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:
May. 04, 2021

Filed:

Aug. 26, 2019
Applicant:

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

Inventors:

Che-Cheng Chang, New Taipei, TW;

Chih-Han Lin, Hsinchu, TW;

Wei-Chiang Hung, Changhua County, TW;

Wei-Hao Huang, Hsinchu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/66 (2006.01); H01L 29/78 (2006.01); H01L 29/165 (2006.01); H01L 29/417 (2006.01); H01L 21/762 (2006.01); H01L 21/02 (2006.01); H01L 21/306 (2006.01); H01L 21/324 (2006.01); H01L 21/308 (2006.01); H01L 29/51 (2006.01); H01L 29/49 (2006.01);
U.S. Cl.
CPC ...
H01L 29/66795 (2013.01); H01L 21/02381 (2013.01); H01L 21/02532 (2013.01); H01L 21/02579 (2013.01); H01L 21/02667 (2013.01); H01L 21/3086 (2013.01); H01L 21/30625 (2013.01); H01L 21/324 (2013.01); H01L 21/76224 (2013.01); H01L 29/165 (2013.01); H01L 29/41791 (2013.01); H01L 29/785 (2013.01); H01L 29/7848 (2013.01); H01L 29/4966 (2013.01); H01L 29/513 (2013.01); H01L 29/517 (2013.01);
Abstract

Examples of an integrated circuit and a method for forming the integrated circuit are provided herein. In some examples, a method includes receiving a substrate that includes: a plurality of fins extending above a remainder of the substrate; a first region that includes a first fence region that contains a first subset of the plurality of fins; and a second region that includes a second fence region that contains a second subset of the plurality of fins. The first region has a first performance characteristic, and the second region has a second performance characteristic that is different from the first. Based on the first performance characteristic, the first subset of the plurality of fins is recessed to a first height, and based on the second performance characteristic, the second subset of the plurality of fins is recessed to a second height that is less than the first height.


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