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Patent Searching and Data


Title:
METHOD AND DEVICE FOR PREVENTING NUISANCE CALLS
Document Type and Number:
WIPO Patent Application WO/2017/148146
Kind Code:
A1
Abstract:
Embodiments of the present invention provide a method for preventing nuisance calls. The method comprises: a mobile switching center (MSC) receives a call request for calling a second terminal from a first terminal; if the MSC judges that the user identifier of the first terminal is not in a user whitelist of the second terminal, the MSC requests for and obtains user identity information of the first terminal; if the obtained user identity information of the first terminal passes verification, the MSC establishes a conversation link between the first terminal and the second terminal. By means of the method provided in the embodiments of the present invention, nuisance calls can be reduced.

Inventors:
LIAO HENG (CN)
HUO DAWEI (CN)
YU RONGDAO (CN)
Application Number:
PCT/CN2016/101261
Publication Date:
September 08, 2017
Filing Date:
September 30, 2016
Export Citation:
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Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04M3/436
Domestic Patent References:
WO2015189380A12015-12-17
Foreign References:
CN101958978A2011-01-26
CN105306753A2016-02-03
CN105657131A2016-06-08
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