Patent · US Expired

Apparatus for speed and data communication

US5280520A · kind A · utility

7Cited by
3References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 30, 1992
Grant dateJan 18, 1994
Priority date
Expiry dateDec 30, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04Q2213/201
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A communication apparatus connectable to an ISDN network and having a communication function and a data communication function comprises a memory for storing a destination number in a speech mode, an instruction unit for instructing data communication in the speech mode, and call means for calling based on the destination number stored in the memory in response to an instruction from the instruction unit.

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