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:
Feb. 10, 2004
Filed:
Oct. 17, 2002
Applicant:
Inventors:
Henry P. Warren, Los Angeles, CA (US);
David L. Crampton, Rossmoor, PA (US);
Anthony L. McKay, Long Beach, CA (US);
Assignee:
The Boeing Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/66 ;
U.S. Cl.
CPC ...
H03M 1/66 ;
Abstract
The digital signal is provided to the digital-to-analog upconverter ( ) such as through digital signal processing circuitry ( ). A sample rate signal and a divided sample rate signal are provided by divider chain ( ) using the clock input ( ). The divided sample rate signal is used to drive the decode circuit ( ). The digital outputs of the decoder circuit ( ) is combined with the sample rate signal in a mixer ( ) which in turn generates a digitally upconverted signal which drives a plurality of switches combined together to form the analog output ( ).