Patent · US Expired

Communications terminal apparatus and display method thereof

US5889509A · kind A · utility

9Cited by
5References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 11, 1996
Grant dateMar 30, 1999
Priority date
Expiry dateJun 11, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S715/978
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A communications terminal apparatus and display method thereof to make the user aware of the operational state of a portable telephone thus preventing the malfunctions of and damages caused by the user. In the present invention, when a manipulation key is continuously depressed for a predetermined duration or more, the apparatus is set into an operating state corresponding to the manipulation key, after images sequentially changing in accordance with the lapse of depressing time of the manipulation key are displayed on a display with corresponding sound effects. When the manipulation key is not continuously depressed for the predetermined duration or more, the apparatus is returned to the operating state prior to the depression of the manipulation key, after the images and corresponding sound effects having changed in accordance with the depressing time of the manipulation key are displayed on the display on the reverse order. Thereby, a communications terminal apparatus and display method thereof which make the user aware of a manipulated state of the manipulation key thus preventing malfunctions can be realized.

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