Electrical computers and digital processing systems: support – Computer power control – By external command
Reexamination Certificate
2007-01-02
2007-01-02
Trujillo, James K. (Department: 2116)
Electrical computers and digital processing systems: support
Computer power control
By external command
C713S300000, C710S313000, C710S300000
Reexamination Certificate
active
10320534
ABSTRACT:
A USB device for performing communications with a second device through a USB interface while supplying electric power to the second device through a power-source supplying line in the USB interface. The USB device includes a communication unit for communicating with the second device, a power source capable of outputting electric power of a voltage being different from a standard power voltage prescribed in the standards of the USB interface. The power source supplies the electric power to the second device through the power-source supplying line. The second device includes a low load unit and a high load unit The power source supplies the electric power having a power voltage higher than the standard power voltage to the high load unit through the power-source supplying line.
REFERENCES:
patent: 5842027 (1998-11-01), Oprescu et al.
patent: 5884086 (1999-03-01), Amoni et al.
patent: 6744634 (2004-06-01), Yen
patent: 6774604 (2004-08-01), Matsuda et al.
Edogawa Kazuya
Hoshino Tsutomu
Kaneko Tomokazu
Sonobe Kenichi
Sugita Hiroshi
Fuji 'Xerox Co., Ltd.
Patel Anand B.
Trujillo James K.
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