Patent · US Expired

Content-adaptive compression encoding

US6477201B1 · kind B1 · utility

42Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 1998
Grant dateNov 5, 2002
Priority date
Expiry dateMay 22, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/20
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A subjective evaluator delineates regions of an information space to be encoded in a qualitatively preferential or non-preferential manner such that the encoded information space comprises one or more of normal, emphasized or de-emphasized information content.

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