System and method for emulating an uninterruptable power supply

Details System and method for emulating an uninterruptable power supply System and method for emulating an uninterruptable power supply

1997-01-17

1999-09-28

Auve, Glenn A.

Electrical computers and digital processing systems: support

Computer power control

395500, 714 14, 307 64, 36452828, 36452832, G06F 130, G06F 300, H02J 700

Patent

active

059580542

ABSTRACT:
A portable computer including a chargeable battery and an AC line adapter controls the battery and adapter to emulate a full UPS-class device. A controller of the portable computer with the chargeable battery and the AC line adapter emulates the conventional operation of an uninterruptable power supply (UPS) and a serial cable connecting the UPS to the portable computer. The controller includes a software driver and Basic Input/Output System (BIOS) program code to emulate signals to and from the internal battery and the AC charger.

REFERENCES:
Andrew S. Tanenbaum, Structured Computer Organization, Third Edition, pp. 11-23, 1990.

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