A-D converter

Details A-D converter A-D converter

1989-03-31

1994-08-30

Logan, Sharon D.

Coded data generation or conversion

Quantizer

341159, 341139, 341138, 348655, H03M 136, H03M 118, H04N 964

Patent

active

053432010

ABSTRACT:
An A-D converter of an image signal comprises a weighing circuit for performing a different weighing for each quantization step of A/D conversion. The different weighing is performed in accordance with gamma or white compression characteristics of the image signal.

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