Patent · US Expired

Process, device and use for evaluating coded images

US7003037B1 · kind B1 · utility

11Cited by
13References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 2000
Grant dateFeb 21, 2006
Priority date
Expiry dateFeb 29, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/80
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A process for evaluating the quality of coded images (e.g., two video sequences) uses a homogeneous motion vector field and psychovisual filtering to take into account Human Visual System (HVS) characteristics to calculate the error between the two video sequences.

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