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:
Jun. 19, 1979
Filed:
Dec. 12, 1977
Applicant:
Inventor:
Donald M Burland, Los Gatos, CA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ; G11C / ;
U.S. Cl.
CPC ...
365119 ;
Abstract
An optical data storage system that utilizes the frequency dimension to increase the storage capacity. The storage system has a storage material which contains a guest material such as cinnoline, which is dissolved in a host material such as naphthalene. This storage material system exhibits an inhomogeneous absorption line broadening and undergoes a photochemical reaction upon exposure to light.