Patent · US Expired

Buffer manager

US5861894A · kind A · utility

7Cited by
223References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1995
Grant dateJan 19, 1999
Priority date
Expiry dateJun 7, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N21/44004
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

This invention provides a method to control the buffering of encoded video data organized as frames or fields. This method involves determining the picture number of each incoming decoded frame, determining the expected presentation number at any time and marking any buffer as ready when its picture number is on or after the presentation number.

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