Patent · US Expired

System for providing closed captioning to an electronic discussion group

US5563804A · kind A · utility

33Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 10, 1995
Grant dateOct 8, 1996
Priority date
Expiry dateMar 10, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L69/329
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An electronic discussion group includes interaction with closed captioning from a media program, in substantially real time. Video clips from the program may also be displayed on users'computer terminals.

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