Method of quantizing, coding and transmitting a digital video signal
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United States of America Patent
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Nov 2, 1993
Grant Date -
N/A
app pub date -
Jul 10, 1991
filing date -
Jul 13, 1990
priority date (Note) -
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Abstract
A method of coding a digital video signal is characterized by forming a block by grouping together a specific number of pixels from an input digital video signal, setting a quantizing level consisting of a number of levels less than a number of levels determined by a data word length of pixel in every block, quantizing, coding and transmitting the plural pieces of pixel data in each block, and transmitting by coding by combining together at least two pieces of side information necessary for determining the quantizing level in each block.
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