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:
Apr. 03, 2001
Filed:
May. 22, 1998
Applicant:
Inventors:
Charles Gordon Seagrave, San Rafael, CA (US);
Martin John Richards, Redwood City, CA (US);
Douglas Evan Mandell, San Francisco, CA (US);
Mark Leighton Atherton, San Bruno, CA (US);
Assignee:
Dolby Laboratories Licensing Corporation, San Francisco, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 3/100 ; G03B 3/102 ;
U.S. Cl.
CPC ...
G03B 3/100 ; G03B 3/102 ;
Abstract
A storage medium carries symbols representing digital information encoded in two dimensions. A method and apparatus recovers the symbols using oversampling in two dimensions and derives the information represented by the symbols. In one embodiment, the symbols are carried on motion picture film between the sprocket holes.