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.:
Date of Patent:
Sep. 13, 1994
Filed:
Aug. 27, 1992
Yoshihiko Hirai, Osaka, JP;
Kiyoshi Morimoto, Neyagawa, JP;
Yasuaki Terui, Neyagawa, JP;
Atsuo Wada, Suita, JP;
Kenji Okada, Suita, JP;
Juro Yasui, Toyonaka, JP;
Masaaki Niwa, Hirakata, JP;
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Abstract
A resonant electron transfer device includes a plurality of units each of which has of at least one one-dimensional quantum wire having a quantum well elongated in a direction, a zero-dimensional quantum dot having a base quantization level higher than that of the one-dimensional quantum wire an electrode for controlling respective internal levels of the quantum wire and dot wherein the quantum wire and dot forming one unit is connected via a potential barrier capable of exhibiting a tunnel effect therebetween.