Patent · US Expired

Antenna

US7167131B2 · kind B2 · utility

1Cited by
26References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 14, 2004
Grant dateJan 23, 2007
Priority date
Expiry dateMay 29, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q5/357
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A top-loaded whip antenna particularly suitable for use in a compact mobile communication device having dual band resonance and including an elongate conductive whip antenna portion and a choke defined over a portion of the elongate conductive whip antenna portion, thereby providing top loading.

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