Circuit for driving a matrix display device with a plurality of

Details Circuit for driving a matrix display device with a plurality of Circuit for driving a matrix display device with a plurality of

1985-07-18

1989-01-17

Brigance, Gerald L.

Communications: electrical

Visual indication

Movable

340784, 340802, G09G 336

Patent

active

047990570

ABSTRACT:
A driving circuit for a matrix liquid crystal display device with switching transistors added to respective picture elements is divided into a plurality of blocks each of which selectively drives the switching transistors. The driving circuit is equipped with control means for actuating the blocks one by one in turn while electrically isolating the unactuated blocks from the circuit.

REFERENCES:
patent: 3848086 (1974-11-01), Ikeda et al.
patent: 4060801 (1977-11-01), Stein et al.
patent: 4113361 (1978-09-01), Nakano
patent: 4236154 (1980-11-01), Lee
patent: 4368467 (1983-01-01), Unotoro et al.
patent: 4395709 (1983-07-01), Nagae et al.
patent: 4447812 (1984-05-01), Soneda et al.
patent: 4574282 (1986-03-01), Crossland et al.

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