Patent · US Expired

Mechanical spring antenna and radiotelephones incorporating same

US6272356A · kind A · utility

57Cited by
5References
56Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 1999
Grant dateAug 7, 2001
Priority date
Expiry dateMay 10, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M1/0214
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A spring member internally mounted within an electronic device, such as a radiotelephone, serves both as a mechanical device for urging a flip cover to an open position and as an antenna for receiving and/or transmitting wireless communications signals.

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