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.:

US 9774068 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 26, 2017

Filed:

Dec. 30, 2015
Applicant:

I-shou University, Kaohsiung, TW;

Inventors:

Chung-Long Pan, Kaohsiung, TW;

Rong-Ching Wu, Kaohsiung, TW;

Tsu-Chung Tan, Kaohsiung, TW;

Assignee:

I-Shou University, Kaohsiung, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/203 (2006.01); H03H 7/38 (2006.01);
U.S. Cl.
CPC ...
H01P 1/203 (2013.01); H03H 7/38 (2013.01);
Abstract

A filter configuration including a substrate, a primary microstrip line and a first defected ground structure is disclosed. The substrate has a first face and a second face. The second face is a ground face. The primary microstrip line is arranged on the first face and extends in a first direction. The first defected ground structure is arranged on the second face. The first defected ground structure includes a first section, a first circular section, a second section, a second circular section and a third section that are connected to each other in sequence in a second direction perpendicular to the first direction. The second section is covered by the primary microstrip line in a vertical direction perpendicular to the first and second faces. The primary microstrip line has a width equal to a minimum length of the second section. As such, the filtering effect can be improved.


Find Patent Forward Citations

Pan, Chung-Long. (2017). Filter configuration (U.S. Patent No. 9774068). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9774068

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