Patent · US Expired

Radio communication device having a moveable housing element and keypad disposed therein

US5742894A · kind A · utility

171Cited by
9References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 13, 1995
Grant dateApr 21, 1998
Priority date
Expiry dateApr 13, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M2250/22
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A radio communication device (103) operable in a radio communication system (100) providing a plurality of radio communication services including radiotelephone, facsimile and electronic mail services. The radio communication device (103) has a body housing element (107) and moveable housing element (109). When the moveable housing element (109) is in the closed position, the moveable housing element (109) covers a portion of a touch screen display (119). A keypad (125) is integrated into the moveable housing element (109) and operable when the moveable housing element (109) is in the closed position. When a user depresses a key of the keypad (125) a portion of the key provides pressure against the touch screen display (119). The provided pressure activates a portion of the touch screen display (119).

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