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:
Aug. 09, 2005
Filed:
Mar. 06, 2003
Hiroaki Yoda, Kawasaki, JP;
Yoshiaki Asao, Yokohama, JP;
Tomomasa Ueda, Yokohama, JP;
Junichi Miyamoto, Yokohama, JP;
Tatsuya Kishi, Yokohama, JP;
Minoru Amano, Kawasaki, JP;
Takeshi Kajiyama, Yokohama, JP;
Hisanori Aikawa, Yokohama, JP;
Hiroaki Yoda, Kawasaki, JP;
Yoshiaki Asao, Yokohama, JP;
Tomomasa Ueda, Yokohama, JP;
Junichi Miyamoto, Yokohama, JP;
Tatsuya Kishi, Yokohama, JP;
Minoru Amano, Kawasaki, JP;
Takeshi Kajiyama, Yokohama, JP;
Hisanori Aikawa, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A write line is covered with a yoke material. The recording layer of an MTJ element is exchange-coupled to the yoke material. The total magnetic volume ΣMsi×ti of the recording layer of the MTJ element and a portion of the yoke material that is exchange-coupled to the recording layer is smaller than the magnetic volume ΣMsi'×ti′ of the remaining portion of the yoke material that covers the write line.