Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takahisa Hatano0
Date of Patent
February 24, 2009
0Patent Application Number
105031030
Date Filed
August 8, 2003
0Patent Primary Examiner
Patent abstract
A bit reduction apparatus prevents visual recognition of beat noise while maintaining gradation. The bit reduction apparatus changes over the bit reduction operation by executing simple discarding process and noise shaping process, on the basis of at least any one of input signal state, user's setting state, and apparatus setting state.
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