Portable computer with low-power audio CD-player

Details Portable computer with low-power audio CD-player Portable computer with low-power audio CD-player

2006-05-30

2006-05-30

Donaghue, Larry D. (Department: 2154)

Electrical computers and digital processing systems: support

Computer power control

Power conservation

C713S322000

Reexamination Certificate

active

07055049

ABSTRACT:
A system and method to reduce power consumption in a portable computer system while allowing the CDROM drive to continue playing audio CDs. When the system enters a suspend mode, the status of the CDROM drive is checked, and if it is playing an audio CD, it remains powered, otherwise power to the CDROM drive, is also suspended. The system recognizes when the audio CD is finished playing and then places the CDROM drive into the suspend mode.

REFERENCES:
patent: 5511205 (1996-04-01), Kannan et al.
patent: 5648799 (1997-07-01), Kikinis
patent: 5838983 (1998-11-01), Atkinson
patent: 6088809 (2000-07-01), Atkinson
patent: 6378077 (2002-04-01), Atkinson
patent: 6385734 (2002-05-01), Atkinson

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