Patent · US Expired

Composite high-frequency switch, high-frequency module, and communication apparatus

US6639489B2 · kind B2 · utility

3Cited by
10References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 14, 2002
Grant dateOct 28, 2003
Priority date
Expiry dateJun 14, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B1/48
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A high-frequency module prevents distortion in first and second diodes of a high-frequency switch in a communication system which is not selected without providing a negative power source, and a communication apparatus includes such a high-frequency module. The high-frequency module includes a diplexer having inductors and capacitors, and high-frequency switches including first and second diodes, transmission lines, inductors, and capacitors.

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