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.

Date of Patent:
Jul. 17, 2018

Filed:

May. 16, 2016
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;

Inventors:

Ming Hsien Tsai, New Taipei, TW;

Fu-Lung Hsueh, Kaohsiung, TW;

Sa-Lly Liu, Hsinchu, TW;

Tzong-Lin Wu, Taipei, TW;

Yang-Chih Huang, Kaohsiung, TW;

Chin-Yi Lin, New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 7/01 (2006.01);
U.S. Cl.
CPC ...
H03H 7/0115 (2013.01); H03H 7/0161 (2013.01); H03H 7/175 (2013.01); H03H 7/1758 (2013.01); H03H 7/1775 (2013.01);
Abstract

A filter includes shunt circuits coupled between a reference node and each of an input port, an output port, a first node, and a second node. Resonant networks are coupled between the input port and the second node, and between the first node and the output port. Storage element circuits are coupled between the input port and the first node, and between the second node and the output port. The shunt circuits have an equivalent shunt circuit frequency response that partly defines a high passband frequency of the filter, the resonant networks have an equivalent resonant network frequency response that partly defines a low passband frequency of the filter, and the storage element circuits have an equivalent storage element circuit frequency response that defines a stopband frequency of the filter between the low passband frequency and the high passband frequency.


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