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:
Mar. 22, 2005
Filed:
Mar. 06, 2001
Applicants:
Mamoru Ugajin, Kanagawa, JP;
Tsuneo Tsukahara, Kanagawa, JP;
Inventors:
Mamoru Ugajin, Kanagawa, JP;
Tsuneo Tsukahara, Kanagawa, JP;
Assignee:
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B001/26 ;
U.S. Cl.
CPC ...
Abstract
A mixer circuit used in a radio receiver for mixing two frequencies and providing an intermediate frequency which is the difference of the two frequencies. Excellent image rejection is provided by decreasing an amplitude error and a phase error of an output IF signal in differential form.
Ugajin, Mamoru. (2005). Mixer circuit (U.S. Patent No. 6871057). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6871057
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile