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.

Patent No.:

US 6885045 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 26, 2005

Filed:

Feb. 23, 2004
Applicant:

Itsuo Hidaka, Kanagawa, JP;

Inventor:

Itsuo Hidaka, Kanagawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L029/73 ;
U.S. Cl.
CPC ...
Abstract

A multiplexer cell layout structure is a layout structure of primitive cells where cell arrays composed of P-channel transistors and N-channel transistors are arranged in two upper and lower rows. And, a plurality of transistors of transfer gates are arranged on the upper side and lower side of the cell arrays, an output terminal of the plurality of arranged transistors is connected up and down by Metal wiring across between the upper and lower cell arrays. Thus, a multiplexer cell layout structure which increases wiring tracks of two-layer metal wiring for a one-chip layout held by a 4-input multiplexer inverter can be obtained.


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Hidaka, Itsuo. (2005). Layout structure of multiplexer cells (U.S. Patent No. 6885045). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6885045

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