How to identify uim card with china mobile phone

Abstract

The invention relates to a method for using a China Mobile mobile phone to identify a UIM card, comprising: opening the China Mobile mobile phone, and correctly powering on the user identification card when the user identification card is initialized; The main directory of the identification card; according to the result returned by the user identification card when selecting the directory, judge whether the PIN code and PUK code of the user identification card are locked. If the PIN code or PUK code is locked, unlock the PIN code or PUK code; select the user The CDMA special directory of the identification card, if the CDMA special directory does not exist, initialize according to the process of the SIM card; if the CDMA special directory exists, then judge whether the IMSI in the GSM directory of the subscriber identity card is valid, if the IMSI is valid, the subscriber identity card It is a dual-mode card. If the IMSI is invalid, the subscriber identification card is a UIM card.

Description

technical field [0001] The invention relates to a method for using a China Mobile mobile phone to identify a UIM (User Identity Model) card. Background technique [0002] In the past decade, mobile phones have played an increasingly important role in business activities and daily life. In order to distinguish different users, a user identification card with user information, such as SIM (Subscriber Identify Module) card or UIM (User Identity Model) card, is installed in the mobile phone to uniquely identify the mobile phone user. Among them, the SIM card For China Mobile mobile phones, UIM cards for CDMA mobile phones. However, when a mobile phone user has multiple operator numbers, or a user who has used other operators wants to switch to a China Mobile mobile phone, the user of the China Mobile mobile phone cannot directly store important information such as text messages and phonebooks stored on the original UIM card. directly into the phone. [0003] In order to impor...

AI Technical Summary

Problems solved by technology

However, when a mobile phone user has multiple operator numbers, or a user who has used other operators wants to switch to a China Mobile mobile phone, the user of the China Mobile mobile phone cannot directly store important information such as text messages and phonebooks stored on the original UIM card. Import directly to your phone

[0003] In order to import important information such as text messages and phonebooks stored on the original UIM card into the mobile phone of China Mobile, it can be sent by bluetooth or can use pc tools or other methods at present. However, the import method of the prior art needs to use an intermediate tool , and the operation is complicated and inconvenient to use

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