frequency of the carrier wave that just is being operated in of the first base station.In order to avoid the carrier-in-interference of peripheral base station, the first base station can be with the frequency of the carrier wave that changes to other of the frequency dynamic of the carrier wave of working at present.

In actual applications, the first base station sends to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station specifically can have multiple implementation, for example, the first base station can send to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station by dedicated signaling, this dedicated signaling is specifically as follows: radio resource control (RRC, Radio Resource Control) signaling or medium access control control element (MAC CE, Medium Access Control Control Elements).The first base station also can be broadcast to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station, for example utilize various system information blocks (System Information Block) to realize broadcasting, the frequency information of available carrier wave of self or the frequency information of the current carrier wave that is using can periodically be broadcasted in the first base station.

Need to prove, before operation 501, can also comprise following operation:

The first base station judges whether subscriber equipment accesses the first base station for the first time, if 501 operation is carried out in the first base station.If not 501 operation is not carried out in the first base station.The meaning of this operation is, the first base station only sends the frequency information of the current carrier wave that is using of frequency information or the first base station of available carrier wave to the subscriber equipment that accesses this first base station the first time, and when subscriber equipment is not first this first base station of access, 501 operation is not carried out in the first base station, can save system resource.

502, when subscriber equipment during near the first base station, the second base station receive that subscriber equipment sends near indication.

Should approach indication is used for notifying this subscriber equipment to be positioned near the position of described the first base station or to the position movement near described the first base station to the second base station.Wherein, comprise the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station near indication, the second base station is the current base station of subscriber equipment service of being.

In embodiments of the present invention, send to approach indication to the second base station by subscriber equipment, the second base station can get access to the frequency of the carrier wave of the base station that subscriber equipment may switch to.In actual applications, subscriber equipment can all be preset at the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station one and approach in the indication and report to the second base station, also can separately report to the second base station in a plurality of modes near indication, be not construed as limiting herein.

503, the second base station disposes to the subscriber equipment sending measuring based on approaching indication.

In embodiments of the present invention, the second base station receive that subscriber equipment sends near after the indication, the second base station disposes to the subscriber equipment sending measuring, equipment for indicating user is carried out at the frequency place of measuring the configuration indication and is measured, and is specifically as follows equipment for indicating user at the frequency place of the available carrier wave of the first base station or carries out at the frequency place of the carrier wave of the current use in the first base station to measure.In actual applications, measurement specifically can be carried out at the frequency place of each available carrier wave of the first base station by equipment for indicating user in the second base station.Measurement also can be carried out at the frequency place of the carrier wave of the current use in the first base station by equipment for indicating user in the second base station.

504, the second base station receives the measurement report based on the measurement configuration of subscriber equipment feedback, and measurement report is used for judging whether subscriber equipment is switched to the first base station from the second base station by the second base station.

In embodiments of the present invention, the second base station is after the configuration of subscriber equipment sending measuring, subscriber equipment will be at the frequency place of the available carrier wave of the first base station or is carried out at the frequency place of the carrier wave of the current use in the first base station and to measure, and generation is measured the measurement report of configuration based on this, then the second base station can receive the measurement report based on this measurement configuration of subscriber equipment feedback, so that the second base station can judge whether subscriber equipment is switched to the first base station from the second base station according to this measurement report.

Need to prove that in embodiment as shown in Figure 5, the frequency information of the available carrier wave of the first base station specifically can refer to the frequency information of available carrier wave of the residential quarter of the first base station.The frequency information of the carrier wave of the current use in the first base station specifically can refer to the frequency information of carrier wave of current use of the residential quarter of the first base station.

In embodiments of the present invention, the first base station sends to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station, when subscriber equipment during near the first base station, subscriber equipment can be according to the frequency information of the frequency information of the available carrier wave of this first base station or the current carrier wave that is using to approaching indication for the second base station of this subscriber equipment service sends, and be configured in according to the measurement that the second base station issues the first base station available carrier wave the frequency place or carry out at the frequency place of the carrier wave that is using and to measure, because subscriber equipment can be carried out at the frequency place of the real carrier wave of the first base station and measure, so can improve the success rate that subscriber equipment switches.

Embodiment shown in Figure 5 has described the another kind of base station switch method that the embodiment of the invention provides from base station side, next the another kind of base station switch method that provides from the embodiment of the invention of user equipment side description is provided, see also method shown in Figure 6, mainly comprise:

601, subscriber equipment receives the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station that the first base station sends.

In actual applications, subscriber equipment can receive by dedicated signaling the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station that the first base station sends.Or the broadcast message of subscriber equipment by the first base station receives the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station that the first base station sends.

602, when subscriber equipment during near the first base station, subscriber equipment is to approaching indication for the second base station of subscriber equipment service sends.

Should approach indication is used for notifying this subscriber equipment to be positioned near the position of described the first base station or to the position movement near described the first base station to the second base station.Wherein, the frequency information of the current carrier wave that is using of frequency information or the first base station that comprises the available carrier wave of the first base station near indication.

In embodiments of the present invention, subscriber equipment sends to the second base station and approaches indication, and the second base station can get access to the base station that subscriber equipment may switch to by this near indication.In actual applications, subscriber equipment can report to the second base station all being preset near the content in the indication in the approaching indication, also can separately report to the second base station in a plurality of modes near indication, is not construed as limiting herein.

603, subscriber equipment receives the second base station and indicates the measurement configuration that issues based on approaching.

In embodiments of the present invention, the second base station receive that subscriber equipment sends near after the indication, the second base station is to the configuration of subscriber equipment sending measuring, subscriber equipment receives the measurement configuration that the second base station issues.

604, subscriber equipment is configured in the frequency place of measuring the configuration indication based on measurement and carries out measurement, generates based on the measurement report of measuring configuration.

In actual applications, subscriber equipment is configured in the frequency place of measuring the configuration indication based on measurement and carries out and measure, and specifically can carry out measurement at the frequency place of each available carrier wave of the first base station.Subscriber equipment also can be carried out at the frequency place of the carrier wave of the current use in the first base station and measure.Wherein, subscriber equipment is carried out measurement and is generated measurement report in the frequency of certain carrier wave and belongs to prior art, repeats no more herein.

605, subscriber equipment sends measurement report to the second base station, and measurement report is used for judging whether subscriber equipment is switched to the first base station from the second base station by the second base station.

Need to prove that in embodiment as shown in Figure 6, the frequency information of the available carrier wave of the first base station specifically can refer to the frequency information of available carrier wave of the residential quarter of the first base station.The frequency information of the carrier wave of the current use in the first base station specifically can refer to the frequency information of carrier wave of current use of the residential quarter of the first base station.

In embodiments of the present invention, subscriber equipment is during near the first base station, to approaching indication for the second base station of subscriber equipment service sends.The second base station equipment for indicating user is carried out at the frequency place of the available carrier wave of the first base station or at the frequency place of the carrier wave of the current use in the first base station and is measured, subscriber equipment is carried out according to the indication of the second base station and is measured, generation is based on the measurement report of measuring configuration and to this measurement report of the second base station feedback, so that the second base station can judge whether subscriber equipment is switched to the first base station from the second base station according to measurement report.Because subscriber equipment can receive the frequency information of available carrier wave of the first base station or the frequency information of the current carrier wave that is using, after second station disposes to the subscriber equipment sending measuring, subscriber equipment can be carried out at the frequency place of the real carrier wave of the first base station and measure, so can improve the success rate that subscriber equipment switches.

Above embodiment has introduced respectively the base station switch method that the embodiment of the invention provides, next introduce base station and the subscriber equipment that uses this base station switch method, the manner of execution of concrete each unit can be referring to said method embodiment, at this content of correlation unit is only described, see also shown in Figure 7, base station 700 comprises:

Acquiring unit 701 is used for obtaining the frequency information of the carrier wave of the frequency information of available carrier wave of the second base station or the current use in the second base station, and the frequency information of available carrier wave is the frequency information of the second base station all carrier waves that can use.

The first receiving element 702, be used for to receive that subscriber equipment sends near indication, comprise that near indication first approaches indication, the second approaching indication, the 3rd at least one that approaches in the indication, wherein, first approaches the frequency information of the carrier wave of indicating the second base station that comprises the subscriber equipment indication; Second approaches identification information or the closed user group sign that indication comprises the second base station; The 3rd approaches the positional information that indication comprises the current present position of subscriber equipment.

Indicating member 703 is used for the first base station based on approaching indication to the configuration of subscriber equipment sending measuring, and the measurement configuration is used to indicate subscriber equipment and measures in the frequency place execution of measuring the configuration indication.

The second receiving element 704 is used for receiving the measurement report based on the measurement configuration that subscriber equipment feeds back, and measurement report is judged whether subscriber equipment is switched to the second base station from the first base station by base station 700.

In actual applications, a kind of attainable mode of acquiring unit 701 is the frequency information of the frequency information of acquiring unit 701 concrete available carrier wave for passing through operation management maintain system acquisition the second base station or the carrier wave of the current use in the second base station.Or, the frequency information of the frequency information of the available carrier wave of acquiring unit 701 concrete the second base stations for receive the transmission of the second base station by the OAM system or the carrier wave of the current use in the second base station.Or, the frequency information of the frequency information of acquiring unit 701 concrete available carrier wave for obtain the second base station by the interface between the first base station and the second base station or the carrier wave of the current use in the second base station.

In actual applications, a kind of attainable mode of indicating member 703 is that indicating member 703 specifically is used to indicate subscriber equipment and carries out measurement at the frequency place of each available carrier wave of the second base station.Or indicating member 703 specifically is used to indicate subscriber equipment and carries out measurement at the frequency place of the carrier wave of the current use in the second base station.

In actual applications, the another kind of attainable mode of indicating member 703 is that the frequency information of available carrier wave comprises: the frequency sets of plural available carrier wave, and when approaching indication comprised the first approaching indication, indicating member 703 comprised:

First searches module, is used for the frequency that approaches the indicated carrier wave of indication according to first, searches the frequency sets of the available carrier wave that the first frequency that approaches the indicated carrier wave of indication belongs to from the frequency information of available carrier wave;

The first indicating module is used to indicate subscriber equipment each frequency place in the frequency sets of the available carrier wave that the first frequency that approaches the indicated carrier wave of indication belongs to and carries out measurement.

In actual applications, the another kind of attainable mode of indicating member 703 is that the frequency information of available carrier wave comprises: the frequency sets of plural available carrier wave, and when approaching indication comprised the second approaching indication, indicating member 703 comprised:

Second searches module, be used for identification information or closed user group sign according to the second indicated base station of the second approaching indication, from the frequency information of available carrier wave, search with second and approach the identification information of the second indicated base station of indication or the frequency sets that closed user group identifies corresponding available carrier wave;

The second indicating module is used to indicate subscriber equipment and is approaching each frequency place in the frequency sets of the corresponding available carrier wave of the identification information of the second indicated base station of indication or closed user group sign and carry out and measure with second.

Need to prove that base station 700 as shown in Figure 7 is exactly such as the first base station in Fig. 3 embodiment of the method.

Need to prove, the contents such as the information interaction between each module/unit of said apparatus, implementation, since with the inventive method embodiment based on same design, its technique effect that brings is identical with the inventive method embodiment, particular content can referring to the narration in the present invention's embodiment of the method as shown in Figure 3, repeat no more herein.

As shown in Figure 8, a kind of subscriber equipment 800 that the embodiment of the invention provides comprises:

The first transmitting element 801, be used for when subscriber equipment during near the second base station, approach indication to the first base station transmission for the subscriber equipment service, comprise that near indication first approaches indication, the second approaching indication, the 3rd at least one that approaches in the indication, wherein, first approach the frequency information that indication comprises the carrier wave of the second base station that subscriber equipment is indicated; Second approaches identification information or the closed user group sign that indication comprises the second base station; The 3rd approaches the positional information that indication comprises the current present position of subscriber equipment.

Receiving element 802 disposes based on the measurement that approaching indication issues for receiving the first base station, and the measurement configuration is used to indicate subscriber equipment and measures in the frequency place execution that the measurement configuration is indicated.

Measuring unit 803 is used for being configured in the frequency place execution of measuring the configuration indication based on measurement and measures, and generates based on the measurement report of measuring configuration.

The second transmitting element 804 is used for sending measurement report to the first base station, and measurement report is used for judging whether subscriber equipment is switched to the second base station from the first base station by the first base station.

Need to prove, the contents such as the information interaction between each module/unit of said apparatus, implementation, since with the inventive method embodiment based on same design, its technique effect that brings is identical with the inventive method embodiment, particular content can referring to the narration in the present invention's embodiment of the method as shown in Figure 4, repeat no more herein.

As shown in Figure 9, the embodiment of the invention also provides a kind of communication system 900, comprising: the first base station 901 and the second base station 902, wherein,

The first base station 901 is used for the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station is sent to subscriber equipment, and the frequency information of available carrier wave is the frequency information of the first base station all carrier waves that can use;

The second base station 902 comprises that the first receiving element 9021, indicating member 9022, the second indicating member 9023, the second base stations 902 are the current base station of serving for subscriber equipment;

The first receiving element 9021 is used for when subscriber equipment during near the first base station, receive the subscriber equipment transmission near indication, comprise the frequency information of available carrier wave of the first base station 901 or the frequency information of the first base station 901 current carrier waves that using near indication.

Indicating member 9022 is used for based on approaching indication to the configuration of subscriber equipment sending measuring, and the measurement configuration is used to indicate subscriber equipment and measures in the frequency place execution of measuring the configuration indication;

The second receiving element 9023 is used for receiving the measurement report based on the measurement configuration that subscriber equipment feeds back, and measurement report is used for judging whether subscriber equipment is switched to the first base station from the second base station by the second base station 902.

In actual applications, a kind of mode that can reality of the first base station 901 be, the first base station 901 is concrete to be used for by dedicated signaling the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station being sent to subscriber equipment.Or the frequency information of the current carrier wave that is using of frequency information or the first base station that the first base station 901 is concrete to be used for the available carrier wave of the first base station is broadcast to subscriber equipment.

Need to prove, the contents such as the information interaction between each module/unit of said apparatus, implementation, since with the inventive method embodiment based on same design, its technique effect that brings is identical with the inventive method embodiment, particular content can referring to the narration in the present invention's embodiment of the method as shown in Figure 5, repeat no more herein.

As shown in figure 10, the embodiment of the invention also provides another kind of subscriber equipment 1000, comprising:

The first receiving element 1001, be used for to receive the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station that the first base station sends, the frequency information of available carrier wave is the frequency information of the first base station all carrier waves that can use;

The first transmitting element 1002, be used for when subscriber equipment during near the first base station, send to the second base station that is the subscriber equipment service and to approach indication, comprise the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first base station near indication;

The second receiving element 1003 disposes based on the measurement that approaching indication issues for receiving the second base station, and the measurement configuration is used to indicate subscriber equipment and measures in the frequency place execution that the measurement configuration is indicated;

Measuring unit 1004 is used for being configured in the frequency place execution of measuring the configuration indication based on measurement and measures, and generates based on the measurement report of measuring configuration;

The second transmitting element 1005 is used for sending measurement report to the second base station, and measurement report is used for judging whether subscriber equipment is switched to the first base station from the second base station by the second base station.

In actual applications, a kind of attainable mode of the first receiving element 1001 is the frequency information of the current carrier wave that is using of frequency information or the first base station of the available carrier wave of the first receiving element 1001 concrete the first base stations for receive the transmission of the first base station by dedicated signaling.Or the first receiving element 1001 is concrete to be used for the frequency information of the current carrier wave that is using of frequency information or the first base station that broadcast message by the first base station receives the available carrier wave of the first base station that the first base station sends.

Need to prove, the contents such as the information interaction between each module/unit of said apparatus, implementation, since with the inventive method embodiment based on same design, its technique effect that brings is identical with the inventive method embodiment, particular content can referring to the narration in the present invention's embodiment of the method as shown in Figure 6, repeat no more herein.

One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment method is to come the relevant hardware of instruction to finish by program, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium of mentioning can be read-only memory, disk or CD etc.

More than a kind of base station switch method provided by the present invention, base station, subscriber equipment and communication system are described in detail, for one of ordinary skill in the art, thought according to the embodiment of the invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.

Claims

1. a base station switch method is characterized in that, comprising:

2. base station switch method according to claim 1 is characterized in that, the frequency information that described the first base station obtains the carrier wave of the frequency information of available carrier wave of the second base station or the described current use in the second base station comprises:

The frequency information of the frequency information of the available carrier wave of described the first base station by described the second base station of operation management maintain OAM system acquisition or the carrier wave of the described current use in the second base station;

Or,

Described the first base station receives the frequency information of the carrier wave of the frequency information of available carrier wave of described the second base station that described the second base station sends or the described current use in the second base station by the OAM system;

Or,

Described the first base station obtains the frequency information of the carrier wave of the frequency information of available carrier wave of described the second base station or the described current use in the second base station by the interface between described the first base station and the second base station.

3. base station switch method according to claim 1 and 2 is characterized in that, the frequency of described measurement configuration indication comprises: the frequency of the available carrier wave frequency of described the second base station or the carrier wave of the described current use in the second base station.

4. the described base station switch method of each claim in 3 according to claim 1 is characterized in that the frequency information of described available carrier wave comprises: the frequency sets of plural available carrier wave;

Comprise first when approaching indication when described near indication, described the first base station comprises to described subscriber equipment sending measuring configuration near indication based on described:

Described the first base station is according to the described first frequency that approaches the indicated carrier wave of indication, searches the frequency sets of the available carrier wave that the described first frequency that approaches the indicated carrier wave of indication belongs to from the frequency information of described available carrier wave;

Described the first base station is indicated described subscriber equipment each frequency place in the frequency sets of the available carrier wave that the described first frequency that approaches the indicated carrier wave of indication belongs to carry out and is measured.

5. the described base station switch method of each claim in 3 according to claim 1 is characterized in that the frequency information of described available carrier wave comprises: the frequency sets of plural available carrier wave;

Comprise second when approaching indication when described near indication, described the first base station comprises to described subscriber equipment sending measuring configuration near indication based on described:

Described the first base station is searched from the frequency information of described available carrier wave with described second and is approached the identification information of the second indicated base station of indication or the frequency sets that closed user group identifies corresponding available carrier wave according to identification information or the closed user group sign of the second indicated base station of the described second approaching indication;

Described the first base station indicates described subscriber equipment approaching each frequency place in the frequency sets of the corresponding available carrier wave of the identification information of the second indicated base station of indication or closed user group sign and carry out and measure with described second.

6. a base station switch method is characterized in that, comprising:

7. base station switch method according to claim 6 is characterized in that, the frequency of described measurement configuration indication comprises: the frequency of the available carrier wave frequency of described the second base station or the carrier wave of the described current use in the second base station.

8. a base station switch method is characterized in that, comprising:

9. base station switch method according to claim 8 is characterized in that, described the first base station sends to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station and comprises:

Described the first base station sends to subscriber equipment by dedicated signaling with the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station;

Or described the first base station is broadcast to subscriber equipment with the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station.

10. each described base station switch method in 9 according to claim 7, it is characterized in that, described the first base station sends to the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station before the subscriber equipment, also comprises:

Described the first base station judges whether described subscriber equipment accesses described the first base station for the first time, if execution sends to the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station the operation of subscriber equipment.

11. each described base station switch method in 10 is characterized in that according to claim 7, the frequency of described measurement configuration indication comprises: the frequency of the available carrier wave frequency of described the second base station or the carrier wave of the described current use in the second base station.

12. a base station switch method is characterized in that, comprising:

13. base station switch method according to claim 12 is characterized in that, the frequency information of the current carrier wave that is using of frequency information or described the first base station that described subscriber equipment receives the available carrier wave of described the first base station that the first base station sends comprises:

Described subscriber equipment receives the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station that the first base station sends by dedicated signaling;

Or the broadcast message of described subscriber equipment by described the first base station receives the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station that the first base station sends.

14. each described base station switch method in 13 is characterized in that according to claim 12, the frequency of described measurement configuration indication comprises: the frequency of the available carrier wave frequency of described the second base station or the carrier wave of the described current use in the second base station.

15. a base station is characterized in that, comprising:

16. base station according to claim 15 is characterized in that, described acquiring unit specifically is used for the frequency information by the carrier wave of the frequency information of the available carrier wave of described the second base station of operation management maintain OAM system acquisition or the described current use in the second base station;

Or,

The frequency information of the frequency information of the available carrier wave of concrete described the second base station for receive the transmission of described the second base station by the OAM system of described acquiring unit or the carrier wave of the described current use in the second base station;

Or,

The frequency information of the frequency information of the concrete available carrier wave for obtain described the second base station by the interface between described the first base station and the second base station of described acquiring unit or the carrier wave of the described current use in the second base station.

17. according to claim 15 or in 16 the described base station of each claim, it is characterized in that the frequency information of described available carrier wave comprises: the frequency sets of plural available carrier wave;

Comprise first when approaching indication when described near indication, described indicating member comprises:

First searches module, is used for the frequency that approaches the indicated carrier wave of indication according to described first, searches the frequency sets of the available carrier wave that the described first frequency that approaches the indicated carrier wave of indication belongs to from the frequency information of described available carrier wave;

The first indicating module is used to indicate described subscriber equipment each frequency place in the frequency sets of the available carrier wave that the described first frequency that approaches the indicated carrier wave of indication belongs to and carries out measurement.

18. the described base station of each claim in 17 is characterized in that the frequency information of described available carrier wave comprises: the frequency sets of plural available carrier wave according to claim 15;

Comprise second when approaching indication when described near indication, described indicating member comprises:

Second searches module, be used for identification information or closed user group sign according to the second indicated base station of the described second approaching indication, from the frequency information of described available carrier wave, search with described second and approach the identification information of the second indicated base station of indication or the frequency sets that closed user group identifies corresponding available carrier wave;

The second indicating module is used to indicate described subscriber equipment and is approaching each frequency place in the frequency sets of the corresponding available carrier wave of the identification information of the second indicated base station of indication or closed user group sign and carry out and measure with described second.

19. a subscriber equipment is characterized in that, comprising:

20. a communication system is characterized in that, comprising: the first base station and the second base station, wherein,

21. communication system according to claim 20, it is characterized in that described the first base station specifically is used for by dedicated signaling the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of described the first base station being sent to subscriber equipment;

Or the frequency information of the current carrier wave that is using of frequency information or described the first base station that described the first base station specifically is used for the available carrier wave of described the first base station is broadcast to subscriber equipment.

22. a subscriber equipment is characterized in that, comprising:

23. subscriber equipment according to claim 22, it is characterized in that the frequency information of the current carrier wave that is using of frequency information or described the first base station of the available carrier wave of concrete described the first base station for receive the transmission of the first base station by dedicated signaling of described the first receiving element;

Or described the first receiving element specifically is used for the frequency information of the current carrier wave that is using of frequency information or described the first base station that broadcast message by described the first base station receives the available carrier wave of described the first base station that the first base station sends.