Patent · US Expired

Adaptive filtering based upon boundary strength

US7450641B2 · kind B2 · utility

95Cited by
6References
63Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 2001
Grant dateNov 11, 2008
Priority date
Expiry dateOct 31, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/172
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Adjacent regions are identified in an image. Coding parameters for the adjacent regions are identified. Selective filtering is performed at the region between the identified adjacent regions.

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