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:
Jul. 24, 2012
Filed:
Mar. 02, 2010
Applicant:
Purna C. Subedi, Irvine, CA (US);
Inventor:
Purna C. Subedi, Irvine, CA (US);
Assignee:
Powerwave Technologies, Inc., Santa Ana, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 5/12 (2006.01); H01P 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A coupling loop with each leg connected by two resistors, Rand Rgoing to ground on a disk shaped printed circuit board provides a directional coupler with directivity tuned by rotating this disk assembly and coupling controlled by the distance to the main RF transmission line. Once the desired level of directivity is obtained, this board is locked with screws from the top.