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Class Information
Number: 369/275.4
Name: Dynamic information storage or retrieval > Storage medium structure > Optical track structure (e.g., phase or diffracting structure, etc.) > Pit/bubble/groove structure specifies
Description: Subject matter wherein data is stored in the form of pits (indentations), bubbles (protuberances) or modulation of a groove and specifics of the pit/bubble/groove are set forth such as its wall angles, dimensions, or phase depth.










Patents under this class:

Patent Number Title Of Patent Date Issued
8705334 Replica disk for data storage Apr. 22, 2014
8705333 Super-resolution optical recording medium on which information is recorded using train of prepits, optical recording medium reproduction device, and control method Apr. 22, 2014
8693302 Compatible optical recording medium Apr. 8, 2014
8687477 Disk-shaped recording medium, optical spot position control device, and optical spot position control method Apr. 1, 2014
8675466 Optical disc with pre-recorded and recordable regions and methods of forming the disc Mar. 18, 2014
8665688 Optical device, method of manufacturing the same, replica substrate for producing optical device, and method of producing the same Mar. 4, 2014
8644119 Record carrier and apparatus for scanning the record carrier Feb. 4, 2014
RE44659 Record carrier, playback device and method of recording information Dec. 24, 2013
8611196 Method applying a pulsed laser beam for reading of an optical disc and respective apparatus Dec. 17, 2013
RE44633 Reverse optical mastering for data storage disk replicas Dec. 10, 2013
8599676 Optical disc with improved sensitivity for super-resolution pits and lands Dec. 3, 2013
8593931 Replica disk for data storage Nov. 26, 2013
8593917 High data density optical recording medium Nov. 26, 2013
8588049 Optical storage medium comprising a phase shift compensation Nov. 19, 2013
8576688 Optical data recording medium and method for reproducing recorded data Nov. 5, 2013
8570850 Super-resolution optical recording medium on which information is recorded using train of prepits, optical recording medium reproduction device, and control method Oct. 29, 2013
8565054 Optical recording medium, optical recording medium manufacturing method, reproduction signal processing method and evaluation method Oct. 22, 2013
RE44529 Record carrier having a servo track with position information in accordance with a modulation type and permanent information in accordance with a different modulation type, and apparatus for s Oct. 8, 2013
8547816 Information storage medium, recording method, and recording apparatus Oct. 1, 2013
8537654 Optical information recording medium, and substrate and manufacturing method for the optical information recording medium Sep. 17, 2013
8531936 Storage medium, reproducing method, and recording method Sep. 10, 2013
8530025 Optical information recording medium Sep. 10, 2013
8520490 Optical information recording medium, and substrate and manufacturing method for the optical information recording medium Aug. 27, 2013
8493832 Optical storage medium having different dimension of recorded marks and spaces on different tracks Jul. 23, 2013
8488437 Information recording medium, address generation and detection method, and reproducing and recording apparatuses Jul. 16, 2013
8473973 Recordable optical record carrier Jun. 25, 2013
8472291 Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method Jun. 25, 2013
8467278 Protecting optical media using random, moving radio frequency scatterers Jun. 18, 2013
8462606 Optical information recording medium, reproducing device for optical information recording medium, control method and control program for the reproducing device, and medium with the control pr Jun. 11, 2013
8446807 Optical information recording medium, reproducing device for optical information recording medium, control method and control program for the reproducing device, and medium with the control pr May. 21, 2013
8441911 Optical disc, and production method and reproduction apparatus for optical disc May. 14, 2013
8437242 Optical recording medium for writing data using multiple pulses May. 7, 2013
RE44168 Optical recording medium with different wobble characteristics between the user data area and the lead-out area Apr. 23, 2013
8422353 Optical recording medium for writing data using multiple pulses Apr. 16, 2013
RE44088 Record carrier having a servo track with position information in accordance with a modulation type and permanent information in accordance with a different modulation type, and apparatus for s Mar. 19, 2013
8391124 Optical drive Mar. 5, 2013
8379505 Super-resolution optical recording medium on which information is recorded using train of prepits, optical recording medium reproduction device, and control method Feb. 19, 2013
8369196 BCA recording on optical recording medium Feb. 5, 2013
8363534 Reverse optical mastering for data storage disk replicas Jan. 29, 2013
8357773 Steam purification of polyimide resins Jan. 22, 2013
8355312 Information recording medium, method and apparatus for recording and reproducing information Jan. 15, 2013
8351312 Optical disc recording apparatus, optical disc recording circuit and optical disc Jan. 8, 2013
8339928 Single-sided pre-recorded dual-layer DVD disc functioning as a dual-sided pre-recorded DVD Dec. 25, 2012
8335151 Optical information recording medium, and substrate and manufacturing method for the optical information recording medium Dec. 18, 2012
8335150 Optical information recording medium, and substrate and manufacturing method for the optical information recording medium Dec. 18, 2012
8331214 Optical recording medium capable of increasing the number of wobble address bits and method for recording and reproducing thereof Dec. 11, 2012
8331213 Information recording medium, information reproducing device and method, and apparatus and method for manufacturing information recording medium Dec. 11, 2012
8315147 Multilayer optical recording medium having three or more recording layers with reduced interlayer crosstalk Nov. 20, 2012
8310913 Optical recording medium capable of using wide ranges of linear velocity recording Nov. 13, 2012
8295141 Pattern and method for forming the same Oct. 23, 2012











 
 
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