Patent · US Expired

Multi-channel quiet calls

US7546143B2 · kind B2 · utility

21Cited by
47References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 2001
Grant dateJun 9, 2009
Priority date
Expiry dateDec 18, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L12/66
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A system and method for simultaneously conducting multiple telephone conversations is provided. In an embodiment, a user converses with one individual on a first channel while simultaneously transmitting audible utterances to a second individual or a second channel. The user can select the desired channel or channels and a desired phrase and an electronic representation of the selected phrase is transmitted over the selected channel(s).

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