Transistors, semiconductor devices, and electronic devices including transistor gates with conductive elements including cobalt silicide

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United States of America Patent

PATENT NO 9882015
SERIAL NO

14182794

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Abstract

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A method for fabricating a transistor gate with a conductive element that includes cobalt silicide includes use of a sacrificial material as a place-holder between sidewall spacers of the transistor gate until after high temperature processes, such as the fabrication of raised source and drain regions, have been completed. In addition, semiconductor devices (e.g., DRAM devices and NAND flash memory devices) with transistor gates that include cobalt silicide in their conductive elements are also disclosed, as are transistors with raised source and drain regions and cobalt silicide in the transistor gates thereof. Intermediate semiconductor device structures that include transistor gates with sacrificial material or a gap between upper portions of sidewall spacers are also disclosed.

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Patent Owner(s)

Patent OwnerAddress
U S BANK NATIONAL ASSOCIATION AS COLLATERAL AGENT633 WEST FIFTH STREET 24TH FLOOR LOS ANGELES CA 90071

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hu, Yongjun Jeff Boise, US 165 1179

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