WO2010088834A1

WO2010088834A1 - DUAL MODE COMMUNNICATION METHOD, DEVICE AND SYSTEM BASED ON Wi-Fi AND WiMAX

Info

Publication number: WO2010088834A1
Application number: PCT/CN2009/076169
Authority: WO
Inventors: 傅赛香; 周健; 李瀛; 张海燕; 黄晖
Original assignee: 华为技术有限公司
Priority date: 2009-02-05
Filing date: 2009-12-29
Publication date: 2010-08-12
Also published as: CN101489289A

Abstract

A dual mode communnication method, device and system based on Wireless Fidelity (Wi-Fi) and Worldwide Interoperability for Microwave Access (WiMax) are provided. The method includes: converting a Wi-Fi message into a WiMax message after receiving the Wi-Fi message transmitted by a Wi-Fi access point (AP); transmitting the converted WiMax message. By the method, when the Wi-Fi and the WiMax networks exist simultaneously, a Wi-Fi terminal can access the WiMax network by message adaption, thus the Wi-Fi network does not need to be set up separately and the network management is simplified.

Description

Dual-mode communication method, device and system based on Wi-Fi and WiMAX This application claims to be submitted on February 5, 2009, with the application number of 200910006916.7, and the invention name is "Wi-Fi and WiMAX-based dual-mode communication method and device. The priority of the Chinese application of the "Systems", the entire contents of which is incorporated herein by reference. TECHNICAL FIELD The present invention relates to the field of communications technologies, and in particular, to a dual-mode communication method, device, and system based on Wi-Fi (Wireless Fidelity) and WiMAX (Worldwide Interoperability for Microwave Access). Background technique

Wi-Fi, also known as 802.11, has a fast transmission speed of 54 Mbps and a short effective range. It is a short-range wireless technology used in offices and homes. It uses a frequency band around 2.4 GHz. WiMAX, called 802.16, is an emerging broadband wireless access technology that provides high-speed Internet-facing connectivity with data transmission distances up to 50km. WiMAX is primarily used in MAN (Metropolitan Area Network). The Wi-Fi network and the WiMAX network are separately deployed by the operators and are independent of each other. The coverage of the WiMAX network is larger than that of the Wi-Fi network.

The inventor discovered in the research of the prior art that Wi-Fi networks and WiMAX networks need to exist simultaneously in a certain area, but since the Wi-Fi network and the WiMAX network are deployed independently, the two networks are formed and The management is also independent of each other. For example, the BTS (Base Transceiver System) in the WiMAX network only supports the WiMAX mode and does not support the Wi-Fi mode. As a result, the networking cost increases, the network management is cumbersome; The terminal that enters the WiMAX network must be a terminal that supports the WiMAX mode. Therefore, terminals supporting one type of network in the same area cannot access another network, thereby increasing the access cost of the terminal. SUMMARY OF THE INVENTION The embodiments of the present invention provide a dual-mode communication method and a communication device based on Wi-Fi and WiMax, so as to solve the problem that the two networks are independently deployed in the prior art, resulting in increased cost and complicated management.

To solve the above technical problem, the embodiment of the present invention provides the following technical solutions:

A dual-mode communication method based on Wi-Fi and WiMax, including:

After receiving the Wi-Fi information sent by the Wi-Fi access point AP, adapting the Wi-Fi information to WiMax information;

Transmitting the converted WiMax information.

A dual-mode communication method based on Wi-Fi and WiMax, including:

After receiving the WiMax information, adapting the WiMax information to Wi-Fi information;

Transmitting the converted Wi-Fi information to the AP.

A communication device, comprising:

a receiving unit, configured to receive Wi-Fi information sent by the Wi-Fi access point AP;

An adaptation unit, configured to adapt the Wi-Fi information to WiMax information;

a transmission unit, configured to transmit the converted WiMax information.

A communication device, comprising:

a receiving unit, configured to receive WiMax information;

An adaptation unit, configured to adapt the WiMax information to Wi-Fi information;

a transmission unit, configured to transmit the converted Wi-Fi information to the AP.

A dual-mode communication system based on Wi-Fi and WiMax, comprising: a dual-mode base station and a WiMax gateway, the dual-mode base station including a WiMax base station, a Wi-Fi AP, and an AP adaptation device,

The Wi-Fi AP is configured to send Wi-Fi information to the AP adaptation device.

The AP adaptation device, after receiving the Wi-Fi information, adapting the Wi-Fi information to WiMax information, and transmitting the converted WiMax information to the WiMax gateway or by using the The WiMax base station forwards to the WiMax gateway.

A dual-mode communication system based on Wi-Fi and WiMax, including: dual-mode base station and WiMax network Off, the dual-mode base station includes a WiMax base station, a Wi-Fi AP, and an AP adaptation device.

The AP adaptation device is configured to receive WiMax information transmitted by the WiMax gateway, or after receiving the WiMax information forwarded by the WiMax gateway by the WiMax base station, adapt the WiMax information to Wi-Fi information;

The Wi-Fi AP, configured to receive the converted Wi-Fi signal transmitted by the AP adaptation device

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic diagram of a networking structure of an embodiment of a dual mode communication method according to the present invention;

2 is a flow chart of a first embodiment of a dual mode communication method according to the present invention;

3 is a flow chart of a second embodiment of a dual mode communication method according to the present invention;

4 is a schematic structural view of a ΑΡ adapting module according to the present invention;

FIG. 5 is a flowchart of a third embodiment of a dual mode communication method according to the present invention; FIG.

6 is a flowchart of a fourth embodiment of a dual mode communication method according to the present invention;

7 is a schematic structural view of another ΑΡ adapting module according to the present invention;

FIG. 8 is a schematic diagram of another networking structure of an embodiment of a dual mode communication method according to the present invention; FIG.

Figure 9 is a block diagram of a first embodiment of a communication device of the present invention;

Figure 10 is a block diagram of a second embodiment of a communication device of the present invention;

Figure 11 is a block diagram of a first embodiment of a communication system of the present invention;

Figure 12 is a block diagram of a second embodiment of a communication system of the present invention. Embodiments of the present invention provide a dual-mode communication method and a communication device based on Wi-Fi and WiMax. After receiving Wi-Fi information sent by a Wi-Fi AP (Access Point, access point), Wi-Fi is provided. The information is adapted to WiMax information, and the converted WiMax information is transmitted; after receiving the WiMax information, the WiMax information is adapted to Wi-Fi information, and the converted Wi-Fi information is transmitted to the AP.

Wi-Fi networks are simpler, but coverage is small, and most Wi-Fi networks are not controlled by operators. System, poor operational capability and limited business scope; in comparison, WiMax networks are easy to operate and manage, with a wide coverage and a wide range of services. However, compared with the Wi-Fi network, the WiMax network has relatively small bandwidth and limited terminals, and the number of access users is small due to bandwidth limitation when developing broadband services. Based on the above characteristics of the two networks, the embodiment of the present invention constructs a WiMax BS into a dual-mode base station capable of being applied to a Wi-Fi network and a WiMax network, thereby combining the advantages of the two networks, and the dual-mode base station has a wide coverage range. Unified networking management. Within the coverage of the two networks, the user terminal can select to access any of the above networks through the dual mode base station.

A schematic diagram of a networking structure of an embodiment of a dual mode communication method of the present invention is shown in FIG. In Figure 1, the ASN-GW (Access Service Network Gateway) of the WiMax network communicates with a dual-mode base station, and the dual-mode base station combines the BS (Base Station) of the WiMax network with the Wi-Fi network. The AP, in order to enable the Wi-Fi AP to communicate with the ASN-GW, adds an AP adaptation module to the dual-mode base station for adapting information transmitted between the ASN-GW and the Wi-Fi AP, including signaling messages. Adaptation and adaptation of business data. From the ASN-GW side, the AP adaptation module is equivalent to a WiMAX BS, and all communication is in accordance with the WiMAX standard interface; the Wi-Fi AP still provides independent Wi-Fi air interface technology and provides an API upwards (Application Programming Interface) , the application programming interface) for the AP adaptation module to call or callback the processing function of the AP adaptation module. The BS is directly connected to the ASN-GW. When the WiMax terminal accesses, the BS communicates with the ASN-GW. The Wi-Fi AP connects to the ASN-GW through the AP adaptation module. When the Wi-Fi terminal accesses, the Wi-Fi terminal passes. The AP adaptation module communicates with the ASN-GW.

The AP adaptation module may be subdivided into a signaling function module and a service function module, and the type of the identification information after the Wi-Fi AP receives the information, and if it is a signaling message, it is sent to the signaling function module for processing, and if it is the service data, it is sent. Go to the business function module for processing.

As shown in FIG. 2, the flow of the first embodiment of the dual-mode communication method based on Wi-Fi and WiMax is shown in FIG. The process of ASN-GW transmitting signaling messages:

Step 201: Send an air interface message to the Wi-Fi AP through the air interface when the terminal accesses.

Step 202: The Wi-Fi AP sends the air interface message to the AP adaptation module.

Step 203: Identify the air interface information as a Wi-Fi signaling message according to the type identifier of the air interface information. Step 204: Obtain the terminal MAC address and the identifier of the Wi-Fi AP carried in the Wi-Fi signaling message.

Step 205: Search for a pre-established terminal information base according to the terminal MAC address, and obtain status information of the terminal.

The terminal information base is indexed according to the terminal MAC address. When the terminal MAC address is found in the terminal information base, the status information of the terminal can be directly obtained. When the MAC address is not found in the terminal information base, the MAC address is The address establishes the corresponding status information and saves it. And storing the identifier of the Wi-Fi AP carried in the Wi-Fi signaling message in the terminal information base, so that the signaling message can be sent to the corresponding Wi- according to the identifier of the Wi-Fi AP during downlink communication. Fi AP.

Step 206: Construct a WiMax signaling message according to the WiMax signaling format according to the terminal MAC address and the status information of the terminal.

Step 207: The WiMax signaling message is directly transmitted to the ASN-GW.

Referring to the network structure diagram shown in FIG. 1, the flow of the second embodiment of the dual-mode communication method based on Wi-Fi and WiMax of the present invention is as shown in FIG. 3. This embodiment shows that the ASN-GW passes the AP adaptation module to the Wi. -Fi AP process of transmitting signaling messages:

Step 301: The ASN-GW sends a WiMax signaling message to the AP adaptation module.

Step 302: The AP adaptation module acquires the terminal identifier MSID and the base station identifier BSID carried in the WiMax signaling message.

The terminal identifier MSID is used by the AP adaptation module to obtain status information of the terminal from the terminal information base, and the base station identifier BSID is used by the AP adaptation module to determine the Wi-Fi AP to which the signaling message is to be sent.

Step 303: The W MSID searches for a pre-established terminal information base to obtain status information of the terminal. Step 304: Construct a Wi-Fi signaling message according to the Wi-Fi signaling format according to the MSID, the BSID, and the status information of the terminal.

Step 305: The AP adaptation module sends a Wi-Fi signaling message to the Wi-Fi AP according to the BSID. Step 306: The Wi-Fi AP sends a Wi-Fi signaling message to the terminal through the air interface.

FIG. 4 is a schematic structural diagram of the AP adapter module of the first embodiment and the second embodiment of the present invention. The AP adaptation module includes an uplink signaling conversion module, a downlink signaling conversion module, a user information base, and a transmission module. The user information database (User Context Database) stores the WiFi related information of the terminal, for example, a user domain identifier, a terminal MAC address, a Wi-Fi AP address identifier, status information, authentication information, and service information, and the service information includes QoS. (Quality of Service) information, classifier information, WiMAX GRE (Generic Routing Encapsulation) Key, etc.

In the uplink transmission, after the terminal accesses the network, the Wi-Fi air interface message is sent from the air interface to the Wi-Fi AP, and the Wi-Fi AP transmits the Wi-Fi air interface message to the AP adaptation module through the PHY layer and the MAC layer, according to the The type identifier in the WiFi air interface message frame may determine whether the air interface message is a WiFi signaling message or a WiFi service data. When the air interface message is determined to be a WiFi signaling message by using the type identifier, the WiFi signaling message is transmitted to the uplink signaling conversion. The module processes it. The uplink signaling conversion module searches for the user information database by using the terminal MAC address in the WiFi signaling message, and if the terminal MAC address is found, the status information of the terminal user corresponding to the terminal MAC address is obtained; if the terminal MAC is not found. If the terminal determines that the terminal is the first access, the WiFi related information is established for the newly accessed terminal. The uplink signaling conversion module constructs WiMAX R6 signaling according to the information carried in the Wi-Fi signaling message and the status information found from the user information base. When constructing, according to the format of the WiMAX R6 signaling message, the WiMAX R6 The message header includes a function type (Function Type), a message type (Message Type), and an MSID. The message body includes a source identifier (Source Identifier), where the MSID corresponds to the MAC address of the terminal, and the Function Type and the Message Type are based on the uplink. The type identifier of the WiFi signaling is generated, the Source Identifier is the BSID identifier assigned to the WiFi AP, and finally the outer UDP header and the IP header are added for the WIMAX R6 signaling message to form a WiMAX R6 signaling message, and sent to the transmission module. Then, the transmission module adds a link layer (such as Eth) header to the outer layer of the WiMAX R6 signaling message and transmits it to the ASN-GW.

During the downlink transmission, the ASN-GW sends the WiMax R6 signaling message to the transmission module, and the transmission module transmits the WiMAX R6 signaling to the downlink signaling conversion module, and the downlink signaling conversion module acquires the MSID carried in the WiMax R6 signaling message, and Searching the user information base according to the MSID, and acquiring state information of the terminal corresponding to the MSID saved therein. When constructing the WiFi signaling message, the downlink signaling conversion module according to the standard format of the WiFi signaling, according to the MSID, the BSID, and the terminal The status information is used to construct a WiFi signaling message, and the constructed WiFi signaling message is sent to the WiFi AP module. The WiFi AP module sends the WiFi signaling message to the terminal through the air interface.

Referring to the network structure diagram shown in FIG. 1, the flow of the third embodiment of the dual-mode communication method based on Wi-Fi and WiMax of the present invention is as shown in FIG. 5. The embodiment shows that the Wi-Fi AP passes through the AP adaptation module. The process of ASN-GW transmitting service data:

Step 501: The air interface message is sent to the Wi-Fi AP through the air interface when the terminal accesses.

Step 502: The Wi-Fi AP sends the air interface message to the AP adaptation module.

Step 503: Identify, according to the type identifier of the air interface information, the air interface information as Wi-Fi service data. Step 504: Obtain a terminal MAC address carried in the Wi-Fi service data.

Step 505: Search for a pre-established terminal information base according to the terminal MAC address, and obtain service information of the terminal.

Step 506: Encapsulate the Wi-Fi service data into GRE data packets according to the GRE key value in the service information.

Step 507: Generate WiMax service data by adding corresponding IP header data to the GRE data packet. Step 508: Transfer the WiMax service data directly to the ASN-GW.

Referring to the network structure diagram shown in FIG. 1, the flow of the fourth embodiment of the dual-mode communication method based on Wi-Fi and WiMax of the present invention is shown in FIG. 6. This embodiment shows that the ASN-GW passes the AP adaptation module to the Wi. -FiAP process of transmitting business data:

Step 601: The ASN-GW sends WiMax service data to the AP adaptation module.

Step 602: Obtain a GRE Key value carried in the WiMax service data.

Step 603: Find a pre-established terminal information base according to the GRE Key value, and obtain the information of the terminal.

Step 604: Decapsulate the WiMax service data according to the service information.

Step 605: Detach the GRE header data of the WiMax service data to generate Wi-Fi service data. Step 606: The Wi-Fi AP sends the Wi-Fi service data to the terminal through the air interface.

A schematic diagram of the structure of the AP adaptation module of the third embodiment and the fourth embodiment using the above dual mode communication method is shown in FIG. 7:

The AP adaptation module includes a service encapsulation module, a service decapsulation module, a user information base, and a transmission. Transfer module. The user information database stores WiFi related information of the terminal, for example, a user domain identifier, a terminal MAC address, status information, authentication information, and service information, and the service information includes QoS information, classifier information, WiMAX GRE Key, and the like.

In the uplink transmission, after the terminal accesses the network, the Wi-Fi air interface message is sent from the air interface to the Wi-Fi AP, and the Wi-Fi AP transmits the Wi-Fi air interface message to the AP adaptation module through the PHY layer and the MAC layer, according to the The type identifier in the WiFi air interface message frame can determine whether the air interface message is a WiFi signaling message or a WiFi service data. When the air interface message is determined to be WiFi service data by using the type identifier, the WiFi service data is transmitted to the service encapsulation module for processing. The service data of the uplink transmission of the Wi-Fi AP is usually 802.3Eth. The service encapsulation module searches the user information base according to the terminal MAC address carried in the Wi-Fi service data, and obtains the status information of the terminal user, including the data frame with the WiFi service. The R6 GRE Key value corresponding to the QoS Control information, and then the R6 GRE Key encapsulates the WiFi service data packet into a GRE data packet, and finally adds the outer IP address to the GRE data packet (the source IP address is a dual-mode base station) The IP address, the destination IP address is the IP address of the ASN-GW, and then transmitted to the transmission module, and then the transmission module adds the Eth header to the GRE packet and uploads it to the ASN-GW.

During the downlink transmission, the ASN-GW sends the WiMax R6 service data to the transmission module, and the transmission module strips the Eth header of the WiMax R6 service data, and then transmits the Eth header to the service decapsulation module, and the service decapsulation module according to the GRE carried in the WiMax R6 service data. The Key value is used to find the user information database, obtain the service information of the terminal user, decapsulate the WiMax R6 service data according to the service information, strip the outer IP and the GRE header to obtain the WiFi service data, and send the WiFi service data to the WiFi AP module. The AP module sends the WiFi signaling message to the terminal through the air interface.

Another schematic diagram of the networking structure of the embodiment of the dual mode communication method of the present invention is shown in FIG. The difference from the networking structure shown in FIG. 1 is that, in FIG. 8, only the BS in the dual-mode base station is directly connected to the ASN-GW, and the AP adaptation module is connected to the BS as an access user of the BS, and the Wi-Fi AP It is connected to the AP adapter module, which is equivalent to the entire Wi-Fi as the access user of WiMAX, and the BS is uniformly connected to the ASN-GW. The function of the ASN-GW is consistent with the function of the ASN-GW shown in FIG. 1 , and is used to adapt information transmitted between the ASN-GW and the Wi-Fi AP, including adaptation of signaling messages and application of service data. The information after the adaptation is forwarded by the BS, and details are not described herein again.

Corresponding to an embodiment of the Wi-Fi and WiMax based dual mode communication method of the present invention, the present invention also provides an embodiment of a communication device and communication system. A block diagram of a first embodiment of a communication device of the present invention is shown in FIG. 9. The communication device includes: a first receiving unit 910, a first adaptation unit 920, and a first transmission unit 930. When implementing Wi-Fi and WiMax based dual mode communication, the communication device is usually disposed in a dual mode base station for adapting Wi-Fi information transmitted by the Wi-Fi AP to the WiMax gateway.

The first receiving unit 910 is configured to receive Wi-Fi information sent by the Wi-Fi access point AP; the first adapting unit 920 is configured to adapt the Wi-Fi information to WiMax information; the first transmitting unit 930 is configured to: Transmitting the converted WiMax information.

The first adaptation unit 920 includes (not shown in FIG. 9): a signaling conversion unit, configured to: when the Wi-Fi information is a Wi-Fi signaling message, send the Wi-Fi signaling message Converting to a WiMax signaling message; the data encapsulating unit, configured to encapsulate the Wi-Fi service data into WiMax service data when the Wi-Fi information is Wi-Fi service data.

Specifically, the signaling conversion unit may include: a first acquiring information unit, configured to acquire a terminal MAC address carried in the Wi-Fi signaling message and an identifier of the Wi-Fi AP; Obtaining the pre-established terminal information base according to the terminal MAC address, obtaining state information of the terminal; and constructing a signaling unit, configured to use the WiMax signaling format according to the terminal MAC address and the status information of the terminal Constructing the WiMax signaling message;

Specifically, the data encapsulating unit may include: a second acquiring information unit, configured to acquire a terminal MAC address carried in the Wi-Fi service data; and a second search information unit, configured to search for a pre-established according to the terminal MAC address. a terminal information base, which obtains service information of the terminal, and a data packet unit, configured to encapsulate the Wi-Fi service data into a GRE data packet according to a general encapsulation protocol GRE key value in the service information, where The WiMax service data is generated after the GRE data packet is added with the corresponding IP header data.

A block diagram of a second embodiment of the communication device of the present invention is shown in FIG. 10. The communication device includes: a second receiving unit 1010, a second adapting unit 1020, and a second transmitting unit 1030. In implementing Wi-Fi and WiMax-based dual-mode communication, the communication device is typically placed in a dual-mode base station for adapting WiMax information sent by the WiMax gateway to the Wi-Fi AP.

The second receiving unit 1010 is configured to receive the WiMax information; the second adapting unit 1020 is configured to adapt the WiMax information to Wi-Fi information; and the second transmitting unit 1030 is configured to transmit the converted Wi-Fi information to AP ₀ The second adaptation unit 1020 may include (not shown in FIG. 10): a signaling conversion unit, configured to convert the WiMax signaling message when the WiMax information received by the receiving unit is a WiMax signaling message And a data decapsulation unit, configured to decapsulate the WiMax service data into Wi-Fi service data when the WiMax information received by the receiving unit is WiMax service data.

Specifically, the signaling conversion unit may include: a first information acquiring unit, configured to acquire a terminal identifier MSID and a base station identifier BSID carried in the WiMax signaling message; and a first search information unit, configured to search according to the MSID Pre-established terminal information base, obtaining state information of the terminal; constructing a signaling unit, configured to construct the Wi-Fi according to a Wi-Fi signaling format according to the MSID, the BSID, and status information of the terminal Signaling message.

Specifically, the data decapsulating unit may include: a second acquiring information unit, configured to acquire a GRE key value carried in the WiMax service data; and a second search information unit, configured to search for a pre-established terminal according to the GRE key value. The information base obtains the service information of the terminal, and generates a data packet unit, configured to decapsulate the WiMax service data according to the service information, and strip the GRE header data of the WiMax service data to generate the Wi-Fi service. data.

A block diagram of a first embodiment of a dual mode communication system based on Wi-Fi and WiMax according to the present invention is shown in FIG. 11, the system comprising: a first dual mode base station 1110 and a first WiMax gateway 1120.

The first dual mode base station 1110 includes: a first WiMax base station 1111, a first Wi-Fi API 112, and a first AP adaptation device 1113. The first Wi-Fi API 112 is configured to send Wi-Fi information to the first AP adaptation device 1113. After the first AP adaptation device 1113 is configured to receive the Wi-Fi information, the Wi-Fi The Fi information is adapted to WiMax information, and the converted WiMax information is transmitted to the first WiMax gateway 1120 or forwarded to the first WiMax gateway 1120 by the first WiMax base station 1111.

A block diagram of a second embodiment of a dual mode communication system based on Wi-Fi and WiMax of the present invention is shown in FIG. 12, the system comprising: a second dual mode base station 1210 and a second WiMax gateway 1220.

The second dual mode base station 1210 includes: a second WiMax base station 1211, a second Wi-Fi AP 1212, and a second AP adaptation device 1213. The second AP adaptation device 1213 is configured to receive the WiMax information transmitted by the second WiMax gateway 1220, or receive the WiMax information after the second WiMax gateway 1220 forwards the WiMax information by using the second WiMax base station 1211. Adapted to Wi-Fi The second Wi-Fi AP 1212 is configured to receive the converted Wi-Fi information transmitted by the second AP adaptation device 1213.

According to the description of the foregoing embodiments, when the Wi-Fi network and the WiMAX network exist in the embodiment of the present invention, the Wi-Fi terminal can access the WiMax network through information adaptation, so it is not necessary to separately establish a Wi-Fi network. The network management is simplified; and when the coverage of the base station is unchanged, since the access bandwidth of the Wi-Fi is larger than that of the WiMax, the service bandwidth of the user is increased, and the user experience is improved.

It will be apparent to those skilled in the art that the present invention can be implemented by means of software plus the necessary general purpose hardware platform. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product in essence or in the form of a software product, which may be stored in a storage medium such as a ROM/RAM or a disk. , an optical disk, etc., includes instructions for causing a computer device (which may be a personal computer, server, or network device, etc.) to perform the methods described in various embodiments of the present invention or portions of the embodiments.

The embodiments of the present invention described above are not intended to limit the scope of the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and scope of the invention are intended to be included within the scope of the invention.

Claims

Claim

A dual-mode communication method based on Wi-Fi and WiMax, comprising: after receiving Wi-Fi information sent by a Wi-Fi access point AP, adapting the Wi-Fi information to

WiMax information;

Transmitting the converted WiMax information.

2. The method according to claim 1, wherein the receiving the Wi-Fi information sent by the Wi-Fi AP comprises:

Receiving a Wi-Fi signaling message sent by the Wi-Fi AP, where the signaling message is an air interface signaling message sent by the air interface to the AP when the terminal accesses the Wi-Fi network; or

Receive Wi-Fi service data sent by the Wi-Fi AP.

The method according to claim 1, wherein the adapting the Wi-Fi information to the WiMax information comprises:

Converting the Wi-Fi signaling message into a WiMax signaling message when the Wi-Fi information is a Wi-Fi signaling message; or

When the Wi-Fi information is Wi-Fi service data, the Wi-Fi service data is encapsulated into WiMax service data.

The method according to claim 3, wherein the converting the Wi-Fi signaling message into the WiMax signaling message comprises:

Obtaining a terminal MAC address carried in the Wi-Fi signaling message and an identifier of the Wi-Fi AP;

Finding a pre-established terminal information base according to the terminal MAC address, and obtaining status information of the terminal;

The WiMax signaling message is constructed according to the WiMax signaling format according to the terminal MAC address and the status information of the terminal.

The method according to claim 3, wherein the encapsulating the Wi-Fi service data into the WiMax service data comprises:

Obtaining a terminal MAC address carried in the Wi-Fi service data; Finding a pre-established terminal information base according to the terminal MAC address, and obtaining an industry information of the terminal;

The Wi-Fi service data is encapsulated into a GRE data packet according to a common encapsulation protocol GRE key value in the service information, and the WiMax service data is generated by adding corresponding IP header data to the GRE data packet.

The method according to claim 1, wherein the transmitting the converted WiMax information comprises:

Transmitting the converted WiMax information directly to the WiMax gateway; or

The converted WiMax information is forwarded to the WiMax gateway through the WiMax base station.

A dual-mode communication method based on Wi-Fi and WiMax, comprising: after receiving WiMax information, adapting the WiMax information to Wi-Fi information;

Transmitting the converted Wi-Fi information to the Wi-Fi access point AP.

The method according to claim 7, wherein the receiving the WiMax information comprises: receiving WiMax information directly transmitted by the WiMax gateway; or

Receive WiMax information forwarded by the WiMax gateway through the WiMax base station.

The method according to claim 7, wherein the adapting the WiMax information to Wi-Fi information comprises:

And when the received WiMax information is a WiMax signaling message, converting the WiMax signaling message into a Wi-Fi signaling message;

When the received WiMax information is WiMax service data, the WiMax service data is decapsulated into Wi-Fi service data.

The method according to claim 9, wherein the converting the WiMax signaling message into the Wi-Fi signaling message comprises:

Acquiring the terminal identifier MSID and the base station identifier BSID carried in the WiMax signaling message; searching for the pre-established terminal information base according to the MSID, obtaining state information of the terminal; and according to the MSID, the BSID, and the The status information of the terminal is configured to construct the Wi-Fi signaling message according to a Wi-Fi signaling format.

The method according to claim 9, wherein the decapsulating the WiMax service data into the Wi-Fi service data comprises:

Obtaining a GRE key value carried in the WiMax service data;

Finding a pre-established terminal information base according to the GRE key value, and obtaining service information of the terminal;

Decoding the WiMax service data according to the service information, and stripping the GRE header data of the WiMax service data to generate the Wi-Fi service data.

12. A communication device, comprising:

a transmission unit, configured to transmit the converted WiMax information.

The communication device according to claim 12, wherein the adaptation unit comprises: a signaling conversion unit, configured to: when the Wi-Fi information is a Wi-Fi signaling message, the Wi -Fi signaling message is converted to WiMax signaling message;

And a data encapsulating unit, configured to encapsulate the Wi-Fi service data into WiMax service data when the Wi-Fi information is Wi-Fi service data.

The communication device according to claim 13, wherein the signaling conversion unit comprises:

a first acquiring information unit, configured to acquire a terminal MAC address carried in the Wi-Fi signaling message and an identifier of the Wi-Fi AP;

a first search information unit, configured to: search for a pre-established terminal information base according to the terminal MAC address, and obtain status information of the terminal;

Constructing a signaling unit, configured to construct the WiMax signaling message according to the WiMax signaling format according to the terminal MAC address and status information of the terminal;

The data encapsulation unit includes:

a second acquiring information unit, configured to acquire a terminal MAC address carried in the Wi-Fi service data; a second search information unit, configured to: search for a pre-established terminal information base according to the terminal MAC address, and obtain service information of the terminal;

Generating a data packet unit, configured to encapsulate the Wi-Fi service data into a GRE data packet according to a general encapsulation protocol GRE key value in the service information, and generate the IP header data by adding the corresponding IP header data to the GRE data packet. WiMax business data.

15. A communication device, comprising:

a receiving unit, configured to receive WiMax information;

The communication device according to claim 15, wherein the adaptation unit comprises: a signaling conversion unit, configured to: when the WiMax information received by the receiving unit is a WiMax signaling message, the WiMax The signaling message is converted into a Wi-Fi signaling message;

And a data decapsulating unit, configured to decapsulate the WiMax service data into Wi-Fi service data when the WiMax information received by the receiving unit is WiMax service data.

The communication device according to claim 15, wherein the signaling conversion unit comprises:

a first information acquiring unit, configured to acquire a terminal identifier MSID and a base station identifier BSID carried in the WiMax signaling message;

a first search information unit, configured to: search for a pre-established terminal information base according to the MSID, and obtain status information of the terminal;

Constructing a signaling unit, configured to construct the Wi-Fi signaling message according to a Wi-Fi signaling format according to the MSID, the BSID, and status information of the terminal;

The data decapsulation unit includes:

a second acquisition information unit, configured to acquire a GRE key value carried in the WiMax service data, and a second search information unit, configured to search a pre-established terminal information base according to the GRE key value, and obtain the service information of the terminal. ;

Generating a data packet unit, configured to decapsulate the WiMax service data according to the service information, And extracting the Wi-Fi service data after stripping the GRE header data of the WiMax service data.

18. A dual-mode communication system based on Wi-Fi and WiMax, comprising: a dual-mode base station and a WiMax gateway, the dual-mode base station comprising a WiMax base station, a Wi-Fi AP, and an AP adaptation device,

19. A dual-mode communication system based on Wi-Fi and WiMax, comprising: a dual-mode base station and a WiMax gateway, the dual-mode base station comprising a WiMax base station, a Wi-Fi AP, and an AP adaptation device,