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:
Aug. 22, 2017

Filed:

Oct. 28, 2016
Applicant:

Imec Vzw, Leuven, BE;

Inventors:

Mohammad Ali Pourghaderi, Heverlee, BE;

AliReza Alian, Heverlee, BE;

Assignee:

IMEC VZW, Leuven, BE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/02 (2006.01); H01L 29/78 (2006.01); H01L 29/08 (2006.01); H01L 29/10 (2006.01); H01L 29/423 (2006.01);
U.S. Cl.
CPC ...
H01L 29/7831 (2013.01); H01L 29/0847 (2013.01); H01L 29/1033 (2013.01); H01L 29/42376 (2013.01);
Abstract

A Tunnel Field-Effect Transistor (TFET) is provided comprising a source-channel-drain structure of a semiconducting material. The source-channel-drain structure comprises a source region being n-type or p-type doped, a drain region oppositely doped than the source region and an intrinsic or lowly doped channel region situated between the source region and the drain region. The TFET further comprises a reference gate structure covering the channel region and a source-side gate structure aside of the reference gate structure wherein the work function and/or electrostatic potential of the source-side gate structure and the reference work function and/or electrostatic potential of the reference gate structure are selected for allowing the tunneling mechanism of the TFET device in operation to occur at the interface or interface region between the source-side gate structure and the reference gate structure in the channel region.


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