The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 26, 2007
Filed:
Jun. 04, 2004
Joseph P. Heck, Fort Lauderdale, FL (US);
Joseph P. Heck, Fort Lauderdale, FL (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A mixer circuit () includes a first switching mixer (A) with a first desired signal input (RF+ and RF−), a first switching signal input (LO+& LO−), and a first output (IF+ and IF−), a second switching mixer (B), and a third switching mixer (C) with corresponding desired signal inputs, switching signal inputs, and outputs. An overall input signal to the mixer circuit is fed to an input port () of the first switching mixer, an output from an output port () of the first switching mixer is fed to an input port () of the second switching mixer, the output from an output port () of the second switching mixer is fed to an input port () of the third switching mixer, and an overall output of the mixer circuit can be an output from an output port () of the third switching mixer.