Information security – Prevention of unauthorized use of data including prevention... – Access control
Reexamination Certificate
2005-09-16
2010-06-15
Revak, Christopher A (Department: 2431)
Information security
Prevention of unauthorized use of data including prevention...
Access control
C705S051000, C705S059000
Reexamination Certificate
active
07739745
ABSTRACT:
An information-processing apparatus comprises an acquisition unit configured to acquire information about a communication-method type from a display device connected to the information-processing apparatus, a determination unit configured to determine whether or not the display device is adapted to receive data on digital contents by using a predetermined copyright-protection technology based on the communication-method-type information, a conversion unit configured to convert an image quality of the digital contents based on the determination result, and an output unit configured to transmit the converted digital contents to the display device.
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Ishimatsu Kenji
Kamon Hidekazu
Nitta Hiroki
Nomura Keiichi
Tanaka Hideo
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Revak Christopher A
Sony Corporation
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