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. 23, 2009
Filed:
Feb. 10, 2005
Noshir B. Dubash, Chandler, AZ (US);
Thomas M. King, Tempe, AZ (US);
Noshir B. Dubash, Chandler, AZ (US);
Thomas M. King, Tempe, AZ (US);
Motorola, Inc., Schaumburg, IL (US);
Abstract
A reconfigurable downconverter () for a multi-band positioning receiver is operable with an RF synthesizer () with fixed output frequency, and a fixed wideband RF input (). The downconverter () includes an RF mixer () operable to accept a range of frequencies that encompass the GPS and Galileo frequency bands and to output a downconverted IF signal (). A fixed frequency local oscillator signal () is coupled to the RF mixer (). At least one IF processorfurther downconverts the downconverted IF signal () to at least one baseband signal (). At least one of the IF processors () is reconfigurable for different frequency bands.