Patent · US Expired

Antenna apparatus and communication method employing it

US7336234B2 · kind B2 · utility

1Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 2005
Grant dateFeb 26, 2008
Priority date
Expiry dateDec 23, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q9/40
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An antenna apparatus includes a monopole antenna forming an antenna element having a metal shell body, and the antenna element has an approximately conical part, a vertex of which is on the side of a power supply part.

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