Patent · US Expired

Radio transceiver card communicating in a plurality of frequency bands

US6980161B2 · kind B2 · utility

1Cited by
52References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 2004
Grant dateDec 27, 2005
Priority date
Expiry dateApr 15, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L69/326
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A card includes in a radio transceiver that communicates in first and second frequency bands. First and second antennas are in the card and are coupled to the radio transceiver. A microprocessor in the card selects one of the first and second antennas.

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