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:
Apr. 17, 2001
Filed:
Apr. 14, 1999
Applicant:
Inventor:
Martin Schallner, Ludwigsburg, DE;
Assignee:
Robert Bosch GmbH, Stuttgart, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 7/00 ; H01P 1/20 ;
U.S. Cl.
CPC ...
H01P 7/00 ; H01P 1/20 ;
Abstract
A dual-mode ring resonator including a planar conductor ring (,) of an approximately square shape with rounded corners (,) has a better resonator quality factor than has previously been obtained. The circumference or length of the conductor ring (,) is dimensioned so that the resonator is operated in one of its even-numbered harmonic modes.