Patent · US Active

Very low intermediate frequency (VLIF) receiver

US8693968B2 · kind B2 · utility

1Cited by

8References

18Claims

0Family size

Assignee

Freeescale Semiconductor, Inc. · US

Inventors

Norman Beamish · Munich, DE
Michael Milyard · Chandler, US
Conor O'Keeffe · Cork, IE

Key dates

Filing date	Jan 22, 2007
Grant date	Apr 8, 2014
Priority date	—
Expiry date	Jun 5, 2029

Classification

Technology area (CPC H)Electricity
CPC primaryH03J7/02
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

A very low intermediate frequency (VLIF) receiver comprising a first and second mixer circuits, characterised in that receiver comprises a means of estimating the energy in a desired signal band; a means of estimating the energy in a band of frequencies comprising the desired signal band; and a means of altering a VLIF of the receiver according to the ratio of the energy in a desired signal band and the energy in the band of frequencies comprising the desired signal band.

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