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:
Feb. 11, 1997
Filed:
Aug. 24, 1995
Applicant:
Inventors:
Hemantha K Wickramasinghe, Chappaqua, NY (US);
Frederic Zenhausern, Mohegan Lake, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369126 ; 369 4425 ; 369103 ; 250216 ; 250306 ; 250307 ; 374-6 ; 374120 ;
Abstract
The present invention discloses apparatus and method for decoding high density data encoded in a digital recording media as a series of tags comprising an information bit pattern including a tracking bit pattern. To this end, the invention preferably accesses the data by way of an interferometric near field microscope.
Wickramasinghe, Hemantha. (1997). Method and apparatus for mass data storage (U.S. Patent No. 5602820). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5602820
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