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:
Aug. 27, 2019

Filed:

Nov. 30, 2017
Applicant:

Zgmicro Wuxi Corporation, Wuxi, Jiangsu, CN;

Inventors:

Yue Wu, Jiangsu, CN;

Tianyu Jia, Jiangsu, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03B 5/08 (2006.01); H01F 27/28 (2006.01); H01F 27/29 (2006.01); H01L 23/66 (2006.01); H01L 49/02 (2006.01); H01L 23/522 (2006.01); H01F 17/00 (2006.01);
U.S. Cl.
CPC ...
H03B 5/08 (2013.01); H01F 17/0006 (2013.01); H01F 27/2804 (2013.01); H01F 27/2823 (2013.01); H01F 27/29 (2013.01); H01L 23/5227 (2013.01); H01L 23/66 (2013.01); H01L 28/10 (2013.01); H01L 2223/6611 (2013.01); H01L 2223/6638 (2013.01); H03B 2200/0088 (2013.01);
Abstract

Techniques pertaining to designs of integrated circuits having on-chip inductors with low common mode coupling effect are described. According to one aspect of the present invention, an integrated circuit is designed to have a first circuit operating at a first frequency and including a first inductor, and a second circuit including a second inductor and provided to process an input signal. The second circuit includes a second inductor and is provided to process an input signal. The second inductor includes a first terminal, a second terminal, an intermediate terminal, and an intermediate node, wherein a first wire is formed between the first terminal and the intermediate node, a second wire is formed between the intermediate node and the second terminal, and an intermediate tap is coupled between the intermediate node and the intermediate terminal, the first wire and the second wire forming a coil with one or more turns, and the first terminal, the second terminal and the intermediate terminal of the second inductor being located on one side of the coil and adjacent to each other.


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