Information processing apparatus, function expansion device,...

Details Information processing apparatus, function expansion device,... Information processing apparatus, function expansion device,...

2007-05-22

2007-05-22

Corsaro, Nick (Department: 2617)

Telecommunications

Radiotelephone system

Security or fraud prevention

C380S247000, C380S250000

Reexamination Certificate

active

10980557

ABSTRACT:
Installation (wired connection) of a function expansion device in a portable information terminal is detected. This detection causes a connection authentication code to be generated. The generated connection authentication code is stored in each of the portable information terminal and the function expansion device via a wire circuit so as to be used for authentication for wireless connection.

REFERENCES:
patent: 2002/0147819 (2002-10-01), Miyakoshi
patent: 2003/0092395 (2003-05-01), Kazuhito
patent: 2004/0198430 (2004-10-01), Moriyama et al.
patent: 11-265337 (1999-09-01), None
patent: 2002312155 (2002-10-01), None

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