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:
Mar. 08, 2016

Filed:

Nov. 26, 2013
Applicant:

Siliconware Precision Industries Co., Ltd, Taichung, TW;

Inventors:

Chia-Chu Lai, Taichung, TW;

Min-Han Chuang, Taichung, TW;

Bo-Shiang Fang, Taichung, TW;

Ho-Chuan Lin, Taichung, TW;

Li-Fang Lin, Taichung, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/50 (2006.01); H03H 5/00 (2006.01); H03H 7/42 (2006.01);
U.S. Cl.
CPC ...
H01Q 1/50 (2013.01); H03H 7/425 (2013.01);
Abstract

A multi bandwidth balun is provided, including a main signal port, a main inductor electrically connected to the main signal port, a first inductor inducted mutually with the main inductor to constitute a first inductor of a first conversion circuit, a first capacitor module connected in parallel to the first conversion circuit, two first signal ports electrically connected to the first capacitor module, a first main capacitor electrically connected to the first signal port and the first capacitor module therebetween, a second inductor inducted mutually with the main inductor to constitute a second inductor of a second conversion circuit, a second capacitor module connected in parallel to the second conversion circuit, two second signal ports electrically connected to the second capacitor module, and a second main capacitor electrically connected to the second signal port and the second capacitor module therebetween.


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