LSI Device including a liquid crystal display drive

Details LSI Device including a liquid crystal display drive LSI Device including a liquid crystal display drive

1979-05-18

1982-01-05

Anagnos, Larry N.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

307296R, 307470, 307474, 340333, 340377, 340803, 340811, 368 68, 368 84, 368204, 368219, G09G 336, G04C 1000, G09F 935, G04G 904

Patent

active

043097014

ABSTRACT:
A power consumption reduction device in an LSI device is disclosed which includes a liquid crystal display drive circuit. The liquid crystal enabling voltage generator including bleeder resistors and adapted for generating three voltage levels is provided with means for shutting down current paths via the bleeder resistors.

REFERENCES:
patent: 3903518 (1975-09-01), Hatsukano
patent: 3936676 (1976-02-01), Fujita
patent: 4038564 (1977-07-01), Hakata
patent: 4050064 (1977-09-01), Hashimoto et al.
patent: 4099073 (1978-07-01), Hashimoto et al.
patent: 4158786 (1979-06-01), Hirasawa
patent: 4168498 (1979-09-01), Kubota et al.
patent: 4191955 (1980-03-01), Robert

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