Patent · US Expired

Plural-source, selectable, combined image/text single-screen display

US6980257B2 · kind B2 · utility

4Cited by
10References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 2002
Grant dateDec 27, 2005
Priority date
Expiry dateMay 1, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N21/4884
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A plural-source-capable, broadcast-reception, audio/video system and methodology which freely enable the simultaneous display, on a single television receiver screen, of different categories of these broadcast-information components which may be being broadcast at the same time from two different broadcast sources.

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