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CN101583174B - A communication method, cell base station and communication system - Google Patents

A communication method, cell base station and communication system Download PDF

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Publication number
CN101583174B
CN101583174B CN2008100280204A CN200810028020A CN101583174B CN 101583174 B CN101583174 B CN 101583174B CN 2008100280204 A CN2008100280204 A CN 2008100280204A CN 200810028020 A CN200810028020 A CN 200810028020A CN 101583174 B CN101583174 B CN 101583174B
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beacon
base station
type
cell
sending
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CN101583174A (en
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王可
张建伟
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Honor Device Co Ltd
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Huawei Technologies Co Ltd
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Abstract

The invention discloses a communication method comprising the following steps: the period of transmission of the first kind of beacon for a first cell base station is obtained, and the second kind of beacon is transmitted to the first cell base station within the period of transmission of the first kind of beacon. The invention also discloses a cell base station and a communication system. By implementing the embodiment, the second kind of beacon is transmitted to the first cell base station within the period of transmission of the first kind of beacon, thereby avoiding the conflict with the first kind of beacon transmitted in the first cell base station when the second kind of beacon is transmitted to the first cell base station through a second cell base station.

Description

A kind of communication means, cell base station and communication system
Technical field
The present invention relates to a kind of communications field, relate in particular to a kind of communication means, cell base station and communication system.
Background technology
Since be subjected to the influence of usable spectrum resource dynamic, for 802.22 systems, the mechanism of the coexistence of one side needs and broadcasting and TV system; Radio area network (Wireless Regional Area Network, WRAN) also very important of coexistence certainly between the sub-district and information interaction on the other hand.From coexistence mechanism, can realize scheduling, cooperation, the sharing operation of better resource by these between the WRAN sub-district.Therefore designing high efficiency is necessary from coexistence mechanism for 802.22 standards.
802.22 standard code, in order to realize from coexistence mechanism, the all necessary frame synchronization of neighbor cell, because after frame synchronization, certainly coexistence window (the Self-coexistence Window of neighbor cell, SCW) all align, therefore on certain channel, the same moment, can only allow an equipment in SCW, to send coexistence beacon protocol (Coexistence Beacon Protocol, CBP), otherwise the CBP beacon will clash, and this coexistence beacon protocol is a kind of between the WRAN sub-district and the packet of sub-district internal transmission.
In the prior art, the WRAN system realizes the sub-district discovery and strides the sub-district and carry out the mutual of information for convenience, the base station need be dispatched SCW continually and be sent the CBP beacon, though broadcasting CBP beacon only can send on the working channel of WRAN sub-district separately, can not conflict between the beacon, but because the frequent transmission and the irregularities of broadcasting CBP beacon cause the CBP beacon collision will occurring when striding cell communication.
Summary of the invention
Embodiment of the invention technical problem to be solved is, a kind of communication means and communication system are provided.When first cell base station sent the second class beacon, the second class beacon and the interior first kind beacon of first cell base station that can avoid being sent clashed at second cell base station.
In order to solve the problems of the technologies described above, the embodiment of the invention provides a kind of communication means, comprising:
Second cell base station obtains the transmission cycle of the first cell base station first kind beacon; Described first kind beacon sends at the sub-district at this first kind beacon place intercycle, is used for the discovery of radio area network WRAN network and the information sharing between the adjacent cells;
In the transmission cycle of first kind beacon, described second cell base station sends the described second class beacon to described first cell base station; The described second class beacon is the coexistence beacon protocol CBP beacon that is used for striding between the WRAN network cell base station cell communication.
Accordingly, the embodiment of the invention also discloses a kind of cell base station, this cell base station comprises:
The cycle acquiring unit, the transmission cycle that is used to obtain the first cell base station first kind beacon; Described first kind beacon sends at the sub-district at this first kind beacon place intercycle, is used for the discovery of WRAN network and the information sharing between the adjacent cells;
The beacon transmitting element was used for sending the second class beacon to described first cell base station in the transmission cycle of first kind beacon; The described second class beacon is the CBP beacon that is used for striding between the WRAN network cell base station cell communication.
Correspondingly, the embodiment of the invention also provides a kind of communication system, comprising:
Second cell base station in the transmission cycle that is used to obtain the first cell base station first kind beacon, in the transmission cycle of first kind beacon, sends the second class beacon to described first cell base station; Described first kind beacon sends at the sub-district at this first kind beacon place intercycle, is used for the discovery of WRAN network and the information sharing between the adjacent cells; The described second class beacon is the CBP beacon that is used for striding between the WRAN network cell base station cell communication;
First cell base station was used in the transmission cycle of first kind beacon, received the second class beacon from described second cell base station.
Implement the embodiment of the invention, by at first kind beacon in the transmission cycle, described second cell base station, the second class beacon is sent to described first cell base station, avoid described second cell base station when sending the described second class beacon to described first cell base station and the described first kind beacon that sends in described first cell base station clash.
Description of drawings
Fig. 1 is an embodiment of the invention communication means schematic flow sheet;
Fig. 2 is the structural representation of embodiment of the invention communication system;
Fig. 3 is the structural representation of the present invention's second cell base station first embodiment;
Fig. 4 is the structural representation of the present invention's second cell base station second embodiment.
Embodiment
Be meant the time that sends the first kind beacon during cycle in the embodiment of the invention, be meant the time that sends beyond the first kind beacon in the cycle.The embodiment of the invention provides a kind of communication means, comprising: the transmission cycle of obtaining first cell base station (first base station) first kind beacon; In the transmission cycle of first kind beacon, described second cell base station (second base station) the second class beacon is sent to described first base station.The embodiment of the invention also provides a kind of cell base station and communication system.Be described in detail respectively below.
With reference to figure 1, be embodiment of the invention communication means schematic flow sheet, described communication means comprises:
101, obtain the transmission cycle of the first base station first kind beacon.
Herein, first kind beacon is mainly used in the discovery of WRAN network and the information sharing between the adjacent cells, and first kind beacon sends at the sub-district at first kind beacon place intercycle.Second base station or the second community user equipment are called in WRAN network second base station, and (quiet period that coexists certainly is a time period by the quiet period that coexists certainly, in this time period, can be stopped to send signal) by the base station of base station scheduling or subscriber equipment, first sub-district is carried out detecting from coexistence, obtain the transmission cycle of the first base station first kind beacon, whether the quiet period that coexists certainly also can be used for detecting adjacent cells and exist.
102, in the transmission cycle of first kind beacon, send the described second class beacon to described first base station.
Herein, preferably in the transmission cycle of first kind beacon, before described first cell base station sends the described second class beacon, the transmission cycle of the second cell base station first kind beacon and the transmission cycle of the described first cell base station first kind beacon that gets access to are carried out synchronously.During the cycle, first base station sends first kind beacon in the transmission of first kind beacon, and subscriber equipment second base station or second sub-district in is called in second base station, monitors the first kind beacon of first base station transmission, to obtain first kind beacon; Second base station judges whether the first kind beacon that gets access to can be applied to second base station, if be judged as be, then in the transmission cycle of the first base station first kind beacon, send the second class beacon, can carry the second class beacon in this second class beacon and send a request message to first base station.After second base station sent the second class beacon, second base station was called in second base station or second sub-district subscriber equipment and is monitored first base station; Subscriber equipment in second base station or second sub-district receives from the answer message of first base station to the second class beacon that receives.In cycle after sending described answer message, preferably after sending described answer message continuous time, first base station is called in first base station or first sub-district subscriber equipment and is monitored second base station, subscriber equipment receives the affirmation message of replying message in first base station or first sub-district, can determine exactly that the second class beacon produces the reason of conflict in process of transmitting.
Above-mentioned second base station is called in second base station or second sub-district subscriber equipment and is monitored the first base station first kind beacon, to obtain the first base station first kind beacon, judge whether the first base station first kind beacon that gets access to can be applied to second sub-district, if be judged as be, then in the transmission cycle of first kind beacon, second base station, the second class beacon is sent to first base station, in the specific implementation, second base station also can be never called in second base station or second sub-district subscriber equipment and be monitored the first base station first kind beacon, to obtain the first base station first kind beacon, but second base station directly sends the transmission request of the second class beacon according to the resource requirement of second base station to first base station; In the transmission cycle of first kind beacon, second base station, the second class beacon is sent to first base station.The first kind after second base station sends the second class beacon is in beacon period, preferably selects to call the continuous time of the first kind in beacon period, second base station in second base station or second sub-district subscriber equipment and monitors first base station; Subscriber equipment in second base station or second sub-district receives from the answer message of first base station to the second class beacon that receives.Send described answer message in the cycle afterwards in first base station, preferably after sending described answer message continuous time, first base station is called in first base station or first sub-district subscriber equipment and is monitored second base station, subscriber equipment receives the affirmation message of replying message in first base station or first sub-district, can determine exactly that the second class beacon produces the reason of conflict in process of transmitting.In striding the process of cell communication, take first come first served basis, promptly in communication, be requested the second class beacon request that cell base station meeting priority treatment is received earlier, and in the process of processing and this cell communication handshake information, ignore the similar request of other sub-districts, the requesting party also can ignore the communication request from other WRAN sub-districts in handshake procedure simultaneously.
Also can adopt following communication means in the embodiment of the invention, comprise: the transmission cycle of obtaining the first cell base station first kind beacon; The transmission cycle of the second cell base station first kind beacon and the transmission cycle of the described first cell base station first kind beacon that gets access to are carried out synchronously; In the transmission cycle of first kind beacon, send the described second class beacon to described first cell base station.
Herein, the described second class beacon is mainly used in the CBP beacon of striding cell communication between the WRAN network cell base station.WRAN network second cell base station calls described second cell base station or the described second community user equipment, and (quiet period that coexists certainly is a time period by the quiet period that coexists certainly, in this time period, can be stopped to send signal) by the base station of base station scheduling or subscriber equipment, carry out detecting in first sub-district from coexistence, obtain the transmission cycle of the described first cell base station first kind beacon, getting access to the transmission week after date of described first kind beacon, the transmission cycle of the described second cell base station first kind beacon and the transmission cycle of the described first cell base station first kind beacon that gets access to are carried out synchronously; In the transmission cycle of first kind beacon, send the described second class beacon then to described first cell base station.
To provide an object lesson below said method is elaborated, be example with broadcasting CBP beacon with striding cell communication CBP beacon, and the transmission cycle of the transmission cycle of the first base station CBP beacon and the second base station CBP beacon is synchronous.
Subscriber equipment in second sub-district is called in second base station, (quiet period that coexists certainly is a time period by the quiet period that coexists certainly, in this time period, can be stopped to send signal by the subscriber equipment of base station scheduling) first sub-district is carried out detecting from coexistence, obtain the broadcasting CBP beacon of first base station.The transmission cycle of broadcasting CBP beacon is unit with the frame, and (Media Access Control comprises SCW in MAC), broadcasting CBP beacon and to stride that cell communication CBP beacon sends specifically be to send or receive in the SCW in each frame in the medium access control.Subscriber equipment in second sub-district is called in second base station, obtain the cycle first kind beacon of first base station by the quiet period that coexists certainly, the broadcasting CBP beacon transmission cycle of first base station and the broadcasting CBP beacon transmission cycle of second base station are carried out synchronously, through after a while, second base station and first base station communicate, leasing (resource renting) with resource is example, at first the available resource information of first sub-district need be known in second base station, and this resource information is to send broadcasting CBP beacon in first base station in the first base station cycle.Because the transmission cycle of the broadcasting CBP beacon of second base station and first base station is synchronous,, obtain the broadcast of first base station according to synchronous broadcasting CBP beacon period so subscriber equipment in second sub-district is called in second base station.Second base station is called in second sub-district subscriber equipment and is monitored the first base station broadcast CBP beacon, to obtain the first base station broadcast CBP beacon.Second base station is after the available resource information of having obtained first base station, if this resource can be supported the application of second base station, second base station meeting invoke user equipment sends to first base station and strides cell communication CBP beacon request message so, and should in the transmission cycle of broadcasting CBP beacon, send, because it is synchronous that the broadcasting CBP beacon of sub-district sends, therefore send in this manner stride cell communication CBP beacon request message be not can with broadcasting CBP beacon collision, thereby reduced the collision probability of striding cell communication CBP beacon.In addition, second base station sends and strides after the cell communication CBP beacon request message, N continuous in the cycle (N=3 herein) time, preferably select and send continuous time near cycle time first of striding the sub-district request message, invoke user equipment is monitored first base station, a N continuous time specifically is the SCW in the N continuous time in the cycle in cycle, preferably selects greater than the SCW in 3 continuous time.Second base station receives the answer message of striding cell communication CBP beacon request message in SCW, and send affirmation message to the answer message that receives to first base station, striding after cell communication CBP beacon request message confirms through first base station and second base station, first base station intercoms mutually with second base station.In the transmission cycle of the first base station broadcast CBP beacon, cell communication CBP beacon is striden in transmission to first base station, broadcasting CBP after cell communication CBP beacon is striden in the transmission of second base station is in beacon period, preferably select described broadcasting CBP interior continuous time of beacon period (SCW in the continuous time in the cycle), the second base station invoke user equipment is monitored first base station; Second base station receives the answer message of striding cell communication CBP beacon in SCW, and sends affirmation message to the answer message that receives to first base station.In striding the process of cell communication, take first come first served basis, promptly in communication, what be requested that cell base station can priority treatment receives earlier strides cell communication CBP beacon request, and in the process of processing and this cell communication handshake information, ignore the similar request of other sub-districts, the requesting party also can ignore the communication request from other WRAN sub-districts in handshake procedure simultaneously.
Implement the inventive method embodiment, by in the transmission cycle of first kind beacon, send the described second class beacon to described first base station, can reduce conflicting of described first kind beacon that described second base station sends in described first base station with described first base station when sending the described second class beacon to described first base station.
Below to being elaborated with the foregoing description corresponding communication system, cell base station.
With reference to figure 2, be the structural representation of embodiment of the invention communication system, this system comprises:
Second cell base station 201 in the transmission cycle that is used to obtain the first cell base station first kind beacon, in the transmission cycle of first kind beacon, sends the second class beacon to described first cell base station;
First cell base station 202 was used in the transmission cycle of first kind beacon, received the second class beacon from described second cell base station.
With reference to figure 3, be the structural representation of the present invention's second cell base station first embodiment, concrete structure mainly comprises:
Cycle acquiring unit 301, the transmission cycle that is used to obtain the first base station first kind beacon.
Herein, first kind beacon also can be called broadcast beacon, and first kind beacon is mainly used in the discovery of WRAN network and the information sharing between the adjacent cells, and first kind beacon can only send in the cell base station cycle at first kind beacon place.(quiet period that coexists certainly is a time period to the WRAN network second base station invoke user equipment by the quiet period that coexists certainly, in this time period, can be stopped to send signal) by the base station of base station scheduling or subscriber equipment, on first base station, carry out detecting the transmission cycle of obtaining the first base station first kind beacon from coexistence.
Cycle synchronisation unit 302, be used for obtaining the transmission cycle of the first cell base station first kind beacon, the transmission cycle of the first kind beacon of transmission cycle of the first kind beacon of this base station and described first cell base station that gets access to is carried out synchronously from described cycle acquiring unit 301.
Herein, can not comprise described cycle synchronisation unit 302 in the described second cell base station concrete structure, but preferably include described cycle synchronisation unit 302, it carries out the transmission cycle of the first kind beacon of transmission cycle of the first kind beacon of this base station and described first base station that gets access to synchronously, can reduce conflicting of described first kind beacon that described second base station sends in described first base station with described first base station when sending from the described second class beacon to described first base station.
Beacon transmitting element 303 was used for sending the second class beacon to described first base station in the transmission cycle of first kind beacon.Described beacon transmitting element 303 comprises:
First kind beacon acquiring unit 3031 is used to call in this base station or this base station subscriber equipment and monitors described first base station, to obtain described first kind beacon;
First judging unit 3032 is used to judge whether the described first kind beacon that gets access to can be applied to described second cell base station;
The second class beacon transmitting element 3033, be used for when the judged result of described first judging unit 3032 when being, in the transmission cycle of the described first cell base station first kind beacon, send the described second class beacon to described first cell base station.
First monitoring unit 304, be used for the described first kind after sending the second class beacon in beacon period, monitor described first cell base station, the described first kind after sending second class beacon continuous time in beacon period preferably, monitor described first cell base station, can determine exactly that the second class beacon produces the reason of conflict in process of transmitting.
First receiving element 305 is used to receive from the answer message of described first cell base station to the described second class beacon that receives.
Acknowledge message transmitting element 306 is used for sending acknowledge message to described first cell base station.
With reference to figure 4, be the structural representation of the present invention's second cell base station second embodiment, concrete structure mainly comprises:
Cycle acquiring unit 401, the transmission cycle that is used to obtain the first base station first kind beacon.
Herein, first kind beacon also can be called broadcast beacon, and first kind beacon is mainly used in the discovery of WRAN network and the information sharing between the adjacent cells, and first kind beacon can only send in the cell base station cycle at first kind beacon place.(quiet period that coexists certainly is a time period to the WRAN network second base station invoke user equipment by the quiet period that coexists certainly, in this time period, can be stopped to send signal) by the base station of base station scheduling or subscriber equipment, on first base station, carry out detecting the transmission cycle of obtaining the first base station first kind beacon from coexistence.
Cycle synchronisation unit 402, be used for obtaining the transmission cycle of the first cell base station first kind beacon, the transmission cycle of the first kind beacon of transmission cycle of the first kind beacon of this base station and described first cell base station that gets access to is carried out synchronously from described cycle acquiring unit 401.
Herein, can not comprise described cycle synchronisation unit 402 in the described second cell base station concrete structure, but preferably include described cycle synchronisation unit 402, it carries out the transmission cycle of the first kind beacon of transmission cycle of the first kind beacon of this base station and described first base station that gets access to synchronously, can reduce conflicting of described first kind beacon that described second base station sends in described first base station with described first base station when sending from the described second class beacon to described first base station.
Beacon transmitting element 403 was used for sending the second class beacon to described first base station in the transmission cycle of first kind beacon.Described beacon transmitting element 403 comprises:
The second class beacon request transmitting element 4031 was used in the transmission cycle of first kind beacon, sent the second class beacon to described first base station and sent request;
Second judging unit 4032 is used to judge that the described second class beacon sends request and whether received by described first cell base station;
The second class beacon transmitting element 4033, be used for when the judged result of described second judging unit 4032 when being, in the transmission cycle of the described first cell base station first kind beacon, send the described second class beacon to described first cell base station.
First monitoring unit 404, be used for the described first kind after sending the second class beacon in beacon period, monitor described first cell base station, the described first kind after sending second class beacon continuous time in beacon period preferably, monitor described first cell base station, can determine exactly that the second class beacon produces the reason of conflict in process of transmitting.
First receiving element 405 is used to receive from the answer message of described first cell base station to the described second class beacon that receives.
Acknowledge message transmitting element 406 is used for sending acknowledge message to described first cell base station.
Described second base station of the invention described above embodiment and first base station in actual applications, the second class beacon of transmission should be two-way, promptly second base station also has the function of first cell base station, first base station also has the function that second base station is had.
Implement the embodiment of the invention, by in the transmission cycle of first kind beacon, send the described second class beacon to described first base station, can reduce conflicting of described first kind beacon that described second base station sends in described first base station with described first base station when sending the described second class beacon to described first base station.
Above disclosed is preferred embodiment of the present invention only, can not limit the present invention's interest field certainly with this, and therefore the equivalent variations of doing according to claim of the present invention still belongs to the scope that the present invention is contained.

Claims (13)

1.一种通信方法，其特征在于，包括：1. A communication method, characterized in that, comprising: 第二小区基站获取第一小区基站第一类信标的发送周期；所述第一类信标在该第一类信标所在的小区内周期发送，用于无线区域网WRAN网络的发现和临近小区之间的信息共享；The second cell base station obtains the sending cycle of the first type of beacon of the first cell base station; the first type of beacon is periodically sent in the cell where the first type of beacon is located, and is used for the discovery of the wireless area network WRAN network and adjacent cells information sharing among 在第一小区基站的第一类信标的发送周期内，所述第二小区基站向所述第一小区基站发送第二类信标；所述第二类信标是用于WRAN网络小区基站之间跨小区通信的共存信标协议CBP信标。During the sending period of the first type of beacon of the first cell base station, the second cell base station sends a second type of beacon to the first cell base station; the second type of beacon is used between WRAN network cell base stations Coexistence Beacon Protocol CBP Beacon for inter-cell communication. 2.如权利要求1所述的方法，其特征在于，所述在第一类信标的发送周期内，向所述第一小区基站发送所述第二类信标之前还包括：2. The method according to claim 1, characterized in that, before sending the second type of beacon to the first cell base station within the sending period of the first type of beacon, further comprising: 将第二小区基站第一类信标的发送周期与所述获取到的第一小区基站第一类信标的发送周期进行同步。Synchronize the sending period of the first type of beacon of the base station of the second cell with the acquired sending period of the first type of beacon of the base station of the first cell. 3.如权利要求1或2所述的方法，其特征在于，所述在第一小区基站的第一类信标的发送周期内，向所述第一小区基站发送所述第二类信标包括：3. The method according to claim 1 or 2, wherein, within the sending period of the first type of beacon of the first cell base station, sending the second type of beacon to the first cell base station includes : 在第一类信标的发送周期时，所述第二小区基站监听所述第一小区基站，以获取第一小区基站发送的所述第一类信标；During the sending period of the first type of beacon, the base station of the second cell monitors the base station of the first cell to obtain the first type of beacon sent by the base station of the first cell; 如果所述获取到的第一类信标可以应用于所述第二小区基站，则在所述第一小区基站第一类信标的发送周期内，向所述第一小区基站发送所述第二类信标。If the obtained first type of beacon can be applied to the second cell base station, within the sending period of the first type of beacon of the first cell base station, send the second cell base station to the first cell base station class beacon. 4.如权利要求1或2所述的方法，其特征在于，所述在第一小区基站的第一类信标的发送周期内，向所述第一小区基站发送所述第二类信标包括：4. The method according to claim 1 or 2, wherein, within the sending period of the first type of beacon of the first cell base station, sending the second type of beacon to the first cell base station includes : 在所述第一小区基站第一类信标的发送周期内，向所述第一小区基站发送第二类信标发送请求；Sending a request for sending a second type of beacon to the first cell base station within the sending period of the first type of beacon by the first cell base station; 如果所述第二类信标发送请求被所述第一小区基站接收，则在所述第一小区基站第一类信标的发送周期内，向所述第一小区基站发送所述第二类信标。If the second type of beacon transmission request is received by the first cell base station, within the first type of beacon transmission period of the first cell base station, send the second type of signal to the first cell base station mark. 5.如权利要求3所述的方法，其特征在于，所述向所述第一小区基站发送所述第二类信标之后还包括：5. The method according to claim 3, further comprising: after sending the second type of beacon to the base station of the first cell: 在发送第二类信标之后的所述第一类信标周期内，监听所述第一小区基站；During the period of the first type of beacon after sending the second type of beacon, monitor the base station of the first cell; 接收来自所述第一小区基站对所述接收到的第二类信标的回复消息；receiving a reply message from the base station of the first cell to the received beacon of the second type; 向所述第一小区基站发送确认消息。Send an acknowledgment message to the first cell base station. 6.如权利要求4所述的方法，其特征在于，所述向所述第一小区基站发送所述第二类信标之后还包括：6. The method according to claim 4, further comprising: after sending the second type of beacon to the base station of the first cell: 在发送第二类信标之后的所述第一类信标周期内，监听所述第一小区基站；During the period of the first type of beacon after sending the second type of beacon, monitor the base station of the first cell; 接收来自所述第一小区基站对所述接收到的第二类信标的回复消息；receiving a reply message from the base station of the first cell to the received beacon of the second type; 向所述第一小区基站发送确认消息。Send an acknowledgment message to the first cell base station. 7.一种小区基站，其特征在于，包括：7. A cell base station, characterized in that it comprises: 周期获取单元，用于获取第一小区基站第一类信标的发送周期；所述第一类信标在该第一类信标所在的小区内周期发送，用于WRAN网络的发现和临近小区之间的信息共享；A cycle acquisition unit, configured to obtain the sending cycle of the first type of beacon in the base station of the first cell; the first type of beacon is periodically sent in the cell where the first type of beacon is located, and is used for the discovery of the WRAN network and the connection between adjacent cells. information sharing between 信标发送单元，用于在第一类信标的发送周期内，向所述第一小区基站发送第二类信标；所述第二类信标是用于WRAN网络小区基站之间跨小区通信的CBP信标。A beacon sending unit, configured to send a second type of beacon to the first cell base station within the sending period of the first type of beacon; the second type of beacon is used for cross-cell communication between cell base stations of the WRAN network The CBP beacon. 8.如权利要求7所述的基站，其特征在于，还包括：8. The base station according to claim 7, further comprising: 周期同步单元，用于从所述周期获取单元中获取第一小区基站第一类信标的发送周期，将本基站的第一类信标的发送周期与所述获取到的第一小区基站的第一类信标的发送周期进行同步。A cycle synchronization unit, configured to obtain the sending cycle of the first type of beacon of the base station of the first cell from the cycle obtaining unit, and compare the sending cycle of the first type of beacon of the base station with the acquired first cell base station of the first cell. Synchronize with the sending cycle of class beacons. 9.如权利要求7或8所述的基站，其特征在于，所述信标发送单元包括：9. The base station according to claim 7 or 8, wherein the beacon sending unit comprises: 第一类信标获取单元，用于调用本基站或本基站内用户设备监听所述第一小区基站，以获取所述第一类信标；The first-type beacon acquisition unit is configured to call the base station or the user equipment in the base station to monitor the base station of the first cell, so as to acquire the first-type beacon; 第一判断单元，用于判断所述获取到的第一类信标是否可以应用于本基站；A first judging unit, configured to judge whether the acquired first type of beacon can be applied to the base station; 第二类信标发送单元，用于当所述第一判断单元的判断结果为是时，在所述第一小区基站第一类信标的发送周期内，向所述第一小区基站发送所述第二类信标。The second type beacon sending unit is configured to send the first type beacon to the first cell base station within the first type beacon sending period of the first cell base station when the judgment result of the first judgment unit is yes. The second type of beacon. 10.如权利要求7或8所述的基站，其特征在于，所述信标发送单元包括：10. The base station according to claim 7 or 8, wherein the beacon sending unit comprises: 第二类信标请求发送单元，用于在第一类信标的发送周期内，向所述第一小区基站发送第二类信标发送请求；The second-type beacon request sending unit is configured to send a second-type beacon sending request to the base station of the first cell within the first-type beacon sending period; 第二判断单元，用于判断所述第二类信标发送请求是否被所述第一小区基站接收；a second judging unit, configured to judge whether the second type of beacon sending request is received by the base station of the first cell; 第二类信标发送单元，用于当所述第二判断单元的判断结果为是时，在所述第一小区基站第一类信标的发送周期内，向所述第一小区基站发送所述第二类信标。The second type beacon sending unit is configured to send the first type beacon to the first cell base station within the first type beacon sending period of the first cell base station when the judgment result of the second judgment unit is yes. The second type of beacon. 11.如权利要求9所述的基站，其特征在于，所述基站还包括：11. The base station according to claim 9, further comprising: 第一监听单元，用于在发送第二类信标之后的所述第一类信标周期内，监听所述第一小区基站；a first monitoring unit, configured to monitor the base station of the first cell within the period of the first type of beacon after sending the second type of beacon; 第一接收单元，用于接收来自所述第一小区基站对所述接收到的第二类信标的回复消息；a first receiving unit, configured to receive a reply message from the base station of the first cell to the received beacon of the second type; 确认消息发送单元，用于向所述第一小区基站发送确认消息。A confirmation message sending unit, configured to send a confirmation message to the base station of the first cell. 12.如权利要求10所述的基站，其特征在于，所述基站还包括：12. The base station according to claim 10, further comprising: 第一监听单元，用于在发送第二类信标之后的所述第一类信标周期内，监听所述第一小区基站；a first monitoring unit, configured to monitor the base station of the first cell within the period of the first type of beacon after sending the second type of beacon; 第一接收单元，用于接收来自所述第一小区基站对所述接收到的第二类信标的回复消息；a first receiving unit, configured to receive a reply message from the base station of the first cell to the received beacon of the second type; 确认消息发送单元，用于向所述第一小区基站发送确认消息。A confirmation message sending unit, configured to send a confirmation message to the base station of the first cell. 13.一种通信系统，其特征在于，包括：13. A communication system, characterized in that it comprises: 第二小区基站，用于获取第一小区基站第一类信标的发送周期，在第一类信标的发送周期内，向所述第一小区基站发送第二类信标；所述第一类信标在该第一类信标所在的小区内周期发送，用于WRAN网络的发现和临近小区之间的信息共享；所述第二类信标是用于WRAN网络小区基站之间跨小区通信的CBP信标；The base station of the second cell is configured to obtain the sending cycle of the first type of beacon of the base station of the first cell, and send the second type of beacon to the base station of the first cell within the sending cycle of the first type of beacon; the first type of beacon The beacon is sent periodically in the cell where the first type of beacon is located, and is used for WRAN network discovery and information sharing between adjacent cells; the second type of beacon is used for cross-cell communication between base stations of WRAN network cells CBP beacon; 第一小区基站，用于在第一类信标的发送周期内，接收来自所述第二小区基站的第二类信标。The first cell base station is configured to receive the second type of beacon from the second cell base station within the sending period of the first type of beacon.
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