Patent · US Expired

Television video phone

US6493020B1 · kind B1 · utility

255Cited by
5References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 2000
Grant dateDec 10, 2002
Priority date
Expiry dateJun 1, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N21/478
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A system and method for performing videophone operations over a television. The system includes a television system, a transceiver and a personal computer that is coupled to a communications network and the transceiver. The television system includes a camera, a microphone, a wireless receiver for wirelessly receiving audio and video signals, a signal processor for processing the received audio and video signals for presentation on a television. The transceiver includes a receiver for wirelessly receiving audio and video signals from the television system, and a transmitter for wirelessly sending audio and video signals to the television system. The personal computer includes a memory and a processor for executing program instructions stored in memory for receiving audio and video data over the communications network, for receiving audio and video data from the personal computer transceiver, and for sending the audio and video data received from the personal computer transceiver to a recipient system over the communications network.

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