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. 10, 1991
Filed:
Jun. 07, 1989
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365 29 ; 365 87 ;
Abstract
A Bloch line read/write memory in which a Bloch line or lines near the end portion of a stripe domain are moved in a predetermined direction to turn the direction of a wall magnetization at the end portion to a right turn direction as viewed form the surface of a film on which a bubble chopping conductor is disposed, and thereby reduce erroneous reading errors and increase the chopping current margin.