US Patent 7800988 Optical recording using secondary tracking method
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Patent abstract
The present invention is embodied in a method for storing computer readable data on a removable storage medium, including using a first wavelength to write data to the removable storage medium, using a second wavelength to maintain radial tracking on the removable storage medium, wherein the second wavelength is shorter than the first wavelength, and maintaining axial tracking on the removable storage medium with at least one of the first wavelength or the second wavelength.
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Patent Inventor Names
Charles R. Weirauch0
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US Patent 07800988 Optical recording using secondary tracking method US Patent 7800988 Optical recording using secondary tracking method
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Patent Number
078009880
Patent Number
78009880
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Patent Jurisdiction
Patent Number
078009880
Date of Patent
September 21, 2010
0Patent Application Number
116761770
Date Filed
February 16, 2007
0Official Website
Patent Primary Examiner
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US Patent 07800988 Optical recording using secondary tracking method
Infobox
Is a
Patent jurisdiction
Patent number
07800988
Date of patent
September 21, 2010
Patent application number
11676177
Date Filed
February 16, 2007
Patent primary examiner
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