Patent · US Expired

Quality factor improvement for filter application

US5168251A · kind A · utility

9Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 23, 1992
Grant dateDec 1, 1992
Priority date
Expiry dateApr 23, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03H7/1791
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A tuned filter having an improved Q is disclosed in which two or more inductors are placed in parallel to increase the net Q relative to a single inductor of the same net inductance and/or two or more capacitors are placed in series to increase the net Q relative to a single capacitor of the same net capacitance to improve the Q of a tuned filter.

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