CN103517379B

CN103517379B - A kind of method and apparatus of re-association

Info

Publication number: CN103517379B
Application number: CN201210223042.2A
Authority: CN
Inventors: 宋巍巍; 权威; 姜怡
Original assignee: Huawei Technologies Co Ltd
Current assignee: Honor Device Co Ltd
Priority date: 2012-06-30
Filing date: 2012-06-30
Publication date: 2017-08-18
Anticipated expiration: 2032-06-30
Also published as: WO2014000702A1; CN103517379A

Abstract

The embodiment of the present invention provides a kind of method and apparatus of re-association, is related to network communication field, to ensure that terminal can be coupled to re-association access point apparatus in series of fortified passes in time, this method includes：After scan event is triggered, if terminal scanning is to target access equipment, base station receives the scanning result of terminal transmission, the mark of target access equipment of the base station in the scanning result determines re-association access point apparatus, and the re-association access point apparatus information of the re-association access point apparatus is sent to the terminal, to cause the terminal to be associated from being currently accessed point device to the re-association access point apparatus.The present invention is used for terminal re-association access point apparatus.

Description

A kind of method and apparatus of re-association

Technical field

The present invention relates to network communication field, more particularly to a kind of method and apparatus of re-association.

Background technology

In existing mobile network, when the data transmission quality that terminal detects current service channel is deteriorated, start Scan non-serving channel process, find the more preferable non-serving channel of data transmission quality, and with the non-serving of the better quality Access point apparatus in channel is attached, so as to realize that terminal is believed from the access point apparatus in current service channel to non-serving Access point apparatus switching in road.

But, during terminal scanning non-serving channel, terminal can not receive the access point apparatus hair in base station The data sent, therefore, base station can not know that terminal does not carry out data transmission on the serving channel, also can not just know terminal Startup is at the time of scan to non-serving channel and at the time of terminating to scan, now, if the access point apparatus in base station continue to Terminal sends data, and terminal will be unable to receive, and constantly be retransmitted so as to obtain packet, if number of retransmissions exceedes default maximum weight Number of times is passed, the packet will be dropped, cause the increase of data transmission delay, cause the decline of service quality.

For cell handoff scenario, when terminal switches from source base station to target BS, it is deteriorated in source base station signal quality In the case of, can not triggering terminal if the data transfer signal quality of the access point apparatus on service channel is still relatively strong Scanning to target BS upper signal channel, so that terminal can not be connected to the access point apparatus on the channel of target BS rapidly, So that the data outage time between terminal and access point apparatus increases.

When base station, to detect channel disturbance residing for access point apparatus larger, when channel transmission quality can not ensure, if base The working channel of access point apparatus can not be changed in time by standing, and notify to pass through the terminal under the access point apparatus and replacing in time Access point apparatus re-association after channel, the data transmission quality that terminal is shunted by access point apparatus is deteriorated.

The content of the invention

The present invention provides a kind of method and apparatus of re-association, to ensure that terminal can be coupled to re-association access in series of fortified passes in time Point device.

First aspect there is provided a kind of method of re-association, including：

After scan event is triggered, if terminal scanning is to target access equipment, base station receives what the terminal was sent Scanning result；

The mark of target access equipment of the base station in the scanning result determines re-association access point apparatus, And the re-association access point apparatus information of the re-association access point apparatus is sent to the terminal, to cause the terminal by working as Preceding access point apparatus is associated to the re-association access point apparatus.

Second aspect there is provided a kind of method of re-association, including：

After scan event is triggered, terminal starts the scanning to channel；

After the scanning to the channel is completed, if target access equipment is arrived in scanning, scanning result is sent to base station；

The re-association access point apparatus information that the base station is sent is received, the re-association access point apparatus information is by described The mark of target access equipment of the base station in the scanning result is determined；

Closed according to the re-association access point apparatus information from being currently accessed point device to the re-association access point apparatus Connection.

The third aspect there is provided a kind of method of re-association, including：

Base station is determined after destination channel, and shunting modification solicited message, the shunting modification request are sent to access point apparatus Information carries the mark of destination channel；

If described access point equipment detects the mark for being designated available channel of the destination channel, and according to the mesh The mark of mark channel switches to the destination channel, and the base station receives the shunting modification feedback that described access point equipment is sent；

Shunting configuration modification information is sent to terminal, the shunting configuration modification information carries the mark of described access point equipment The mark with the destination channel is known, to cause the terminal according to the mark and the destination channel of described access point equipment Mark series of fortified passes is coupled to described access point equipment.

Fourth aspect there is provided a kind of method of re-association, including：

Terminal receives the shunting configuration modification information that base station is sent, and the shunting configuration modification information carries described access point The mark and the mark of the destination channel of equipment；

Described access point equipment is coupled to according to the mark series of fortified passes of the mark of described access point equipment and the destination channel.

There is provided a kind of base station in terms of 5th, including：

First receiving unit, for after scan event is triggered, if terminal scanning is to target access equipment, receiving institute The scanning result of terminal transmission is stated, and the scanning result is sent to first processing units；

First processing units, for after the scanning result that first receiving unit is sent is received, being swept according to described The mark for retouching the target access equipment in result determines re-association access point apparatus, and sends described heavy to the first transmitting element The re-association access point apparatus information of association access point equipment；

First transmitting element, for sending the re-association access point that the first processing units are sent to the terminal Facility information, to cause the terminal to be associated from being currently accessed point device to the re-association access point apparatus.

There is provided a kind of terminal in terms of 6th, including：

Second scanning element, for after scan event is triggered, starting the scanning to channel；

Second transmitting element, for after the scanning that second scanning element completes to the channel, if mesh is arrived in scanning Access point apparatus is marked, scanning result is sent to the base station.

Second receiving unit, for receiving the re-association access point apparatus information that the base station is sent, the series of fortified passes connection The mark of target access equipment of the access point facility information by the base station in the scanning result is determined；

Second processing unit, for receiving the re-association access point apparatus letter that second receiving unit is sent After breath, according to the re-association access point apparatus information by the terminal from being currently accessed point device to the re-association access point Equipment is associated.

There is provided a kind of base station in terms of 7th, including：

3rd transmitting element, for it is determined that after destination channel, shunting modification solicited message, institute are sent to access point apparatus State the mark that shunting modification solicited message carries destination channel；

3rd receiving unit, if detecting the available channel that is designated of the destination channel for described access point equipment Mark, and the destination channel is switched to according to the mark of the destination channel, receive the shunting that described access point equipment is sent Modification feedback；

3rd transmitting element, is additionally operable to send shunting configuration modification information, the shunting configuration modification letter to terminal Breath carries the mark of the mark and the destination channel of described access point equipment, to cause the terminal to be set according to described access point Standby mark and the mark series of fortified passes of the destination channel are coupled to described access point equipment.

Eighth aspect there is provided a kind of terminal, including：

4th receiving unit, the shunting configuration modification information for receiving base station transmission, the shunting configuration modification information Carry the mark of described access point equipment and the mark of the destination channel；

Fourth processing unit, for the mark of described access point equipment that is received according to the 4th receiving unit and described The mark series of fortified passes of destination channel is coupled to described access point equipment.

The embodiment of the present invention provides a kind of method and apparatus of re-association, after scan event is triggered, if terminal scanning To target access equipment, base station receives the scanning result of terminal transmission；Target of the base station in the scanning result connects The mark for entering point device determines re-association access point apparatus, and sends re-association access point apparatus information to the terminal, to cause The terminal is associated from being currently accessed point device to the re-association access point apparatus.So, base station can know that terminal-pair is believed in time The startup of road scanning and finish time, it is ensured that terminal can be coupled to re-association access point apparatus in series of fortified passes in time.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.

Fig. 1 is a kind of method schematic diagram of re-association provided in an embodiment of the present invention；

Fig. 2 is the method schematic diagram of another re-association provided in an embodiment of the present invention；

Fig. 3 is the method schematic diagram of another re-association provided in an embodiment of the present invention；

Fig. 4 is the method schematic diagram of another re-association provided in an embodiment of the present invention；

Fig. 5 is a kind of schematic flow sheet of series of fortified passes linked method provided in an embodiment of the present invention；

Fig. 6 is the schematic flow sheet of another series of fortified passes linked method provided in an embodiment of the present invention；

Fig. 7 is the schematic flow sheet of another series of fortified passes linked method provided in an embodiment of the present invention；

Fig. 8 is a kind of structural representation of base station provided in an embodiment of the present invention；

Fig. 9 is the structural representation of another base station provided in an embodiment of the present invention；

Figure 10 is a kind of structural representation of terminal provided in an embodiment of the present invention；

Figure 11 is the structural representation of another terminal provided in an embodiment of the present invention；

Figure 12 is a kind of structural representation of base station provided in an embodiment of the present invention；

Figure 13 is a kind of structural representation of terminal provided in an embodiment of the present invention；

Figure 14 is a kind of schematic diagram of re-association system provided in an embodiment of the present invention；

Figure 15 is the schematic diagram of another re-association system provided in an embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.

The embodiment of the present invention provides a kind of method of re-association, as shown in figure 1, the executive agent of the embodiment is base station, Including：

S101, after scan event is triggered, if terminal scanning is to target access equipment, base station receives terminal transmission Scanning result.

Alternatively, above-mentioned scan event, which is triggered, to be：Base station receives the measurement message of terminal transmission, and according to this The signal quality of service access point settings and the time delay of data transfer are sent to the terminal starts scanning information, to cause the terminal Start the scanning to the non-serving channel.

Wherein, the measurement message can carry the signal quality of service access point settings and the time delay of data transfer, the clothes Business access point apparatus is the access point apparatus carried out data transmission with the terminal, for example, when the signal matter of service access point settings When amount is more than or equal to default delay threshold less than the time delay of default signal quality threshold or data transfer, then base station The second-rate of service channel data transmission is determined, scanning information is started so as to be sent to the terminal, to cause the terminal to start Scanning to the non-serving channel.The embodiment of the present invention is not limited thereto.

Preferably, base station can be with the parameter that reports of configurating terminal, then terminal reports parameter by the target scanned according to this Access point apparatus reports base station, and this reports parameter to include：The number of the mark of target access equipment, specifically, eventually End can report the mark of the target access equipment corresponding with the number to base station,

Or, the mark of access point apparatus in service channel, specifically, terminal can correspondingly scan the service channel and be inscribed Enter the mark of point device and the target access equipment scanned is reported into base station；

Or, signal quality is more than or equal to the time delay of default signal quality threshold or data transfer less than default The mark of the access point apparatus of delay threshold.

Certainly, specifically report criterion can also be it is above-mentioned report in criterion at least two.

Alternatively, above-mentioned scan event, which is triggered, to be：The service access point settings that base station is obtained according to measurement The time delay of signal quality and data transfer is sent to the terminal starts scanning information, to cause the terminal starts to believe the non-serving The scanning in road.

Wherein, the service access point settings are the access point apparatus carried out data transmission with the terminal.

Alternatively, above-mentioned scan event, which is triggered, to be：The Service Access Point obtained in the terminal according to measurement is set Standby signal quality and the time delay of data transfer determine after starting to the scanning of the non-serving channel that base station receives terminal transmission Startup announcement information；

Base station is sent according to the startup notification message to the terminal starts scanning information, to cause the terminal starts non-to this The scanning of service channel.

Above-mentioned non-serving channel refers in base station to lead to except terminal currently carries out data by access point apparatus and base station Other channels outside the channel of letter, service channel refers to that terminal currently enters row data communication by access point apparatus and base station Channel.

Further, base station is sent according to the startup notification message to the terminal starts scanning information, specifically includes：The base MAC (Media Access Control, media access control layer) PDU (the Protocol Data Unit, protocol data list stood Member) the first feedback response information for being directed to the startup announcement information is sent to the MAC user data packets unit of the terminal；Or Person,

RLC (Radio Link Control, the wireless chain control layer) PDU of the base station are sent out to the RLC PDU of the terminal Send the second feedback response information for the startup announcement information.

In addition, under the scene that cell switches, the scan event is triggered, including：

Terminal receives the hand off signaling that source base station is sent；Or,

Terminal sends switching to the target BS and completes signaling；Or,

Terminal receives the startup scanning information of source base station transmission, wherein, added in the measurement event of source base station configuration There is scan channel mark.

Under the scene that cell switches, the scanning result that above-mentioned base station receives terminal transmission is specifically included：Serving BS The scanning result of terminal transmission is received, wherein, the serving BS is the base station that data cube computation is set up with the terminal.

The mark of the target access equipment of S102, the base station in the scanning result determines that re-association access point is set It is standby, and the re-association access point apparatus information of the re-association access point apparatus is sent to the terminal, to cause the terminal by current Access point apparatus is associated to the re-association access point apparatus.

Wherein, the re-association access point apparatus information can be the mark and re-association access point of re-association access point apparatus Channel information where equipment, or, the MAC Address or IP address of re-association access point apparatus, or, other can make terminal The information of the re-association access point apparatus is uniquely determined, the embodiment of the present invention is not construed as limiting to this.

Alternatively, before terminal starts to the scanning of non-serving channel, base station sends to terminal and indicates message, wherein, should Indicate that message carries the mark of non-serving channel, so, the non-serving channel mark institute that terminal is only scanned in the configured information is right The non-serving channel answered, has saved the time of terminal scanning.

And/or, before terminal starts to the scanning of non-serving channel, base station sends scan mode information to terminal, so that The scan mode that the terminal indicated using the scan mode information is obtained to be scanned the non-serving channel.

In addition, under cell handoff scenario, the mark of target access equipment of the base station in scanning result determines weight Association access point equipment, and re-association access point apparatus information is sent to terminal, specifically include：

The mark of target access equipment of the serving BS in scanning result determines re-association access point apparatus, and to Terminal sends re-association access point apparatus information.

Alternatively, under cell handoff scenario, second is also carried in terminal receives the hand off signaling that source base station is sent Configured information and/or the second scan mode information, if the terminal has completed switching, second configured information carries the serving BS The mark and the mark of channel where the access point apparatus of interior access point apparatus, or carry access point apparatus in the serving BS The mark of place channel, if the terminal does not complete switching, second configured information carries access point apparatus in the target BS The mark of channel where access point apparatus in mark and the mark of channel where the access point apparatus, or carrying target BS, So that terminal mark of channel according to where the access point apparatus in second configured information is scanned, the second scanning side Formula information indicates the scan mode of the terminal-pair target BS channel.

It should be noted that above-mentioned scan mode can be active scan mode or drive sweep mode, and specifically, quilt Dynamic scan mode refers to that terminal receives the Beacon frames sent by the access point apparatus cycle, so as to obtain the wireless network letter of surrounding Breath, drive sweep mode can save the electric power of battery；Active scan mode refers to that terminal is periodically sent out on the channel of its support Probe Request frame scan wireless networks are sent, after access point apparatus receives the Probe Request frames, Probe are sent Response frames, inform the information for the wireless network that can be provided, and active scan mode can actively know workable channel.

Certainly, the configured information and scan mode information can also be carried in scanning information is started, and base is received in terminal During the startup scanning message sent of standing, while receiving first configured information and the first scan mode information of base station transmission.

Still optionally further, if the terminal does not scan target access equipment, receive terminal transmission first notifies Information, the terminal that first announcement information indicates does not scan the target access equipment；

Then base station sends data transfer configured information to the terminal, to cause the terminal to continue being somebody's turn to do on the service channel Access point apparatus carries out data transmission, the base station initiated second timer, pre- up to or over second in the second timer If during the time, triggering terminal starts the scanning to non-serving channel；Or,

Base station sends first to the terminal and continues scanning information, to cause the terminal persistently to scan the non-serving channel.

Alternatively, when sending startup scanning information to the terminal in the base station, the base station initiated first timer reaches Or more than the first preset time after, the base station do not receive also the terminal transmission scanning result；

In addition, under the scene that cell switches, after the scanning that the terminal completes to the target BS channel, if not scanning To target access equipment, the serving BS receives the notification message of terminal transmission, and the announcement information indicates that the terminal is not swept The target access equipment is retouched, is sent to the terminal and continues scanning information, the terminal continues scanning information according to this and persistently swept Retouch target BS channel.

The executive agent for the method that above-described embodiment is provided is base station, and base station can know terminal-pair scan channel in time Start and finish time, it is ensured that terminal can be coupled to re-association access point apparatus in series of fortified passes in time.

The method that the embodiment of the present invention provides another re-association, as shown in Fig. 2 the executive agent of this method embodiment is Terminal, including：

S201, after scan event is triggered, terminal starts scanning to channel.

Specifically, after scan event is triggered, terminal starts the scanning to non-serving channel.

Alternatively, above-mentioned scan event, which is triggered, to be：Terminal sends measurement message to base station, and receives the base station root According to the measurement message send startup scanning information, wherein, the measurement message carry service access point settings signal quality and The time delay of data transfer, the service access point settings are the access point apparatus carried out data transmission with the terminal.

Alternatively, above-mentioned scan event, which is triggered, to be：Terminal receives the base station and set according to the Service Access Point of measurement The startup scanning information that standby signal quality and the time delay of data transfer are sent.

Alternatively, above-mentioned scan event, which is triggered, to be：Signal of the terminal in the service access point settings according to measurement The time delay of quality and data transfer determines after starting to the scanning of the non-serving channel that the terminal sends to start to the base station and notified Information, and receive the startup scanning information that the base station is sent according to the startup notification message.

Further, terminal receives the startup scanning information of base station transmission, specifically includes：The MAC PDU of the terminal connect Receive the first feedback response information for the startup announcement information that the MAC PDU of the base station are sent；Or,

The first feedback for the startup announcement information that the RLC PDU that the RLC PDU of the terminal receive the base station are sent Response message.

Alternatively, before the scanning that terminal starts to non-serving channel, terminal receives the first instruction of base station transmission Message, and the mark of the non-serving channel in the first instruction message scans the non-serving channel；And/or,

Terminal receives the first scan mode message of base station transmission, and utilizes sweeping that the first scan mode information is indicated Mode is retouched to be scanned the non-serving channel.

Further, the first instruction message also carries the mark of the access point apparatus of the non-serving channel.

Alternatively, terminal is after receive base station transmission first indicates message and/or the first scan mode information, Start the scanning to non-serving channel.

In addition, under the scene that cell switches, above-mentioned scan event, which is triggered, to be：

Terminal receives the hand off signaling that source base station is sent；Or,

Terminal sends switching to the target BS and completes signaling；Or,

Under the scene that cell switches, after scan event is triggered, terminal starts the scanning to channel, is specially：

After scan event is triggered, terminal starts the scanning to target BS channel.

S202, after scanning to the channel is completed, if target access equipment is arrived in scanning, scanning knot is sent to base station Really.

If the first instruction message that terminal is received carries the mark of the access point apparatus of the non-serving channel, terminal is to base Stand and send the mark that scanning result also carries target access equipment corresponding with the mark of the access point apparatus of the non-serving channel Know.

Still optionally further, after the scanning to the non-serving channel is completed, if not scanning target access equipment, eventually Hold to the base station and send the first notification message, the terminal that first announcement information indicates does not scan the target access equipment,

Then terminal receives the data transfer configured information of base station transmission, and is continued according to the data transfer configured information The access point apparatus on the service channel carries out data transmission, and the base station initiated first timer up to or over During first preset time, start the scanning to non-serving channel；Or,

Receive the first of base station transmission and continue scanning information, and first continue scanning information according to this persistently to scan this non- Service channel.

Alternatively, after the scanning to the non-serving channel is completed, if target access equipment is not scanned, at this The second preset time that base station initiated second timer is recorded up to or over the second timer, the base station is not received also To the terminal send scanning result when,

Terminal receives the data transfer configured information of base station transmission, and the access point continued on the service channel is set It is standby to carry out data transmission, and when the base station initiated first timer is up to or over first preset time, startup pair The scanning of non-serving channel；Or,

In addition, under the scene that cell switches, after the scanning to the channel is completed, if scanning is set to target access Standby, terminal sends scanning result to the base station, specifically includes：

After scanning to the target BS channel is completed, if target access equipment is arrived in scanning, terminal is to the service base Stand and send scanning result.

Alternatively, terminal, which is received, also carries the second configured information and/or second sweeps in the hand off signaling that source base station is sent Mode information is retouched, if the terminal has completed switching, second configured information carries the mark of access point apparatus in the serving BS With the mark of the mark of channel where the access point apparatus, or channel where carrying access point apparatus in the serving BS, if The terminal does not complete switching, and second configured information carries the mark of access point apparatus and the access point apparatus in the target BS The mark of place channel, or carry the mark of channel where access point apparatus in target BS so that the terminal according to this The mark of channel is scanned where the access point apparatus in two configured informations, and the second scan mode information indicates the terminal-pair The scan mode of the target BS channel.

S203, terminal receive the re-association access point apparatus information of base station transmission.

Wherein, target access equipment of the re-association access point apparatus information by the base station in the scanning result Mark is determined.The re-association access point apparatus information can be the mark and re-association access point apparatus of re-association access point apparatus The channel information at place, or, the MAC Address or IP address of re-association access point apparatus, or, other can make terminal unique Ground determines the information of the re-association access point apparatus, and the embodiment of the present invention is not construed as limiting to this.

S204, terminal are set according to the re-association access point apparatus information from being currently accessed point device to the re-association access point Standby association.

The executive agent for the method that above-described embodiment is provided is terminal, and base station can know terminal-pair scan channel in time Start and finish time, it is ensured that terminal can be coupled to re-association access point apparatus in series of fortified passes in time.

The embodiment of the present invention provides a kind of method of re-association, as shown in figure 3, the executive agent of this method is base station, bag Include：

S301, base station are determined after destination channel, and shunting modification solicited message is sent to access point apparatus.

Wherein, shunting modification solicited message carries the mark of destination channel.

If S302, the access point apparatus detect the mark for being designated available channel of the destination channel, and according to the mesh The mark of mark channel switches to the destination channel, and the base station receives the shunting modification feedback of access point apparatus transmission.

Wherein, available channel mark specifically, meet the default channel logo of current network scope or can be The mark of the normal channel for performing data transmission capabilities in current network.

Alternatively, shunting modification solicited message also carries the first startup predetermined time, so that the access point apparatus exists Start timing when receiving shunting modification solicited message, and when up to or over the first startup predetermined time, this connects Enter point device to the destination channel to switch.

Alternatively, shunting modification solicited message also carries destination channel and started at the time of use, so as to the access point apparatus Start timing when receiving shunting modification solicited message, at the time of being used up to or over destination channel startup When, the mark that the access point apparatus detects the destination channel is correct, and shunting modification feedback is returned to base station.

S303, base station send shunting configuration modification information to terminal, to cause the terminal according to the mark of the access point apparatus Know and the mark series of fortified passes of the destination channel is coupled to the access point apparatus.

Wherein, the shunting configuration modification information carries the mark of the mark and the destination channel of the access point apparatus.

Alternatively, the shunting configuration modification information also carries the second startup predetermined time, so that the terminal is being received Start timing during the shunting configuration modification information, and up to or over this second start predetermined time when, the terminal according to The mark of the access point apparatus is redirected to the access point apparatus.

The executive agent of above method embodiment is base station, when the channel disturbance being currently accessed residing for point device is detected in base station When larger, access point apparatus can be switched into the preferable channel of data transmission quality by present channel in time, reduce signal Interference, while ensure that the service quality of terminal.

The embodiment of the present invention provides a kind of method of re-association, as shown in figure 4, the executive agent of this method is terminal, bag Include：

S401, terminal receive the shunting configuration modification information that base station is sent.

Wherein, the shunting configuration modification information carries the mark of the access point apparatus and the mark of the destination channel.

Specifically, the mark of the destination channel carried in the shunting modification solicited message that access point apparatus is sent according to base station Knowledge switches to the destination channel, and is sent to the base station after shunting modification feedback, and terminal receives the shunting configuration of base station transmission Modification information.

Alternatively, shunting modification solicited message also carries the destination channel and started at the time of use, so as to the access point Equipment receive the shunting modification solicited message when start timing, up to or over the destination channel start use when During quarter, the mark that the access point apparatus detects the destination channel is correct, and shunting modification feedback is returned to base station.

S402, terminal are coupled to the access point according to the mark series of fortified passes of the mark of the access point apparatus and the destination channel and set It is standby.

The executive agent of above method embodiment is terminal, and terminal can be coupled to data transmission quality preferable for series of fortified passes in time Access point apparatus, reduces the interference of signal, while ensure that the service quality of terminal.

The embodiment of the present invention provides a kind of method of re-association, as shown in figure 5, including：

S501, after scan event is triggered, terminal starts scanning to non-serving channel.

Alternatively, the scan event is triggered：The measurement message that base station receiving terminal is sent, and accessed according to the service The signal quality of point device and the time delay of data transfer are sent to the terminal starts scanning information, to cause the terminal to start to this The scanning of non-serving channel.

Wherein, the measurement message carries the signal quality of service access point settings and the time delay of data transfer, and the service connects It is the access point apparatus carried out data transmission with the terminal to enter point device.

For example, when the signal quality of service access point settings be less than default signal quality threshold or data transfer when Prolong more than or equal to default delay threshold when, then base station determine service channel data transmission it is second-rate so as to this Terminal, which is sent, starts scanning information, to cause the terminal to start the scanning to the non-serving channel.Not office of the embodiment of the present invention It is limited to this.

Alternatively, the scan event is triggered：The signal quality for the service access point settings that base station is obtained according to measurement Sent with the time delay of data transfer to the terminal and start scanning information, to cause the terminal starts to be swept to the non-serving channel Retouch.

Alternatively, the scan event, which is triggered, to be：The service access point settings obtained in the terminal according to measurement Signal quality and data transfer time delay determine start to the scanning of the non-serving channel after, base station receive the terminal transmission Start announcement information；

Further, base station is sent according to the startup notification message to the terminal starts scanning information, specifically includes：The base The MAC PDU stood send the first feedback response for the startup announcement information to the MAC user data packets unit of the terminal Information；Or,

The RLC PDU of the base station send the second feedback response for the startup announcement information to the RLC PDU of the terminal Information.

S502, terminal-pair non-serving channel are scanned, if target access equipment is arrived in scanning, terminal sends to base station and swept Retouch result.

Wherein, the mark of target access equipment is included in the scanning result.

Further, if the terminal does not scan target access equipment, the first announcement information of terminal transmission is received, The terminal that first announcement information indicates does not scan the target access equipment；

The mark of the target access equipment of S503, the base station in the scanning result determines that re-association access point is set It is standby.

S504, base station are to the re-association access point apparatus information that the re-association access point apparatus is sent to the terminal.

S505, the terminal are set according to the re-association access point apparatus information from being currently accessed point device to re-association access point Standby association.

So, the scanning by base station control terminal to non-serving channel so that base station can know that terminal-pair is non-in time The startup of service channel scanning and finish time, solve data packet retransmission and abandon the data transmission delay caused greatly, base station The problem of service quality is low.

The embodiment of the present invention provides a kind of method of re-association, applies under cell handoff scenario, as shown in fig. 6, the party Method includes：

S601, after scan event is triggered, terminal starts scanning to target BS channel.

Alternatively, the scan event is triggered：Terminal receives the hand off signaling that source base station is sent, and the switching command is also taken With the second configured information and/or the second scan mode information, if the terminal has completed switching, second configured information is carried should In serving BS access point apparatus mark with the access point apparatus where channel mark, or carry the serving BS be inscribed The mark of channel where entering point device, if the terminal does not complete switching, second configured information carries access in the target BS The mark and the mark of channel where the access point apparatus of point device, or carry channel where access point apparatus in target BS Mark so that the terminal is scanned according to the mark of channel where the access point apparatus in second configured information, and this Two scan mode information indicate the scan mode of the terminal-pair target BS channel.Or,

Terminal sends switching to the target BS and completes signaling；Or,

Terminal receives the startup scanning information of source base station transmission, wherein, added in the measurement event of source base station configuration There is scan channel mark.When above-mentioned measurement event is triggered, terminal starts scanning.

S602, after scanning to the target BS channel is completed, if target access equipment is arrived in scanning, terminal is to service Base station sends scanning result.

Wherein, the serving BS is the base station that data cube computation is set up with the terminal；The scanning result includes target access The mark of equipment.

If terminal has been switched to target BS (switching has been completed) when reporting scanning result, target BS is for eventually The serving BS at end, terminal reports scanning result to target BS.If terminal is also in source base station when terminal reports scanning result Under, terminal reports scanning result to source base station.That is terminal is to serving base stations report scanning result.

Further, after the scanning to channel is completed, if not scanning access point apparatus, the serving BS receives the end Hold the notification message sent, the terminal that the announcement information indicates do not scan the target access equipment, then the serving BS to The terminal, which is sent, continues scanning information, and the terminal continues scanning information according to this and persistently scans target BS channel.

S603, serving BS determine re-association access point apparatus from the mark of the target access equipment, and to the end End sends re-association access point apparatus information.

S604, terminal are set according to the re-association access point apparatus information from being currently accessed point device to the re-association access point Standby association.

So, under cell handoff scenario, terminal from source base station after target BS is switched to, and target BS can be timely Terminal is notified to start the scanning to target BS so that terminal is connected on the access point apparatus of target BS in time, is reduced The data outage time between access point apparatus and terminal.

The embodiment of the present invention provides a kind of method of re-association, as shown in fig. 7, comprises：

S701, base station are determined after destination channel, and shunting modification solicited message is sent to access point apparatus.

S702, access point apparatus detect the mark for being designated available channel of the destination channel.

S703, access point apparatus switch to the destination channel according to the mark of the destination channel.

S704, base station receive the shunting modification feedback of access point apparatus transmission.

S705, receive in base station after shunting modification feedback, shunting configuration modification information is sent to terminal.

Wherein, the shunting configuration modification information carries the mark of the mark and the destination channel of the access point apparatus, so that Obtain the terminal and the access point apparatus is coupled to according to the mark series of fortified passes of the mark of the access point apparatus and the destination channel.

S706, terminal are coupled to the access point according to the label series of fortified passes of the mark of the access point apparatus and the destination channel and set It is standby.

So, when base station detect be currently accessed channel disturbance residing for point device it is larger when, access point can be set in time It is standby that the preferable channel of data transmission quality is switched to by present channel, the interference of signal is reduced, while ensure that the clothes of terminal Business quality.

It should be noted that for above-mentioned each method embodiment, in order to be briefly described, therefore it is all expressed as a series of Combination of actions, but those skilled in the art should know, the present invention is not limited by described sequence of movement.Its Secondary, those skilled in the art should also know, embodiment described in this description belongs to preferred embodiment, and involved is dynamic Make and the module not necessarily present invention is necessary.

The embodiment of the present invention provides a kind of base station 800, as shown in figure 8, including：

First receiving unit 801, for after scan event is triggered, if terminal scanning connects to target access equipment The scanning result of terminal transmission is received, and the scanning result is sent to first processing units 802.

First processing units 802, for after the scanning result of first receiving unit 801 transmission is received, according to this The mark of target access equipment in scanning result determines re-association access point apparatus, and it is heavy to the first transmitting element to send this The re-association access point apparatus information of association access point equipment.

First transmitting element 803, the re-association access point for sending the first processing units 802 transmission to the terminal is set Standby information, to cause the terminal to be associated from being currently accessed point device to the re-association access point apparatus.

Alternatively, measurement of first receiving unit 801 specifically for receiving the triggering scan event of terminal transmission disappears Cease, and the signal quality and the time delay of data transfer according to the service access point settings send to the terminal and start scanning information, To cause the terminal to start the scanning to the non-serving channel.

First transmitting element 803 specifically for the signal quality according to the service access point settings and data transfer when Prolong to send to the terminal and start scanning information, to cause the terminal to start the scanning to the non-serving channel

Alternatively, first transmitting element 803 is specifically for measuring obtained triggering according to the first processing units 802 The signal quality of the service access point settings of scan event and the time delay of data transfer are sent to the terminal starts scanning information, with So that the terminal starts the scanning to the non-serving channel.

Alternatively, first receiving unit 801 is specifically for the driver sweep event that is obtained in the terminal according to measurement The signal quality of service access point settings and the time delay of data transfer determine after starting to the scanning of the non-serving channel that receiving should The startup announcement information that terminal is sent；

First transmitting element 803 is sent according to the startup notification message to the terminal starts scanning information, to cause this Terminal starts the scanning to the non-serving channel.

Further, as shown in figure 9, the first processing units 802 also include：MAC PDU modules 8021, for the end The MAC PDU modules at end send the first feedback response information for the startup announcement information；

RLC PDU modules 8022, notify to believe for sending to the RLC user data packets unit of the terminal for the startup Second feedback response information of breath.

Alternatively, first transmitting element 803, be additionally operable to the terminal send indicate message, with cause the terminal according to The mark of non-serving channel in the instruction message scans the non-serving channel；And/or,

Scan mode information is sent to the terminal, to cause the terminal to utilize the scan mode of scan mode information instruction The non-serving channel is scanned.

Alternatively, first receiving unit 801 receives the first announcement information that the terminal is sent, and first announcement information refers to Show that the terminal does not scan the target access equipment；

Then first transmitting element 803 sends data transfer configured information to the terminal, to cause the terminal to continue at this The current access point apparatus on service channel carries out data transmission, and the first processing units 802 start second timer, at this When second timer is up to or over the second preset time, triggering terminal starts the scanning to non-serving channel；Or,

First transmitting element 803 sends first to the terminal and continues scanning information, to cause the terminal persistently to scan this Non-serving channel.

Alternatively, when first transmitting element 803 sends to the terminal and starts scanning information, the first processing units After the first preset time that 802 first timers started are recorded up to or over the first timer, first reception is single Member 801 does not receive the scanning result of terminal transmission also；

In addition, under cell handoff scenario, above-mentioned base station is serving BS.

Under cell handoff scenario, after the scanning that the terminal completes to the target BS channel, if not scanning target Access point apparatus, first receiving unit receives the notification message of terminal transmission, and the announcement information indicates that the terminal is not scanned To the target access equipment, first transmitting element is sent to the terminal continues scanning information, and the terminal is persistently swept according to this Retouch information and persistently scan target BS channel.

The base station provided using above-described embodiment, startup and the finish time of terminal-pair scan channel can be known in time, Ensure that terminal can be coupled to re-association access point apparatus in series of fortified passes in time.

The embodiment of the present invention provides a kind of terminal 1000, as shown in Figure 10, including：

Second scanning element 1001, for after scan event is triggered, starting the scanning to channel；

Second transmitting element 1002, for after second scanning element 1001 completes the scanning to the channel, if scanning To target access equipment, scanning result is sent to the base station.

Second receiving unit 1003, the re-association access point apparatus information for receiving base station transmission.Wherein, the series of fortified passes The mark for coupling target access equipment of the access point facility information by the base station in the scanning result determines that the series of fortified passes couples The mark of target access equipment of the access point facility information by the base station in the scanning result is determined.The re-association access point Facility information can be the channel information where the mark and re-association access point apparatus of re-association access point apparatus, or, weight The MAC Address or IP address of association access point equipment, or, other can make terminal uniquely determine the re-association access point The information of equipment, the embodiment of the present invention is not construed as limiting to this.

Second processing unit 1004, for being set in the re-association access point for receiving second receiving unit 1003 transmission After standby information, the terminal is set from being currently accessed point device to the re-association access point according to the re-association access point apparatus information Standby association.

Further, second scanning element 1001, specifically for after scan event is triggered, starting and believing non-serving The scanning in road；Then second transmitting element 1002, specifically for after the scanning to the non-serving channel is completed, if mesh is arrived in scanning Access point apparatus is marked, scanning result is sent to base station.

Alternatively, second transmitting element 1002 sends the measurement message of driver sweep event to the base station, and this second connects Receive unit 1003 and receive the startup scanning information that the base station is sent according to the measurement message.

Alternatively, second receiving unit 1003 receives signal quality of the base station according to the service access point settings of measurement The startup scanning information sent with the time delay of data transfer.

Alternatively, second transmitting element 1002 is in the service access point settings measured according to the second processing unit 1004 Signal quality and data transfer time delay determine start to the scanning of the non-serving channel after, to the base station send start notify Information；

Second receiving unit 1003 receives the startup scanning information that the base station is sent according to the startup notification message.

Further, as shown in figure 11, the second processing unit 1004 also includes：MAC PDU modules 10041, for connecing Receive the first feedback response information for the startup announcement information that the MAC PDU modules of the base station are sent；

RLC PDU modules 10042, for receive the base station RLC PDU modules send be directed to the startup announcement information The second feedback response information.

Alternatively, second receiving unit, be additionally operable to second scanning element start to the scanning of non-serving channel it Before, receive base station transmission first indicates message, so as to non-clothes of second scanning element in the first instruction message The mark of business channel scans the non-serving channel；And/or,

Second receiving unit 1003, be additionally operable to receive the base station send the first scan mode message, so as to this second The scan mode that scanning element is indicated using the first scan mode information is scanned to the non-serving channel.

Alternatively, this first instruction message also carry the non-serving channel access point apparatus mark, so as to this second Mesh corresponding with the mark of the access point apparatus of the non-serving channel is carried in the scanning result that transmitting element is sent to the base station Mark the mark of access point apparatus.

Alternatively, receive the first instruction message that the base station sends in second receiving unit 1003 and/or this first is swept Retouch after mode information, second scanning element starts the scanning to non-serving channel.

Still optionally further, second transmitting element 1002 sends the first notification message to the base station, the first notice letter Breath indicates that the terminal does not scan the target access equipment,

Then second receiving unit 1003 receives the data transfer configured information that the base station is sent, and continues in service letter The current access point apparatus on road carries out data transmission, and the base station initiated first timer up to or over this During one preset time, start the scanning to non-serving channel；Or,

Second receiving unit 1003 receives first that the base station sends and continues scanning information, and first is persistently swept according to this Retouch information and persistently scan the non-serving channel.

Alternatively, preset in the base station initiated second timer up to or over the second timer is recorded second Time, when the base station does not receive the scanning result of terminal transmission also,

In addition, under the scene that cell switches, the scan event is triggered, including：Second receiving unit 1002 is received The hand off signaling that source base station is sent；Or,

Second transmitting element 1002 sends switching to the target BS and completes signaling；Or,

Second receiving unit 1002 receives the startup scanning information that the source base station is sent, wherein, source base station configuration Identified in measurement event added with scan channel.

Under cell handoff scenario, second scanning element 1001, specifically for after scan event is triggered, terminal is opened The dynamic scanning to target BS channel；

Second transmitting element 1002, specifically for after the scanning to the target BS channel is completed, if mesh is arrived in scanning Access point apparatus is marked, scanning result is sent to the serving BS.

The terminal provided using above-described embodiment, base station can know the startup of terminal-pair scan channel with the end of in time Carve, it is ensured that terminal can be coupled to re-association access point apparatus in series of fortified passes in time.

The embodiment of the present invention provides a kind of base station 1200, as shown in figure 12, including：

3rd transmitting element 1201, for it is determined that after destination channel, shunting modification request letter is sent to access point apparatus Breath.

3rd receiving unit 1202, if detecting the available channel that is designated of the destination channel for the access point apparatus Mark, and the destination channel is switched to according to the mark of the destination channel, the shunting modification for receiving access point apparatus transmission is anti- Feedback.

3rd transmitting element 1203, is additionally operable to send shunting configuration modification information, shunting configuration modification letter to terminal Breath carries the mark of the mark and the destination channel of the access point apparatus, to cause the terminal according to the mark of the access point apparatus The access point apparatus is coupled to the mark series of fortified passes of the destination channel.

The base station provided using above-described embodiment, when the channel disturbance that base station detection is currently accessed residing for point device is larger When, access point apparatus can be switched into the preferable channel of data transmission quality by present channel in time, reduce the dry of signal Disturb, while ensure that the service quality of terminal.

The embodiment of the present invention provides a kind of terminal 1300, as shown in figure 13, including：

4th receiving unit 1301, the shunting configuration modification information for receiving base station transmission.

Wherein, the shunting configuration modification information carries the mark of the access point apparatus and the mark of the destination channel；

Further, the 4th receiving unit 1301, specifically for：The shunting sent in access point apparatus according to base station is repaiied The mark for changing the destination channel carried in solicited message switches to the destination channel, and sends shunting modification feedback to the base station Afterwards, the shunting configuration modification information of base station transmission is received.

Fourth processing unit 1302, for the mark of the access point apparatus received according to the 4th receiving unit and the mesh The mark series of fortified passes of mark channel is coupled to the access point apparatus.

The terminal provided using above-described embodiment, when the channel disturbance that base station detection is currently accessed residing for point device is larger When, access point apparatus can be switched into the preferable channel of data transmission quality by present channel in time, so as to the terminal series of fortified passes The access point apparatus is coupled to, so, the interference of signal is reduced, while ensure that the service quality of terminal.

Affiliated those skilled in the art can be understood that, for convenience and simplicity of description, the dress of foregoing description The specific work process put, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.

The embodiment of the present invention also provides a kind of re-association system, as described in Figure 14, including：Base station 141 and terminal 142,

The base station 141, for after scan event is triggered, if target access equipment is arrived in the scanning of terminal 142, receiving should The scanning result that terminal 142 is sent, and the mark of the target access equipment in the scanning result determines that re-association is accessed Point device, and send re-association access point apparatus information to the terminal 142.

Wherein, target access equipment of the re-association access point apparatus information by the base station in the scanning result Mark determines that the re-association access point apparatus information can be the mark and re-association access point apparatus of re-association access point apparatus The channel information at place, or, the MAC Address or IP address of re-association access point apparatus, or, other can make terminal unique Ground determines the information of the re-association access point apparatus, and the embodiment of the present invention is not construed as limiting to this.

The terminal 142, for after scan event is triggered, starting the scanning to channel, completes to sweep the channel After retouching, if target access equipment is arrived in scanning, scanning result is sent to base station 141.

If it should be noted that the system is applied under cell handoff scenario, the base station is serving BS.

The re-association system provided using above-described embodiment, base station can know in time the startup of terminal-pair scan channel with Finish time, it is ensured that terminal can be coupled to re-association access point apparatus in series of fortified passes in time.

The embodiment of the present invention also provides another re-association system, as described in Figure 15, including：Base station 151, access point apparatus 152 and terminal 153,

The base station 151, for it is determined that after destination channel, sending shunting modification solicited message to access point apparatus 152, being somebody's turn to do Shunting modification solicited message carries the mark of destination channel, if the access point apparatus 152 detects being designated for the destination channel The mark of available channel, and the destination channel is switched to according to the mark of the destination channel, receive the access point apparatus 152 and send Shunting modification feedback, and send shunting configuration modification information to terminal 153, the shunting configuration modification information carries the access point The mark of the mark and the destination channel of equipment；

The access point apparatus 151, the mark for being designated available channel for detecting the destination channel that the base station 151 is sent Afterwards, the destination channel is switched to according to the mark of the destination channel, and shunting modification feedback is sent to the base station 151；

The terminal 153, the shunting configuration modification information for receiving the transmission of base station 151, and according to the access point apparatus The mark series of fortified passes of mark and the destination channel is coupled to the access point apparatus 152.

The re-association system provided using above-described embodiment, when the channel disturbance being currently accessed residing for point device is detected in base station When larger, access point apparatus can be switched into the preferable channel of data transmission quality by present channel in time, reduce signal Interference, while ensure that the service quality of terminal.

The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims

1. a kind of method of re-association, it is characterised in that including：

After scan event is triggered, if terminal scanning is to target access equipment, base station receives the scanning that the terminal is sent As a result；

The mark of target access equipment of the base station in the scanning result determines re-association access point apparatus, and to The terminal sends the re-association access point apparatus information of the re-association access point apparatus, to cause the terminal to be connect by currently Enter point device to associate to the re-association access point apparatus；

The scan event is triggered, including：

The signal quality of service access point settings and the time delay of data transfer that base station is obtained according to measurement are sent to the terminal Start scanning information, to cause the terminal to start the scanning to non-serving channel；

Or；

The signal quality of the service access point settings obtained in the terminal according to measurement and the time delay of data transfer determine to start After the scanning of non-serving channel, the startup announcement information that the terminal is sent is received；

Sent according to the startup notification message to the terminal and start scanning information, to cause the terminal to start to non-serving The scanning of channel.

2. according to the method described in claim 1, it is characterised in that described sent to the terminal starts scanning information, including：

The medium access control Medium Access Control (MAC) Protocol Data Unit PDU of the base station sends to the MAC PDU of the terminal and opened for described First feedback response information of dynamic announcement information；Or,

The wireless spread-spectrum technology RLC PDU of the base station send to the RLC PDU of the terminal and are directed to the startup announcement information The second feedback response information.

3. method according to claim 1 or 2, it is characterised in that before the scanning that terminal starts to non-serving channel, Also include：

Sent to the terminal and indicate message, wherein, it is described to indicate the mark that message carries non-serving channel；And/or,

Scan mode information is sent to the terminal, to cause the terminal to utilize the scanning side of scan mode information instruction Formula is scanned to the non-serving channel.

4. method according to claim 1 or 2, it is characterised in that methods described also includes：If the terminal is not scanned Target access equipment, receives the first announcement information that the terminal is sent, and first announcement information indicates the terminal not Scan the target access equipment；

Data transfer configured information is sent to the terminal, to cause the terminal to continue described access point on the serving channel Equipment carries out data transmission, the base station initiated second timer, default up to or over second in the second timer During the time, triggering terminal starts the scanning to non-serving channel；Or,

First is sent to the terminal and continues scanning information, to cause the terminal persistently to scan non-serving channel.

5. method according to claim 1 or 2, it is characterised in that methods described also includes：In the base station to the end It is described after the base station initiated first timer is up to or over the first preset time when end sends startup scanning information Base station does not receive the scanning result that the terminal is sent also；

6. according to the method described in claim 1, it is characterised in that methods described is applied to the scene that cell switches, described to sweep The event of retouching is triggered, including：

Terminal receives the hand off signaling that source base station is sent；Or,

Terminal sends switching to the target BS and completes signaling；Or,

Terminal receives the startup scanning information that the source base station is sent, wherein, added in the measurement event of the source base station configuration There is scan channel mark.

7. method according to claim 6, it is characterised in that if the terminal scanning is to target access equipment, base station The scanning result that the terminal is sent is received, including：

If the scanning result that terminal scanning is sent to target access equipment, the serving BS reception terminal；

The mark of target access equipment of the base station in the scanning result determines re-association access point apparatus, and to The terminal sends re-association access point apparatus information, including：

The mark of target access equipment of the serving BS in the scanning result determines re-association access point apparatus, And send re-association access point apparatus information to the terminal.

8. the method according to claim 6 or 7, it is characterised in that the hand off signaling also carries the second configured information And/or the second scan mode information, if the terminal has completed switching, second configured information is carried in serving BS and accessed The mark of point device and the mark of channel where described access point equipment, or carry letter where access point apparatus in serving BS The mark in road, if the terminal does not complete switching, second configured information carries access point apparatus in the target BS Mark and the mark of channel where described access point equipment, or carry the mark of channel where access point apparatus in target BS Know so that the mark of channel is scanned where terminal access point apparatus according to second configured information, institute State the scan mode that the second scan mode information indicates target BS channel described in the terminal-pair.

9. the method according to claim 6 or 7, it is characterised in that completed in the terminal to the target BS channel Scanning after, if not scanning target access equipment, serving BS receives the notification message that the terminal is sent, the notice Information indicates that the terminal does not scan the target access equipment, is sent to the terminal and continues scanning information, the end End target BS channel is persistently scanned according to the scanning information that continues.

10. a kind of method of re-association, it is characterised in that including：

After scan event is triggered, terminal starts the scanning to channel；

The re-association access point apparatus information that the base station is sent is received, the re-association access point apparatus information is by the base station The mark of target access equipment in the scanning result is determined；

Associated according to the re-association access point apparatus information from being currently accessed point device to the re-association access point apparatus；

It is described that terminal starts the scanning to channel after scan event is triggered, including：

After scan event is triggered, terminal starts the scanning to non-serving channel；

It is described to arrive target access equipment if scanning after the scanning to the channel is completed, send scanning result, bag to base station Include：

After the scanning to the non-serving channel is completed, if target access equipment is arrived in scanning, scanning result is sent to base station；

The scan event is triggered, including：

Receive the startup that the base station is sent according to the signal quality of the service access point settings of measurement and the time delay of data transfer Scanning information；

Or；

Determine to start to the non-serving in the signal quality of the service access point settings according to measurement and the time delay of data transfer After the scanning of channel, the terminal is sent to the base station starts announcement information；

Receive the startup scanning information that the base station is sent according to the startup notification message.

11. method according to claim 10, it is characterised in that the startup scanning letter that the reception base station is sent Breath, including：

What the MAC PDU that the media access control protocol data cell MAC PDU of the terminal receive the base station were sent is directed to First feedback response information for starting announcement information；Or,

What the RLC PDU that the wireless spread-spectrum technology RLC PDU of the terminal receive the base station were sent notifies for described start First feedback response information of information.

12. the method according to claim 10 or 11, it is characterised in that terminal start scanning to non-serving channel it Before, in addition to：

Receive the first instruction message that the base station is sent, and the mark of the non-serving channel in the described first instruction message Scan the non-serving channel；And/or,

Receive the first scan mode message that the base station is sent, and the scanning side indicated using the first scan mode information Formula is scanned to the non-serving channel.

13. method according to claim 12, it is characterised in that

The first instruction message also carries the mark of the access point apparatus of the non-serving channel；

Described to be sent to base station in scanning result, the scanning result is also carried and the access point apparatus of the non-serving channel Identify the mark of corresponding target access equipment.

14. method according to claim 12, it is characterised in that

After receive the base station transmission first indicates message and/or the first scan mode information, start to non-serving The scanning of channel.

15. the method according to claim 10 or 11, it is characterised in that complete the scanning to the non-serving channel Afterwards, if not scanning target access equipment, in addition to：

The first notification message is sent to the base station, first announcement information indicates that the terminal does not scan the target and connect Enter point device,

The data transfer configured information that the base station is sent is received, and continues the described access point equipment on the service channel Carry out data transmission, and when the base station initiated first timer is up to or over the first preset time, start to non- The scanning of service channel；Or,

The first lasting scanning information that the base station is sent is received, and according to persistently being scanned the described first lasting scanning information Non-serving channel.

16. the method according to claim 10 or 11, it is characterised in that complete the scanning to the non-serving channel Afterwards, if not scanning target access equipment, in addition to：In the base station initiated second timer up to or over described Second preset time of second timer record, when the base station does not receive the scanning result that the terminal is sent also,

17. method according to claim 10, it is characterised in that under the scene that cell switches, the scan event quilt Triggering, including：

Terminal receives the hand off signaling that source base station is sent；Or,

Terminal sends switching to the target BS and completes signaling；Or,

18. method according to claim 17, it is characterised in that described after scan event is triggered, terminal startup pair The scanning of channel, including：

After scan event is triggered, terminal starts the scanning to target BS channel；

It is described to arrive target access equipment if scanning after the scanning to the channel is completed, send scanning knot to the base station Really, including：

After the scanning to the target BS channel is completed, if target access equipment is arrived in scanning, send and sweep to serving BS Retouch result.

19. the method according to claim 17 or 18, it is characterised in that including：

The hand off signaling also carries the second configured information and/or the second scan mode information, if the terminal has completed to cut Change, second configured information carries the mark of access point apparatus and the mark of channel where described access point equipment in serving BS Know, or carry the mark of channel where access point apparatus in the serving BS, if the terminal does not complete switching, described the Two configured informations carry the mark of access point apparatus and the mark of channel where described access point equipment in the target BS, or Person carries the mark of channel where access point apparatus in target BS so that the terminal is according to institute in second configured information The mark of channel is scanned where stating access point apparatus, and the second scan mode information indicates target described in the terminal-pair The scan mode of BTS channel.

20. a kind of method of re-association, it is characterised in that including：

Base station is determined after destination channel, and shunting modification solicited message is sent to access point apparatus, and solicited message is changed in the shunting Carry the mark of destination channel；

If described access point equipment detects the mark for being designated available channel of the destination channel, and is believed according to the target The mark in road switches to the destination channel, and the base station receives the shunting modification feedback that described access point equipment is sent；

Send shunting configuration modification information to terminal, the shunting configuration modification information carry the mark of described access point equipment with The mark of the destination channel, to cause the terminal according to the mark and the mark of the destination channel of described access point equipment Series of fortified passes is coupled to described access point equipment.

21. method according to claim 20, it is characterised in that the shunting modification solicited message also carries first and opened Dynamic predetermined time, so that described access point equipment starts timing when receiving the shunting modification solicited message, and is reaching Or during more than the described first startup predetermined time, described access point equipment switches to the destination channel.

22. method according to claim 21, it is characterised in that the shunting configuration modification information also carries second and opened Dynamic predetermined time, so that the terminal starts timing when receiving the shunting configuration modification information, and is reaching or is surpassing When crossing the second startup predetermined time, the terminal is redirected to described access point according to the mark of described access point equipment and set It is standby.

23. the method according to claim 20 to 22 any claim, it is characterised in that the shunting modification request Information also carries destination channel and started at the time of use, so that described access point equipment is receiving the shunting modification request letter Start timing during breath, when at the time of being used up to or over destination channel startup, described access point equipment is detected The mark of the destination channel is correct, and shunting modification feedback is returned to base station.

24. a kind of method of re-association, it is characterised in that including：

Terminal receives the shunting configuration modification information that base station is sent, and the shunting configuration modification information carries the mark of access point apparatus Know the mark with destination channel；

Described access point equipment is coupled to according to the mark series of fortified passes of the mark of described access point equipment and the destination channel；

The terminal receives the shunting configuration modification information that the base station is sent, including：

The mark of the destination channel carried in the shunting modification solicited message that access point apparatus is sent according to base station switches to institute Destination channel is stated, and is sent to the base station after shunting modification feedback, terminal receives the shunting configuration modification that the base station is sent Information.

25. method according to claim 24, it is characterised in that the shunting modification solicited message also carries the target At the time of channel startup is used, so that described access point equipment starts timing when receiving the shunting modification solicited message, When at the time of being used up to or over destination channel startup, described access point equipment detects the destination channel Mark is correct, and shunting modification feedback is returned to base station.

26. the method according to claim 24 or 25, it is characterised in that the shunting modification solicited message also carries the One starts predetermined time, so that described access point equipment starts timing when receiving the shunting modification solicited message, and When starting predetermined time up to or over described first, described access point equipment switches to the destination channel.

27. the method according to claim 24 or 25, it is characterised in that the shunting configuration modification information also carries Two start predetermined times, so that the terminal starts timing when receiving the shunting configuration modification information, and reaching or When person exceedes the described second startup predetermined time, the terminal is redirected to the access according to the mark of described access point equipment Point device.

28. a kind of base station, it is characterised in that including：

First receiving unit, for after scan event is triggered, if terminal scanning is to target access equipment, receiving the end The scanning result sent is held, and the scanning result is sent to first processing units；

First processing units, for after the scanning result that first receiving unit is sent is received, being tied according to the scanning The mark of target access equipment in fruit determines re-association access point apparatus, and sends the re-association to the first transmitting element The re-association access point apparatus information of access point apparatus；

First transmitting element, for sending the re-association access point apparatus that the first processing units are sent to the terminal Information, to cause the terminal to be associated from being currently accessed point device to the re-association access point apparatus；

First transmitting element is specifically for the service of the driver sweep event obtained according to the first processing units measurement The signal quality of access point apparatus and the time delay of data transfer are sent to the terminal starts scanning information, to cause the terminal Start the scanning to non-serving channel；

Or；

First receiving unit is specifically for the Service Access Point of the driver sweep event obtained in the terminal according to measurement The signal quality of equipment and the time delay of data transfer are determined after starting to the scanning of the non-serving channel, receive the terminal hair The startup announcement information sent；

First transmitting element is sent according to the startup notification message to the terminal starts scanning information, described to cause Terminal starts the scanning to non-serving channel.

29. base station according to claim 28, it is characterised in that the first processing units also include：

MAC PDU modules, for sending the first feedback for the startup announcement information to the MAC PDU modules of the terminal Response message；

RLC PDU modules, for sending the second feedback for the startup announcement information to the RLC PDU modules of the terminal Response message.

30. the base station according to claim 28 or 29, it is characterised in that first transmitting element, is additionally operable to described Terminal, which is sent, indicates message, to cause the mark scanning of non-serving channel of the terminal in the instruction message described non- Service channel；And/or,

31. the base station according to claim 28 or 29, it is characterised in that first receiving unit receives the terminal hair The first announcement information sent, first announcement information indicates that the terminal does not scan the target access equipment；

First transmitting element sends data transfer configured information to the terminal, to cause the terminal to continue to believe in service Described on road is currently accessed point device and carried out data transmission, and the first processing units start second timer, described the When two timers are up to or over the second preset time, triggering terminal starts the scanning to non-serving channel；Or,

First transmitting element sends first to the terminal and continues scanning information, to cause the terminal is persistently scanned described Non-serving channel.

32. the base station according to claim 28 or 29, it is characterised in that sent out in first transmitting element to the terminal When sending startup scanning information, the first timer that the first processing units start is remembered up to or over the first timer After first preset time of record, first receiving unit does not receive the scanning result that the terminal is sent also；

33. base station according to claim 28, it is characterised in that the base station applies are described under cell handoff scenario Base station is serving BS.

34. base station according to claim 33, it is characterised in that completed in the terminal to the target BS channel After scanning, if not scanning target access equipment, first receiving unit receives the notification message that the terminal is sent, institute State announcement information and indicate that the terminal does not scan the target access equipment, first transmitting element is sent out to the terminal Lasting scanning information is sent, the terminal persistently scans target BS channel according to the scanning information that continues.

35. a kind of terminal, it is characterised in that including：

Second transmitting element, for after the scanning that second scanning element completes to the channel, if scanning connects to target Enter point device, scanning result is sent to base station；

Second receiving unit, for receiving the re-association access point apparatus information that the base station is sent, the re-association access point The mark of target access equipment of the facility information by the base station in the scanning result is determined；

Second processing unit, for receiving the re-association access point apparatus information that second receiving unit is sent Afterwards, the terminal is set from being currently accessed point device to the re-association access point according to the re-association access point apparatus information Standby association；

Second scanning element, specifically for after scan event is triggered, starting the scanning to non-serving channel；

Second transmitting element, specifically for after the scanning to the non-serving channel is completed, if scanning is accessed to target Point device, scanning result is sent to base station；

Second receiving unit receives signal quality and data transfer of the base station according to the service access point settings of measurement Time delay send startup scanning information；

Or；

Signal quality sum of second transmitting element in the service access point settings measured according to the second processing unit Determined according to the time delay of transmission after starting to the scanning of non-serving channel, sent to the base station and start announcement information；

Second receiving unit receives the startup scanning information that the base station is sent according to the startup notification message.

36. terminal according to claim 35, it is characterised in that the second processing unit, in addition to：

MAC PDU modules, for receiving the MAC PDU modules of the base station are sent be directed to the startup announcement information first Feedback response information；

RLC PDU modules, for receiving the RLC PDU modules of the base station are sent be directed to the startup announcement information second Feedback response information.

37. terminal according to claim 35, it is characterised in that second receiving unit, is additionally operable to described second Before scanning element starts to the scanning of non-serving channel, receive that the base station sends first indicates message, so as to described the Two scanning elements indicate that the mark of the non-serving channel in message scans the non-serving channel according to described first；And/or,

Second receiving unit, is additionally operable to receive the first scan mode message that the base station is sent, and sweeps so as to described second The scan mode that unit indicated using the first scan mode information is retouched to be scanned the non-serving channel.

38. the terminal according to claim 37, it is characterised in that the first instruction message also carries the non-serving letter Carried in the mark of the access point apparatus in road, the scanning result sent so as to second transmitting element to the base station with it is described The mark of the corresponding target access equipment of mark of the access point apparatus of non-serving channel.

39. the terminal according to claim 37, it is characterised in that also include：

The first instruction message and/or the first scan mode information that the base station is sent are received in second receiving unit Afterwards, second scanning element starts the scanning to non-serving channel.

40. terminal according to claim 35, it is characterised in that second transmitting element sends first to the base station Notification message, first announcement information indicates that the terminal does not scan the target access equipment,

Second receiving unit receives the data transfer configured information that the base station is sent, and continues institute on the serving channel State and be currently accessed point device and carry out data transmission, and it is default up to or over first in the base station initiated first timer During the time, start the scanning to non-serving channel；Or,

Second receiving unit receives the first lasting scanning information that the base station is sent, and according to the described first lasting scanning Information persistently scans the non-serving channel.

41. terminal according to claim 35, it is characterised in that reach in the base station initiated second timer or The second preset time recorded more than the second timer, the base station does not receive the scanning result that the terminal is sent also When,

42. terminal according to claim 35, it is characterised in that under cell handoff scenario, the scan event is touched Hair, including：Second receiving unit receives the hand off signaling that source base station is sent；Or,

Second transmitting element sends switching to the target BS and completes signaling；Or,

Second receiving unit receives the startup scanning information that the source base station is sent, wherein, the survey of the source base station configuration Identified in amount event added with scan channel.

43. terminal according to claim 42, it is characterised in that second scanning element, specifically in scanning thing After part is triggered, terminal starts the scanning to target BS channel；

Second transmitting element, specifically for after the scanning to the target BS channel is completed, if scanning connects to target Enter point device, scanning result is sent to serving BS.

44. a kind of base station, it is characterised in that including：

3rd transmitting element, for it is determined that after destination channel, shunting modification solicited message, described point are sent to access point apparatus Stream modification solicited message carries the mark of destination channel；

3rd receiving unit, if detecting the mark for being designated available channel of the destination channel for described access point equipment Know, and the destination channel is switched to according to the mark of the destination channel, the shunting for receiving the transmission of described access point equipment is repaiied Change feedback；

3rd transmitting element, is additionally operable to send shunting configuration modification information to terminal, the shunting configuration modification information is taken The mark of mark and the destination channel with described access point equipment, to cause the terminal according to described access point equipment The mark series of fortified passes of mark and the destination channel is coupled to described access point equipment.

45. a kind of terminal, it is characterised in that including：

4th receiving unit, the shunting configuration modification information for receiving base station transmission, the shunting configuration modification information is carried The mark of access point apparatus and the mark of destination channel；

Fourth processing unit, for the mark and the target of the described access point equipment received according to the 4th receiving unit The mark series of fortified passes of channel is coupled to described access point equipment；

4th receiving unit, specifically for：Taken in the shunting modification solicited message that access point apparatus is sent according to base station The mark of the destination channel of band switches to the destination channel, and is sent to the base station after shunting modification feedback, receives described The shunting configuration modification information that base station is sent.