Bi-directional driving circuit for liquid crystal display...

Details Bi-directional driving circuit for liquid crystal display... Bi-directional driving circuit for liquid crystal display...

2006-05-02

2006-05-02

Chang, Kent (Department: 2675)

Computer graphics processing and selective visual display system

Plural physical display element control system

Display elements arranged in matrix

C345S092000, C345S094000, C345S182000

Reexamination Certificate

active

07038643

ABSTRACT:
A driving device includes a plurality of blocks arranged in sequence, each of the blocks includes ninth switching elements connected to received a start pulse, four clock signals, and two source voltages. The switching elements are arranged to output the four clock signals in sequence and to alternatively output the four clock signals in a reverse sequence.

REFERENCES:
patent: 4799057 (1989-01-01), Takeda et al.
patent: 6104370 (2000-08-01), Nakagaki et al.
patent: 2002/0093494 (2002-07-01), Hanari
patent: 2002/0186196 (2002-12-01), Park
patent: 0615250 (1994-09-01), None
patent: 2787913 (2000-06-01), None
Y.L. Yao, “Dynamic Shift Register Cyclic Encoder”,IBM Technical Disclosure Bulletin,vol. 12, No. 11 (Apr. 1970), pp. 1936-1938.

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