CN102932835B

CN102932835B - A kind of base station switch method, base station, user equipment and communication system

Info

Publication number: CN102932835B
Application number: CN201110230122.6A
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: 2017-08-18
Anticipated expiration: 2031-08-11
Also published as: WO2013020495A1; CN102932835A

Abstract

The embodiment of the invention discloses a kind of base station switch method, base station, user equipment and communication system, the success rate for improving user equipment switching.Present invention method includes：First base station obtains the frequency information of the currently used carrier wave of frequency information or the second base station of the available carrier wave of the second base station, and the frequency information of available carrier wave is the frequency information for all carrier waves that the second base station can be used；First base station receive that user equipment sends close to instruction, close to indicating to include first close to indicating, second close to indicating, the 3rd at least one close in instruction；First base station is based on close to indicating to configure to user equipment sending measuring, and measurement is configured to indicate that user equipment performs measurement at the frequency that measurement configuration is indicated；First base station receives the measurement report based on measurement configuration of user equipment feedback, and measurement report is used to judge whether user equipment being switched to the second base station from first base station by first base station.

Description

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

Technical field

The present invention relates to mobile communication technology field, more particularly to a kind of base station switch method, base station, user equipment and logical Letter system.

Background technology

In long evolving system (LTE, Long TermEvolution) heterogeneous network, as shown in figure 1, in macro base station Multiple small base stations, such as micromicro honeycomb base station are placed with (Macro Home evolved Node B) coverage (Pico), Home eNodeB (HeNB, Home eNB), femto base station (Femto eNB), relaying (Relay) etc., these small-sized bases Wired or wireless way access network can be used by standing, and user equipment (UE, User Equipment) is in macro base station and small-sized Under the Double mulch of base station, the relatively conventional traditional LTE macro base stations network of whole communication system has higher capacity.In office building Under the scenes such as space, market, campus network, disposed using the isomery of these small base stations and macro base station, can effectively strengthen network Covering, lifts spectrum efficiency.

Under LTE heterogeneous networks, possible layout has multiple small base stations around a macro base station, these small-sized transmission powers Small, area coverage typically can only achieve the size of family or office space.By taking Home eNodeB as an example, as shown in Fig. 2 being grand The heterogeneous network that base station and Home eNodeB are constituted, in order to clearly describe the interaction between user equipment and Home eNodeB, macro base station Process, does not draw other small base stations, but can have multiple small base stations in a grand region in actual applications.When Serving BS for macro base station user equipment close to one family base station when, in order to lifted communication system handling capacity, mitigate it is grand The load of base station, macro base station needs user equipment being switched to Home eNodeB.User equipment utilizes fingerprint function (finger Printer) identify and be currently in the coverage of Home eNodeB or adjacent domain, and user equipment is by Home eNodeB The frequency information of carrier wave is reported to macro base station, by the frequency of the carrier wave of macro base station instruction user device measuring Home eNodeB, if with Preferably, then user equipment can be switched to Home eNodeB to the Home eNodeB signal quality of family device measuring by macro base station.

But the present inventor has found that prior art at least has following defect during the present invention is realized：With The development of wireless communication technology, Home eNodeB can support multiple carrier waves, in order to avoid the carrier wave of small base station around Interference, Home eNodeB can be by the frequency of the replacing of the frequency dynamic of the carrier wave worked at present to other carrier waves.Such as Fig. 2 institutes Show, Home eNodeB can dynamically change the frequency of the carrier wave of itself, for example, choose carrier wave from the frequency f2 for being operated in carrier wave Frequency f3, or changed from single carrier frequency f2 is operated in being operated on the frequency f3 and f4 of carrier wave, and the use shown in Fig. 2 The frequency information of the carrier wave for the Home eNodeB that family equipment is reported to macro base station is the user equipment last time to be in the Home eNodeB The frequency information of the carrier wave of the Home eNodeB recorded when in coverage, it is assumed that the user equipment last time is in the Home eNodeB Coverage in when the frequency of the carrier wave of the Home eNodeB that records be f2, when user equipment is by the carrier wave of the Home eNodeB When frequency f2 is reported to macro base station, according to prior art, macro base station goes instruction user equipment to measure the carrier wave of the Home eNodeB Frequency f2 so that user equipment can switch to the frequency f2 of the carrier wave of the Home eNodeB.But, if now Home eNodeB The frequency of carrier wave since last user equipment be in the Home eNodeB coverage after changed, user equipment by In that can not obtain the frequency of the current real carrier wave of Home eNodeB, it is true at present that user equipment can not just be switched to the Home eNodeB Carrier wave frequency, the handoff failure of user equipment can be caused.

The content of the invention

The embodiments of the invention provide a kind of base station switch method, base station, user equipment and communication system, used for improving The success rate of family equipment switching.

A kind of base station switch method provided in an embodiment of the present invention realized based on base station side is included：

First base station obtains the currently used carrier wave of frequency information or second base station of the available carrier wave of the second base station Frequency information, the frequency letter for all carrier waves that the frequency information of the available carrier wave can use for second base station Breath；

The first base station receive that user equipment sends close to instruction, it is described close to indicate to include first close to instruction, Second close instruction, the 3rd at least one close in indicating, wherein, described first includes the user equipment close to instruction refers to The frequency information of the carrier wave of second base station shown；Described second close to indicate include second base station identification information or Closed user group identifies CSGID；Described 3rd includes the positional information that the user equipment is presently in position close to instruction；

The first base station is based on the close instruction and configured to the user equipment sending measuring, the measurement configuration use In indicating that the user equipment is configured in the measurement measurement is performed at the frequency indicated；

The first base station receives the measurement report based on the measurement configuration of the user equipment feedback, the measurement Report is used to judge whether the user equipment being switched to second base station from first base station by the first base station.

A kind of base station switch method provided in an embodiment of the present invention realized based on user equipment side is included：

When user equipment is close to the second base station, the user equipment to be the user equipment service the first base Stand and send close instruction, the close instruction is included in the first close instruction, the second close instruction, the 3rd close instruction at least One, wherein, described first includes the frequency information of the carrier wave for second base station that the user equipment is indicated close to instruction； Described second includes the identification information or closed user group mark CSGID of second base station close to instruction；Described 3rd approaches Instruction includes the positional information that the user equipment is presently in position；

The user equipment receives the first base station based on described close to the measurement for indicating to issue configuration, and the measurement is matched somebody with somebody Put for indicating that the user equipment performs measurement at the frequency that the measurement configuration is indicated；

The user equipment performs measurement based on the measurement configuration at the frequency that the measurement configuration is indicated, generation is surveyed Amount report；

The user equipment sends the measurement report to the first base station, and the measurement report is by the first base station For judging whether the user equipment being switched to second base station from first base station.

Another base station switch method provided in an embodiment of the present invention realized based on base station side is included：

The frequency information of the available carrier wave of the first base station or the first base station are being currently used first base station The frequency information of carrier wave be sent to user equipment, the frequency information first base station of the available carrier wave can be used The frequency information of all carrier waves；

When user equipment is close to first base station, the second base station receive that the user equipment sends close to instruction, it is described The carrier wave being being currently used close to the frequency information or the first base station of the available carrier wave for indicating to include the first base station Frequency information, second base station be it is current be the user equipment service base station；

Second base station is based on the close instruction and configured to the user equipment sending measuring, the measurement configuration use In indicating that the user equipment is configured in the measurement measurement is performed at the frequency indicated；

Second base station receives the measurement report based on the measurement configuration of the user equipment feedback, the measurement Report is used to judge whether the user equipment being switched to the first base station from the second base station by second base station.

Another base station switch method provided in an embodiment of the present invention realized based on user equipment side is included：

User equipment receives the frequency information or described first of the available carrier wave for the first base station that first base station is sent The frequency information for the carrier wave that base station is being currently used, the frequency information of the available carrier wave can use for the first base station All carrier waves frequency information；

When user equipment is close to first base station, the user equipment to be the user equipment service the second base Transmission stand close to instruction, the close frequency information or the first base station for indicating to include the available carrier wave of the first base station The frequency information for the carrier wave being being currently used；

The user equipment receives second base station based on described close to the measurement for indicating to issue configuration, and the measurement is matched somebody with somebody Put for indicating that the user equipment performs measurement at the frequency that the measurement configuration is indicated；

The user equipment sends the measurement report to second base station, and the measurement report is by second base station For judging whether the user equipment being switched to the first base station from the second base station.

A kind of base station provided in an embodiment of the present invention includes：

Acquiring unit, it is currently used for the frequency information of the available carrier wave of the second base station of acquisition or second base station The frequency information of carrier wave, the frequency information of the available carrier wave is the frequency for all carrier waves that second base station can be used Information；

First receiving unit, for receive user equipment transmission close to instruction, it is described close close to indicating to include first Instruction, the second close instruction, the 3rd at least one close in indicating, wherein, the described first close instruction includes the user The frequency information of the carrier wave for second base station that equipment is indicated；Described second includes the mark of second base station close to instruction Information or closed user group mark CSGID；Described 3rd includes the position that the user equipment is presently in position close to instruction Information；

Indicating member, is based on the close instruction for the first base station and is configured to the user equipment sending measuring, The measurement is configured to indicate that the user equipment performs measurement at the frequency that measurement configuration is indicated；

Second receiving unit, the measurement report based on the measurement configuration for receiving the user equipment feedback, institute State measurement report is used to judge whether the user equipment being switched to second base station from first base station by the base station.

A kind of user equipment provided in an embodiment of the present invention includes：

First transmitting element, for when user equipment is close to the second base station, to what is serviced for the user equipment First base station transmission is close to be indicated, the close instruction includes the first close instruction, second close in instruction, the 3rd close instruction At least one, wherein, described first close to the carrier wave for second base station for indicating to include user equipment instruction frequency Rate information；Described second includes the identification information or closed user group mark CSGID of second base station close to instruction；Described Three include the positional information that the user equipment is presently in position close to instruction；

Receiving unit, for receiving the first base station based on described close to the measurement for indicating to issue configuration, the measurement It is configured to indicate that the user equipment performs measurement at the frequency that the measurement configuration is indicated；

Measuring unit, for performing measurement at the frequency that the measurement configuration is indicated based on the measurement configuration, is generated Measurement report；

Second transmitting element, for sending the measurement report to the first base station, the measurement report is by described the One base station is used to judge whether the user equipment being switched to second base station from first base station.

A kind of communication system provided in an embodiment of the present invention includes：

The first base station, for the frequency information of the available carrier wave of the first base station or the first base station is current The frequency information of the carrier wave used is sent to user equipment, and the frequency information of the available carrier wave is the first base station energy The frequency information of all carrier waves enough used；

Second base station includes the first receiving unit, indicating member, the second indicating member, and second base station is current The base station serviced for the user equipment；

First receiving unit, for when user equipment is close to first base station, receiving what the user equipment was sent Close to instruction, the frequency information or the first base station close to the available carrier wave for indicating to include the first base station is current just In the frequency information of the carrier wave used, the base station that it is being currently the user equipment service that second base station, which is,；

Indicating member, for, close to indicating to configure to the user equipment sending measuring, the measurement to be configured based on described For indicating that the user equipment performs measurement at the frequency that the measurement configuration is indicated；

Second receiving unit, the measurement report based on the measurement configuration for receiving the user equipment feedback, institute State measurement report is used to judge whether the user equipment being switched to first base from the second base station by second base station Stand.

Another user equipment provided in an embodiment of the present invention includes：

First receiving unit, for receive first base station transmission the first base station available carrier wave frequency information or The frequency information for the carrier wave that the first base station is being currently used, the frequency information of the available carrier wave is the first base station The frequency information for all carrier waves that can be used；

First transmitting element, for when user equipment is close to first base station, to what is serviced for the user equipment Second base station is sent close to indicating, described close to the frequency information for the available carrier wave for indicating to include the first base station or described the The frequency information for the carrier wave that one base station is being currently used；

Second receiving unit, it is described for receiving second base station based on described close to the measurement for indicating to issue configuration Measurement is configured to indicate that the user equipment performs measurement at the frequency that the measurement configuration is indicated；

Second transmitting element, for sending the measurement report to second base station, the measurement report is by described the Two base stations are used to judge whether the user equipment being switched to the first base station from the second base station.

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

In embodiments of the present invention, first base station can get the frequency information or second of the available carrier wave of the second base station The frequency information of the currently used carrier wave in base station, when receive user equipment transmission close to after instruction, first base station indicates to use Family equipment performs measurement at the frequency of the available carrier wave of the second base station or at the frequency of the currently used carrier wave in the second base station, First base station receives the measurement report based on measurement configuration of user equipment feedback, so that first base station can be according to measurement report Judge whether user equipment being switched to the second base station from first base station.Due to first base station can get the second base station can With the frequency information or the frequency information for the carrier wave being being currently used of carrier wave, when first base station is matched somebody with somebody to user equipment sending measuring Postpone, user equipment can perform measurement at the frequency of the real carrier wave of the second base station, so user equipment can be improved The success rate of switching.

Brief description of the drawings

Technical scheme in order to illustrate the embodiments of the present invention more clearly, makes required in being described below to embodiment Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for For those skilled in the art, other accompanying drawings can also be obtained according to these accompanying drawings.

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

Fig. 2 is that user equipment of the prior art needs to be switched to the schematic diagram of Home eNodeB；

Fig. 3 is a kind of schematic diagram of the base station switch method provided in an embodiment of the present invention realized based on base station side；

Fig. 4 is a kind of schematic diagram of the base station switch method provided in an embodiment of the present invention realized based on user equipment side；

Fig. 5 is the schematic diagram of another base station switch method provided in an embodiment of the present invention realized based on base station side；

Fig. 6 is the signal of another base station switch method provided in an embodiment of the present invention realized based on user equipment side Figure；

Fig. 7 is a kind of schematic diagram of base station provided in an embodiment of the present invention；

Fig. 8 is a kind of schematic diagram of user equipment provided in an embodiment of the present invention；

Fig. 9 is a kind of schematic diagram of communication system provided in an embodiment of the present invention；

Figure 10 is the schematic diagram of another user equipment provided in an embodiment of the present invention.

Embodiment

To enable goal of the invention, feature, the advantage of the present invention more obvious and understandable, below in conjunction with the present invention Accompanying drawing in embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that disclosed below Embodiment be only a part of embodiment of the invention, and not all embodiments.Based on the embodiment in the present invention, this area The every other embodiment that technical staff is obtained, belongs to the scope of protection of the invention.

Referring to Fig. 3, a kind of base station switch method schematic diagram provided in an embodiment of the present invention realized based on base station side, figure The method of 3 examples mainly includes：

301st, first base station obtains the currently used carrier wave of frequency information or the second base station of the available carrier wave of the second base station Frequency information.

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

In embodiments of the present invention, first base station and the second base station be intended merely to difference description two base stations and retouching for using Mode is stated, first base station and the second base station can be one kind in macro base station and small base station respectively in specific practical application, Small base station can be specially Home eNodeB or the Home eNodeB with access authority, and small base station can also be Pico cell Base station (Pico), Home eNodeB (HeNB), femto base station (Femto eNB), relaying (Relay) etc., are not construed as limiting herein.

It should be noted that the frequency information of the available carrier wave of the second base station is all loads that the second base station can be used The frequency information of ripple, the frequency information of the available carrier wave of the second base station is specifically as follows the frequency or multiple carrier waves of carrier wave Frequency.The frequency information of the currently used carrier wave in second base station is the frequency for the carrier wave that the second base station is just being operated in.In order to The carrier-in-interference of peripheral base station is avoided, the second base station can carry the replacing of the frequency dynamic of the carrier wave worked at present to others The frequency of ripple.

In actual applications, first base station obtains the frequency information of the available carrier wave of the second base station or the second base station and currently made The frequency information of carrier wave can specifically have a variety of implementations, for example：First base station by operation management maintainance (OAM, Operation Administration and Maintenance) system get the second base station available carrier wave frequency letter The frequency information of breath or the currently used carrier wave in the second base station.Or, first base station receives what the second base station was sent by OAM systems The frequency information of the currently used carrier wave of the frequency information of the available carrier wave of second base station or the second base station.Or, first base station is logical The interface (such as X2 interface) crossed between first base station and the second base station obtain the available carrier wave of the second base station frequency information or The frequency information of the currently used carrier wave in second base station.Wherein, OAM systems are mainly used in dividing commodity network and business Analysis, prediction, planning, configuration, test and fault management etc..In OAM systems, first base station can obtain the available of the second base station The frequency information of the currently used carrier wave of the frequency information of carrier wave or the second base station, the second base station can also be by the available load of itself The frequency information of the frequency information of ripple or currently used carrier wave is sent to first base station.

302nd, first base station receive that user equipment sends close to instruction.

This is close to the position or just for indicating to be used to notify the user equipment to be located adjacent to second base station to first base station Moved to the position close to second base station.Wherein, close to indicating to include first close to indicating, second close to instruction, the Three at least one close in indicating, wherein, first includes the frequency of the carrier wave of the second base station of user equipment instruction close to instruction Rate information.Second includes the identification information or closed user group mark (CSG ID, Closed of the second base station close to instruction 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..3rd includes the positional information that user equipment is presently in position close to instruction.

In embodiments of the present invention, sent by user equipment to first base station close to instruction, first base station is connect by this It is near to indicate that the base station that user equipment be switched to can be got.Include close to instruction：First close instruction, the second close finger Show, the 3rd close to indicate at least one, i.e., user equipment to first base station can by first close to indicate, second close to refer to Show, the 3rd approaches one or two in indicating or be all sent to first base station.In actual applications, user equipment can be by First is all preset in a close instruction to the first base close to instruction, the second close instruction, the 3rd content close in indicating Station is reported, and can also be separated and be reported in the way of multiple close instructions to first base station, is not construed as limiting herein.

303rd, first base station is based on configuring close to instruction to user equipment sending measuring.

Wherein, measurement is configured to indicate that user equipment performs measurement at the frequency indicated by measurement configuration.

In embodiments of the present invention, first base station receive user equipment transmission close to after instruction, first base station to User equipment sending measuring is configured, and instruction user equipment performs measurement at the frequency indicated by measurement configuration, is specifically as follows Instruction user equipment is held at the frequency of the available carrier wave of the second base station or at the frequency of the currently used carrier wave in the second base station Row measurement.In actual applications, first base station specifically can with instruction user equipment second base station each available carrier wave Measurement is carried out at frequency.First base station can also indicate that user equipment is held at the frequency of the currently used carrier wave in the second base station Row measurement.

In actual applications, a kind of preferred to be achieved in that, the frequency information of available carrier wave can specifically include：Two The frequency sets of available carrier wave above.When first base station obtains the frequency information of the available carrier wave of the second base station, first base station The frequency information of the available carrier wave got is the frequency sets of more than two available carrier waves.

When including first close to during instruction close to instruction, first base station is based on to user equipment sending measuring matching somebody with somebody close to instruction Putting can specifically include：

The frequency of carrier wave of the first base station according to indicated by first close to instruction, is searched from the frequency information of available carrier wave The frequency sets for the available carrier wave that the frequency of carrier wave indicated by first close to instruction belongs to.

The available carrier wave that first base station instruction user equipment belongs in the frequency of the carrier wave indicated by first close to instruction Measurement is performed at each frequency in frequency sets.

Illustrate：Second base station by the frequency of itself all available carrier wave (such as：F1, F2, F3, F4) it is divided into two collection Close is respectively F1 and F2, F3 and F4.

If the frequency for the first carrier wave included close to instruction that user equipment is reported to first base station is F1, carried from available The frequency sets that the available carrier wave that F1 belongs to is searched in the frequency information of ripple are F1 and F2.First base station instruction user equipment is can Measurement is performed with each frequency (i.e. F1, F2) place in the frequency sets F1 and F2 of carrier wave.

The preferred implementation can make first base station perform specific aim when measuring in instruction user equipment, for example directly Frequency sets F1 and F2 that F1 of the measurement first close in indicating belongs to, without the frequency of all carrier waves to the second base station (such as：F1, F2, F3, F4) measurement is performed, improve measurement efficiency.

In actual applications, another preferred to be achieved in that, the frequency information of available carrier wave can specifically include：Two The frequency sets of available carrier wave more than individual.When first base station obtains the frequency information of the available carrier wave of the second base station, the first base The frequency information for the available carrier wave that station is got is the frequency sets of more than two available carrier waves.

When including second close to during instruction close to instruction, first base station is based on to user equipment sending measuring matching somebody with somebody close to instruction Putting can specifically include：

The identification information or closed user group mark of second base station of the first base station according to indicated by second close to instruction, from The identification information or closed user group with the second base station indicated by second close to instruction are searched in the frequency information of available carrier wave The frequency sets of the corresponding available carrier wave of mark.

First base station instruction user equipment is in the identification information or closing with the second base station indicated by second close to instruction User's group identifies and performs measurement at each frequency in the frequency sets of corresponding available carrier wave.

Illustrate：Illustrate by second close to exemplified by the identification information for indicating to include the second base station, the second close instruction bag The closed user group mark for including the second base station is also similar, and this is not only illustrated with one.Second base station is by itself all available load The frequency of ripple is (such as：F1, F2, F3, F4) according to the identification information (M1, M2) of the second base station be divided into two set be respectively F1 and F2, F3 and F4.

If the second identification information M1 included close to instruction that user equipment is reported to first base station, from available carrier wave In frequency information search with M1 relative to available carrier wave frequency sets be F1 and F2.First base station instruction user equipment is can Measurement is performed with each frequency (i.e. F1, F2) place in the frequency sets F1 and F2 of carrier wave.

The preferred implementation can make first base station perform specific aim when measuring in instruction user equipment, for example directly Frequency sets F1 and F2 corresponding M1 of the measurement second close in indicating, without the frequency of all carrier waves to the second base station Rate is (such as：F1, F2, F3, F4) measurement is performed, improve measurement efficiency.

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

In embodiments of the present invention, after first base station is configured to user equipment sending measuring, user equipment will be second Measurement is performed at the frequency of the available carrier wave of base station or at the frequency of the currently used carrier wave in the second base station, and generation is based on being somebody's turn to do The measurement report of configuration is measured, then first base station can receive the measurement report configured based on the measurement of user equipment feedback Accuse, so that first base station can judge whether user equipment being switched to the second base station from first base station according to the measurement report.

It should be noted that in an embodiment as illustrated in figure 3, the frequency information of the available carrier wave of the second base station specifically may be used With the frequency information of the available carrier wave of the cell that refers to the second base station.The frequency information tool of the currently used carrier wave in second base station Body also refers to the frequency information of the currently used carrier wave of the cell of the second base station.

Embodiment shown in Fig. 3 describes a kind of base station switch method provided in an embodiment of the present invention from base station side, connects down To introduce a kind of base station switch method provided in an embodiment of the present invention described from user equipment side, the side shown in Fig. 4 is referred to Method, mainly includes：

401st, when user equipment is close to the second base station, user equipment is sent out to the first base station serviced for user equipment Send close to instruction.

This is close to the position or just for indicating to be used to notify the user equipment to be located adjacent to second base station to first base station Moved to the position close to second base station.Wherein, close to indicating to include first close to indicating, second close to instruction, the Three at least one close in indicating, first includes the frequency letter of the carrier wave of the second base station of user equipment instruction close to instruction Breath.Second close to indicating to include the identification information or closed user group mark of the second base station, such as ECGI, PCI.3rd approaches Instruction includes the positional information that user equipment is presently in position.

In embodiments of the present invention, when user equipment is close to the second base station, user equipment to be the user equipment The first base station of service is sent close to instruction.It can include close to instruction：First connects close to instruction, second close to instruction, the 3rd It is near indicate at least one, i.e., user equipment to first base station can by first close to indicating, second close to indicating, the 3rd connect It is near indicate in one or two or be all sent to first base station.In actual applications, user equipment can be approached first Indicate, the second content close in instruction, the 3rd close instruction is all preset at one and reported close in indicating to first base station, It can separate and be reported in the way of multiple close instructions to first base station, is not construed as limiting herein.

402nd, user equipment receives first base station based on the measurement configuration issued close to instruction.

Wherein, measurement is configured to indicate that user equipment performs measurement at the frequency that measurement configuration is indicated.

In embodiments of the present invention, first base station receive user equipment transmission close to after instruction, first base station to User equipment sending measuring is configured, and user equipment can receive the measurement configuration that first base station is issued, and first base station indicates to use Family equipment performs measurement at the frequency of the available carrier wave of the second base station or at the frequency of the currently used carrier wave in the second base station.

403rd, user equipment performs measurement based on measurement configuration at the frequency that measurement configuration is indicated, generates measurement report.

In embodiments of the present invention, after user equipment receives the measurement configuration that first base station issues, user equipment root The instruction configured according to the measurement, performs measurement at the frequency that measurement configuration is indicated, is specifically as follows user equipment in the second base Measurement is performed at the frequency for the available carrier wave stood or at the frequency of the currently used carrier wave in the second base station, generation is matched somebody with somebody based on measurement The measurement report put.Wherein, user equipment performs to measure and generate measurement report in the frequency of some carrier wave belongs to prior art, Here is omitted.

404th, user equipment to first base station send measurement report, measurement report by first base station be used for judge whether by with Family equipment is switched to the second base station from first base station.

In embodiments of the present invention, user equipment is at the frequency of the available carrier wave of the second base station or current in the second base station Performed at the frequency of the carrier wave used after the measurement report for measuring and generating and configured based on the measurement, user equipment is to the first base The measurement report that feedback of standing is configured based on the measurement, so that first base station can judge whether to set user according to the measurement report It is standby to be switched to the second base station from first base station.

It should be noted that in the embodiment as shown in fig .4, the frequency information of the available carrier wave of the second base station specifically may be used With the frequency information of the available carrier wave of the cell that refers to the second base station.The frequency information tool of the currently used carrier wave in second base station Body also refers to the frequency information of the currently used carrier wave of the cell of the second base station.

In embodiments of the present invention, when user equipment is close to the second base station, to the first base for being user equipment service Transmission of standing is close to be indicated.First base station instruction user equipment is worked as at the frequency of the available carrier wave of the second base station or in the second base station Measurement is performed at the frequency of the preceding carrier wave used, user equipment performs measurement according to the instruction of first base station, and generation is based on measurement The measurement report of configuration simultaneously feeds back the measurement report to first base station, so that first base station can judge whether according to measurement report User equipment is switched to the second base station from first base station.Because first base station can get the available carrier wave of the second base station The frequency information of frequency information or the carrier wave being being currently used, is used when first base station to user equipment sending measuring with postponing Family equipment can perform measurement at the frequency of the real carrier wave of the second base station, thus can improve user equipment switching into Power.

The embodiment of the present invention additionally provides another base station switch method realized based on base station side, as shown in figure 5, the base Switching method of standing includes：

501st, the load that the frequency information or first base station of the available carrier wave of first base station are being currently used first base station The frequency information of ripple is sent to user equipment.

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

It should be noted that the frequency information of the available carrier wave of first base station is all loads that first base station can be used The frequency information of ripple, the frequency information of the available carrier wave of first base station is specifically as follows the frequency or multiple carrier waves of carrier wave Frequency.The frequency information of the currently used carrier wave of first base station is the frequency for the carrier wave that first base station is just being operated in.In order to The carrier-in-interference of peripheral base station is avoided, first base station can carry the replacing of the frequency dynamic of the carrier wave worked at present to others The frequency of ripple.

In actual applications, first base station is current by the frequency information or first base station of the available carrier wave of first base station The frequency information of the carrier wave used, which is sent to user equipment, can specifically a variety of implementations, for example, first base station can lead to Cross the frequency letter for the carrier wave that the frequency information or first base station of the available carrier wave of first base station are being currently used dedicated signaling Breath is sent to user equipment, and the 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 frequency information or first base station of the available carrier wave of first base station can also be being currently used for first base station The frequency information of carrier wave be broadcast to user equipment, for example utilize various system information blocks (System Information Block broadcast) is realized, first base station can periodically broadcast the frequency information of the available carrier wave of itself or be being currently used Carrier wave frequency information.

It should be noted that before operation 501, following operation can also be included：

Whether for the first time first base station judges user equipment access first base station, if so, first base station performs 501 behaviour Make.If it is not, first base station does not perform 501 operation.The meaning of the operation is, first base station only to first time access this The frequency information for the carrier wave that the frequency information or first base station that the user equipment of one base station sends available carrier wave are being currently used, And when user equipment is not the first access first base station, first base station does not perform 501 operation, system money can be saved Source.

502nd, when user equipment is close to first base station, the second base station receive that user equipment sends close to instruction.

This is close to the position or just for indicating to be used to notify the user equipment to be located adjacent to the first base station to the second base station Moved to close to the position of the first base station.Wherein, close to the frequency information for the available carrier wave for indicating to include first base station Or the frequency information of carrier wave that first base station is being currently used, the second base station be it is current be user equipment service base Stand.

In embodiments of the present invention, sent by user equipment to the second base station close to instruction, the second base station can be obtained The frequency of the carrier wave for the base station that may be switched to user equipment.In actual applications, user equipment can be by first base station The frequency information for the carrier wave that the frequency information or first base station of available carrier wave are being currently used all is preset at one close to instruction It is middle to be reported to the second base station, it can also separate and be reported in the way of multiple close instructions to the second base station, is not construed as limiting herein.

503rd, the second base station is based on configuring close to instruction to user equipment sending measuring.

In embodiments of the present invention, the second base station receive user equipment transmission close to after instruction, the second base station to User equipment sending measuring is configured, and instruction user equipment performs measurement at the frequency that measurement configuration is indicated, is specifically as follows finger Show that user equipment is performed at the frequency of the available carrier wave of first base station or at the frequency of the currently used carrier wave of first base station Measurement.In actual applications, the second base station specifically can with instruction user equipment each available carrier wave of first base station frequency Measurement is carried out at rate.Second base station can also indicate that user equipment is performed at the frequency of the currently used carrier wave of first base station Measurement.

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

In embodiments of the present invention, after the second base station is configured to user equipment sending measuring, user equipment will be first Measurement is performed at the frequency of the available carrier wave of base station or at the frequency of the currently used carrier wave of first base station, and generation is based on being somebody's turn to do The measurement report of configuration is measured, then the second base station can receive the measurement report configured based on the measurement of user equipment feedback Accuse, so that the second base station can judge whether user equipment being switched to first base station from the second base station according to the measurement report.

It should be noted that in the embodiment as shown in fig .5, the frequency information of the available carrier wave of first base station specifically may be used With the frequency information of the available carrier wave of the cell that refers to first base station.The frequency information tool of the currently used carrier wave of first base station Body also refers to the frequency information of the currently used carrier wave of the cell of first base station.

In embodiments of the present invention, first base station is current by the frequency information or first base station of the available carrier wave of first base station The frequency information of the carrier wave used is sent to user equipment, when user equipment is close to first base station, and user equipment can be with According to the frequency information of the frequency information of the available carrier wave of the first base station or the carrier wave being being currently used to be the use Second base station of family device service is sent close to instruction, and the measurement configuration issued according to the second base station is in the available of first base station Measurement is performed at the frequency of carrier wave or at the frequency of the carrier wave used, because user equipment can be in the true of first base station Measurement is performed at the frequency of real carrier wave, so the success rate of user equipment switching can be improved.

Embodiment shown in Fig. 5 describes another base station switch method provided in an embodiment of the present invention from base station side, connects Get off to introduce another base station switch method provided in an embodiment of the present invention described from user equipment side, refer to shown in Fig. 6 Method, mainly include：

601st, user equipment receives the frequency information or first base station of the available carrier wave for the first base station that first base station is sent The frequency information for the carrier wave being being currently used.

In actual applications, user equipment can receive the available of the first base station that first base station is sent by dedicated signaling The frequency information for the carrier wave that the frequency information or first base station of carrier wave are being currently used.Or, user equipment passes through first base station Broadcast message receive first base station send first base station available carrier wave frequency information or first base station currently make The frequency information of carrier wave.

602nd, when user equipment is close to first base station, user equipment is sent out to the second base station serviced for user equipment Send close to instruction.

This is close to the position or just for indicating to be used to notify the user equipment to be located adjacent to the first base station to the second base station Moved to close to the position of the first base station.Wherein, close to the frequency information for the available carrier wave for indicating to include first base station Or the frequency information of carrier wave that first base station is being currently used.

In embodiments of the present invention, user equipment is sent close to instruction to the second base station, and the second base station passes through this close to finger The base station that user equipment may be switched to can be got by showing.In actual applications, user equipment can be by close in indicating Content is all preset at one and reported close in indicating to the second base station, can also separate in the way of multiple close instructions to second Base station is reported, and is not construed as limiting herein.

603rd, user equipment receives the second base station based on the measurement configuration issued close to instruction.

In embodiments of the present invention, the second base station receive user equipment transmission close to after instruction, the second base station to User equipment sending measuring is configured, and user equipment receives the measurement configuration that the second base station is issued.

604th, user equipment performs measurement based on measurement configuration at the frequency that measurement configuration is indicated, generation is matched somebody with somebody based on measurement The measurement report put.

In actual applications, user equipment performs measurement based on measurement configuration at the frequency that measurement configuration is indicated, specifically Measurement can be carried out at the frequency of each available carrier wave of first base station.User equipment can also be current in first base station Measurement is performed at the frequency of the carrier wave used.Wherein, user equipment performs in the frequency of some carrier wave and measures and generate measurement report Announcement belongs to prior art, and here is omitted.

605th, user equipment to the second base station send measurement report, measurement report by the second base station be used for judge whether by with Family equipment is switched to first base station from the second base station.

It should be noted that in the embodiment illustrated in fig. 6, the frequency information of the available carrier wave of first base station specifically may be used With the frequency information of the available carrier wave of the cell that refers to first base station.The frequency information tool of the currently used carrier wave of first base station Body also refers to the frequency information of the currently used carrier wave of the cell of first base station.

In embodiments of the present invention, when user equipment is close to first base station, to the second base for being user equipment service Transmission of standing is close to be indicated.Second base station instruction user equipment is worked as at the frequency of the available carrier wave of first base station or in first base station Measurement is performed at the frequency of the preceding carrier wave used, user equipment performs measurement according to the instruction of the second base station, and generation is based on measurement The measurement report of configuration and to the second base station feedback measurement report, so that the second base station can judge whether according to measurement report User equipment is switched to first base station from the second base station.Because user equipment can receive the available carrier wave of first base station The frequency information of frequency information or the carrier wave being being currently used, matches somebody with somebody to user equipment sending measuring when second station and postpones, user Equipment can perform measurement at the frequency of the real carrier wave of first base station, so the success of user equipment switching can be improved Rate.

Above example describes base station switch method provided in an embodiment of the present invention respectively, next introduces and uses the base Stand switching method base station and user equipment, the execution method of specific each unit can be found in above method embodiment, only retouches herein The content of correlation unit is stated, is referred to shown in Fig. 7, base station 700, including：

Acquiring unit 701, it is currently used for the frequency information of the available carrier wave of the second base station of acquisition or the second base station The frequency information of carrier wave, the frequency information of available carrier wave is the frequency information for all carrier waves that the second base station can be used.

First receiving unit 702, for receive user equipment transmission close to instruction, close to indicate include first close to refer to Show, second close to indicate, the 3rd close to indicate at least one, wherein, first close to indicate include user equipment indicate The frequency information of the carrier wave of second base station；Second includes the identification information or closed user group mark of the second base station close to instruction； 3rd includes the positional information that user equipment is presently in position close to instruction.

Indicating member 703, is based on close to indicating to configure to user equipment sending measuring, measurement configuration is used for first base station In instruction user equipment measurement is performed at the frequency that measurement configuration is indicated.

Second receiving unit 704, the measurement report based on measurement configuration for receiving user equipment feedback, measurement report Judged whether user equipment being switched to the second base station from first base station by base station 700.

In actual applications, a kind of achievable mode of acquiring unit 701 is that acquiring unit 701 is specifically for passing through Operation management maintainance system obtains the frequency of the currently used carrier wave of frequency information or the second base station of the available carrier wave of the second base station Rate information.Or, acquiring unit 701 is specifically for the available carrier wave of the second base station sent by the second base station of OAM systems reception The currently used carrier wave of frequency information or the second base station frequency information.Or, acquiring unit 701 is specifically for passing through the first base The interface stood between the second base station obtains the currently used load of frequency information or the second base station of the available carrier wave of the second base station The frequency information of ripple.

In actual applications, a kind of achievable mode of indicating member 703 is that indicating member 703 is specifically for indicating User equipment is carried out measurement at the frequency of each available carrier wave of the second base station.Or, indicating member 703 is specifically for referring to Show that user equipment performs measurement at the frequency of the currently used carrier wave in the second base station.

In actual applications, another achievable mode of indicating member 703 is, the frequency information bag of available carrier wave Include：The frequency sets of more than two available carrier waves, when including first close to during instruction close to instruction, indicating member 703 includes：

First searching modul, for the frequency of the carrier wave according to indicated by first close to instruction, from the frequency of available carrier wave The frequency sets for the available carrier wave that the frequency of carrier wave in information indicated by lookup first close to instruction belongs to；

First indicating module, for instruction user equipment first close to indicate indicated by carrier wave frequency belong to can With performing measurement at each frequency in the frequency sets of carrier wave.

In actual applications, another achievable mode of indicating member 703 is, the frequency information bag of available carrier wave Include：The frequency sets of more than two available carrier waves, when including second close to during instruction close to instruction, indicating member 703 includes：

Second searching modul, identification information or closed user for the second base station according to indicated by second close to instruction Group mark, from the frequency information of available carrier wave search with second close to indicate indicated by the second base station identification information or envelope Close the frequency sets that user's group identifies corresponding available carrier wave；

Second indicating module, believes for instruction user equipment with the mark of the second base station indicated by second close to instruction Breath or closed user group identify and perform measurement at each frequency in the frequency sets of corresponding available carrier wave.

It should be noted that base station 700 is exactly such as first base station in Fig. 3 embodiments of the method as shown in Figure 7.

It should be noted that the content such as information exchange, implementation procedure between each module/unit of said apparatus, due to The inventive method embodiment is based on same design, and its technique effect brought is identical with the inventive method embodiment, particular content Reference can be made to the narration in present invention embodiment of the method as shown in Figure 3, here is omitted.

As shown in figure 8, a kind of user equipment 800 provided in an embodiment of the present invention, including：

First transmitting element 801, for when user equipment is close to the second base station, to be user equipment service the The close instruction of one base station transmission, it is close to indicate to include the first close instruction, the second close instruction, the 3rd close in instruction at least One, wherein, first includes the frequency information of the carrier wave of the second base station of user equipment instruction close to instruction；Second close instruction Identification information or closed user group mark including the second base station；3rd includes user equipment close to instruction is presently in position Positional information.

Receiving unit 802, for receiving first base station based on the measurement configuration issued close to instruction, measurement is configured to refer to Show that user equipment performs measurement at the frequency that measurement configuration is indicated.

Measuring unit 803, for performing measurement at the frequency for measuring configuration instruction based on measurement configuration, generation is based on survey Measure the measurement report of configuration.

Second transmitting element 804, for sending measurement report to first base station, measurement report is used to judge by first base station Whether user equipment from first base station is switched to the second base station.

It should be noted that the content such as information exchange, implementation procedure between each module/unit of said apparatus, due to The inventive method embodiment is based on same design, and its technique effect brought is identical with the inventive method embodiment, particular content Reference can be made to the narration in present invention embodiment of the method as shown in Figure 4, here is omitted.

As shown in figure 9, the embodiment of the present invention additionally provides a kind of communication system 900, including：First base station 901 and second Base station 902, wherein,

First base station 901 is used for what the frequency information or first base station of the available carrier wave of first base station were being currently used The frequency information of carrier wave is sent to user equipment, and the frequency information of available carrier wave is all carrier waves that first base station can be used Frequency information；

Second base station 902 includes the first receiving unit 9021, indicating member 9022, the second indicating member 9023, the second base Stand 902 be it is current be user equipment service base station；

First receiving unit 9021, for when user equipment is close to first base station, receiving the close of user equipment transmission Indicate, the load that the frequency information or first base station 901 of the available carrier wave of first base station 901 are being currently used is included close to instruction The frequency information of ripple.

Indicating member 9022, for based on close to indicating to configure to user equipment sending measuring, measurement to be configured to indicate that User equipment performs measurement at the frequency that measurement configuration is indicated；

Second receiving unit 9023, the measurement report based on measurement configuration for receiving user equipment feedback, measurement report Accuse is used to judge whether user equipment being switched to first base station from the second base station by the second base station 902.

In actual applications, a kind of mode that can be real of first base station 901 is that first base station 901 is specifically for passing through The frequency information for the carrier wave that the frequency information or first base station of the available carrier wave of first base station are being currently used dedicated signaling It is sent to user equipment.Or, first base station 901 is worked as specifically for the frequency information or first base station of the available carrier wave of first base station The frequency information of the preceding carrier wave used is broadcast to user equipment.

It should be noted that the content such as information exchange, implementation procedure between each module/unit of said apparatus, due to The inventive method embodiment is based on same design, and its technique effect brought is identical with the inventive method embodiment, particular content Reference can be made to the narration in present invention embodiment of the method as shown in Figure 5, here is omitted.

As shown in Figure 10, the embodiment of the present invention additionally provides another user equipment 1000, including：

First receiving unit 1001, for receive first base station transmission first base station available carrier wave frequency information or The frequency information for the carrier wave that first base station is being currently used, the institute that the frequency information of available carrier wave can use for first base station The frequency information of some carrier waves；

First transmitting element 1002, for when user equipment is close to first base station, to what is serviced for user equipment Second base station is sent close to indicating, close to indicate that the frequency information or first base station that include the available carrier wave of first base station are current just In the frequency information of the carrier wave used；

Second receiving unit 1003, for receiving the second base station based on the measurement configuration issued close to instruction, measurement configuration For instruction user equipment measurement is performed at the frequency that measurement configuration is indicated；

Measuring unit 1004, for performing measurement at the frequency that measurement configuration is indicated based on measurement configuration, generation is based on Measure the measurement report of configuration；

Second transmitting element 1005, for sending measurement report to the second base station, measurement report is used to sentence by the second base station It is disconnected whether user equipment from the second base station to be switched to first base station.

In actual applications, a kind of achievable mode of the first receiving unit 1001 is that the first receiving unit 1001 has The frequency information or first base station that body is used to receive the available carrier wave of the first base station of first base station transmission by dedicated signaling are worked as The frequency information of the preceding carrier wave used.Or, first receiving unit 1001 specifically for the broadcast message by first base station The carrier wave that the frequency information or first base station of the available carrier wave for the first base station that reception first base station is sent are being currently used Frequency information.

It should be noted that the content such as information exchange, implementation procedure between each module/unit of said apparatus, due to The inventive method embodiment is based on same design, and its technique effect brought is identical with the inventive method embodiment, particular content Reference can be made to the narration in present invention embodiment of the method as shown in Figure 6, here is omitted.

Can be with one of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method is The hardware of correlation is instructed to complete by program, described program can be stored in a kind of computer-readable recording medium, on It can be read-only storage, disk or CD etc. to state the storage medium mentioned.

A kind of base station switch method provided by the present invention, base station, user equipment and communication system have been carried out in detail above It is thin to introduce, for those of ordinary skill in the art, according to the thought of the embodiment of the present invention, in embodiment and apply model Place and will change, in summary, this specification content should not be construed as limiting the invention.

Claims

1. a kind of base station switch method, it is characterised in that including：

First base station obtains the frequency of the currently used carrier wave of frequency information or second base station of the available carrier wave of the second base station Rate information, the frequency information of the available carrier wave is the frequency information for all carrier waves that second base station can be used；

The first base station receive that user equipment sends close to instruction, it is described close to indicating to include first close to instruction, second Close instruction, the 3rd at least one close in indicating, wherein, described first includes the user equipment instruction close to instruction The frequency information of the carrier wave of second base station；Described second includes identification information or the closing of second base station close to instruction User's group identifies CSGID；Described 3rd includes the positional information that the user equipment is presently in position close to instruction；

The first base station is based on the close instruction and configured to the user equipment sending measuring, and the measurement is configured to refer to Show that the user equipment performs measurement at the frequency that the measurement configuration is indicated, the first base station indicates the user equipment Survey is performed at the frequency of the available carrier wave of second base station or at the frequency of the currently used carrier wave in second base station Amount；

The first base station receives the measurement report based on the measurement configuration of the user equipment feedback, the measurement report It is used to judge whether the user equipment being switched to second base station from first base station by the first base station.

2. base station switch method according to claim 1, it is characterised in that what the first base station obtained the second base station can Included with the frequency information of the currently used carrier wave of frequency information or second base station of carrier wave：

The first base station obtained by operation management maintainance OAM systems the available carrier wave of second base station frequency information or The frequency information of the currently used carrier wave in second base station；

Or,

The first base station receives the frequency of the available carrier wave for second base station that second base station is sent by OAM systems The frequency information of the currently used carrier wave of information or second base station；

Or,

The first base station obtains the available load of second base station by the interface between the first base station and the second base station The frequency information of the currently used carrier wave of the frequency information of ripple or second base station.

3. base station switch method according to claim 1, it is characterised in that the frequency that the measurement configuration is indicated includes： The frequency of the currently used carrier wave of the available carrier wave frequency of second base station or second base station.

4. the base station switch method according to any one of claims 1 to 3 claim, it is characterised in that described to use The frequency information of carrier wave includes:The frequency sets of more than two available carrier waves；

When the close instruction includes first close to during instruction, the first base station is based on the close instruction and set to the user Standby sending measuring configuration includes：

The frequency of carrier wave of the first base station according to indicated by described first close to instruction, believes from the frequency of the available carrier wave The frequency sets for the available carrier wave that the described first frequency for approaching the carrier wave indicated by indicating belongs to are searched in breath；

The first base station indicate the user equipment described first close to the carrier wave indicated by indicating frequency belong to can With performing measurement at each frequency in the frequency sets of carrier wave.

5. the base station switch method according to any one of claims 1 to 3 claim, it is characterised in that described to use The frequency information of carrier wave includes:The frequency sets of more than two available carrier waves；

When the close instruction includes second close to during instruction, the first base station is based on the close instruction and set to the user Standby sending measuring configuration includes：

The identification information or closed user group mark of second base station of the first base station according to indicated by described second close to instruction Know, the identification information with the second base station indicated by described second close to instruction is searched from the frequency information of the available carrier wave Or closed user group identifies the frequency sets of corresponding available carrier wave；

The first base station indicates that the user equipment is believed with the mark of the second base station indicated by described second close to instruction Breath or closed user group identify and perform measurement at each frequency in the frequency sets of corresponding available carrier wave.

6. a kind of base station switch method, it is characterised in that including：

When user equipment is close to the second base station, the user equipment is sent out to the first base station serviced for the user equipment Send close to instruction, the close instruction includes at least one of the first close instruction, second close in instruction, the 3rd close instruction It is individual, wherein, described first includes the frequency information of the carrier wave for second base station that the user equipment is indicated close to instruction；Institute Stating second includes the identification information or closed user group mark CSGID of second base station close to instruction；Described 3rd close finger Show the positional information that position is presently in including the user equipment；

The user equipment receives the first base station based on described close to the measurement for indicating to issue configuration, and the measurement configuration is used Measurement is performed at the frequency indicated in indicating that the user equipment is configured in the measurement, the first base station indicates the user Equipment is held at the frequency of the available carrier wave of second base station or at the frequency of the currently used carrier wave in second base station Row measurement；

The user equipment performs measurement, generation measurement report based on the measurement configuration at the frequency that the measurement configuration is indicated Accuse；

The user equipment sends the measurement report to the first base station, and the measurement report is used for by the first base station Judge whether the user equipment being switched to second base station from first base station.

7. base station switch method according to claim 6, it is characterised in that the frequency that the measurement configuration is indicated includes： The frequency of the currently used carrier wave of the available carrier wave frequency of second base station or second base station.

8. a kind of base station switch method, it is characterised in that including：

The load that the frequency information of the available carrier wave of the first base station or the first base station are being currently used first base station The frequency information of ripple is sent to user equipment, and the frequency information of the available carrier wave is owning that the first base station can be used Carrier wave frequency information；

When user equipment is close to first base station, the second base station receive that the user equipment sends close to instruction, it is described close Indicate the frequency for the carrier wave that the frequency information or the first base station that include the available carrier wave of the first base station are being currently used Rate information, the base station that it is being currently the user equipment service that second base station, which is,；

Second base station is based on the close instruction and configured to the user equipment sending measuring, and the measurement is configured to refer to Show that the user equipment performs measurement at the frequency that the measurement configuration is indicated, second base station indicates the user equipment Survey is performed at the frequency of the available carrier wave of the first base station or at the frequency of the currently used carrier wave of the first base station Amount；

Second base station receives the measurement report based on the measurement configuration of the user equipment feedback, the measurement report It is used to judge whether the user equipment being switched to the first base station from the second base station by second base station.

9. base station switch method according to claim 8, it is characterised in that the first base station is by the first base station The frequency information for the carrier wave that the frequency information of available carrier wave or the first base station are being currently used is sent to user equipment bag Include：

The first base station is by dedicated signaling by the frequency information of the available carrier wave of the first base station or the first base station The frequency information for the carrier wave being being currently used is sent to user equipment；

Or, the first base station currently makes the frequency information of the available carrier wave of the first base station or the first base station The frequency information of carrier wave is broadcast to user equipment.

10. the base station switch method according to any one of claim 8 to 9, it is characterised in that the first base station is by institute The frequency information for stating the carrier wave that the frequency information or the first base station of the available carrier wave of first base station are being currently used is sent Before user equipment, in addition to：

The first base station judges whether the user equipment accesses the first base station for the first time, if so, performing described the The frequency information for the carrier wave that the frequency information of the available carrier wave of one base station or the first base station are being currently used is sent to use The operation of family equipment.

11. the base station switch method according to any one of claim 8 to 9, it is characterised in that the measurement configuration is indicated Frequency include：The frequency of the currently used carrier wave of the available carrier wave frequency of second base station or second base station.

12. a kind of base station switch method, it is characterised in that including：

User equipment receives the frequency information or the first base station of the available carrier wave for the first base station that first base station is sent The frequency information for the carrier wave being being currently used, the institute that the frequency information of the available carrier wave can use for the first base station The frequency information of some carrier waves；

When user equipment is close to first base station, the user equipment is sent out to the second base station serviced for the user equipment Send close to instruction, the frequency information or the first base station close to the available carrier wave for indicating to include the first base station is current The frequency information of the carrier wave used；

The user equipment receives second base station based on described close to the measurement for indicating to issue configuration, and the measurement configuration is used Measurement is performed at the frequency indicated in indicating that the user equipment is configured in the measurement, second base station indicates the user Equipment is held at the frequency of the available carrier wave of the first base station or at the frequency of the currently used carrier wave of the first base station Row measurement；

The user equipment sends the measurement report to second base station, and the measurement report is used for by second base station Judge whether the user equipment being switched to the first base station from the second base station.

13. base station switch method according to claim 12, it is characterised in that the user equipment receives first base station hair The frequency letter for the carrier wave that the frequency information or the first base station of the available carrier wave for the first base station sent are being currently used Breath includes:

The frequency that the user equipment receives the available carrier wave for the first base station that first base station is sent by dedicated signaling is believed The frequency information for the carrier wave that breath or the first base station are being currently used；

Or, the user equipment receives the first base station that first base station is sent by the broadcast message of the first base station The frequency information for the carrier wave that the frequency information of available carrier wave or the first base station are being currently used.

14. the base station switch method according to any one of claim 12 to 13, it is characterised in that the measurement configuration refers to The frequency shown includes：The frequency of the currently used carrier wave of the available carrier wave frequency of second base station or second base station.

15. a kind of base station, it is characterised in that the base station is specially first base station, including：

Acquiring unit, the currently used carrier wave of frequency information or second base station of the available carrier wave for obtaining the second base station Frequency information, the frequency letter for all carrier waves that the frequency information of the available carrier wave can use for second base station Breath；

First receiving unit, for receive user equipment transmission close to instruction, it is described close to indicate include first close to instruction, Second close instruction, the 3rd at least one close in indicating, wherein, described first includes the user equipment close to instruction refers to The frequency information of the carrier wave of second base station shown；Described second close to indicate include second base station identification information or Closed user group identifies CSGID；Described 3rd includes the positional information that the user equipment is presently in position close to instruction；

Indicating member, for, close to indicating to configure to the user equipment sending measuring, the measurement to be configured to based on described Indicate that the user equipment performs measurement at the frequency that measurement configuration is indicated, the first base station indicates that the user equipment exists Measurement is performed at the frequency of the available carrier wave of second base station or at the frequency of the currently used carrier wave in second base station；

Second receiving unit, the measurement report based on the measurement configuration for receiving the user equipment feedback, the survey Amount report is used to judge whether the user equipment being switched to second base station from first base station by the base station.

16. base station according to claim 15, it is characterised in that the acquiring unit by operational administrative specifically for being tieed up Protect the frequency of the currently used carrier wave of frequency information or second base station of the available carrier wave of OAM systems acquisition second base station Rate information；

Or,

The acquiring unit is specifically for the available load of second base station sent by OAM systems reception second base station The frequency information of the currently used carrier wave of the frequency information of ripple or second base station；

Or,

The acquiring unit by the interface between the first base station and the second base station specifically for obtaining second base station Available carrier wave the currently used carrier wave of frequency information or second base station frequency information.

17. base station according to claim 15, it is characterised in that the frequency information of the available carrier wave includes:Two with On available carrier wave frequency sets；

When described close to indicating to include first close to during instruction, the indicating member includes：

First searching modul, for the frequency of the carrier wave according to indicated by described first close to instruction, from the available carrier wave The frequency sets for the available carrier wave that the described first frequency for approaching the carrier wave indicated by indicating belongs to are searched in frequency information；

First indicating module, for indicating that the user equipment belongs in the frequency of the carrier wave indicated by described first close to instruction Available carrier wave frequency sets in each frequency at perform measurement.

18. the base station according to any one of claim 15 to 17 claim, it is characterised in that the available carrier wave Frequency information includes:The frequency sets of more than two available carrier waves；

When described close to indicating to include second close to during instruction, the indicating member includes：

Second searching modul, identification information or closed user for the second base station according to indicated by described second close to instruction Group mark, from the frequency information of the available carrier wave search with described second close to indicate indicated by the second base station mark Information or closed user group identify the frequency sets of corresponding available carrier wave；

Second indicating module, for indicating the user equipment in the mark with the second base station indicated by described second close to instruction Know information or closed user group identifies and performs measurement at each frequency in the frequency sets of corresponding available carrier wave.

19. a kind of user equipment, it is characterised in that including：

First transmitting element, for when user equipment is close to the second base station, to first serviced for the user equipment The close instruction of base station transmission, the close instruction is included in the first close instruction, the second close instruction, the 3rd close instruction extremely It is few one, wherein, described first includes the frequency letter of the carrier wave for second base station that the user equipment is indicated close to instruction Breath；Described second includes the identification information or closed user group mark CSGID of second base station close to instruction；Described 3rd connects It is near to indicate to include the positional information that the user equipment is presently in position；

Receiving unit, for receiving the first base station based on described close to the measurement for indicating to issue configuration, the measurement configuration For indicating that the user equipment performs measurement at the frequency that the measurement configuration is indicated, the first base station indicates described use Family equipment is at the frequency of the available carrier wave of second base station or at the frequency of the currently used carrier wave in second base station Perform measurement；

Measuring unit, for performing measurement, generation measurement at the frequency that the measurement configuration is indicated based on the measurement configuration Report；

Second transmitting element, for sending the measurement report to the first base station, the measurement report is by first base Stand for judging whether the user equipment being switched to second base station from first base station.

20. a kind of communication system, it is characterised in that including：First base station and the second base station, wherein,

The first base station, for the frequency information of the available carrier wave of the first base station or the first base station is current The frequency information of the carrier wave used is sent to user equipment, and the frequency information of the available carrier wave can make for the first base station The frequency information of all carrier waves；

Second base station includes the first receiving unit, indicating member, the second indicating member, second base station for it is current The base station serviced for the user equipment；

First receiving unit, for when user equipment is close to first base station, receiving the close of the user equipment transmission Indicate, the frequency information or the first base station close to the available carrier wave for indicating to include the first base station currently makes The frequency information of carrier wave, the base station that it is being currently the user equipment service that second base station, which is,；

Indicating member, for, close to indicating to configure to the user equipment sending measuring, the measurement to be configured to based on described Indicate that the user equipment performs measurement at the frequency that the measurement configuration is indicated, second base station indicates that the user sets It is standby to be performed at the frequency of the available carrier wave of the first base station or at the frequency of the currently used carrier wave of the first base station Measurement；

Second receiving unit, the measurement report based on the measurement configuration for receiving the user equipment feedback, the survey Amount report is used to judge whether the user equipment being switched to the first base station from the second base station by second base station.

21. communication system according to claim 20, it is characterised in that the first base station is specifically for passing through special letter Make the frequency letter for the carrier wave that the frequency information of the available carrier wave of the first base station or the first base station are being currently used Breath is sent to user equipment；

Or, the first base station is current specifically for the frequency information or the first base station of the available carrier wave of the first base station The frequency information of the carrier wave used is broadcast to user equipment.

22. a kind of user equipment, it is characterised in that including：

First receiving unit, the frequency information or described of the available carrier wave of the first base station for receiving first base station transmission The frequency information for the carrier wave that first base station is being currently used, the frequency information of the available carrier wave can for the first base station The frequency information of all carrier waves used；

First transmitting element, for when user equipment is close to first base station, to second serviced for the user equipment Base station is sent close to instruction, the frequency information or first base close to the available carrier wave for indicating to include the first base station The frequency information for the carrier wave that station is being currently used；

Second receiving unit, for receiving second base station based on described close to the measurement for indicating to issue configuration, the measurement It is configured to indicate that the user equipment performs measurement at the frequency that the measurement configuration is indicated, second base station indicates institute User equipment is stated at the frequency of the available carrier wave of the first base station or in the frequency of the currently used carrier wave of the first base station Measurement is performed at rate；

Second transmitting element, for sending the measurement report to second base station, the measurement report is by second base Stand for judging whether the user equipment being switched to the first base station from the second base station.

23. user equipment according to claim 22, it is characterised in that first receiving unit is specifically for by special The frequency information or the first base station that the available carrier wave for the first base station that first base station is sent is received with signaling are current just In the frequency information of the carrier wave used；

Or, first receiving unit receives the institute that first base station is sent specifically for the broadcast message by the first base station State the frequency information for the carrier wave that the frequency information or the first base station of the available carrier wave of first base station are being currently used.