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

1998-09-10

2000-07-11

Sheikh, Ayaz R.

Electrical computers and digital processing systems: support

Computer power control

Power conservation

713323, G06F 108

Patent

active

060888091

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.

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Volkman, Victor R., "Advanced Power Management for DOS", Developer's Preview, Jul. 1992, pp. 19-23.
OZ163 Audio DJ.TM., data sheet O.sub.2 Micro, Apr. 6, 1998, 2 pages.

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