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Class Information
Number: 369/121
Name: Dynamic information storage or retrieval > Specific detail of information handling portion of system > Radiation beam modification of or by storage medium > With particular light source (e.g., laser, crt with phosphor)
Description: Subject matter including either structural detail of a light source, or a light source characterized by a function or relationship additional to conventional light emission.

Sub-classes under this class:

Class Number Class Name Patents
369/123 Glow lamps 5
369/122 Solid state 229

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

Patent Number Title Of Patent Date Issued
7369481 Optical element, aberration correcting element, light converging element, objective optical system, optical pickup device, and optical information recording reproducing device May. 6, 2008
7366080 Laser control unit, laser control circuit, and laser-power adjustment method Apr. 29, 2008
7345980 Optically storing digital data in the form of spectrally coded particles Mar. 18, 2008
7317676 Optical head device and optical information apparatus using this optical head device, and computer, optical disk player, car navigation system, optical disk recorder and optical disk server us Jan. 8, 2008
7317674 Optical pick-up units and laser drivers with increased functionality Jan. 8, 2008
7313073 Optical pickup and optical disk system Dec. 25, 2007
7307923 Electro magnetic field generating element, information recording and reproducing head and information recording and reproducing device Dec. 11, 2007
7307940 Optical pick-up device Dec. 11, 2007
7298688 Light emitting module and optical pickup apparatus and method employing the same Nov. 20, 2007
7295503 Data storage device including nanotube electron sources Nov. 13, 2007
7292517 Optical scanning device for use with multiple types of record carrier surfaces Nov. 6, 2007
7289422 Optical devices having transmission enhanced by surface plasmon mode resonance, and their use in data recording Oct. 30, 2007
RE39901 Initialization of phase-change optical recording medium Oct. 30, 2007
7286259 Self-scanned light-emitting device array, its driving method, and driving circuit Oct. 23, 2007
7286464 Optical element and optical pick-up device Oct. 23, 2007
7274648 Semiconductor laser drive circuit including a waveform generator voltage-to-current conversion circuit Sep. 25, 2007
7269120 Optical pickup Sep. 11, 2007
7257070 Optical disc recording and/or reproducing apparatus and aberration adjustment method Aug. 14, 2007
7246364 Optical pickup device Jul. 17, 2007
7245574 Optical head and its adjusting method and optical disk device using the same Jul. 17, 2007
7236440 Optical recording medium Jun. 26, 2007
7230905 Optical pickup using two-wavelength light source module and method for correcting position difference Jun. 12, 2007
7218804 Method and device for establishing an optical connection between an optoelectronic component and an optical waveguide May. 15, 2007
7218596 Apparatus and method for optical data storage and retrieval May. 15, 2007
7215476 Optical pickup, optical information recording/reproducing apparatus using the same, and phase variable wave plate used in the pickup and the apparatus May. 8, 2007
7206276 Objective lens, optical element, optical pick-up apparatus and optical information recording and/or reproducing apparatus equipped therewith Apr. 17, 2007
7193957 Light source drive, optical information recording apparatus, and optical information recording method Mar. 20, 2007
7180845 Optical pickup Feb. 20, 2007
7164625 Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method Jan. 16, 2007
7161890 Optical head device and optical information device using this and computer optical disk player car navigation system optical disk recorder and optical disk server using this optical informatio Jan. 9, 2007
7158470 Near-field optical head system with integrated slider and laser Jan. 2, 2007
7142742 Method for arranging conducting lines of a flexible cable in an optical disk drive Nov. 28, 2006
7136345 Optical pickup device and optical disk device Nov. 14, 2006
7135695 Line light source system Nov. 14, 2006
7126904 Optical disk device Oct. 24, 2006
7102981 Optical scanning device Sep. 5, 2006
7099261 Light-emitting device and optical integrated device Aug. 29, 2006
7079474 Optical pickup apparatus Jul. 18, 2006
7072271 Optical head, optical recording and/or reproducing apparatus and integrated optical module Jul. 4, 2006
7068576 Optical disc recording and/or reproducing apparatus and aberration adjustment method Jun. 27, 2006
7067846 Semiconductor light-emitting device, surface-emission laser diode, and production apparatus thereof, production method, optical module and optical telecommunication system Jun. 27, 2006
7057999 Optical head for near-field recording and reproduction, and method of manufacturing the same Jun. 6, 2006
7046614 Optical pickup May. 16, 2006
7035196 Optical head device and optical recording and reproducing apparatus having lasers aligned in a tangential direction Apr. 25, 2006
7035192 Optical pickup, optical information recording/reproducing apparatus using the same, and phase variable wave plate used in the pickup and the apparatus Apr. 25, 2006
7012874 Recording mark formation in a phase change memory material via a predominately capacitive cooling process Mar. 14, 2006
7009919 Optical pickup apparatus employing a grating and a hologram that generate multiple beams detected by a photodetector Mar. 7, 2006
7006426 Integrated optical unit for use with miniature optical discs Feb. 28, 2006
6985424 Laser module and optical head Jan. 10, 2006
6967979 Semiconductor laser device, optical pickup and fabrication method of semiconductor laser device Nov. 22, 2005

1 2 3 4 5 6 7 8 9 10

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