System device including NIC and power-saving controlling...

Details System device including NIC and power-saving controlling... System device including NIC and power-saving controlling...

2011-08-02

2011-08-02

Cao, Chun (Department: 2116)

Electrical computers and digital processing systems: support

Computer power control

Power conservation

C713S300000, C713S322000, C713S324000, C370S278000, C370S281000, C709S250000

Reexamination Certificate

active

07992019

ABSTRACT:
The object is to realize reasonable power-saving operation in a NIC portion depending on a link status for the Ethernet in a system device including a NIC. For the protocol process functional portion and/or the encryption process functional portion in the NIC portions, the energy-saving process is executed in accordance with conditions, determined whether a protocol process is performed by the NIC or the controller depending on a link status. The power supply to the protocol process functional portion and the encryption process functional portion is turned off in the NIC.

REFERENCES:
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patent: 7577857 (2009-08-01), Henderson et al.
patent: 2006/0171300 (2006-08-01), Oshikiri et al.
patent: 2006/0187944 (2006-08-01), Takeo et al.
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Co-pending U.S. Application filed Nov. 27, 2007.

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