Driving circuit for flat panel display

Details Driving circuit for flat panel display Driving circuit for flat panel display

2008-05-27

2008-05-27

Shankar, Vijay (Department: 2629)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S098000, C345S100000

Reexamination Certificate

active

07379038

ABSTRACT:
A driving circuit for a flat panel display includes a latch unit which is applied a control signal from a shift register to sequentially sample N-bit digital picture signals and to store the picture signals, and simultaneously output the sampled picture signals by a line pass signal; and a voltage to current converting unit distributing an outer reference current to a plurality of paths using a current mirror method, and supplying current of different levels to data lines of the display panel according to logical combinations of the picture signals which are applied from the latch unit.

REFERENCES:
patent: 5079636 (1992-01-01), Brody
patent: 5842977 (1998-12-01), Lesho et al.
patent: 6069451 (2000-05-01), Hush et al.
patent: 6285343 (2001-09-01), Brody
patent: 6331844 (2001-12-01), Okumura et al.
patent: 2001/0048408 (2001-12-01), Koyama et al.

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