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.
Patent No.:
Date of Patent:
Jul. 28, 2020
Filed:
Oct. 12, 2018
National Applied Research Laboratories, Taipei, TW;
Epistar Corporation, Hsinchu, TW;
Shih-Pang Chang, Hsinchu, TW;
Guang-Li Luo, Hsinchu, TW;
Szu-Hung Chen, Hsinchu, TW;
Wen-Kuan Yeh, Hsinchu, TW;
Jen-Inn Chyi, Hsinchu, TW;
Meng-Yang Chen, Hsinchu, TW;
Rong-Ren Lee, Hsinchu, TW;
Shih-Chang Lee, Hsinchu, TW;
Ta-Cheng Hsu, Hsinchu, TW;
National Applied Research Laboratories, Taipei, TW;
EPISTAR Corporation, Hsinchu, TW;
Abstract
A heterogeneously integrated semiconductor device includes a substrate comprising a first material; a recess formed within the substrate and having a bottom portion with a first width, a top portion with a second width and a middle portion with a third width larger than the first width and the second width; and a first semiconductor layer filled in the bottom portion and including a second material different from the first material.