Patent ID: 7865935
Filing Date: 2011-01-04
Classification: B60R,G08B

Abstract:
1. An electronic apparatus having a security function, said electronic apparatus comprising: theft judging means for judging whether said electronic apparatus has been exposed to theft; inoperable state setting means for, in response to an output of said theft judging means, putting said electronic apparatus into an inoperable state against the theft in which a predetermined operation of a controlled circuit is disabled, said electronic apparatus being put into the inoperable state when said theft judging means judges that said electronic apparatus has been exposed to the theft; a nonvolatile individual code memory for storing an individual code individually assigned to said electronic apparatus; output means for outputting an output code having a predetermined first relationship with the individual code, the output code being calculated using the individual code stored in said nonvolatile individual code memory; input means for inputting an individual judgment code, the individual judgment code being obtained from the output code and being calculated based on a predetermined third relationship with the output code; individual code relationship judging means for judging whether the individual judgment code inputted by said input means and a code calculated based on the individual code have a predetermined second relationship; and inoperable state cancelling means for cancelling the inoperable state against the theft in which the predetermined operation of the controlled circuit is disabled, the inoperable state being cancelled when said individual code relationship judging means judges that the individual judgment code and the code calculated based on the individual code have the predetermined second relationship.