Patent · US Expired

Test method

US7233348B2 · kind B2 · utility

2Cited by
9References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 29, 2001
Grant dateJun 19, 2007
Priority date
Expiry dateJul 11, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N17/004
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A non-intrusive test method for video sequences correlates a number of quality indicators derived from a sequence with a matrix of constants to predict a quality score for the sequence.

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