Patent · US Expired

Encoding image data in blocks read out in a predetermined order

US6301390A · kind A · utility

2Cited by
17References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 16, 1996
Grant dateOct 9, 2001
Priority date
Expiry dateSep 16, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N19/89
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image processing apparatus in which an image signal is divided into blocks each comprising a plurality of pixels and a quantization and a variable length encoding are executed so that a code amount of a plurality of blocks lies within a certain range. As a plurality of blocks, the position of the block which is selected at the nth order approaches the periphery of a picture screen with an increase in value of (n).

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