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:
Mar. 08, 2016

Filed:

Sep. 10, 2012
Applicants:

Akira Tsukamoto, Kawasaki, JP;

Seiji Adachi, Kawasaki, JP;

Yasuo Oshikubo, Kawasaki, JP;

Keiichi Tanabe, Kawasaki, JP;

Inventors:

Akira Tsukamoto, Kawasaki, JP;

Seiji Adachi, Kawasaki, JP;

Yasuo Oshikubo, Kawasaki, JP;

Keiichi Tanabe, Kawasaki, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/00 (2006.01); H01L 39/00 (2006.01); G01R 33/035 (2006.01); H01L 39/22 (2006.01); H01L 39/02 (2006.01);
U.S. Cl.
CPC ...
G01R 33/0354 (2013.01); G01R 33/035 (2013.01); H01L 39/025 (2013.01); H01L 39/22 (2013.01); H01L 39/225 (2013.01);
Abstract

A high-temperature superconducting magnetic sensor having superconducting layers formed on a substrate, a superconducting quantum interference device (SQUID) being formed on the superconducting layers, the high-temperature superconducting magnetic sensor includes: a pickup coil that is formed on the superconducting layer and is connected to an inductor of the SQUID; and an input coil that is formed on the superconducting layer, is connected to the inductor of the SQUID and the pickup coil to form a closed loop, and is magnetically coupled with the inductor of the SQUID. In planar view, at least one turn of the input coil surrounds the inductor of the SQUID, or is surrounded by the inductor of the SQUID. The width of the superconductor forming the inductor of the SQUID is 10 μm or less.


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