Patent · US Expired

Apparatus and method for compressing image data by determining a quantization factor which provides more efficient use of an available bit rate

US6263114A · kind A · utility

16Cited by
6References
8Claims
0Family size

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Key dates

Filing dateJul 31, 1997
Grant dateJul 17, 2001
Priority date
Expiry dateJul 31, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N9/8047
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Image data compression apparatus for generating compressed output data to be handled by an output data handling channel having an output data capacity per image comprises a data compressor for compressing image data so as not to exceed a target quantity of data per image; in which the target quantity of data per image is higher than the output data capacity per image.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.