Title:
METHOD AND DEVICE FOR SWITCHING USER IDENTITY CARD
Document Type and Number:
WIPO Patent Application WO/2019/010839
Kind Code:
A1
Abstract:
A method and device for switching a user identity card, the method comprising: each time it is detected that a terminal is in a power-on or network-free state, selecting and connecting to one card holder arranged on a terminal from two or more card holders arranged on the terminal (200); carrying out power supply adaptation on the terminal connected to the card holder (201); performing reset detection and network registration on a user identity card arranged on the connected card holder so as to determine whether the user identity card arranged on the card holder adapts to the network of a current area (202); and using the determined user identity card adapted to the network of the current area for service communication (203).
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Inventors:
LIU JIAJUN (CN)
WU YIWEN (CN)
WU JIWEN (CN)
WU YIWEN (CN)
WU JIWEN (CN)
Application Number:
PCT/CN2017/105350
Publication Date:
January 17, 2019
Filing Date:
October 09, 2017
Export Citation:
Assignee:
XIAN ZHONGXING NEW SOFTWARE CO LTD (CN)
International Classes:
H04B1/38; H04L12/28
Foreign References:
| CN2781649Y | 2006-05-17 | |||
| CN103379560A | 2013-10-30 | |||
| CN101478809A | 2009-07-08 | |||
| CN102802240A | 2012-11-28 | |||
| CN101111022A | 2008-01-23 | |||
| US20020154632A1 | 2002-10-24 | |||
| DE4302820A1 | 1994-10-20 |
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
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