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. 05, 2024

Filed:

May. 12, 2022
Applicants:

Semiconductor Manufacturing International (Shanghai) Corporation, Shanghai, CN;

Semiconductor Manufacturing International (Beijing) Corporation, Beijing, CN;

Inventors:

Xiaojun Chen, Shanghai, CN;

Honglin Zeng, Shanghai, CN;

Xia Feng, Shanghai, CN;

Dongsheng Zhang, Shanghai, CN;

Xiage Yin, Shanghai, CN;

Jiaheng Wu, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/124 (2006.01); G02B 6/12 (2006.01); G02B 6/13 (2006.01);
U.S. Cl.
CPC ...
G02B 6/12004 (2013.01); G02B 6/124 (2013.01); G02B 6/13 (2013.01); G02B 2006/12061 (2013.01);
Abstract

A method of forming a semiconductor structure includes: providing an initial substrate having a first region and a second region; forming a first substrate on the initial substrate; forming a first insulating layer on the first substrate; forming a second substrate on the first insulating layer; removing the second substrate in the second region to form a second insulating layer on the first insulating layer in the second region; and forming a plurality of passive devices on the second insulating layer in the second region and forming a plurality of active devices on the second substrate in the first region.


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