Patent · US Expired

High-Q integrated RF filters

US7522017B1 · kind B1 · utility

3Cited by
104References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 2005
Grant dateApr 21, 2009
Priority date
Expiry dateOct 11, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03H2210/012
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

System for high-Q integrated RF filters. A filter system is provided that comprises a resonate LC filter and a Q-enhancement circuit coupled to the resonate LC filter, wherein the Q-enhancement circuit operates to improve a quality factor of the filter system.

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