Patent · US Expired

Portable telephone apparatus having a plurality of selectable functions activated by the use of dedicated and/or soft keys

US5737394A · kind A · utility

190Cited by
10References
26Claims
0Family size

Assignees

Inventors

Key dates

Filing dateFeb 6, 1996
Grant dateApr 7, 1998
Priority date
Expiry dateFeb 6, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M1/6505
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A telephone apparatus having a plurality of dedicated keys, a plurality of changeable keys each having at least one respective dedicated function associated therewith, and a display for displaying a plurality of lines of data. The telephone apparatus is adapted to perform a plurality of main functions including so-called menu, message, pad and book functions. Each of such main functions may be directly accessed by depressing only one of the keys. Further, the telephone apparatus enables messages, including voicemail and text data messages, to be received and stored therein. Messages or responses to received messages may be produced and transmitted from the telephone apparatus.

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