CN106658620A

CN106658620A - Access point (AP) switching method and device

Info

Publication number: CN106658620A
Application number: CN201710127209.8A
Authority: CN
Inventors: 崔恒彬
Original assignee: Beijing Xiaomi Mobile Software Co Ltd
Current assignee: Beijing Xiaomi Mobile Software Co Ltd
Priority date: 2017-03-06
Filing date: 2017-03-06
Publication date: 2017-05-10
Anticipated expiration: 2037-03-06
Also published as: CN106658620B

Abstract

The invention belongs to the technical field of wireless communication, and discloses an access point (AP) switching method and device. The method comprises the following steps: in the case that a cellular network is polymerized with a WiFi network and 2c bearers are configured, when preset conditions for AP switching under a same WT are met, acquiring pre-stored access information of a first AP, wherein the first AP is an AP to be accessed by a terminal; and allowing the access to the first AP based on the access information of the first AP. The method and device provided by the invention has the advantage that AP switching within a control range of the same WT for the terminal can be achieved in the case that the cellular network is polymerized with the WiFi network and the 2c bearers are configured.

Description

A kind of method and apparatus of access point switching

Technical field

The present invention relates to wireless communication technology field field, more particularly to a kind of method and apparatus of access point switching.

Background technology

LTE (Long Term Evolution, Long Term Evolution) and WiFi (Wireless Fidelity, Wireless Fidelity) gathers The communication of conjunction is a kind of emerging communication mode, while entering line number using LTE Radio Resources and WiFi Radio Resources According to transmission.The operator of cordless communication network has affixed one's name to multiple WT (Wireless Local in the intra-zone of each base station service Area Networks Termination, WLAN terminal), each WT sets up respectively with base station communication connection.Together When, correspond to the AP (Access Point, access point) that each WT is also deployed with multiple WiFi, be connected with WT, WT be responsible for Multiple AP of its connection.

Terminal access LTE network after, when the local area network signal of certain AP is detected, then can access the AP, carry out LTE with The data transfer of WiFi polymerizations.

During the disclosure is realized, inventor has found at least there is problems with：

Prior art treats that a kind of terminal is multiple in same WT control ranges in the scene that LTE is polymerized with WiFi, suddenly The processing method switched between AP.

The content of the invention

In order to solve problem of the prior art, a kind of method and apparatus of access point switching is embodiments provided. The technical scheme is as follows：

First aspect, there is provided a kind of method of access point switching, methods described includes：

It is polymerized with Wireless Fidelity WiFi network in cellular network, and is configured with 2 and combines and carry the state of 2c bearer Under, when the access point AP switching conditions under meeting default same WLAN terminal WT, obtain first for prestoring The access information of AP, wherein, an AP is terminal AP to be accessed；

Based on the access information of an AP, an AP is accessed.

Optionally, it is described when the AP switching conditions under meeting default same WT, the AP's that acquisition is prestored Access information, including：

When wireless signal strength of the wireless signal strength of an AP more than the 2nd AP being currently accessed is detected, obtain The access information of the AP for prestoring, wherein, an AP and the 2nd AP belongs to same WT；

Methods described also includes：

Disconnect the communication connection with the 2nd AP.

In preset duration after the communication connection with the 2nd AP for accessing disconnects, if detecting the wireless of an AP Signal, then obtain the access information of the AP for prestoring, wherein, an AP and the 2nd AP belongs to same WT.

Optionally, the access information based on an AP, accesses an AP, including：

Based on the access information of an AP, by an AP, communicated with the WT belonging to an AP Handshake process and authentication processing, so that the WT redistributes up-downgoing data buffer storage for the terminal, send to the base station Access completion notice.

Optionally, in the access information based on an AP, by an AP, with the WT belonging to an AP Carry out communication handshake to process with after authentication processing, also include：

It is determined that having sent to the base station but not received the base before communication connection with the 2nd AP is disconnected The reception stood confirms the data of message；

By WiFi network, to the WT data are resend so that the WT forward the data to it is described Base station.

As such, it is possible to retransmit to the data of bust this, and improve the speed of data re-transmission.

Second aspect, there is provided a kind of terminal, the terminal includes：

Acquisition module, for being polymerized with WiFi network in cellular network, and is configured with the state of 2c bearer, when full During AP switching conditions under the default same WT of foot, the access information of the AP for prestoring is obtained, wherein, an AP For the AP that terminal is to be accessed；

AM access module, for the access information based on an AP, accesses an AP.

Optionally, the acquisition module, is used for：

The terminal also includes：

Module is disconnected, for disconnecting the communication connection with the 2nd AP.

Optionally, the acquisition module, is used for：

Optionally, the AM access module, is used for：

Optionally, the terminal also includes：

Determining module, in the access information based on an AP, by an AP, with the AP institutes The WT of category carry out communication handshake process and authentication processing after, it is determined that before communication connection with the 2nd AP is disconnected to The base station sends but does not receive the data for receiving confirmation message of the base station；

Sending module, for by WiFi network, to the WT data being resend, so that the WT is by the number According to being transmitted to the base station.

The third aspect, there is provided a kind of device of access point switching, described device includes：

Processor；

For storing the memory of processor executable；

Wherein, the processor is configured to the method for performing above-mentioned first aspect.

The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：

In the embodiment of the present invention, it is polymerized with WiFi network in cellular network, and is configured with the state of 2c bearer, when When meeting the AP switching conditions under default same WT, the access information of the AP for prestoring is obtained, wherein, an AP is Terminal AP to be accessed, based on the access information of an AP, accesses an AP.As such, it is possible in cellular network and WiFi network Polymerization, and the switching being configured with the state of 2c bearer between the AP in same WT control ranges for realizing terminal.

Description of the drawings

Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the enforcement for meeting the disclosure Example, and be used to explain the principle of the disclosure together with specification.In the accompanying drawings：

Fig. 1 is a kind of system framework figure according to an exemplary embodiment；

Fig. 2 is a kind of method flow diagram of access point switching according to an exemplary embodiment；

Fig. 3 is a kind of schematic flow sheet of access point switching according to an exemplary embodiment；

Fig. 4 is a kind of schematic flow sheet of access point switching according to an exemplary embodiment；

Fig. 5 is a kind of schematic flow sheet of access point switching according to an exemplary embodiment；

Fig. 6 is a kind of apparatus structure schematic diagram of the terminal according to an exemplary embodiment；

Fig. 7 is a kind of apparatus structure schematic diagram of the terminal according to an exemplary embodiment；

Fig. 8 is a kind of apparatus structure schematic diagram of the terminal according to an exemplary embodiment；

Fig. 9 is a kind of terminal structure schematic diagram according to an exemplary embodiment.

By above-mentioned accompanying drawing, it has been shown that the clear and definite embodiment of the disclosure, hereinafter will be described in more detail.These accompanying drawings It is not intended to limit the scope of disclosure design by any mode with word description, but is by reference to specific embodiment Those skilled in the art illustrate the concept of the disclosure.

Specific embodiment

Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Explained below is related to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the disclosure.Conversely, they be only with it is such as appended The example of the consistent apparatus and method of some aspects described in detail in claims, the disclosure.

The exemplary embodiment of the disclosure one provide a kind of access point switching method, the method can by terminal, base station, Realizing, corresponding system architecture can be as shown in Figure 1 for the system of WT and AP compositions.Terminal can be mobile phone, panel computer etc. Mobile terminal.In the state of cellular network is polymerized with WiFi network, the present embodiment is with cellular network as LTE network for terminal works As a example by, the situation of other networks is similar to therewith, and the present embodiment is not repeated.The operator of cordless communication network is in each base station clothes The intra-zone of business has affixed one's name to multiple WT, and again each WT of correspondence arranges the AP of multiple subordinaties, and base station is set up with corresponding WT data Connection (can be wired connection or wireless connection), WT sets up with the AP of subordinate has data cube computation (can be wired connection or nothing Line connects), WT is the control device of AP.Terminal is set up by LTE network with base station wireless communication connection, meanwhile, terminal can To access the WLAN of AP.So, terminal just can carry out data biography by LTE network and WiFi network with base station simultaneously It is defeated.

Terminal can include the parts such as processor, memory, transceiver.Processor, can be CPU (Central Processing Unit, CPU) etc., can be used for detection signal intensity and be compared, wait process.Memory, Can be RAM (Random Access Memory, random access memory), Flash (flash memory) etc., can be used for storage and receive To data, processing procedure needed for data, processing procedure in the data etc. that generate, the such as access information of AP, signal strength signal intensity. Transceiver, can be used for carrying out data transmission with miscellaneous equipment, for example, carry out data transmission with base station or AP, can include day Line, match circuit, modem etc..Terminal can also include that screen, image-detection component, audio output part and audio frequency are defeated Enter part etc..

Base station can include the parts such as processor, memory, transceiver.Processor, can be CPU etc..Memory, can be with For RAM, Flash etc., can be used for storing the number generated in data, the processing procedure needed for data, the processing procedure for receiving According to etc., the corresponding relation of such as AP and affiliated WT.Transceiver, can be used for carrying out data transmission with terminal or WT.

WT can include the parts such as processor, memory, transceiver.Processor, can be CPU etc..Memory, Ke Yiwei RAM, Flash etc., can be used for storing the data generated in data, the processing procedure needed for data, the processing procedure for receiving Deng terminal that such as each AP is accessed, terminal up-downgoing are data cached.Transceiver, can be used for being carried out with terminal, AP or base station Data transfer.

AP can include the parts such as processor, memory, transceiver.Processor, can be CPU etc..Memory, Ke Yiwei RAM, Flash etc., can be used for storing the data generated in data, the processing procedure needed for data, the processing procedure for receiving Deng.Transceiver, can be used for carrying out data transmission with terminal or WT.

As shown in Fig. 2 the handling process in the method in system can include the steps：

In step 201, it is polymerized with WiFi network in cellular network, and is configured with 2c bearer (2combine Bearer, 2 combine and carry) in the state of, when the AP switching conditions under meeting default same WT, terminal is obtained and deposited in advance The access information of the first AP of storage.

Wherein, an AP is terminal AP to be accessed.

In force, after terminal starts, LTE network can be accessed by base station, terminal can be carried out directly with base station Radio communication.During user holds terminal movement, when the scope into the local area network signal of certain AP, terminal can connect Enter the LAN of the AP, so, the WT that terminal can also be by the AP and belonging to it carries out radio communication with base station.So, eventually The polymerization of LTE and WiFi is realized between end and base station, two data paths are formed between terminal and base station, they can To be carried out data transmission by LTE and WiFi simultaneously.Base station can configure multiple radio bearers for terminal, and this programme flow process is main Carry out in the state of 2c bearer, 2c bearer mainly include following two radio bearers：1.LTE bearer, this Individual radio bearer is used to carry out data transmission by LTE network between terminal and base station；2.switched LWA bearer, this Radio bearer is used to carry out data transmission between terminal and WT, data distribution is done using the Radio Resource of WT, i.e., by WiFi nets Network is carrying out data transmission.

Can be after AP be accessed in terminal, the WT belonging to the AP can send the access letter of all AP under the WT to terminal Breath, terminal is received after these access informations, can be stored it in local.Meanwhile, can be previously provided with terminal for AP switching conditions under same WT, for the process switched between AP of the triggering terminal under same WT.So, when detecting When AP switching conditions under default same WT meet, terminal can first determine AP to be accessed, such as an AP, then obtain pre- It is first stored in the access information of a local AP.It can be appreciated that terminal can first obtain the mark letter of an AP to be accessed Breath, is then based on the identification information and searches access information corresponding to identification information local.

Optionally, the AP switching conditions under above-mentioned same WT have various settings to select, and accordingly, step 101 also has many Processing mode is planted, two kinds of feasible processing modes have been given below：

Mode one：When wireless signal strength of the wireless signal strength more than the 2nd AP being currently accessed for detecting an AP When, obtain the access information of the AP for prestoring.

Wherein, an AP and the 2nd AP belong to same WT.

In force, each AP in working order under periodically can outwards broadcast local area network signal (or referred to as detection letter Number), the mark of AP can be carried in local area network signal.Terminal can be periodically detected institute in the state of LTE and WiFi polymerizations There is the local area network signal of the AP that can be detected, and determine the wireless signal strength of each local area network signal.If detecting certain The wireless signal strength of AP (i.e. an AP) is more than the 2nd AP being currently accessed, and an AP and the 2nd AP belong to one WT, then terminal can obtain the identification information of an AP, the measurement report of wireless signal strength is generated, wherein it is possible to including the The mark and the identification information of the 2nd AP of one AP, and their each self-corresponding wireless signal strengths.Then, terminal can basis The identification information of the first AP obtains the access information for being stored in advance in a local AP.Additionally, when terminal detects wireless communication During one AP of the wireless signal strength of number intensity more than the 2nd AP, the communication connection with the 2nd AP can be disconnected.

Mode two, in the preset duration after the communication connection with the 2nd AP for accessing disconnects, if detecting first The wireless signal of AP, then obtain the access information of the AP for prestoring, wherein, an AP and the 2nd AP belong to same WT.

In force, terminal is accessed after the 2nd AP, if terminal have left the coverage of the 2nd AP, can be disconnected automatically With the communication connection of the 2nd AP, at this moment, timing can be started with the timer that reconnects of triggering terminal, if detected in preset duration To the wireless signal of the AP for belonging to same WT with the 2nd AP, then an AP can be obtained from the wireless signal of an AP Identification information, the access information of an AP for locally prestoring then is obtained according to identification information.It should be noted that such as There is data transfer with the 2nd AP before the communication connection with the 2nd AP is disconnected in fruit terminal, then after communication connection disconnects, data Transmission suspends, if terminal establishes communication connection with an AP in preset duration, can pass through honeycomb based on an AP Network and the transmission means of WiFi network polymerization continue above-mentioned data transmission and processing.If terminal in preset duration not with it is any AP sets up communication connection, then after preset duration, WT can retain radio bearer configuration certain time length for terminal, while to base station WLAN connection failure reportings are sent, so, base station can in the original plan be used only by cellular network to terminal transmission data The data that WiFi network is transmitted, turn to be transmitted by cellular network.Further, WT is that terminal retains radio bearer configuration Time in, if a terminal detects that the wireless signal of other AP, then can be based on the radio bearer configuration that WT retains quick AP is accessed, if being that terminal retained in the time of radio bearer configuration in WT, terminal does not still access other AP, and WT will discharge should The radio bearer configuration of terminal.

Step 202, access information of the terminal based on an AP, accesses an AP.

In force, after the access information for getting an AP, the access information that can be based on an AP is added terminal The WLAN that first AP sets up a, while AP can have been accessed to register it at the WT belonging to an AP.

Optionally, the processing procedure of the first AP of terminal access can be as follows：Based on the access information of an AP, by first AP, with the WT belonging to an AP communication handshake process and authentication processing are carried out, so that WT redistributes up-downgoing data for terminal Caching, sends to base station and accesses completion notice.

In force, terminal can first be based on access information, the LAN for adding an AP to set up, and such terminal just can be with Communicated with an AP.Then, terminal can pass through an AP to belonging to an AP WT send handshake request, and then WT and Terminal can complete communication handshake process by an AP interaction messages.After communication handshake process is completed, terminal and WT can lead to An AP interaction messages are crossed, authentication processing is completed.During authentication processing, terminal can carry out authentication, WT to WT Authentication can be carried out to terminal.After authentication processing is completed, WT can redistribute up-downgoing data buffer storage for terminal, use In the up-downgoing data for caching the terminal, that is, the up-downgoing data buffer storage of terminal and the 2nd AP is emptied, and be again terminal distribution The up-downgoing data buffer storage of the first AP.Further, WT can send to base station and access completion notice, that is, notify base station, the terminal An AP is successfully accessed, LTE and WiFi polymerizations can have been carried out based on an AP.

Optionally, terminal may result in what is transmitted between terminal and base station when the communication connection with the 2nd AP is disconnected Loss of data, so, certain retransmission mechanism can be set, the data to losing are retransmitted, separately below to up direction It is introduced with the data retransmission mechanism of down direction：

Up direction：Terminal is carried out after communication handshake process and authentication processing with the WT belonging to an AP, it is determined that disconnected Open before the communication connection with the 2nd AP and to send but not receive the reception of base station to base station and confirm the data of message, pass through WiFi network, to WT data are resend, so that WT forwards the data to base station.

In force, terminal is when disconnecting with the communication connection of the 2nd AP, can in the data sent to base station, it is determined that And record does not receive the data of the reception confirmation message of base station feedback.Terminal is carried out at communication handshake with the WT belonging to an AP After reason and authentication processing, in the state that LTE and WiFi is polymerized.At this moment, terminal can send shape by WiFi network to WT State reports that the relevant information of these data to be retransmitted is carried in state report, and WT is received after these state reports, can be with State report is transmitted into base station.Afterwards terminal can resend data by WiFi network to WT again, and WT receives data Afterwards, equally can be by these data forwardings to base station.

In the same manner, down direction：Base station is after access completion notice is received, it is determined that sending but not receiving end to terminal The reception at end confirms the data of message, the data is resend to WT, so that WT forwards the data to base station..

In force, base station is after above-mentioned access completion notice is received, and terminal then enters the shape that LTE and WiFi is polymerized State.If base station receives thereafter the above-mentioned state report of terminal transmission, can be in the data sent to terminal, really The fixed reception for not receiving terminal feedback confirms the data of message.Then, base station can be to WT status reports, state report In carry the relevant information of these data to be retransmitted, the state report can be sent to terminal by WT by WiFi network. Then base station can send these data to WT again, and WT sends these data to terminal by WiFi network again.

The another exemplary embodiment of the disclosure provide a kind of access point switching method, as shown in figure 3, can include as Lower step：

In step 301, terminal is polymerized in cellular network with WiFi network, and is configured with the state of 2c bearer, inspection Measure the wireless signal strength of the wireless signal strength more than the 2nd AP being currently accessed of an AP.

Wherein, an AP and the 2nd AP belong to same WT.

In step 302, terminal disconnects the communication connection with the 2nd AP.

In step 303, terminal obtains the access information of the AP for prestoring.

In step 304, terminal carries out communication handshake process with the WT belonging to an AP.

In step 305, terminal is authenticated processing with the WT belonging to an AP.

Within step 306, the WT belonging to an AP redistributes up-downgoing data buffer storage for terminal.

In step 307, the WT belonging to an AP sends to base station and accesses completion notice.

In step 308, send but do not receive to base station before communication connection of the terminal determination in disconnection with the 2nd AP Reception to base station confirms the data of message.

In a step 309, terminal sends the state report of these data to WT.

In the step 310, WT sends the state report of these data to base station.

In step 311, terminal sends these data to WT.

In step 312, WT sends these data to base station.

In step 313, base station determines that the reception for sending but not receiving terminal to terminal confirms the data of message.

In a step 314, base station sends the state report of these data to WT.

In step 315, WT sends the state report of these data to terminal.

In step 316, base station sends these data to WT.

In step 317, WT to terminal sends these data.

The concrete process of above-mentioned steps may be referred to embodiment above.

Disclosure another exemplary embodiment provide a kind of access point switching method, as shown in figure 4, can include as Lower step：

In step 401, terminal is polymerized in cellular network with WiFi network, and is configured with the state of 2c bearer, with The communication connection of the 2nd AP for having accessed disconnects.

In step 402, the timer that reconnects in terminal starts timing.

In step 403, terminal detects the wireless signal of an AP.

Wherein, an AP and the 2nd AP belong to same WT.

In step 404, terminal obtains the access information of the AP for prestoring.

In step 405, terminal carries out communication handshake process with the WT belonging to an AP.

In a step 406, terminal is authenticated processing with the WT belonging to an AP.

In step 407, the timer that reconnects in terminal stops timing.

In a step 408, the WT belonging to an AP redistributes up-downgoing data buffer storage for terminal.

In step 409, the WT belonging to an AP sends to base station and accesses completion notice.

In step 410, send but do not receive to base station before communication connection of the terminal determination in disconnection with the 2nd AP Reception to base station confirms the data of message.

In step 411, terminal sends the state report of these data to WT.

In step 412, WT sends the state report of these data to base station.

In step 413, terminal sends these data to WT.

In step 414, WT sends these data to base station.

In step 415, base station determines that the reception for sending but not receiving terminal to terminal confirms the data of message.

In step 416, base station sends the state report of these data to WT.

In step 417, WT sends the state report of these data to terminal.

In step 418, base station sends these data to WT.

In step 419, WT to terminal sends these data.

Disclosure further example embodiment provide a kind of access point switching method, as shown in figure 5, can include as Lower step：

In step 501, terminal is polymerized in cellular network with WiFi network, and is configured with the state of 2c bearer, with The communication connection of the 2nd AP for having accessed disconnects.

In step 502, the timer that reconnects in terminal starts timing.

In step 503, terminating when reconnecting timer in terminal.

In step 504, terminal sends WLAN connection failure reportings to base station.

In step 505, terminal detects the wireless signal of an AP.

Wherein, an AP and the 2nd AP belong to same WT.

In step 506, terminal obtains the access information of the AP for prestoring.

In step 507, terminal carries out communication handshake process with the WT belonging to an AP.

In step 508, terminal is authenticated processing with the WT belonging to an AP.

In step 509, the WT belonging to an AP redistributes up-downgoing data buffer storage for terminal.

In step 510, the WT belonging to an AP sends to base station and accesses completion notice.

In step 511, terminal determination sends but does not receive to base station before the communication connection in disconnection with the 2nd AP Reception to base station confirms the data of message.

In step 512, terminal sends the state report of these data to WT.

In step 513, WT sends the state report of these data to base station.

In the step 514, terminal sends these data to WT.

In step 515, WT sends these data to base station.

In step 516, base station determines that the reception for sending but not receiving terminal to terminal confirms the data of message.

In step 517, base station sends the state report of these data to WT.

In step 518, WT sends the state report of these data to terminal.

In step 519, base station to WT sends these data.

In step 520, WT sends these data to terminal.

Based on identical technology design, the embodiment of the present invention additionally provides a kind of terminal, as shown in fig. 6, the device includes：

Acquisition module 601, for being polymerized with WiFi network in cellular network, and is configured with the state of 2c bearer, when When meeting the AP switching conditions under default same WT, the access information of the AP for prestoring is obtained, wherein, described first AP is terminal AP to be accessed；

AM access module 602, for the access information based on an AP, accesses an AP.

Optionally, the acquisition module 601, is used for：

As shown in fig. 7, the terminal also includes：

Module 603 is disconnected, for disconnecting the communication connection with the 2nd AP.

Optionally, the acquisition module 601, is used for：

Optionally, the AM access module 602, is used for：

Optionally, as shown in figure 8, the terminal also includes：

Determining module 604, in the access information based on an AP, by an AP, with described first WT belonging to AP is carried out after communication handshake process and authentication processing, it is determined that before the communication connection with the 2nd AP is disconnected The reception for sending but not receiving the base station to the base station confirms the data of message；

Sending module 605, for by WiFi network, to the WT data being resend, so that the WT is by institute Data forwarding is stated to the base station.

It should be noted that：Above-described embodiment provide terminal when access point hand-off process is carried out, only with above-mentioned each work( The division of energy module is illustrated, and in practical application, as desired can distribute above-mentioned functions by different functions Module is completed, will the internal structure of terminal be divided into different functional modules, it is described above all or part of to complete Function.In addition, the terminal that above-described embodiment is provided belongs to same design with the embodiment of the method for access point switching, it is implemented Process refers to embodiment of the method, repeats no more here.

A disclosure also exemplary embodiment shows a kind of structural representation of terminal.The terminal can be mobile phone, put down Plate computer, computer etc..

With reference to Fig. 9, terminal 900 can include following one or more assemblies：Process assembly 902, memory 904, power supply Component 906, multimedia groupware 908, audio-frequency assembly 910, the interface 912 of input/output (I/O), sensor cluster 914, and Communication component 916.

The integrated operation of the usual control terminal 900 of process assembly 902, such as with display, call, data communication, phase Machine operates and records the associated operation of operation.Treatment element 902 can refer to including one or more processors 920 to perform Order, to complete all or part of step of above-mentioned method.Additionally, process assembly 902 can include one or more modules, just Interaction between process assembly 902 and other assemblies.For example, processing component 902 can include multi-media module, many to facilitate Interaction between media component 908 and process assembly 902.

Memory 904 is configured to store various types of data to support the operation in terminal 900.These data are shown Example includes the instruction of any application program for operating in terminal 900 or method, and contact data, telephone book data disappears Breath, picture, video etc..Memory 904 can be by any kind of volatibility or non-volatile memory device or their group Close and realize, such as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM) is erasable to compile Journey read-only storage (EPROM), programmable read only memory (PROM), read-only storage (ROM), magnetic memory, flash Device, disk or CD.

Electric power assembly 906 provides electric power for the various assemblies of terminal 900.Electric power assembly 906 can include power management system System, one or more power supplys, and other generate, manage and distribute the component that electric power is associated with for audio output apparatus 900.

Multimedia groupware 908 is included in the screen of one output interface of offer between the terminal 900 and user.One In a little embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen Curtain may be implemented as touch-screen, to receive the input signal from user.Touch panel includes one or more touch sensings Device is with the gesture on sensing touch, slip and touch panel.The touch sensor can not only sensing touch or sliding action Border, but also detect and the touch or slide related duration and pressure.In certain embodiments, many matchmakers Body component 908 includes a front-facing camera and/or post-positioned pick-up head.When terminal 900 be in operator scheme, such as screening-mode or During video mode, front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data.Each front-facing camera and Post-positioned pick-up head can be a fixed optical lens system or with focusing and optical zoom capabilities.

Audio-frequency assembly 910 is configured to output and/or input audio signal.For example, audio-frequency assembly 910 includes a Mike Wind (MIC), when audio output apparatus 900 are in operator scheme, such as call model, logging mode and speech recognition mode, wheat Gram wind is configured to receive external audio signal.The audio signal for being received can be further stored in memory 904 or Jing Sent by communication component 916.

, to provide interface between process assembly 902 and peripheral interface module, above-mentioned peripheral interface module can for I/O interfaces 912 To be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and lock Determine button.

Sensor cluster 914 includes one or more sensors, and the state for providing various aspects for terminal 900 is commented Estimate.For example, sensor cluster 914 can detect the opening/closed mode of terminal 900, and the relative positioning of component is for example described Component is the display and keypad of terminal 900, and sensor cluster 914 can be with 900 1 components of detection terminal 900 or terminal Position change, user is presence or absence of with what terminal 900 was contacted, the orientation of terminal 900 or acceleration/deceleration and terminal 900 Temperature change.Sensor cluster 914 can include proximity transducer, be configured to be detected when without any physical contact The presence of object nearby.Sensor cluster 914 can also include optical sensor, such as CMOS or ccd image sensor, for into As used in application.In certain embodiments, the sensor cluster 914 can also include acceleration transducer, gyro sensors Device, Magnetic Sensor, pressure sensor or temperature sensor.

Communication component 916 is configured to facilitate the communication of wired or wireless way between terminal 900 and other equipment.Terminal 900 can access based on the wireless network of communication standard, such as WiFi, 2G or 3G, or combinations thereof.In an exemplary enforcement In example, communication component 916 receives the broadcast singal or broadcast related information from external broadcasting management system via broadcast channel. In one exemplary embodiment, the communication component 916 also includes near-field communication (NFC) module, to promote junction service.Example Such as, NFC module can be based on RF identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra broadband (UWB) technology, Bluetooth (BT) technology and other technologies are realizing.

In the exemplary embodiment, terminal 900 can be by one or more application specific integrated circuits (ASIC), numeral letter Number processor (DSP), digital signal processing appts (DSPD), PLD (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components realizations, for performing said method.

In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instruction, example are additionally provided Such as include the memory 904 of instruction, above-mentioned instruction can be performed to complete said method by the processor 920 of terminal 900.For example, The non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk With optical data storage devices etc..

The another embodiment of the disclosure provides a kind of non-transitorycomputer readable storage medium, when the storage medium In instruction by terminal computing device when so that terminal be able to carry out in above-described embodiment access point switching method.

One of ordinary skill in the art will appreciate that realizing all or part of step of above-described embodiment can pass through hardware To complete, it is also possible to which the hardware that correlation is instructed by program is completed, and described program can be stored in a kind of computer-readable In storage medium, storage medium mentioned above can be read-only storage, disk or CD etc..

The foregoing is only presently preferred embodiments of the present invention, not to limit the present invention, all spirit in the present invention and Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.

Claims

1. a kind of method that access point switches, it is characterised in that methods described includes：

It is polymerized with Wireless Fidelity WiFi network in cellular network, and is configured with 2 and combines and carry in the state of 2c bearer, when When meeting the access point AP switching conditions under default same WLAN terminal WT, the AP's that acquisition is prestored connects Enter information, wherein, an AP is terminal AP to be accessed；

Based on the access information of an AP, an AP is accessed.

2. method according to claim 1, it is characterised in that described when meeting the AP switching conditions under default same WT When, the access information of the AP for prestoring is obtained, including：

When wireless signal strength of the wireless signal strength of an AP more than the 2nd AP being currently accessed is detected, obtain advance The access information of the first AP of storage, wherein, an AP and the 2nd AP belongs to same WT；

Methods described also includes：

Disconnect the communication connection with the 2nd AP.

3. method according to claim 1, it is characterised in that described when meeting the AP switching conditions under default same WT When, the access information of the AP for prestoring is obtained, including：

In preset duration after the communication connection with the 2nd AP for accessing disconnects, if detecting the wireless communication of an AP Number, then the access information of the AP for prestoring is obtained, wherein, an AP and the 2nd AP belongs to same WT.

4. according to the method in claim 2 or 3, it is characterised in that the access information based on an AP, access First AP, including：

Based on the access information of an AP, by an AP, with the WT belonging to an AP communication handshake is carried out Process and authentication processing, so that the WT redistributes up-downgoing data buffer storage for the terminal, send to the base station and access Completion notice.

5. method according to claim 4, it is characterised in that in the access information based on an AP, by described First AP, carries out after communication handshake process and authentication processing, also including with the WT belonging to an AP：

It is determined that having sent to the base station but not received the base station before communication connection with the 2nd AP is disconnected Receive the data for confirming message；

By WiFi network, the data are resend to the WT, so that the WT forwards the data to the base station.

6. a kind of terminal, it is characterised in that the terminal includes：

Acquisition module, for being polymerized with WiFi network in cellular network, and is configured with the state of 2c bearer, pre- when meeting If same WT under AP switching conditions when, obtain the access information of an AP for prestoring, wherein, an AP is for eventually End AP to be accessed；

AM access module, for the access information based on an AP, accesses an AP.

7. terminal according to claim 6, it is characterised in that the acquisition module, is used for：

The terminal also includes：

8. terminal according to claim 6, it is characterised in that the acquisition module, is used for：

9. the terminal according to claim 7 or 8, it is characterised in that the AM access module, is used for：

10. terminal according to claim 9, it is characterised in that the terminal also includes：

Determining module, in the access information based on an AP, by an AP, and belonging to an AP WT carry out communication handshake process and authentication processing after, it is determined that disconnect with before the communication connection of the 2nd AP to described Base station sends but does not receive the data for receiving confirmation message of the base station；

Sending module, for by WiFi network, to the WT data being resend, so that the WT turns the data Issue the base station.

11. a kind of devices of access point switching, it is characterised in that described device includes：

Processor；

For storing the memory of processor executable；

Wherein, the processor is configured to perform the method described in the claims 1-5.