Information security – Access control or authentication
Reexamination Certificate
2006-06-01
2011-10-25
Zand, Kambiz (Department: 2434)
Information security
Access control or authentication
C726S027000, C726S029000, C705S050000, C705S056000
Reexamination Certificate
active
08046822
ABSTRACT:
An electronic apparatus includes a first apparatus that carries out a plurality of functions, and a second apparatus that is coupled to the first apparatus. The second apparatus comprises a control unit that includes a processing unit for supplying commands to the first apparatus for carrying out the selected one of the plurality of functions: a display driver for displaying on a display a screen utilized to select one of the plurality of functions; and a memory slot operable to receive a memory stick that includes a key file for activating at least one other function. When the key file is uninstalled, the plurality of functions executable by the first apparatus include basic functions, and alternatively when the key file is installed, the plurality of executable functions include both the basic functions and at least one other function upon the processing unit validating authorization data stored on the key file.
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Durham Imhotep
Emas Ellen Marcie
Frommer William S.
Frommer & Lawrence & Haug LLP
Sony Corporation
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