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:
Apr. 13, 2021

Filed:

Aug. 07, 2019
Applicant:

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

Inventors:

Shou-En Liu, Hsinchu, TW;

Chun-Wei Chang, Taoyuan, TW;

Bi-Ling Lin, Hsinchu, TW;

Yung-Sheng Tsai, Hsinchu, TW;

Jiaw-Ren Shih, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/02 (2006.01); H01L 29/423 (2006.01); H01L 27/092 (2006.01); H01L 27/088 (2006.01);
U.S. Cl.
CPC ...
H01L 27/0211 (2013.01); H01L 27/0203 (2013.01); H01L 27/0207 (2013.01); H01L 27/092 (2013.01); H01L 29/4238 (2013.01); H01L 29/42372 (2013.01); H01L 27/0886 (2013.01); H01L 27/0924 (2013.01);
Abstract

A method includes identifying fingers of a first device and fingers of a second device. The method includes grouping the fingers of the first device into a first finger group and a second finger group, wherein the first finger group is electrically connected to the second finger group. The method further includes positioning the first finger group extends across a first doped region. The method further includes positioning the second finger group extends across a second doped region, wherein the second doped region has a same dopant type as the first doped region. The method further includes grouping the fingers of the second device into a third finger group and a fourth finger group, wherein the third finger group is electrically connected to the fourth finger group. The method further includes positioning the third finger group and the fourth finger group extending across the second doped region.


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