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Class Information
Number: 369/100
Name: Dynamic information storage or retrieval > Specific detail of information handling portion of system > Radiation beam modification of or by storage medium
Description: Subject matter wherein the information signal is stored on or retrieved from the storage medium by a beam of radiant energy which is modulated by the information signal either (a) to store the information on a radiant energy sensitive storage medium, or (b) by a radiant energy controlling storage medium for subsequent retrieval by sensing of the radiant energy.










Sub-classes under this class:

Class Number Class Name Patents
369/108 Color 38
369/109.01 Diffractive storage medium information element 165
369/107 Ground noise suppression, signal envelope, or plural optical modulation 88
369/117 Having movable shutter or light gate 31
369/112.01 Having particular optical element or particular placement thereof in radiation beam path to or from storage medium 636
369/120 Having particular radiation sensor 297
369/125 Having photographic storage medium (e.g., variable density or area) 73
369/103 Holographic 720
369/101 Invisible radiation (e.g., electron beam or x-ray) 167
369/116 Light intensity adjustment or maintenance 1,370
369/102 Multiplex 44
369/106 Optical feedback 83
369/105 Penumbra or push-pull optical system 12
369/110.01 Polarization of or by storage medium information element 78
369/104 Ribbon light modulator 3
369/111 Spiral or helical track 411
369/118 With detail, configuration, or adjunct of element having slit or aperture in radiation path 265
369/124.01 With details of electrical signal processing 133
369/113 With medium contacting drum or gate in optical system (e.g., sound head) 17
369/121 With particular light source (e.g., laser, crt with phosphor) 489


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
8693300 Write PLL for optical disc labeling applications Apr. 8, 2014
8670296 Optical information recording medium and optical information recording method Mar. 11, 2014
8649249 Printing magnetic pattern onto disk Feb. 11, 2014
8618568 Method for manufacturing light-emitting device and film formation substrate Dec. 31, 2013
8593925 Intelligent digital audiovisual reproduction system Nov. 26, 2013
8588047 Storage medium, reproducing method, and recording method Nov. 19, 2013
8530140 Optical information recording medium and method for manufacturing the same Sep. 10, 2013
8503125 Channel-source laser-pulsing system architecture for thermal-assisted recording Aug. 6, 2013
8493644 Optical writing device Jul. 23, 2013
8477588 High power optical disc drives Jul. 2, 2013
8477018 Rotation-activated electronic component with time-limited use Jul. 2, 2013
8456776 Disk drive head gimbal assembly having a flexure bond pad shelf offset from a tongue Jun. 4, 2013
8442367 Grating for VCSEL coupling to a heat assisted magnetic recording head May. 14, 2013
8436717 Rotation-activated electronic component May. 7, 2013
8369368 Laser driving device, laser driving method, optical unit, and light device Feb. 5, 2013
8284649 Controlled chatter patterning for writing/data storage at the nanometer scale Oct. 9, 2012
8279736 Multilevel recording method and system thereof Oct. 2, 2012
8250415 Optical disk reproduction apparatus, optical disk reproduction method, reproduction processing device and reproduction processing method Aug. 21, 2012
8243564 Misjudgment correction circuit and optical disk drive Aug. 14, 2012
8228774 Optical information medium measurement method, optical information medium, recording apparatus and reproducing apparatus Jul. 24, 2012
8213286 Photodetector and optical pickup apparatus including the same Jul. 3, 2012
8193554 Optical member having photocurable resin and method for manufacturing the optical member Jun. 5, 2012
8169875 Optical pickup device and method of manufacture therefor May. 1, 2012
8164989 Information recording method and information recording apparatus Apr. 24, 2012
8159771 Controlling a heat resistive element with a pulse modulated signal Apr. 17, 2012
8149680 Random read/write performance of probe storage memory devices Apr. 3, 2012
8144561 Multilayer optical recording medium Mar. 27, 2012
8139927 Information recording apparatus and information recording method Mar. 20, 2012
8096473 Optical reader for reading identification codes on optical discs Jan. 17, 2012
8059507 Data storage device container Nov. 15, 2011
8059513 Data storage device container Nov. 15, 2011
8054736 Storage device having flexible architecture and free scalability Nov. 8, 2011
8039064 Compound, polymerizable liquid crystal composition, optical element and optical information writing/reading device Oct. 18, 2011
8027239 Data recording and reproducing device, camera device, and data recording and reproducing method Sep. 27, 2011
8021579 Conductive composition and production method thereof, antistatic coating material, antistatic coating, antistatic film, optical filter, and optical information recording medium, and capacitors Sep. 20, 2011
8018799 Optical pickup device and optical disc device Sep. 13, 2011
8014254 Optical disc and optical disc device Sep. 6, 2011
7995878 Integrated optical memory Aug. 9, 2011
7990823 Storage device and its drive startup method Aug. 2, 2011
7978583 Apparatus and method for forming reflective layer of optical disc Jul. 12, 2011
7978584 Pattern recognition type optical memory and optical read/write device and method for reading and writing data from or to the memory Jul. 12, 2011
7957244 Method of reading optical information in super-resolution Jun. 7, 2011
7933186 Method for manufacturing optical disk master, method for manufacturing optical disk, and apparatus for manufacturing optical disk master Apr. 26, 2011
7933190 Electric field read/write device and method of driving the same Apr. 26, 2011
7928681 Disk apparatus capable of determining failure of spindle motor Apr. 19, 2011
7924690 Process for intentional deterioration of the contents of an optical recording medium Apr. 12, 2011
7911915 Optical pickup and optical information recording apparatus using the same Mar. 22, 2011
7911916 Beam applying method, beam applying apparatus, and optical recording medium Mar. 22, 2011
7907493 Optical disc and optical disc device Mar. 15, 2011
7903525 Hologram recording apparatus and method, computer program, and hologram recording medium Mar. 8, 2011

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