Patent · US Expired

Electronic device and antenna apparatus

US7126548B2 · kind B2 · utility

7Cited by
3References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 1, 2004
Grant dateOct 24, 2006
Priority date
Expiry dateDec 1, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01Q1/273
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

In an electronic device having a metal device case, and an antenna disposed inside the device case, a magnetic member having a magnetic permeability higher than a magnetic permeability of the device case is placed between an inner surface of the device case and the antenna.

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