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. 17, 2012

Filed:

Aug. 17, 2007
Applicants:

Donald Y. Chao, Hsin-Chu, TW;

Albert Chin, Hsin-Chu, TW;

Ping-fang Hung, Hsin-Chu, TW;

Fong-yu Yen, Taoyuan, TW;

Kang-cheng Lin, Yonghe, TW;

Kuo-tai Huang, Hsin-Chu, TW;

Inventors:

Donald Y. Chao, Hsin-Chu, TW;

Albert Chin, Hsin-Chu, TW;

Ping-Fang Hung, Hsin-Chu, TW;

Fong-Yu Yen, Taoyuan, TW;

Kang-Cheng Lin, Yonghe, TW;

Kuo-Tai Huang, Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/76 (2006.01); H01L 29/94 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor structure includes a refractory metal silicide layer; a silicon-rich refractory metal silicide layer on the refractory metal silicide layer; and a metal-rich refractory metal silicide layer on the silicon-rich refractory metal silicide layer. The refractory metal silicide layer, the silicon-rich refractory metal silicide layer and the metal-rich refractory metal silicide layer include same refractory metals. The semiconductor structure forms a portion of a gate electrode of a metal-oxide-semiconductor device.


Find Patent Forward Citations

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Chao, Donald. (2012). Metal gates of pmos devices having high work functions (U.S. Patent No. 8159035). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8159035

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