Method and mobile communication device capable of resuming operating function of temporarily disabled SIM card

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7840234
SERIAL NO

11136397

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method and mobile communication device capable of resuming operating function of a temporarily disable SIM (subscriber identity module) card are provided. The SIM card is disposed in a mobile equipment (ME), in which a code verification state of the SIM card is recorded. When the code verification state is “verification required” state, the ME records an original personal identification number (PIN)/PIN unlock key (PIN/PUK) code corresponding to the SIM card. The method includes the steps of executing a SIM card start-up procedure; determining whether the code verification state of PIN/PUK code is the same with the state stored in the ME and whether a PIN/PUK code re-read from the SIM card is the same with the original one; and determining whether the international mobile subscriber identity (IMSI) value re-read from the SIM card is the same with original one: if so, resume and re-use the SIM card.

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Patent Owner(s)

Patent OwnerAddress
BENQ CORPORATIONTAIPEI CITY

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chan, Feng-Mao Huwei Township, Yunlin County, TW 3 57

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