CN104469775B

CN104469775B - wireless local area network access method, base station controller and user equipment

Info

Publication number: CN104469775B
Application number: CN201410693579.4A
Authority: CN
Inventors: 李秉肇; 郑潇潇; 陈燕燕
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2012-09-28
Filing date: 2012-09-28
Publication date: 2018-10-12
Anticipated expiration: 2032-09-28
Also published as: CN104469775A

Abstract

The present invention provides wireless local area network access method, base station controller and user equipment.Including：Determine the first access point AP set, wherein the first AP set includes at least one AP；Gathered according to the first AP, the information that the first AP gathers is sent to the user equipment, so that the information that the user equipment is gathered according to the first AP determines the access AP for accessing WLAN；The first thresholding is sent to the user equipment, first thresholding is for making the user equipment access the base station controller.In the embodiment of the present invention, when user equipment needs to access internet by access point accesses WLAN, base station controller can be with the available access point of notifying user equipment, and then user equipment directly can access WLAN from available access point, to input the password without the need for operator request password and in access.

Description

Wireless local area network access method, base station controller and user equipment

Technical field

The present embodiments relate to fields of communication technology, and more particularly, to wireless local area network access method, base station Controller and user equipment.

Background technology

It is universal with WLAN (Wireless LAN, WLAN), operator while runing mobile network, WLAN can be built in the place (such as megastore, office building etc.) of some.User equipment (User Equipment, UE) exists When in WLAN coverage, can by WLAN access points (Access Point, AP) access internet carry out web page browsing, under The operations such as load.When user equipment needs to access internet by WLAN, user equipment need by short message or other modes to The password of operator request WLAN AP, and need to input the password when accessing the AP.

Invention content

The present invention provides wireless local area network access method, base station controller and user equipment, can be needed in user equipment When accessing internet by AP, it is not necessary to need to input the password to operator request password and in access.

In a first aspect, the embodiment of the present invention provides a kind of WLAN WLAN cut-in methods, this method is by user equipment Serving BS base station controller execute, including：Determine the first access point AP set, wherein the first AP set includes at least One AP；According to the first AP gather, to the user equipment send the first AP gather information, so as to the user equipment according to The information of first AP set determines the access AP for accessing WLAN；To the user equipment send the first thresholding, this first It limits the use of in making the user equipment access the base station controller.

With reference to first aspect, in the first possible realization method of first aspect, the packet of the first AP set Include one or more of：First AP set at least one AP channel number, the first AP set in this at least The identification information of one AP, the first AP set at least one AP beacon channel information, the first AP set in The beacon channel information of AP in the security parameter of at least one AP, wherein the first AP set is in the first AP set The sending time point of the beacon channel of at least one AP and period, the safe of at least one AP during the first AP gathers are joined Number includes the key and/or authentication type for access.

With reference to first aspect or the first possible realization method of first aspect, second in first aspect are possible In realization method, this method further includes：The case where receiving the access capability instruction or access request that the user equipment is sent Under, determine that the first AP gathers.

With reference to first aspect or the first possible realization method of first aspect, the third in first aspect are possible In realization method, this method further includes：Request or data transmission state message are established in the connection for receiving user equipment transmission, In the connection establish request connect for making the user equipment be re-established with the base station controller, the data transmission state message For making the user equipment restore the data transmission state with the base station controller.

With reference to first aspect or the first possible realization method of first aspect, the 4th kind in first aspect are possible In realization method, the information of the first AP set is to be carried on radio resource control RRC connection to establish message, RRC Connection Releases Message measures in control message.

With reference to first aspect or the first possible realization method of first aspect, the 5th kind in first aspect are possible In realization method, which is radio network controller (RNC) or evolution base station eNode B.

Second aspect, the embodiment of the present invention provide a kind of WLAN WLAN cut-in methods, and this method is by user equipment It executes, including：The information for receiving the first access point AP set of the base station controller transmission of the serving BS of the user equipment, should First AP set includes at least one AP；According to the information that the first AP gathers, the access AP for accessing WLAN is determined；It receives The first thresholding that the base station controller is sent；According to first thresholding, the base station controller is accessed.

In conjunction with second aspect, in the first possible realization method of second aspect, the packet of the first AP set Include one or more of：The information of first AP set includes one or more of：First AP set in this at least The channel number of one AP, the first AP set at least one AP identification information, the first AP set in this at least The beacon channel information of one AP, the first AP set at least one AP security parameter, wherein the first AP set In AP beacon channel information be the first AP set at least one AP beacon channel sending time point and week The security parameter of phase, at least one AP in the first AP set include key and/or authentication type for access.

In conjunction with the possible realization method of the first of second aspect or second aspect, second in second aspect is possible In realization method, which determines the access AP for accessing WLAN, including：From the first AP Access AP is determined at least one AP of set.

In conjunction with the possible realization method of the first of second aspect or second aspect, the third in second aspect is possible In realization method, the access base station controller, including：Connection, which is sent, to the base station controller establishes request or data transmission shape State message, the wherein connection are established request and are connect for being re-established with the base station controller, which uses In the data transmission state of recovery and the base station controller.

In conjunction with the third possible realization method of second aspect, in the 4th kind of possible realization method of second aspect In, before this sends connection foundation request or data transmission state message to the base station controller, further include：The user equipment exists After accessing access AP, determine that the metrical information of access AP is less than first thresholding.

In conjunction with the third possible realization method of second aspect, in the 5th kind of possible realization method of second aspect In, this sends to the base station controller, and request is established in connection or data transmission state message includes：The user equipment with the base It in the case that station control has not had connection, sends the connection to the base station controller and establishes request, to be controlled with the base station System, which is thought highly of, builds connection；Or, the user equipment connect with the base station controller without release in the case of, to the base station controller The data transmission state message is sent, to restore and the data transmission of the base station controller.

In conjunction with the third possible realization method of second aspect, in the 6th kind of possible realization method of second aspect In, which includes measurement report or cell update request.

In conjunction with the possible realization method of the first of second aspect or second aspect, the 7th kind in second aspect is possible In realization method, the information of the first AP set is to be carried on RRC connections to establish message, RRC connection release message or measure control In message processed.

In conjunction with the possible realization method of the first of second aspect or second aspect, the 8th kind in second aspect is possible In realization method, this method further includes：Access capability instruction or the access request of the user equipment are sent to the base station controller, So that the base station controller determines the first AP set in the case where receiving access capability instruction or the access request.

In conjunction with the 8th kind of possible realization method of second aspect, in the 9th kind of possible realization method of second aspect In, access capability instruction is to be carried on radio resource control RRC and connect to establish request message or RRC connections with the access request It establishes and completes in message.

In conjunction with any of the above-described kind of possible realization method of second aspect or second aspect, the tenth kind in second aspect can In the realization method of energy, which is radio network controller (RNC) or evolution base station eNode B.

The third aspect, the embodiment of the present invention provide a kind of base station controller, which is the service of user equipment The base station controller of base station, including：Control unit, for determining the first access point AP set, wherein the first AP, which gathers, includes At least one AP；Transmission unit, the first AP set for being determined according to the control unit, to the user equipment send this The information of one AP set, so that the information that the user equipment is gathered according to the first AP is determined for accessing WLAN WLAN Access AP；The transmission unit is additionally operable to send the first thresholding to the user equipment, and first thresholding is for making the user equipment Access the base station controller.

In conjunction with the third aspect, in the first possible realization method of the third aspect, the packet of the first AP set Include one or more of：First AP set at least one AP channel number, the first AP set in this at least The identification information of one AP, the first AP set at least one AP beacon channel information, the first AP set in The beacon channel information of AP in the security parameter of at least one AP, wherein the first AP set is in the first AP set The sending time point of the beacon channel of at least one AP and period, the safe of at least one AP during the first AP gathers are joined Number includes the key and/or authentication type for access.

In conjunction with the possible realization method of the first of the third aspect or the third aspect, second in the third aspect is possible In realization method, which further includes：Receiving unit, the access capability instruction for receiving user equipment transmission Or access request；The control unit, the access capability specifically for receiving user equipment transmission in the receiving unit refer to Show or the access request in the case of, determine the first AP gather.

In conjunction with the possible realization method of the first of the third aspect or the third aspect, the third in the third aspect is possible In realization method, which further includes：Request is established in receiving unit, the connection for receiving user equipment transmission Or data transmission state message.

In conjunction with the possible realization method of the first of the third aspect or the third aspect, the 4th kind in the third aspect is possible In realization method, the information of the first AP set is to be carried on radio resource control RRC connection to establish message, RRC Connection Releases Message measures in control message.

Fourth aspect, the embodiment of the present invention provide a kind of user equipment, including：Receiving unit is set for receiving the user The information for the first access point AP set that the base station controller of standby serving BS is sent, the first AP set includes at least one AP；Control unit, the information of the first AP set for being received according to the receiving unit, determines for accessing WLAN The access AP of WLAN；The receiving unit is additionally operable to receive the first thresholding of base station controller transmission；The control unit, is also used The base station controller is accessed in being controlled according to first thresholding.

In conjunction with fourth aspect, in the first possible realization method of fourth aspect, the packet of the first AP set Include one or more of：The information of first AP set includes one or more of：First AP set in this at least The channel number of one AP, the first AP set at least one AP identification information, the first AP set in this at least The beacon channel information of one AP, the first AP set at least one AP security parameter, wherein the first AP set In AP beacon channel information be the first AP set at least one AP beacon channel sending time point and week The security parameter of phase, at least one AP in the first AP set include key and/or authentication type for access.

In conjunction with the possible realization method of the first of fourth aspect or fourth aspect, second in fourth aspect is possible In realization method, which is specifically used for determining access AP from least one AP that the first AP gathers.

In conjunction with the possible realization method of the first of fourth aspect or fourth aspect, the third in fourth aspect is possible In realization method, which further includes：Transmission unit establishes request or data for sending connection to the base station controller Transmission state message, to access the base station controller.

In conjunction with the third possible realization method of fourth aspect, in the 4th kind of possible realization method of fourth aspect In, before the transmission unit sends connection foundation request or data transmission state message to the base station controller, the control Unit is additionally operable to after accessing access AP, determines that the metrical information of access AP is less than first thresholding.

In conjunction with the third possible realization method of fourth aspect, in the 5th kind of possible realization method of fourth aspect In, which is specifically used for, in the case where not had connection with the base station controller, sending to the base station controller Request is established in the connection, is connected to be rebuild with the base station controller；Or, connecting the feelings not discharged with the base station controller Under condition, the data transmission state message is sent to the base station controller, to restore and the data transmission of the base station controller.

In conjunction with the possible realization method of the first of fourth aspect or fourth aspect, the 6th kind in fourth aspect is possible In realization method, which further includes：Transmission unit, the access for sending the user equipment to the base station controller Ability indicates or access request, so that the base station controller is in the case where receiving access capability instruction or the access request Determine that the first AP gathers.

In the embodiment of the present invention, when user equipment needs to access internet by AP accesses WLAN, base station control Device can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, to be not necessarily to The password is inputted to operator request password and in access.

Description of the drawings

In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention Attached drawing is briefly described, it should be apparent that, drawings described below is only some embodiments of the present invention, for For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings Attached drawing.

Fig. 1 is the schematic flow chart of wireless local area network access method according to the ... of the embodiment of the present invention.

Fig. 2 is the schematic flow chart of wireless local area network access method according to the ... of the embodiment of the present invention.

Fig. 3 is the schematic flow chart of wireless local area network access method according to the ... of the embodiment of the present invention.

Fig. 4 is the schematic block diagram of the base station controller of the embodiment of the present invention.

Fig. 5 is the schematic block diagram of another base station controller of the embodiment of the present invention.

Fig. 6 is the schematic block diagram of the user equipment of the embodiment of the present invention.

Fig. 7 is the schematic block diagram of another user equipment of the embodiment of the present invention.

Specific implementation mode

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that the embodiment described is a part of the embodiment of the present invention, rather than whole embodiments.Based on the present invention In embodiment, the every other implementation that those of ordinary skill in the art are obtained without making creative work Example, should all belong to the scope of protection of the invention.

It should be understood that the technical solution of the embodiment of the present invention can be applied to various communication systems, such as：Global system for mobile telecommunications (Global System of Mobile communication, referred to as " GSM ") system, CDMA (Code Division Multiple Access, referred to as " CDMA ") system, wideband code division multiple access (Wideband Code Division Multiple Access, referred to as " WCDMA ") system, General Packet Radio Service (General Packet Radio Service, referred to as " GPRS "), long term evolution (Long Term Evolution, referred to as " LTE ") system, LTE frequency division duplex (Frequency Division Duplex, referred to as " FDD ") system, LTE time division duplexs (Time Division Duplex, referred to as " TDD "), logical With mobile communication system (Universal Mobile Telecommunication System, referred to as " UMTS ") etc..

UE is also referred to as mobile terminal (Mobile Terminal, MT), mobile subscriber equipment etc., can be through wirelessly connecing Networking (for example, Radio Access Network, RAN) is communicated with one or more core nets, and user equipment can be Mobile terminal, such as mobile phone (or be " honeycomb " phone) and the computer with mobile terminal, for example, it may be portable Formula, pocket, hand-held, built-in computer or vehicle-mounted mobile device.

Base station can be the base station (Base Transceiver Station, BTS) in GSM or CDMA, can also be Base station (NodeB) in WCDMA can also be that the eNB or e-NodeB in LTE, the present invention are not limited.

Base station controller can be BSC (Base Station Controller, base station controller), can also be RNC (Radio Network Controller, radio network controller) can also be eNode B (evolved Node B, evolution Base station), the present invention does not limit.Base station controller is connect with AP, can be into the interaction of row information.

WLAN AP, herein referred AP all refer to WLAN AP.User equipment can be connect by the AP with internet.The AP Can be individual AP, which, by the control and management of AC (Access Controller, access controller), can also be packet The AP for including AC functions can also be and constitute a kind of special base station with base station, the present invention does not limit.

WLAN can be Wireless Fidelity (Wireless Fidelity, WiFi), can also be Worldwide Interoperability for Microwave access mutually behaviour The property made (Worldwide interoperability for Microwave Access, WiMAX), the present invention does not limit.

Herein referred mobile network can be various communication systems, such as：Global system for mobile telecommunications (Global System Of Mobile communication, referred to as " GSM ") system, CDMA (Code Division Multiple Access, referred to as " CDMA ") system, wideband code division multiple access (Wideband Code Division Multiple Access, letter Claim " WCDMA ") it is system, General Packet Radio Service (General Packet Radio Service, referred to as " GPRS "), long-term Evolution (Long Term Evolution, referred to as " LTE ") system, LTE frequency division duplex (Frequency Division Duplex, referred to as " FDD ") system, LTE time division duplexs (Time Division Duplex, referred to as " TDD "), General Mobile are logical Letter system (Universal Mobile Telecommunication System, referred to as " UMTS ") etc..

Fig. 1 is the schematic flow chart of WLAN cut-in methods according to the ... of the embodiment of the present invention.The method of Fig. 1 is by user equipment Serving BS base station controller execute.

101, in the case where receiving access capability instruction or the access request of user equipment transmission, determine the first AP Set, wherein the first AP set includes at least one AP, and the access capability which sends is indicated for indicating the use Family equipment can access WLAN by AP.

102, gathered according to the first AP, the information that the first AP gathers is sent to the user equipment, so that the user sets The standby information according to the first AP set determines the access AP for accessing WLAN.

Optionally, the information of the first AP set includes one or more of, at least one of the first AP set At least one of at least one of the channel number of AP, the first AP set identification information of AP, the first AP set AP's The security parameter of at least one AP of beacon channel information, the first AP set, is somebody's turn to do at the transmitting signal strength of the first AP set First AP set transmission signal quality, wherein the first AP set at least one of AP beacon channel information be this first The sending time point of at least one of the AP set beacon channel of AP and period, the peace of at least one AP of the first AP set Population parameter includes the key and/or authentication type for access.

The sending time point of beacon channel refer to beacon channel relative to the reference time of mobile network cell it is opposite when Between information.The reference time of mobile network cell can be System Frame Number, can also be continuous frame number.User equipment is according to the letter The reference time for marking the relative time and mobile network cell of channel, the possible time of occurrence of beacon channel is calculated, to add The search of fast AP, such as the reference time of the mobile network cell of beacon channel is SFN (System Frame Number, system Frame number) 1, the period be 100 milliseconds, due to each SFN time spans be 10 milliseconds, so beacon channel be likely to occur reference when Between point be SFN1, SFN11, SFN21, therefore, user equipment can not have to always wait for beacon channel appearance, can refer to Time point ability removal search beacon channel accelerates search time to improve search efficiency.

Optionally, the AP in above-mentioned set, access AP identification information be can unique mark corresponding with the AP, such as Basic Service Set Identification (Basic Service Set Identifier, BSSID), service set (Service Set Identifier, SSID), extended service set identification (Extended, Service Set Identifier, ESSID), media connect Enter control address (Medium Access Control, MAC) etc..

According to above-mentioned method, when user equipment needs to access internet by AP accesses WLAN, base station control Device can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, to be not necessarily to The password is inputted to operator request password and in access.

Fig. 2 is the schematic flow chart of WLAN cut-in methods according to the ... of the embodiment of the present invention.The method of Fig. 2 is by user equipment It executes.

201, to the base station controller of the serving BS of the user equipment send the user equipment access capability instruction or Access request, so that the base station is held office, it determines the first AP collection in the case where receiving access capability instruction or access request It closes, wherein the first AP set includes at least one AP, and the access capability which sends is indicated for indicating the user Equipment can access WLAN by AP.

202, receive the information of the first AP set of base station controller transmission.

203, according to the information that the first AP gathers, determine the access AP for accessing WLAN.

Optionally, the AP in above-mentioned set, access AP identification information be can unique mark corresponding with the AP, such as BSSID, SSID, ESSID, MAC Address etc..

Fig. 3 is the schematic flow chart of WLAN cut-in methods according to the ... of the embodiment of the present invention.

301, user equipment sends access capability instruction or access to the base station controller of the serving BS of the user equipment Request.Wherein, access capability instruction is for indicating that the user equipment can access WLAN by AP.

Optionally, access capability instruction and the access request can be carried on wireless heterogeneous networks (Radio Resource Control, RRC) it connects and establishes in request message or RRC connection setup complete messages.Wherein RRC establishes request Message is a piece of news that user equipment is sent to mobile network, and it is user equipment to mobile network that RRC, which is established and completed message, First specific messages sent.Using RRC establish request message or RRC establish complete the instruction of the message bearing access capability and The access request contributes to base station controller quickly to carry out WLAN access controls according to the access request.

302, which determines the first AP collection in the case where receiving access capability instruction or access request It closes, wherein the first AP set includes at least one AP.

303, which gathers according to the first AP, and the information that the first AP gathers is sent to the user equipment.

Optionally, the information of the first AP set includes one or more of, at least one of the first AP set At least one of at least one of the channel number of AP, the first AP set identification information of AP, the first AP set AP's The hair of the security parameter of at least one AP of beacon channel information, the first AP set, at least one AP of the first AP set Penetrate signal quality, the first AP set at least one AP transmitting signal strength, wherein the first AP set at least one The beacon channel information of a AP is sending time point and the period of at least one of the first AP set beacon channel of AP, should The security parameter of at least one AP of first AP set includes the key and/or authentication type for access.

Optionally, the first AP set information can be carried on RRC connections establish message, RRC connection release message or It measures in control message.In the case where the information of the first AP set is carried on RRC connection release message, the base station controller Release is connect with the RRC of the user equipment.

304, the user equipment is in the case where receiving the information of the first AP set, at least from the first AP set The access AP for accessing WLAN is determined in one AP.

Optionally, in the case where only including an AP during the first AP gathers, which determines that access AP is to be somebody's turn to do AP.The information that the user equipment can also be gathered according to the first AP, determines one or more of：First AP gathers extremely Signal quality, the first AP at least one AP that the signal strength of a few AP, the first AP gather gather at least one The path loss of AP.Signal quality or the best AP of signal strength are as the access during the user equipment can select the first AP to gather AP, it is also an option that the AP of path loss minimum is as access AP in the first AP set.

305, which can gather in the case where receiving the information of the first AP set from the first AP The 2nd AP set is determined at least one AP, wherein the 2nd AP set includes at least one AP.

Optionally, which, can be according to the first AP in the case where receiving the information of the first AP set The information of set, determines one or more of：Signal strength, the first AP set of at least one AP of first AP set At least one AP signal quality, the first AP set at least one AP path loss.The user equipment can be according to default Condition, from the AP determined at least one AP that the first AP gathers in the 2nd AP set.For example, the user equipment can be true Determine the AP during signal quality or signal strength are gathered higher than the AP of specified threshold as the 2nd AP, which can be with The AP during signal quality or signal strength AP in the top are gathered as the 2nd AP is determined according to special ratios.It should be noted that Be the above method it is example, the method for determining AP in the 2nd AP set is not limited to the above method.

306, which gathers according to the 2nd AP, and the information that the 2nd AP gathers is sent to the base station controller.

Optionally, the information of the 2nd AP set includes：The first information and the second information, the first information include with next Kind is a variety of：The letter of at least one of at least one of the 2nd AP set signal quality of AP, the 2nd AP set AP The path loss of an AP of at least one of number intensity, the 2nd AP set, which includes one or more of：This At least one of at least one of the two AP set channel number of AP, the 2nd AP the set identification information of AP, the 2nd AP Set at least one of AP beacon channel information, the 2nd AP set in AP beacon channel information be the 2nd AP collection The sending time point of at least one of the conjunction beacon channel of AP and period.

307, which determines the 3rd AP set, the wherein third from least one AP that the 2nd AP gathers AP set includes at least one AP.

Optionally, which can determine according to preset condition from least one AP that the 2nd AP gathers 3rd AP gathers.For example, the base station controller can determine that signal quality or signal strength are higher than the AP conducts of specified threshold AP in 3rd AP set, the base station controller can also determine that signal quality or signal strength ranking are leaned on according to special ratios For preceding AP as the AP in the 3rd AP set, which can also be according at least one of the 2nd AP set AP's Other information (such as loading, return the information such as the Congestion Level SPCC of carrying) determines the AP in the 3rd AP set.It should be noted that Be the above method it is example, the method for determining AP in the 3rd AP set is not limited to the above method.

308, which gathers according to the 3rd AP, and the information that the 3rd AP gathers is sent to the user equipment.

Optionally, the information of the 3rd AP set includes one or more of, at least one of the 3rd AP set At least one of at least one of the channel number of AP, the 3rd AP set identification information of AP, the 3rd AP set AP's At least one of the security parameter of at least one AP of beacon channel information, the 3rd AP set, the 3rd AP set AP Emit signal strength, the 3rd AP set at least one of AP transmission signal quality, wherein the 3rd AP set in extremely The beacon channel information of a few AP is sending time point and the week of at least one of the 3rd AP set beacon channel of AP Phase, the security parameter of at least one AP of the 3rd AP set include key and/or authentication type for access.

309, which determines the access AP for accessing WLAN from the 3rd AP set.

Optionally, only there are one in the case of AP in the 3rd AP set, access AP is the AP.In the 3rd AP collection Signal quality or signal strength be most in the case of having more than one AP in conjunction, during which can select the 3rd AP to gather Good AP is as access AP, it is also an option that the AP of path loss minimum is as access AP in the 3rd AP set.Wherein this Signal strength, signal quality or path loss in three AP set can be that the user equipment is determined according to the information that the 3rd AP gathers 's.

It should be noted that user equipment can determine that access AP or user equipment can also lead to by executing step 304 It crosses execution step 305 to step 309 and determines access AP.It, can be with if user equipment determines access AP by executing step 304 Quickly determine access AP；If user equipment determines access AP by executing step 305 to step 309, letter can be determined Number quality and/or the better AP of signal strength.

310, the user equipment or access AP send the identification information of access AP to the base station controller.

Optionally, which can send the mark of access AP to the base station controller after determining access AP Know information, which can also be after determining access AP and accessing WLAN by access AP, to the base station controller Send the identification information of access AP.Access AP can send the access after user equipment access to the base station controller The identification information of AP.

311, which, can be according to the position of the user equipment after the identification information for receiving access AP Confidence ceases, and determines that the 4th AP gathers, and wherein the 4th AP set includes at least one AP.

Specifically, which can include at least one AP of the position where the user equipment by coverage area Coverage area and the user equipment can further can also be searched for the search model of AP by the AP being determined as in the 4th AP set Enclose the AP that adjacent at least one AP is determined as in the 4th AP set.

Optionally, all AP of the 4th AP set may belong to the first AP set or the 3rd AP set, or, this At least one of four AP set AP can be not belonging to the first AP set or the 3rd AP set.

312, which notifies the 4th AP of the user equipment to gather.The user equipment can use the 4th AP Set determines switching target or candidate target set.

Optionally, in the case that all AP belong to the first AP set or the 3rd AP set in the 4th AP set, The base station controller only can send instruction information to the user equipment, which can be according to the instruction information from The information of the 4th AP set is determined in the information of the first AP set received and/or the information of the 3rd AP set.

Optionally, gather in the 4th AP and gather identical, the base station with the first AP set or the 3rd AP Controller can notify the 4th AP of user equipment set to be equal to the first AP set or the 3rd AP set.The user equipment The first AP set or the 3rd AP can be used to gather and determine switching target or candidate target set.

Optionally, base station controller can also send the information of the 4th AP set to the user equipment.

Optionally, the information of the 4th AP set includes one or more of：At least one of 4th AP set At least one of at least one of the channel number of AP, the 4th AP set identification information of AP, the 4th AP set AP's The hair of at least one AP during security parameter, the 4th AP of at least one AP of beacon channel information, the 4th AP set gathers Penetrate signal strength, the 4th AP set at least one AP transmission signal quality, wherein the 4th AP set at least one The beacon channel information of a AP is sending time and the period of the beacon channel at least one AP that the 4th AP is integrated into, described Beacon channel sending time is the relative time relative to mobile network's reference time, at least one AP's of the 4th AP set Security parameter includes the key and/or authentication type for access.

313, which receives the first thresholding that the base station controller is sent or the first thresholding and the second thresholding.It is optional , step 313 can be performed simultaneously with following either step：Step 303, step 308, step 312.Step 313 can also be made For independent step, executed before or after step 302- step 312 either steps.

Optionally, the first thresholding and/or second thresholding can be signal qualities, can also be signal strength.The measurement Information is corresponding with first thresholding and/or the second thresholding, can be signal quality, can also be signal strength.

Optionally, in the case where the user equipment only receives first thresholding, step 321 is executed.It is set in the user In the case of receiving the first thresholding and the second thresholding, following any one group of step can be executed：Step 314 and step 320； Step 315, step 316 and step 320；Step 315, step 317, step 318, step 319 and step 320；Step 314 and step Rapid 321.

314, the user equipment is after second thresholding for receiving base station controller transmission, in the access of measurement In the case that the metrical information of AP is less than second thresholding, switching target is determined.Wherein, the user equipment is according to this second Limit, determines that the switching target can be AP, can also be the base station controller.

Specifically, user equipment needs the signal quality and/or letter that detect access AP always after accessing access AP Number intensity.If the metrical information (signal quality or signal strength) of access AP is less than second thresholding, the user equipment Measure the metrical information of at least one of the 4th AP set AP.

In the case of having the AP that at least one metrical information is not less than second thresholding in the 4th AP set, the user Equipment can determine in the AP from least one metrical information not less than second thresholding AP as switching target (such as Selection signal quality or the best AP of signal strength).

Optionally, which can also be authenticated process with the AP by the base station controller and/or be associated with Journey, so that the AP confirms the identity of the user equipment.

In the case where user equipment determines that the switching target is AP, step 320 is executed.

In the case of not having the AP that metrical information is not less than second thresholding in the 4th AP set, the user equipment is true The fixed switching target is the base station controller.In the case where user equipment determines that switching target is base station controller, step is executed Rapid 321.

315, the user equipment is after second thresholding for receiving base station controller transmission, in the access of measurement In the case that the metrical information of AP is less than second thresholding, candidate target set is determined, which includes at least one A AP.

Specifically, user equipment needs the signal quality and/or letter that detect access AP always after accessing access AP Number intensity.If the metrical information (signal quality or signal strength) of access AP is less than second thresholding, the user equipment Measure the metrical information of at least one of the 4th AP set AP.There is at least one metrical information not in the 4th AP set In the case of AP less than second thresholding, which can be not less than second thresholding from least one metrical information AP in determine the candidate target set.For example, the user equipment can determine that metrical information degree is higher than the AP of specified threshold As the AP in the candidate target set, which can also determine metrical information AP in the top according to special ratios As the AP in the candidate target set.It should be noted that the above method is example, AP in the candidate target set is determined Method be not limited to the above method.

316, which can determine switching target from least one AP of the candidate target set.

Optionally, which can also pass through at least one of the base station controller and the candidate target set AP It is authenticated and/or association process, so that at least one of candidate target set AP confirms the identity of the user equipment.Tool Body, which can send authentication information by the base station controller at least one of candidate target set AP And/or related information.The user equipment can select one from the AP for having completed association and certification in candidate target set A AP is as switching target (such as can be with the best AP of selection signal quality or signal strength).

317, which receives the candidate target set of the notification of user equipment.

Specifically, which can send instruction information to the base station controller, which can basis The instruction information determines the information of the candidate target set from the 4th AP set having determined.The user equipment can be with The information of the candidate target set is sent to the base station controller.

Optionally, the information of the candidate target set includes with third information and the 4th information, and wherein third information includes One or more of, it is at least one in the signal quality of at least one AP, the candidate target set in the candidate target set The path loss of at least one AP in the signal strength of AP, candidate target AP, the 4th information includes one or more of：The candidate At least one of the channel number of at least one of target collection AP, the candidate target set identification information of AP, the candidate The beacon channel information of at least one of target collection AP, the beacon letter of wherein at least one of candidate target set AP Road information is sending time and the period of the beacon channel at least one AP that the candidate target is integrated into, the beacon channel hair It is the relative time relative to mobile network's reference time to send the time.

318, which determines switching target from least one AP of the candidate target set.

Optionally, which can be according in the information and/or the candidate target set of the candidate target set At least one AP other informations (such as loading, return the information such as the Congestion Level SPCC of carrying), determine the switching target.Such as the base Station control can be using the best AP of selection signal quality or signal strength as switching target.

Optionally, which can also pass through at least one of the base station controller and the candidate target set AP It is authenticated and/or association process, so that at least one of candidate target set AP confirms the identity of the user equipment.Tool Body, which can send authentication information by the base station controller at least one of candidate target set AP And/or related information.The base station controller can be selected from the AP for having completed association and certification in candidate target set One AP is as switching target (such as can be with the best AP of selection signal quality or signal strength).

319, which notifies the user equipment switching target.

Specifically, which can send instruction information to the user equipment, which can be according to this Indicate that information determines the information of the switching target from the candidate target set having determined.The base station controller can also be to The user equipment sends the information of the switching target.

Optionally, the information of the switching target includes one or more of：The channel number of the switching target, the switching mesh Target identification information, the beacon channel information of the switching target, the switching target security parameter, the wherein switching target Beacon channel information be the switching target beacon channel sending time and the period, the beacon channel sending time be relative to The relative time of mobile network's reference time, the security parameter of the switching target include key and/or authentication class for access Type.

320, which is less than first thresholding in the metrical information for determining access AP, and the user equipment determines Switch in the case that target is AP, disconnect with the connection of access AP, the switching target is accessed, by the switching target into line number According to connection, internet is accessed.Further, which can also be sent to the wireless network by the identification information of the switching target Network controller.Wherein the user equipment determines that the case where switching target is AP includes：The user equipment can directly determine that this is cut Changing target can determine that the switching target or the user equipment can also connect for AP, the user equipment from the candidate target set Receive the switching target of base station controller determination.

321, which is less than first thresholding in the metrical information of determining access AP, and the user equipment needs In the case of wanting access base station controller, the connection with access AP is disconnected, the base station controller is accessed, is controlled by the base station Device carries out data connection, accesses internet.The wherein user equipment needs the case where access base station controller to include：The user sets Standby first thresholding or user equipment of only receiving determines that switching target is the base station controller according to second thresholding.

Specifically, user equipment needs the signal quality and/or letter that detect access AP always after accessing access AP Number intensity.If the metrical information (signal quality or signal strength) of access AP is less than first thresholding, user equipment can Request or data transmission state message are established to send connection to the base station controller.Specifically, the user equipment with base station Controller do not had connection in the case of, to base station controller send connection establish request, so as to the base station controller weight Build connection；In the case where being connect with the base station controller without release, disappear to the base station controller transmission data transmission state Breath, to restore and the data transmission of the base station controller, the data transmission state message include：Measurement report, cell update The message such as request, further, it can also include for indicating WLAN not which, which establishes request or the data transmission state message, Available instruction information.Connection foundation request is sent in base station controller or data mode restores instruction in the user equipment Afterwards, which can disconnect and the connection of access AP, access the base station controller, by the base station controller into line number According to connection, internet is accessed.

Optionally, if user equipment does not receive the signal quality or signal of the configuration of the first handoff threshold or access AP Intensity less than the first handoff threshold but accesses AP signal qualities or signal strength with through being not enough to support the user equipment not yet When data transmission, then user equipment directly can also can send connection to the base station controller and establish request or data biography Defeated status message.Specifically, which sends out in the case where not had connection with base station controller to base station controller It send connection to establish request, is connected to be rebuild with the base station controller；It is connecting the case where not discharging with the base station controller Under, to the base station controller transmission data transmission state message, to restore and the data transmission of the base station controller, the data Transmission state message includes：Measurement report, the message such as cell update request, further, which establishes request or the data pass Defeated status message can also include for indicating the not available instruction information of WLAN.It is sent in base station controller in the user equipment Request is established in connection or data mode is restored after indicating, which can disconnect and the connection of access AP, and access should Base station controller carries out data connection by the base station controller, accesses internet.

Optionally, the AP in above-mentioned set, access AP and switch target identification information be can it is corresponding with the AP only One mark, such as BSSID, SSID, ESSID, MAC Address etc..

According to the above method, when user equipment needs to access internet by AP accesses WLAN, base station controller Can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, thus without the need for The password is inputted to operator request password and in access.

According to the above method, the AP that base station controller can be switched with notifying user equipment is used for assisting user equipment In the case where accessing the signal quality or poor signal strength of AP, the AP or base station controller that can switch are accessed.User sets It is standby to be directly accessed the AP or base station controller that can switch, without the AP that can switch to operator request password simultaneously The password is inputted in switching, keeps the process of switching more smooth, smooth.

Fig. 4 is the schematic block diagram of the base station controller of the embodiment of the present invention.Base station controller 400 is the service of user equipment The base station controller of base station can execute the step of base station controller executes in the above method.Base station controller 400 includes：It connects Receive unit 401, control unit 402, transmission unit 403.

Receiving unit 401, the access capability instruction for receiving user equipment transmission or access request.

Control unit 402, access capability instruction or access for receiving user equipment transmission in receiving unit 401 In the case of request, determine that the first AP gathers.

Transmission unit 403, the first AP for being determined according to control unit 402 gather, and being sent to the user equipment should The information of first AP set, so that the information that the user equipment is gathered according to the first AP determines the access for accessing WLAN AP。

According to base station controller 400, when user equipment needs to access internet by AP accesses WLAN, base station control Device processed can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, from without It needs to input the password to operator request password and in access.

Fig. 5 is the schematic block diagram of another base station controller of the embodiment of the present invention.Base station controller 500 is user equipment The base station controller of serving BS can execute the step of base station controller executes in the above method.Base station controller 500 is base One embodiment of station control 400.Base station controller 500 includes：Receiving unit 501, control unit 502, transmission unit 503。

Receiving unit 501, the access capability instruction for receiving user equipment transmission or access request.Wherein, the access Ability is indicated for indicating that the user equipment can access WLAN by AP.

Control unit 502, for receiving access capability instruction in receiving unit 501 or in the case of access request, Determine that the first AP gathers, wherein the first AP set includes at least one AP.

Transmission unit 503, the first AP set for being determined according to control unit, to the user equipment send this first The information of AP set.

Optionally, the information of the first AP set includes one or more of, at least one of the first AP set At least one of at least one of the channel number of AP, the first AP set identification information of AP, the first AP set AP's The security parameter of at least one AP of beacon channel information, the first AP set, is somebody's turn to do at the transmitting signal strength of the first AP set First AP set transmission signal quality, wherein the first AP set at least one of AP beacon channel information be this first The sending time point of at least one of the AP set beacon channel of AP and period, the peace of at least one AP of the first AP set Population parameter includes the key and/or authentication type for access.Optionally, the information of the first AP set can be carried on RRC Connection is established message, RRC connection release message or is measured in control message.RRC is carried in the information of the first AP set to connect In the case of connecing release message, base station controller release is connect with the RRC of the user equipment.

Receiving unit 501 is additionally operable to receive the information of the 2nd AP set of user equipment transmission.

Control unit 502 is additionally operable to determine the 3rd AP set in from the 2nd AP gathering, and wherein the 3rd AP set includes At least one AP.

Optionally, control unit 502 can determine the according to preset condition from least one AP that the 2nd AP gathers Three AP gather.For example, control unit 502 can determine signal quality or signal strength higher than specified threshold AP as this AP in three AP set, control unit 502 can also determine that signal quality or signal strength are in the top according to special ratios AP as the 3rd AP gather in AP, control unit 502 can also according to the 2nd AP gather at least one of AP other Information (such as loading, return the information such as the Congestion Level SPCC of carrying) determines the AP in the 3rd AP set.On it should be noted that The method of stating is example, and the method for determining AP in the 3rd AP set is not limited to the above method.

Transmission unit 503 is additionally operable to just set the information transmission for the 3rd AP set that control unit 502 determines to the user It is standby.

Receiving unit 501 is additionally operable to receive user equipment or accesses the identification information for the access AP that AP is sent.

Optionally, can be the user equipment determine access AP from the first AP set, and access AP can be with It is that the user equipment is determined from the 3rd AP set.If user equipment determines access AP from the first AP set, It can quickly determine access AP；If user equipment determines access AP from the 3rd AP set, signal matter can be determined Amount and/or the better AP of signal strength.

Control unit 502 is additionally operable to after the identification information that receiving unit 501 receives access AP, according to the use The location information of family equipment determines that the 4th AP gathers, and wherein the 4th AP set includes at least one AP.

Specifically, coverage area can be included at least one AP of the position where the user equipment by control unit 502 Coverage area and the user equipment can further can also be searched for the search model of AP by the AP being determined as in the 4th AP set Enclose the AP that adjacent at least one AP is determined as in the 4th AP set.

Transmission unit 503 is additionally operable to that the 4th AP of the user equipment is notified to gather.The user equipment can use the 4th AP set determines switching target or candidate target set.

Optionally, in the case that all AP belong to the first AP set or the 3rd AP set in the 4th AP set, Transmission unit 503 only can send instruction information to the user equipment, which can be according to the instruction information from The information of the 4th AP set is determined in the information of the first AP set received and/or the information of the 3rd AP set.

Optionally, transmission list identical with the first AP set or the 3rd AP set is gathered in the 4th AP Member 503 can notify the 4th AP of user equipment set to be equal to the first AP set or the 3rd AP set.The user equipment The first AP set or the 3rd AP can be used to gather and determine switching target or candidate target set.

Transmission unit 503 is additionally operable to send the first thresholding or the first thresholding and the second thresholding to the user equipment.

Optionally, transmission unit 503 can be by first thresholding or first thresholding and second thresholding and the first AP collection The information of the information of conjunction or the 3rd AP set is sent simultaneously, or in the letter of the information or the 3rd AP set that send the first AP set It is sent before or after breath.Transmission unit 503 can also when notifying the 4th AP to gather and meanwhile send first thresholding or this One thresholding and second thresholding can also send first thresholding or first thresholding before or after notifying the 4th AP to gather Or second thresholding.

Receiving unit 501 is additionally operable to receive the candidate target set of the notification of user equipment.

Specifically, receiving unit 501 can receive the instruction information of user equipment transmission, and control unit 502 can root According to the instruction information, the information of the candidate target set is determined from the 4th AP set having determined.Receiving unit 501 may be used also To receive the information of the candidate target set of user equipment transmission.

Control unit 502 is additionally operable to determine switching target from least one AP of the candidate target set.

Optionally, control unit 502 can according in the information and/or the candidate target set of the candidate target set extremely A few AP other information (such as loading, return the information such as the Congestion Level SPCC of carrying), determines the switching target.Such as control is single Member 502 can be using the best AP of selection signal quality or signal strength as switching target.

Receiving unit 501 is additionally operable to receive the authentication information and/or related information of user equipment transmission, transmission unit 503, it is additionally operable to forward the authentication information and/or related information at least one of candidate target set AP.Control unit 502, it is additionally operable to select one AP as target is switched from the AP for having completed association and/or certification (such as can to select to believe Number quality or the best AP of signal strength).

Transmission unit 503 is additionally operable to the switching goal notification for determining control unit 502 to the user equipment.

Specifically, transmission unit 503 can send instruction information to the user equipment, which can refer to according to this Show that information determines the information of the switching target from the candidate target set having determined.Transmission unit 503 can also be to this User equipment sends the information of the switching target.

Optionally, the information of the switching target includes one or more of：The channel number of the switching target, the switching mesh The security parameter of target identification information, the beacon channel information of the switching target, the switching target, the wherein letter of the switching target Sending time and the period of the beacon channel that channel information is the switching target are marked, which is relative to shifting The relative time of dynamic network reference time, the security parameter of the switching target includes key and/or authentication type for access.

Receiving unit 501, it is AP to be additionally operable in switching target and the AP is in the case that the user equipment determines, to receive The identification information for the switching target that the user equipment and/or the switching target are sent.

Request or data transmission state message are established in receiving unit 501, the connection for being additionally operable to receive user equipment transmission.

Control unit 502 is additionally operable to, in the case where receiving unit 501 receives connection and establishes request, set with the user It is standby to re-establish connection.Alternatively, control unit 502, is additionally operable to receive the feelings of data transmission state message in receiving unit 501 Under condition, restore to connect with the user equipment.

Optionally, which includes：Measurement report, the message such as cell update request, further, the company It can also includes for indicating the not available instruction information of WLAN to connect foundation request or the data transmission state message.

Optionally, the AP in above-mentioned set, access AP, switch target identification information be can be corresponding with the AP unique Mark, such as BSSID, SSID, ESSID, MAC Address etc..

According to base station controller 500, when user equipment needs to access internet by AP accesses WLAN, base station control Device processed can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, from without It needs to input the password to operator request password and in access.

According to base station controller 500, the AP that base station controller can be switched with notifying user equipment, for assisting user Equipment accesses the AP or base station controller that can switch in the case where accessing the signal quality or poor signal strength of AP.With Family equipment can be directly accessed the AP or base station controller that can switch, without the close of the AP that can switch to operator request Code simultaneously inputs the password in switching, keeps the process of switching more smooth, smooth.

Fig. 6 is the schematic block diagram of the user equipment of the embodiment of the present invention.User equipment 600 can execute in the above method The step of user equipment executes.User equipment 600 includes：Transmission unit 601, receiving unit 602, control unit 603.

Transmission unit 601, the base station controller for the serving BS to the user equipment send connecing for the user equipment Enter ability instruction or access request, so that it is held office in the case where receiving access capability instruction or access request in the base station Determine that the first AP gathers, wherein the first AP set includes at least one AP, and the access capability instruction which sends is used In expression, the user equipment can access WLAN by AP.

Receiving unit 602, the information of the first AP set for receiving base station controller transmission.

Control unit 603, the information for being gathered according to the first AP determine the access AP for accessing WLAN.

According to user equipment 600, when user equipment needs to access internet by AP accesses WLAN, base station control Device can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, to be not necessarily to The password is inputted to operator request password and in access.

Fig. 7 is the schematic block diagram of another user equipment of the embodiment of the present invention.User equipment 700 can execute the above method The step of middle user equipment executes.User equipment 700 is one embodiment of user equipment 600.User equipment 700 includes：Hair Send unit 701, receiving unit 702, control unit 703.

Transmission unit 701, for user equipment 700 serving BS base station controller send access capability instruction or Access request.Wherein, access capability instruction is for indicating that user equipment 700 can access WLAN by AP.

Receiving unit 702, with the reception base station controller the case where receiving access capability instruction or access request Under, the information of the first AP set determined, the wherein first base station includes at least one AP.

Control unit 703, for determining the access for accessing WLAN from least one AP of the first AP received AP。

Optionally, in the case where only including an AP during the first AP gathers, control unit 703 determines that access AP is to be somebody's turn to do AP.The information that control unit 703 can also be gathered according to the first AP, determines one or more of：First AP set The signal quality of at least one AP of the signal strength of at least one AP, the first AP set, at least the one of the first AP set The path loss of a AP.Signal quality or the best AP of signal strength are used as this during control unit 703 can select the first AP to gather AP is accessed, it is also an option that the AP of path loss minimum is as access AP in the first AP set.

Control unit 703 can be also used for determining the 2nd AP from least one AP that the first AP received gathers Set, wherein the 2nd AP set includes at least one AP.

Optionally, control unit 703, the information that can be gathered according to the first AP, determine one or more of：This Signal quality, the first AP collection of the signal strength of at least one AP of one AP set, at least one AP of the first AP set The path loss of at least one AP closed.Control unit 703 can be according to preset condition, from least one AP that the first AP gathers Determine the AP in the 2nd AP set.For example, control unit 703 can determine that signal quality or signal strength are higher than certain threshold The AP of value can also determine signal quality or signal as the AP in the 2nd AP set, control unit 703 according to special ratios Intensity AP in the top is as the AP in the 2nd AP set.It should be noted that the above method is example, determine this second The method of AP is not limited to the above method in AP set.

Transmission unit 701 can be also used for being gathered according to the 2nd AP, and the 2nd AP set is sent to the base station controller Information.

Receiving unit 702 can be also used for receiving the 3rd AP collection that the base station controller is determined from the 2nd AP set The information of conjunction.

Control unit 703 can be also used for determining for accessing WLAN's from least one AP that the 3rd AP gathers Access AP.

Optionally, only there are one in the case of AP in the 3rd AP set, access AP is the AP.In the 3rd AP collection In the case of having more than one AP in conjunction, signal quality or signal strength during control unit 703 can select the 3rd AP to gather Best AP is as access AP, it is also an option that the AP of path loss minimum is as access AP in the 3rd AP set.Wherein should Signal strength, signal quality or path loss in 3rd AP set can be the information that control unit 703 is gathered according to the 3rd AP Determining.

It should be noted that user equipment directly can determine that access AP or user equipment may be used also from the first AP set To determine access AP by the 2nd AP set and the 3rd AP set.If user equipment directly determines access from the first AP set AP then can quickly determine access AP；If user equipment determines access AP by the 2nd AP set and the 3rd AP set, It can determine signal quality and/or the better AP of signal strength.

Transmission unit 701 is additionally operable to send the identification information of access AP to the base station controller.

Receiving unit 702, the 4th AP for being additionally operable to receive base station controller notice are combined.

Optionally, in the case that all AP belong to the first AP set or the 3rd AP set in the 4th AP set, Receiving unit 702 can receive the instruction information that the base station controller is sent to user equipment 700, and control unit 703 can root Determined in the information that the information gathered from the first AP that has been received according to the instruction information and/or the 3rd AP gather this The information of four AP set.

Optionally, reception list identical with the first AP set or the 3rd AP set is gathered in the 4th AP The notice that member 702 can receive the base station controller, the notice for indicate the 4th AP set be equal to the first AP set or 3rd AP gathers.User equipment 700 can use the first AP set or the 3rd AP to gather and determine switching target or candidate Target collection.

Optionally, receiving unit 702 can receive the information of the 4th AP set.

Receiving unit 702 is additionally operable to receive the first thresholding of base station controller transmission or the first thresholding and the second thresholding.

Control unit 703 is additionally operable to after receiving unit 702 receives second thresholding, in the access AP of measurement Metrical information less than in the case of second thresholding, determining switching target.Wherein, control unit 703 is according to second thresholding, It determines that the switching target can be AP, can also be the base station controller.

Specifically, after accessing access AP, control unit 703 needs to detect the signal of access AP always user equipment Quality and/or signal strength.If the metrical information (signal quality or signal strength) of access AP is less than second thresholding, Control unit 703 measures the metrical information of at least one of the 4th AP set AP.

In the case of having the AP that at least one metrical information is not less than second thresholding in the 4th AP set, control is single Member 703 can determine an AP as switching target (example in the AP from least one metrical information not less than second thresholding Such as selection signal quality or the best AP of signal strength).

Optionally, user equipment 700 can also be authenticated process with the AP by the base station controller and/or be associated with Journey, so that the AP confirms the identity of the user equipment.

In the case of there is no the AP that metrical information is not less than second thresholding in the 4th AP set, control unit 703 Determine that the switching target is the base station controller.

Control unit 703 is additionally operable to after receiving unit 702 receives second thresholding, in the access AP of measurement Metrical information less than in the case of second thresholding, determine candidate target set, which includes at least one AP。

Specifically, after accessing access AP, control unit 703 needs to detect the signal of access AP always user equipment Quality and/or signal strength.If the metrical information (signal quality or signal strength) of access AP is less than second thresholding, Control unit 703 measures the metrical information of at least one of the 4th AP set AP.Have at least one in the 4th AP set In the case of AP of a metrical information not less than second thresholding, control unit 703 can be from least one metrical information not Less than determining candidate target set in the AP of second thresholding.For example, control unit 703 can determine that metrical information degree is higher than The AP of specified threshold can also be determined according to special ratios and be measured as the AP in the candidate target set, control unit 703 The forward AP of information rank is as the AP in the candidate target set.It should be noted that the above method is example, determining should The method of AP is not limited to the above method in candidate target set.

Control unit 703 can be also used for determining switching target from least one AP of the candidate target set.

Optionally, user equipment 700 can also pass through at least one of the base station controller and the candidate target set AP is authenticated and/or association process, so that at least one of candidate target set AP confirms the identity of the user equipment. Transmission unit 701 can be also used for send at least one of candidate target set AP by the base station controller Authentication information and/or related information.Control unit 703 can be from the AP for having completed association and certification in candidate target set It is middle to select an AP as switching target (such as be with the best AP of selection signal quality or signal strength).

Transmission unit 701 can be also used for notifying the base station controller candidate target set.

Optionally, transmission unit 701 can send instruction information to the base station controller, which can basis The instruction information determines the information of the candidate target set from the 4th AP set having determined.Transmission unit 701 may be used also To send the information of the candidate target set to the base station controller.

Optionally, user equipment 700 can also pass through at least one of the base station controller and the candidate target set AP is authenticated and/or association process, so that at least one of candidate target set AP confirms the identity of the user equipment. Specifically, transmission unit 701 can send certification by the base station controller at least one of candidate target set AP Information and/or related information.The base station controller can be from the AP for having completed association and certification in candidate target set Select an AP as switching target (such as can be with the best AP of selection signal quality or signal strength).

Receiving unit 702 can be also used for the switching target for receiving base station controller notice.

Specifically, receiving unit 702 can receive the instruction information that the base station controller is sent to the user equipment, control Unit 703 can determine the information of the switching target according to the instruction information from the candidate target set having determined.It connects The information for the switching target that the base station controller is sent to the user equipment can be received by receiving unit 702.

Optionally, the information of the candidate target set includes one or more of：The channel number of the switching target, this cuts Change the identification information of target, the beacon channel information of the switching target, the switching target security parameter, the wherein switching target Beacon channel information be the switching target beacon channel sending time and the period, the beacon channel sending time be phase Include key and/or mirror for access for the relative time of mobile network's reference time, the security parameter of the switching target Weigh type.

Control unit 703 can be also used for being less than first thresholding in the metrical information for determining access AP, and control single In the case that member 703 determines that switching target is AP, the connection with access AP is disconnected, the switching target is accessed, passes through the switching Target carries out data connection, accesses internet.Further, transmission unit 701 can be also used for believing the mark of the switching target Breath is sent to the radio network controller.Wherein control unit 703 determines that the case where switching target is AP includes：Control unit 703 can directly determine that the switching target is AP, control unit 703 can determine the switching target from the candidate target set Or receiving unit 702 can also receive the switching target of base station controller determination.

Control unit 703 can be also used for being less than first thresholding, and the use in the metrical information of determining access AP In the case that family equipment needs access base station controller, the connection with access AP is disconnected, the base station controller is accessed, by this Base station controller carries out data connection, accesses internet.The wherein user equipment needs the case where access base station controller to include： Receiving unit 702 only receives first thresholding or control unit 703 and determines that switching target is the base station according to second thresholding Controller.

Specifically, after accessing access AP, control unit 703 needs to detect access AP's always user equipment 700 Signal quality and/or signal strength.If the metrical information (signal quality or signal strength) of access AP is less than this first Limit, then transmission unit 701, can be also used for sending connection foundation request or data transmission state message to the base station controller. Specifically, the user equipment in the case where not had connection with base station controller, to base station controller send out by transmission unit 701 It send connection to establish request, is connected to be rebuild with the base station controller；It is connecting the case where not discharging with the base station controller Under, transmission unit 701 is to the base station controller transmission data transmission state message, to restore and the data of the base station controller Transmission, the data transmission state message include：Measurement report, the message such as cell update request, further, which establishes request Or the base station data transmission state message can also include for indicating the not available instruction information of WLAN.In transmission unit 701 After sending connection to base station controller and establishing request or data mode recovery instruction, control unit 703 can control disconnection With the connection of access AP, the base station controller is accessed, data connection is carried out by the base station controller, accesses internet.

Optionally, if receiving unit 702 does not receive the configuration of the first handoff threshold or control unit 703 determines access There are no the signal qualities or signal strength less than the first handoff threshold but access AP to pass through for the signal quality or signal strength of AP When being not enough to support 700 data transmission of user equipment, then transmission unit 701 can also directly can be sent out to the base station controller Connection is sent to establish request or data transmission state message.Specifically, which is not connecting with base station controller In the case of, transmission unit 701 sends connection to base station controller and establishes request, is connected to be rebuild with the base station controller； In the case where being connect with the base station controller without release, transmission unit 701 transmits shape to the base station controller transmission data State message, to restore and the data transmission of the base station controller, the data transmission state message include：Measurement report, cell The message such as update request, further, it can also include being used for table which, which establishes request or the base station data transmission state message, Show the not available instruction information of WLAN.In transmission unit 701 connection foundation request or data mode are being sent to base station controller After restoring instruction, control unit 703 can control disconnection and the connection of access AP, the base station controller be accessed, by this Base station controller carries out data connection, accesses internet.

According to user equipment 700, when user equipment needs to access internet by AP accesses WLAN, base station control Device can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, to be not necessarily to The password is inputted to operator request password and in access.

According to user equipment 700, the AP that base station controller can be switched with notifying user equipment, for assisting user to set For in the case where accessing the signal quality or poor signal strength of AP, the AP or base station controller that can switch are accessed.User Equipment can be directly accessed the AP or base station controller that can switch, without the password for the AP that can switch to operator request And the password is inputted in switching, keep the process of switching more smooth, smooth.

Another embodiment of the present invention provides a kind of base station controller.The base station controller is the serving BS of user equipment Base station controller can execute the step of base station controller executes in the above method.Base station controller includes：Receiver, processing Device, transmitter.

The receiver, the access capability instruction for receiving user equipment transmission or access request.Wherein, the access capability Instruction is for indicating that the user equipment can access WLAN by AP.

The processor determines for receiving access capability instruction in the receiver or in the case of access request One AP gathers, and wherein the first AP set includes at least one AP.

The transmitter, the first AP for being determined according to control unit gather, and the first AP is sent to the user equipment The information of set.

The receiver is additionally operable to receive the information of the 2nd AP set of user equipment transmission.

The processor is additionally operable to determine the 3rd AP set in from the 2nd AP gathering, and wherein the 3rd AP set includes extremely A few AP.

Optionally, which can determine third according to preset condition from least one AP that the 2nd AP gathers AP gathers.For example, the processor can determine the AP of signal quality or signal strength higher than specified threshold as the 3rd AP AP in set, the processor can also determine signal quality or signal strength AP in the top as according to special ratios AP in three AP set, the other information which at least one of can also gather AP according to the 2nd AP are (such as negative Carry, return the information such as the Congestion Level SPCC of carrying) determine the 3rd AP set in AP.It should be noted that the above method is example Son, the method for determining AP in the 3rd AP set are not limited to the above method.

The transmitter is additionally operable to just give the information transmission for the 3rd AP set that the processor determines to the user equipment.

The receiver is additionally operable to receive user equipment or accesses the identification information for the access AP that AP is sent.

The processor is additionally operable to after the identification information that the receiver receives access AP, according to the user equipment Location information, determine the 4th AP gather, wherein the 4th AP set include at least one AP.

Specifically, which can include that at least one AP of the position where the user equipment is determined by coverage area Coverage area, can further can also be searched for the search range phase of AP by the AP in gathering for the 4th AP with the user equipment Adjacent at least one AP is determined as the AP in the 4th AP set.

The transmitter is additionally operable to that the 4th AP of the user equipment is notified to gather.The user equipment can use the 4th AP Set determines switching target or candidate target set.

Optionally, in the case that all AP belong to the first AP set or the 3rd AP set in the 4th AP set, The transmitter only can send instruction information to the user equipment, which can be received from according to the instruction information To the first AP set information and/or the 3rd AP set information in determine the 4th AP set information.

Optionally, gather in the 4th AP and gather identical, the transmission with the first AP set or the 3rd AP Device can notify the 4th AP of user equipment set to be equal to the first AP set or the 3rd AP set.The user equipment can be with Gathered using the first AP set or the 3rd AP and determines switching target or candidate target set.

The transmitter is additionally operable to send the first thresholding or the first thresholding and the second thresholding to the user equipment.

Optionally, which can gather first thresholding or first thresholding and second thresholding and the first AP Information or the 3rd AP set information send simultaneously, send the first AP set information or the 3rd AP gather information it It is preceding or send later.The transmitter can also simultaneously be sent when notifying the 4th AP to gather first thresholding or first thresholding with Second thresholding, can also notify the 4th AP gather before or after send first thresholding or first thresholding or this second Thresholding.

The receiver is additionally operable to receive the candidate target set of the notification of user equipment.

Specifically, receiver can receive the instruction information of user equipment transmission, which can be according to the instruction Information determines the information of the candidate target set from the 4th AP set having determined.The receiver can also receive the use The information for the candidate target set that family equipment is sent.

The processor is additionally operable to determine switching target from least one AP of the candidate target set.

Optionally, the processor can according in the information and/or the candidate target set of the candidate target set at least One AP other information (such as loading, return the information such as the Congestion Level SPCC of carrying), determines the switching target.Such as the processor It can be using the best AP of selection signal quality or signal strength as switching target.

The receiver is additionally operable to receive the authentication information and/or related information of user equipment transmission, which goes back For forwarding the authentication information and/or related information at least one of candidate target set AP.The processor, be additionally operable to from Completed select in the AP of association and/or certification one AP as switch target (such as can be with selection signal quality or signal The best AP of intensity).

The transmitter is additionally operable to the switching goal notification for determining the processor to the user equipment.

Specifically, which can send instruction information to the user equipment, which can be according to the instruction Information determines the information of the switching target from the candidate target set having determined.The transmitter can also be set to the user Preparation gives the information of the switching target.

Optionally, the information of the switching target includes one or more of：The channel number of the switching target, the switching mesh The security parameter of target identification information, the beacon channel information of the switching target, the switching target, the wherein letter of the switching target Mark channel information be the switching target beacon channel sending time and the period, the beacon channel sending time be relative to The relative time of mobile network's reference time, the security parameter of the switching target include key and/or authentication class for access Type.

The receiver, it is AP to be additionally operable in switching target and the AP is in the case that the user equipment determines, to receive the use The identification information for the switching target that family equipment and/or the switching target are sent.

Request or data transmission state message are established in the receiver, the connection for being additionally operable to receive user equipment transmission.

The processor is additionally operable in the case where the receiver receives connection and establishes request, again with the user equipment Establish connection.Alternatively, the processor, is additionally operable in the case where the receiver receives data transmission state message, with the use Family equipment restores connection.

According to the base station controller, when user equipment needs to access internet by AP accesses WLAN, base station control Device processed can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, from without It needs to input the password to operator request password and in access.

According to the base station controller, the AP that base station controller can be switched with notifying user equipment, for assisting user Equipment accesses the AP or base station controller that can switch in the case where accessing the signal quality or poor signal strength of AP.With Family equipment can be directly accessed the AP or base station controller that can switch, without the close of the AP that can switch to operator request Code simultaneously inputs the password in switching, keeps the process of switching more smooth, smooth.

Another embodiment of the present invention provides a kind of user equipment.The user equipment can execute user equipment in the above method The step of execution.The user equipment includes：Transmitter, receiver, processor.

The transmitter, the base station controller for the serving BS to the user equipment send access capability instruction or access Request.Wherein, access capability instruction is for indicating that the user equipment can access WLAN by AP.

The receiver, with the reception base station controller in the case where receiving access capability instruction or access request, The information of determining the first AP set, the wherein first base station includes at least one AP.

Optionally, the information of the first AP set includes one or more of, at least one of the first AP set At least one of at least one of the channel number of AP, the first AP set identification information of AP, the first AP set AP's The hair of the security parameter of at least one AP of beacon channel information, the first AP set, at least one AP of the first AP set Penetrate signal quality, the first AP set at least one AP transmitting signal strength, wherein the first AP set at least one The beacon channel information of a AP is sending time point and the period of at least one of the first AP set beacon channel of AP, should The security parameter of at least one AP of first AP set includes being used for key and/or authentication type.

The processor, for determining the access AP for accessing WLAN from least one AP of the first AP received.

Optionally, in the case where only including an AP during the first AP gathers, which determines that access AP is the AP. The information that the processor can also be gathered according to the first AP, determines one or more of：At least the one of first AP set At least one AP's that signal quality, the first AP of at least one AP of the signal strength of a AP, the first AP set gathers Path loss.Signal quality or the best AP of signal strength are as access AP during the processor can select the first AP to gather, also The AP of path loss minimum is as access AP during the first AP can be selected to gather.

The processor can be also used for determining the 2nd AP collection from least one AP that the first AP received gathers It closes, wherein the 2nd AP set includes at least one AP.

Optionally, processor, the information that can be gathered according to the first AP, determines one or more of：This first The signal strength of at least one AP of AP set, the signal quality of at least one AP of the first AP set, the first AP set At least one AP path loss.The processor can be determined according to preset condition from least one AP that the first AP gathers AP in 2nd AP set.For example, the processor can determine that signal quality or signal strength are higher than the AP of specified threshold AP in gathering as the 2nd AP, the processor can also determine that signal quality or signal strength ranking are leaned on according to special ratios Preceding AP is as the AP in the 2nd AP set.It should be noted that the above method is example, AP in the 2nd AP set is determined Method be not limited to the above method.

The transmitter can be also used for being gathered according to the 2nd AP, send what the 2nd AP gathered to the base station controller Information.

The receiver can be also used for receiving what the 3rd AP that the base station controller is determined from the 2nd AP set gathered Information.

The processor can be also used for determining the access for accessing WLAN from least one AP that the 3rd AP gathers AP。

Optionally, only there are one in the case of AP in the 3rd AP set, access AP is the AP.In the 3rd AP collection In the case of having more than one AP in conjunction, signal quality or signal strength are best during which can select the 3rd AP to gather AP as access AP, it is also an option that the AP of path loss minimum is as access AP in the 3rd AP set.The wherein third Signal strength, signal quality or path loss in AP set can be that the processor is determined according to the 3rd AP information gathered.

The transmitter is additionally operable to send the identification information of access AP to the base station controller.

The receiver, the 4th AP for being additionally operable to receive base station controller notice are combined.

Optionally, in the case that all AP belong to the first AP set or the 3rd AP set in the 4th AP set, The receiver can receive the instruction information that the base station controller is sent to the user equipment, which can be according to the instruction The 4th AP set is determined in the information that the information and/or the 3rd AP that information is gathered from the first AP having been received are gathered Information.

Optionally, gather in the 4th AP and gather identical, the reception with the first AP set or the 3rd AP Device can receive the notice of the base station controller, the notice for indicate the 4th AP set be equal to the first AP set or this Three AP gather.The user equipment can use the first AP set or the 3rd AP to gather and determine switching target or candidate target collection It closes.

Optionally, which can receive the information of the 4th AP set.

The receiver is additionally operable to receive the first thresholding of base station controller transmission or the first thresholding and the second thresholding.

The processor is additionally operable to after the receiver receives second thresholding, in the measurement of the access AP of measurement In the case that information is less than second thresholding, switching target is determined.Wherein, which determines that this is cut according to second thresholding It can be AP to change target, can also be the base station controller.

Specifically, after accessing access AP, which needs to detect the signal matter of access AP always user equipment Amount and/or signal strength.It, should if the metrical information (signal quality or signal strength) of access AP is less than second thresholding Processor measures the metrical information of at least one of the 4th AP set AP.

In the case of having the AP that at least one metrical information is not less than second thresholding in the 4th AP set, the processing Device can determine that AP (such as is selected as switching target in the AP from least one metrical information not less than second thresholding Select signal quality or the best AP of signal strength).

In the case of not having the AP that metrical information is not less than second thresholding in the 4th AP set, which determines The switching target is the base station controller.

The processor is additionally operable to after the receiver receives second thresholding, in the measurement of the access AP of measurement In the case that information is less than second thresholding, candidate target set is determined, which includes at least one AP.

Specifically, after accessing access AP, which needs to detect the signal matter of access AP always user equipment Amount and/or signal strength.It, should if the metrical information (signal quality or signal strength) of access AP is less than second thresholding Processor measures the metrical information of at least one of the 4th AP set AP.There is at least one measurement in the 4th AP set Information not less than second thresholding AP in the case of, the processor can from least one metrical information not less than this second The candidate target set is determined in the AP of thresholding.For example, the processor can determine metrical information degree higher than specified threshold AP can also determine metrical information AP in the top as the AP in the candidate target set, the processor according to special ratios As the AP in the candidate target set.It should be noted that the above method is example, AP in the candidate target set is determined Method be not limited to the above method.

The processor can be also used for determining switching target from least one AP of the candidate target set.

Optionally, which can also pass through at least one of the base station controller and the candidate target set AP It is authenticated and/or association process, so that at least one of candidate target set AP confirms the identity of the user equipment.It should Transmitter can be also used for that certification letter can be sent at least one of candidate target set AP by the base station controller Breath and/or related information.The processor can select one from the AP for having completed association and certification in candidate target set A AP is as switching target (such as can be with the best AP of selection signal quality or signal strength).

The transmitter can be also used for notifying the base station controller candidate target set.

Optionally, which can send instruction information to the base station controller, which can be according to this Indicate that information determines the information of the candidate target set from the 4th AP set having determined.The transmitter can also be to this Base station controller sends the information of the candidate target set.

The receiver can be also used for the switching target for receiving base station controller notice.

Specifically, which can receive the instruction information that the base station controller is sent to the user equipment, the processing Device can determine the information of the switching target according to the instruction information from the candidate target set having determined.The receiver The information for the switching target that the base station controller is sent to the user equipment can be received.

Optionally, the information of the candidate target set includes one or more of：The channel number of the switching target, this cuts Change the identification information of target, the beacon channel information of the switching target, the switching target security parameter, the wherein switching target Beacon channel information be the switching target beacon channel sending time and the period, the beacon channel sending time be phase For the relative time of mobile network's reference time, the security parameter of the switching target includes key and/or mirror for access Weigh type.

The processor can be also used for being less than first thresholding, and the processor in the metrical information for determining access AP In the case of determining that switching target is AP, disconnect with the connection of access AP, access the switching target, by the switching target into Row data connection accesses internet.Further, the transmitter can be also used for the identification information of the switching target being sent to The radio network controller.Wherein the processor determines that the case where switching target is AP includes：The processor can be determined directly The switching target is AP, the processor can determine that the switching target or the receiver can also connect from the candidate target set Receive the switching target of base station controller determination.

The processor can be also used for being less than first thresholding, and the user in the metrical information of determining access AP In the case that equipment needs access base station controller, the connection with access AP is disconnected, the base station controller is accessed, passes through the base Station control carries out data connection, accesses internet.The wherein user equipment needs the case where access base station controller to include：It should Receiver only receives first thresholding or the processor and determines that switching target is the base station controller according to second thresholding.

Specifically, after accessing access AP, which needs to detect the signal of access AP always the user equipment Quality and/or signal strength.If the metrical information (signal quality or signal strength) of access AP is less than first thresholding, The transmitter can be also used for sending connection foundation request or data transmission state message to the base station controller.Specifically, In the case where not had connection with base station controller, which sends connection to base station controller and establishes the user equipment Request connects to be rebuild with the base station controller；In the case where being connect with the base station controller without release, the transmitter To the base station controller transmission data transmission state message, to restore and the data transmission of the base station controller, the data pass Defeated status message includes：Measurement report, the message such as cell update request, further, which establishes request or the base station data Transmission state message can also include for indicating the not available instruction information of WLAN.It is sent out to base station controller in the transmitter Connection is sent to establish after request or data mode recovery instruction, which can control disconnection and the connection of access AP, connect Enter the base station controller, data connection is carried out by the base station controller, accesses internet.

Optionally, if the receiver does not receive the configuration of the first handoff threshold or the processor determines the letter of access AP Number quality or signal strength not yet less than the first handoff threshold but access AP signal quality or signal strength with through being not enough to When supporting the customer equipment data to transmit, then the transmitter directly can also can send connection to the base station controller and establish Request or data transmission state message.Specifically, the user equipment with base station controller do not had connection in the case of, The transmitter sends connection to base station controller and establishes request, is connected to be rebuild with the base station controller；It is controlled with the base station In the case that device connection processed is without release, the transmitter is to the base station controller transmission data transmission state message, to restore With the data transmission of the base station controller, which includes：Measurement report, the message such as cell update request, Further, it can also include for indicating the not available fingers of WLAN which, which establishes request or the base station data transmission state message, Show information.In the transmitter after sending connection to base station controller and establishing request or data mode recovery instruction, the processing Device can control disconnection and the connection of access AP, access the base station controller, and data connection is carried out by the base station controller, Access internet.

According to the user equipment, when user equipment needs to access internet by AP accesses WLAN, base station control Device can be with the available AP of notifying user equipment, and then user equipment directly can access WLAN from available AP, to be not necessarily to The password is inputted to operator request password and in access.

According to the user equipment, the AP that base station controller can be switched with notifying user equipment, for assisting user to set For in the case where accessing the signal quality or poor signal strength of AP, the AP or base station controller that can switch are accessed.User Equipment can be directly accessed the AP or base station controller that can switch, without the password for the AP that can switch to operator request And the password is inputted in switching, keep the process of switching more smooth, smooth.

Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed The scope of the present invention.

It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.

In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit It closes or communicates to connect, can be electrical, machinery or other forms.

The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme 's.

In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.

It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be People's computer, server or network equipment etc.) or processor (processor) execute side described in each embodiment of the present invention The all or part of step of method.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey The medium of sequence code.

The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, all answer by the change or replacement that can be readily occurred in It is included within the scope of the present invention, therefore protection scope of the present invention should be subject to the protection scope in claims.

Claims

1. a kind of WLAN WLAN cut-in methods, which is characterized in that the method by user equipment serving BS base Station control executes, including：

In the case where receiving the access capability instruction or access request that the user equipment is sent, the first access point AP is determined Set, wherein first AP set includes at least one AP；

Gathered according to the first AP, the information that the first AP gathers is sent to the user equipment, so that the user sets The standby information according to the first AP set determines the access AP for accessing WLAN；

The first thresholding is sent to the user equipment, first thresholding is for making the user equipment access the base station control Device；

It receives the connection that the user equipment is sent and establishes request or data transmission state message, wherein request is established in the connection It is connect for making the user equipment be re-established with the base station controller, the data transmission state message is described for making User equipment restores the data transmission state with the base station controller.

2. the method as described in claim 1, which is characterized in that

The information of the first AP set includes one or more of：At least one AP's in first AP set Channel number, the first AP set at least one AP identification information, the first AP set in it is described at least The beacon channel information of one AP, the security parameter of at least one AP in the first AP set, wherein described first The beacon channel information of AP in AP set is the transmission of the beacon channel of at least one AP in the first AP set Time point and period, the security parameter of at least one AP in the first AP set include for access key and/ Or authentication type.

3. method as claimed in claim 1 or 2, which is characterized in that the information of the first AP set is to be carried on wireless money Source control RRC connections are established message, RRC connection release message or are measured in control message.

4. method as claimed in claim 1 or 2, which is characterized in that the base station controller be radio network controller (RNC) or Person evolution base station eNode B.

5. a kind of WLAN WLAN cut-in methods, which is characterized in that the method is executed by user equipment, including：

The access capability instruction or access of the user equipment are sent to the base station controller of the serving BS of the user equipment Request, so that the base station controller determines first in the case where receiving the access capability instruction or the access request Access point AP set；

Receive the information for the first access point AP set that the base station controller of the serving BS of the user equipment is sent, described the One AP set includes at least one AP；

According to the information that the first AP gathers, the access AP for accessing WLAN is determined；

Receive the first thresholding that the base station controller is sent；

According to first thresholding, the base station controller is accessed；

Wherein, the access base station controller, including：

Connection is sent to the base station controller and establishes request or data transmission state message, is used wherein request is established in the connection It is connect in being re-established with the base station controller, the data transmission state message is used to restore and the base station controller Data transmission state.

6. method as claimed in claim 5, which is characterized in that the information of the first AP set includes following a kind of or more Kind：

7. such as method described in claim 5 or 6, which is characterized in that the information gathered according to the first AP is determined and used In the access AP of access WLAN, including：

The access AP is determined from least one AP that the first AP gathers.

8. such as method described in claim 5 or 6, which is characterized in that described established to base station controller transmission connection is asked Ask or data transmission state message before, further include：

The user equipment determines that the metrical information of the access AP is less than first thresholding after accessing the access AP.

9. method as claimed in claim 8, which is characterized in that it is described to the base station controller send connection establish request or Data transmission state message includes：

The user equipment sends institute in the case where not had connection with the base station controller, to the base station controller It states connection and establishes request, connected to be rebuild with the base station controller；Or,

The user equipment sends institute in the case where being connect with the base station controller without release, to the base station controller Data transmission state message is stated, to restore the data transmission with the base station controller.

10. method as claimed in claim 8, which is characterized in that the data transmission state message includes measurement report or small Area's update request.

11. such as method described in claim 5 or 6, which is characterized in that the information of the first AP set is to be carried on RRC companies It connects and establishes message, RRC connection release message or measure in control message.

12. the method as described in claim 5,6,9 or 10, which is characterized in that the access capability instruction and the access are asked Seeking Truth is carried on radio resource control RRC connection and establishes in request message or RRC connection setup complete messages.

13. the method as described in claim 5,6,9 or 10, which is characterized in that the base station controller is wireless network control Device RNC or evolution base station eNode B.

14. a kind of base station controller, which is characterized in that the base station controller is the base station control of the serving BS of user equipment Device, including：

Receiving unit, for receiving the access capability instruction or access request that the user equipment is sent；

Control unit, the access capability instruction or described for receiving the user equipment transmission in the receiving unit In the case of access request, the first access point AP set is determined, wherein first AP set includes at least one AP；

Transmission unit, the first AP for being determined according to described control unit gather, described in user equipment transmission The information of first AP set, so that the information that the user equipment is gathered according to the first AP is determined for accessing wireless local Net the access AP of WLAN；

The transmission unit is additionally operable to send the first thresholding to the user equipment, and first thresholding is for making the user Equipment accesses the base station controller；

The receiving unit is additionally operable to receive the connection foundation request or data transmission state message that the user equipment is sent.

15. base station controller as claimed in claim 14, which is characterized in that

16. the base station controller as described in claims 14 or 15, which is characterized in that the information of the first AP set is carrying It is established in message, RRC connection release message or measurement control message in radio resource control RRC connection.

17. a kind of user equipment, which is characterized in that including：

Transmission unit, for sending the user equipment to the base station controller being connect with the serving BS of the user equipment Access capability indicates or access request, so that the base station controller is receiving access capability instruction or the access is asked The first AP set is determined in the case of asking；

Receiving unit, the first access point AP set sent for receiving the base station controller of serving BS of the user equipment Information, the first AP set includes at least one AP；

Control unit, the information of the first AP set for being received according to the receiving unit determine wireless for accessing The access AP of LAN WLAN；

The receiving unit is additionally operable to receive the first thresholding that the base station controller is sent；

Described control unit is additionally operable to access the base station controller according to first thresholding control；

The transmission unit is additionally operable to send connection foundation request or data transmission state message to the base station controller, with Just the base station controller is accessed.

18. user equipment as claimed in claim 17, which is characterized in that the information of the first AP set includes following one kind Or it is a variety of：

19. the user equipment as described in claim 17 or 18, which is characterized in that

Described control unit is specifically used for determining the access AP from least one AP that the first AP gathers.

20. user equipment as claimed in claim 19, which is characterized in that sent out to the base station controller in the transmission unit The connection is sent to establish before request or data transmission state message, described control unit is additionally operable to accessing the access AP Afterwards, determine that the metrical information of the access AP is less than first thresholding.

21. user equipment as claimed in claim 17, which is characterized in that the transmission unit, be specifically used for the base In the case that station control has not had connection, send the connection to the base station controller and establish and ask, so as to it is described Base station controller rebuilds connection；Or,

In the case where being connect with the base station controller without release, the data transmission shape is sent to the base station controller State message, to restore the data transmission with the base station controller.