Patent · US Expired

Communication apparatus connectable to switching network providing distinctive ringing pattern service

US5563932A · kind A · utility

16Cited by
20References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 2, 1995
Grant dateOct 8, 1996
Priority date
Expiry dateOct 2, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N2201/3274
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A communication apparatus utilizes a distinctive ringing pattern service provided by a switching network for switching speech communication to and from data communication and for telling who is to answer an incoming call. In the apparatus, communication is switched between speech communication, including voice answering communication, and data communication, including facsimile data communication, according to an intermittent pattern of a call signal from a switching network. Data corresponding to the intermittent pattern of a call signal is transmitted, data from a calling party side is recorded and character information corresponding to the intermittent pattern of a call signal is displayed.

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