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. 01, 2018

Filed:

Mar. 15, 2017
Applicant:

Industrial Technology Research Institute, Hsinchu, TW;

Inventors:

Tai-Jui Wang, Kaohsiung, TW;

Tsu-Chiang Chang, New Taipei, TW;

Chieh-Wei Feng, Taoyuan, TW;

Shao-An Yan, New Taipei, TW;

Wei-Han Chen, Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/76 (2006.01); H01L 29/423 (2006.01); H01L 29/786 (2006.01); H01L 29/66 (2006.01); H01L 29/417 (2006.01);
U.S. Cl.
CPC ...
H01L 29/42384 (2013.01); H01L 29/41733 (2013.01); H01L 29/66757 (2013.01); H01L 29/78675 (2013.01); H01L 29/78696 (2013.01);
Abstract

A transistor device including a semiconductor material layer, a gate layer, and an insulation layer between the gate layer and the semiconductor material layer is provided. The semiconductor material layer includes a first conductive portion, a second conductive portion, a channel portion between the first conductive portion and the second conductive portion, and a first protruding portion formed integrally. The channel portion has a first boundary adjacent to the first conductive portion, a second boundary adjacent to the second conductive portion, a third boundary, and a fourth boundary. The third boundary and the fourth boundary connect the terminals of the first boundary and the second boundary. The first protruding portion is protruded outwardly from the third boundary of the channel portion. The first gate boundary and the second gate boundary are overlapped with the first boundary and the second boundary of the channel portion.


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