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. 26, 2000
Filed:
Feb. 24, 1998
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G01N / ;
U.S. Cl.
CPC ...
369126 ; 369284 ; 369288 ; 25230117 ; 428917 ;
Abstract
This invention is characterized in that information is recorded by injecting electric charge into a charge holding region made from a donor or acceptor, and the recorded information is reproduced by using changes in luminescence characteristics of the luminescent material contained in the charge holding region or a light emitting region formed near the charge holding region, that occur in accordance with the charge condition of the charge holding region.