Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 3, 2010
Patent Application Number
11709651
Date Filed
February 22, 2007
Patent Primary Examiner
Patent abstract
The present invention relates to a holographic storage medium, and more specifically to a holographic storage medium with an improved servo architecture for precise positioning of a laser beam in radial, axial and tangential direction. According to the invention, a holographic storage medium includes a holographic layer for storing holograms and a servo layer with a track structure for positioning a light beam for reading and/or recording of a hologram relative to the holographic recording medium, wherein the track structure includes a pack of two or more tracks.
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