Title:
HANDOFF METHOD, DEVICE AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2010/127597
Kind Code:
A1
Abstract:
Embodiments of the present invention discloses a handoff method, device and system belonging to the communication field, which can guarantee the continuity of the service in the process of handing off a dual-mode terminal from a Worldwide Interoperability for Microwave Access (WiMAX) network to a Wireless Fidelity (WiFi) network under the operation mode of a single radio frequency. The technical solution provided by the embodiments of the present invention is as follows. The handoff method includes: receiving a first request message transmitted by the terminal through a WiMAX access network; acquiring information of WiFi network access points (APs) near the terminal from an AP information server according to the terminal position information carried in the said first request message; determining a target AP and providing said target AP information to the terminal through a first response message; starting and completing the pre-authentication process from the terminal to the WiFi network. The technical solution provided by the embodiments of the present invention applies to the wireless communication system.
Inventors:
SHU GUIMING (CN)
DING ZHIMING (CN)
YANG YONGLI (CN)
DING ZHIMING (CN)
YANG YONGLI (CN)
Application Number:
PCT/CN2010/072242
Publication Date:
November 11, 2010
Filing Date:
April 27, 2010
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
SHU GUIMING (CN)
DING ZHIMING (CN)
YANG YONGLI (CN)
SHU GUIMING (CN)
DING ZHIMING (CN)
YANG YONGLI (CN)
International Classes:
H04W36/18; H04W4/02; H04W12/062; H04W88/06
Domestic Patent References:
WO2009046047A1 | 2009-04-09 |
Foreign References:
US20060227745A1 | 2006-10-12 | |||
CN101366292A | 2009-02-11 | |||
CN101365242A | 2009-02-11 |
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