Power supply control system for a portable computer

Details Power supply control system for a portable computer Power supply control system for a portable computer

1993-08-25

1995-01-17

Mai, Tan V.

Boots, shoes, and leggings

364707, 200 4301, G06F 100

Patent

active

053831403

ABSTRACT:
A power supply control system for a portable computer having a central processing unit (CPU), and operable in response to power supplied from a rechargeable battery or an alternating current (AC) adapter. The control system includes a charge unit for charging the rechargeable battery; current detectors for detecting power status; and a power control microprocessor for controlling the charge unit independently of the CPU in response to a detected power status.

REFERENCES:
patent: D310818 (1990-09-01), Zaretsky et al.
patent: 4571456 (1986-02-01), Paulsen et al.
"User's Manual, Four-bit Microcontroller and Peripheral Memory, TLCS-47E/47/470/470A" (portions of title are in the Japanese language), pp. 5-211 through 5-223 and unnumbered final page, published by Toshiba Corporation, dated 1991.
Toshiba T1600 Portable Personal Computer User's Manual, pp. 2-1 through 2-11, undated.
Toshiba T5100 Portable Peronal Computer Reference Manual, 4 pages, undated.
Toshiba T5200 Portable Personal Computer Reference Manual, 6 pages, undated.

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