Offset compensating apparatus and method of digital/analog...

Details Offset compensating apparatus and method of digital/analog... Offset compensating apparatus and method of digital/analog...

2006-12-12

2006-12-12

Barnie, Rexford (Department: 2819)

Coded data generation or conversion

Converter compensation

C341S120000, C341S121000

Reexamination Certificate

active

07148827

ABSTRACT:
An offset compensating apparatus and method of a digital/analog converter that are capable of preventing an offset of a driving unit by switching an offset generated from an LCD panel driving unit of an LCD projection TV, by adding a current cell of the least significant bit, by adjusting and outputting a Vcom voltage of a buffer stage, or by including an offset compensating unit for changing a digital coding circuit.

REFERENCES:
patent: 4843394 (1989-06-01), Linz et al.
patent: 5696508 (1997-12-01), Gross et al.
patent: 6204785 (2001-03-01), Fattaruso et al.

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