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:
Nov. 01, 2011
Filed:
Feb. 23, 2009
Applicants:
Cho-jui Tsai, Taipei Hsien, TW;
Tzong-jyh Chen, Taipei Hsien, TW;
Inventors:
Cho-Jui Tsai, Taipei Hsien, TW;
Tzong-Jyh Chen, Taipei Hsien, TW;
Assignee:
Wistron NeWeb Corporation, Hsi-Chih, Taipei Hsien, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04B 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A band pass filter includes a first micro-strip port for receiving a radio-frequency signal, a second micro-strip port for outputting a filtered radio-frequency signal and comprising at least one resonating cavity formed for enhancing rejecting effect of image frequency corresponding to the filtered radio-frequency signal, and a plurality of resonators arranged between the first micro-strip port and the second micro-strip port for performing band pass filtering on the radio-frequency signal to generate the filtered radio-frequency signal.