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:
Sep. 20, 2011

Filed:

Sep. 26, 2008
Applicants:

Un-jeong Kim, Busan, KR;

Young-hee Lee, Suwon-si, KR;

Eun-hong Lee, Anyang-si, KR;

Woo-jong Yu, Gwangju, KR;

Inventors:

Un-jeong Kim, Busan, KR;

Young-hee Lee, Suwon-si, KR;

Eun-hong Lee, Anyang-si, KR;

Woo-jong Yu, Gwangju, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K 19/173 (2006.01);
U.S. Cl.
CPC ...
Abstract

A convertible logic circuit includes a plurality of carbon nanotube transistors. Each carbon nanotube transistors are configurable as p-type or an n-type transistors according to a voltage of a power source voltage. Each carbon nanotube transistor includes a source electrode, a drain electrode, a channel formed of a carbon nanotube between the source electrode and the drain electrode, a gate insulating layer formed on the carbon nanotubes, and a gate electrode formed on the gate insulating layer.


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