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Patent Searching and Data


Title:
METHOD FOR CIRCUIT SWITCHED FALLBACK, AND TERMINAL
Document Type and Number:
WIPO Patent Application WO/2019/000309
Kind Code:
A1
Abstract:
Disclosed are a method for circuit switched fallback and a terminal, which are used for shortening a search time of a circuit switched fallback process so as to improve a success rate of circuit switched fallback. The method in the embodiments of the present application comprises: a terminal acquiring an a priori frequency point; the terminal searching for a cell that satisfies a residence condition according to the a priori frequency point; and if the terminal finds a cell that satisfies the residence condition within a preset duration, the terminal residing in the cell corresponding to the a priori frequency point.

Inventors:
TANG, Chao (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
JIANG, Yinqing (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
HUANG, Kai (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
RUAN, Pan (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
Application Number:
CN2017/090752
Publication Date:
January 03, 2019
Filing Date:
June 29, 2017
Export Citation:
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Assignee:
HUAWEI TECHNOLOGIES CO., LTD. (Huawei Administration Building, Bantian Longgang Distric, Shenzhen Guangdong 9, 518129, CN)
International Classes:
H04W36/00; H04W36/14; H04W36/16; H04W88/06
Foreign References:
CN105578544A2016-05-11
CN105848237A2016-08-10
CN103781084A2014-05-07
CN106028406A2016-10-12
US20160330642A12016-11-10
Attorney, Agent or Firm:
SHENPAT INTELLECTUAL PROPERTY AGENCY (Room 1521, West Block Guomao Buildin, Shenzhen Guangdong 4, 518014, CN)
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