Patent · US Expired

Integrated frequency translation and selectivity

US6421534B1 · kind B1 · utility

117Cited by
395References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 18, 1999
Grant dateJul 16, 2002
Priority date
Expiry dateAug 18, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03D7/00
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

Methods and apparatuses for frequency selectivity and frequency translation, and applications for such methods and apparatuses, are described herein. The method includes steps of filtering an input signal, and down-converting the filtered input signal. The filtering and the down-conversion operations are performed in an integrated, unified manner. The apparatus described herein can be implemented as an integrated circuit (IC).

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