Thang V. Tran

US Patent 7088536 Magnetically recorded data reproduction apparatus and method thereof

US Patent 7088652 Optical recording apparatus

US Patent 7092192 Videotape recording and playback device, and videotape player

US Patent 7092328 Information storage medium and information recording/playback apparatus

US Patent 7092333 Device and program for checking optical disks

US Patent 7092335 Data recording or erasing method for an optical recording medium

US Patent 7092342 Optical disc, recording apparatus and method, and reproduction apparatus and method

US Patent 7092343 Optical recording and reproducing method and apparatus having multiple recording layers

US Patent 7092344 Apparatus for creating a multi-dimensional data signal

US Patent 7092351 Optical recording medium, optical recording medium producing apparatus and optical recording medium producing method

US Patent 7095694 Information recording medium, storage medium, information reproduction apparatus and method, and information recording and reproduction apparatus and method as well as providing medium

US Patent 7095696 Recording/reproducing device

US Patent 7095697 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 of manufacturing an optical disk

US Patent 7095702 Optical pickup apparatus

US Patent 7099098 Preamplifier circuit and method for a disk drive device

US Patent 7099243 Optical pickup apparatus, optical disc apparatus, and tracking control method thereof

US Patent 7099259 Exposure apparatus, exposure method, recording and/or reproducing apparatus, and recording and/or reproducing method

US Patent 7099260 Objective lens for optical disk

US Patent 7102972 Method of recording drive information on optical disc and optical disc having drive information recorded using the method

US Patent 7102974 Optical head optical output setting method and optical disk recording apparatus

US Patent 7102975 Optical disk read/write apparatus and writing method

US Patent 7102979 Systems and methods for controlling the voltage on the lens of electron emitter devices

US Patent 7102990 Optical information-recording medium and optical information recording/reproducing method

US Patent 7103895 Optical pickup device, and recorder and/or player

US Patent 7106671 Recording medium, recording apparatus, and reading apparatus

US Patent 7106673 Optical disk recording apparatus with optimum power control

US Patent 7106684 Device for writing and reading data by using cantilever

US Patent 7110329 Device and method for compensating feed control amount

US Patent 7110331 Information storage device

US Patent 7110336 Methods, optical recording apparatus using such methods and optical recording medium for use by the methods and the apparatus

US Patent 7110344 Objective lens, optical pickup apparatus, and recording and/or reproducing apparatus

US Patent 7111312 Radial vibration detection apparatus

US Patent 7113456 Method and apparatus for playing back a multisession disc

US Patent 7113458 Optical disc apparatus

US Patent 7113460 Optical disk having pits of different depths formed therein, optical disk reproducing apparatus for reproducing the optical disk, and method of tracking the optical disk

US Patent 7113462 Method for adjusting the writing speed of a CD drive

US Patent 7113465 Method of and apparatus for detecting type of disc

US Patent 7113468 Optical recorder and laser power control method

US Patent 7113469 Method for recording data streams with a low bit rate

US Patent 7116609 Optical storage system and control method

US Patent 7116616 Method for controlling an optical drive to record data

US Patent 7116623 Optical information recording method, optical information recording device and optical information recording medium

US Patent 7117179 Method of recording and reproducing sample data to/from a recording medium and sample data containing recording medium

US Patent 7119974 Storing data to magnetic tape both to one set of tracks and in the same operation rewritten to another set of tracks

US Patent 7120103 Information storage apparatus

US Patent 7120105 Recording medium, reproducing apparatus, and recording apparatus

US Patent 7120107 Optical head for optical recording having a hologram element that generates multiple diffracted light beams of different orders

US Patent 7120109 Optical pickup with improved collimating lens for use with long and short wavelength laser beams

US Patent 7123552 Wobble signal detecting circuit for optical disc system

US Patent 7123564 Recording medium for storing write protection information and write protection method thereof

US Patent 7123565 Information reproducing method and information reproducing apparatus of multilayer optical disk

US Patent 7123571 Compound objective lens with fold mirror

US Patent 7126888 Optical pickup apparatus for detecting a focus-error signal using a spot size detection method

US Patent 7126897 Multi-level information recording apparatus, multi-level information recording method, multi-level information recording medium and multi-level information recording-reproducing apparatus

US Patent 7129968 Image forming apparatus capable of forming image on optical disk, and image forming method

US Patent 7130251 Communication system and its method and communication apparatus and its method

US Patent 7130256 Mark-length information recording system

US Patent 7130257 Recording/reproducing apparatus having a substituting part substituting for burst errors and a method of substituting for burst errors

US Patent 7130260 Apparatus for fixing a half mirror of an optical pickup and optical pickup

US Patent 7133336 Optical disc reproducing apparatus with function of detecting direction of rotation of disc based on mirror information

US Patent 7133340 Optical disc apparatus

US Patent 7133345 Laser diode driver, method of driving the laser diode driver, and method of initializing an optical recording and reproducing apparatus

US Patent 11177779 Charge amplifier circuit with a high output dynamic range for a microelectromechanical sensor

US Patent 11178482 Transducer module and electronics device

US Patent 7136338 System and method for adjusting a control loop bandwidth

US Patent 7136340 Semiconductor integrated circuit and medium record playback device

US Patent 7136341 Information record and playback apparatus

US Patent 7136344 Optical head device and optical information recording/reproducing apparatus

US Patent 7136348 Optical recording medium and recording method for the same

US Patent 7139229 Optical disk identification circuit

US Patent 7139231 Information recording and reproducing apparatus, evaluation method, and information recording and reproducing medium

US Patent 7142497 Optical pickup and optical information processing apparatus with light sources of three different wavelengths

US Patent 7142498 Recorded information reproducing apparatus

US Patent 7145838 Method and apparatus for performing target search on optical storage disc

US Patent 7145851 Optical disk apparatus and information recording apparatus

US Patent 7145856 Data recording device and controller for data recording device

US Patent 7145857 Apparatus and method for generating write pulse appropriate for various optical recording media

US Patent 7146619 Disc loading apparatus

US Patent 7149155 Channeled dielectric re-recordable data storage medium

US Patent 7149176 High-density optical disc

US Patent 7151721 Optical recording method using land/groove recording

US Patent 7151724 Disk recording apparatus and disk recording method

US Patent 7151729 Optical recording medium having read-only storage area and writeable storage area and recording/reproducing apparatus and method therefor

US Patent 7151731 Method for controlling rotation speed of an optical storage device

US Patent 7151732 Optical disk unit capable of reading out data normally and continuously after suspension of data writing

US Patent 7151734 Player with two read heads for double-sided optical discs

US Patent 7151735 Optical pickup apparatus, recording/reproducing apparatus provided with the optical pickup apparatus, optical element, and information recording/reproducing method

US Patent 7154821 Compensation method for detecting the seeking speed of an optical disk drive

US Patent 7154831 Device and method for controlling tilt servo

US Patent 7154835 Digital signal processing method, data recording and reproducing apparatus, and data recording medium that are resistant to burst errors

US Patent 7154840 Recording medium, information recording and reproducing method, and recording and reproducing apparatus

US Patent 7158352 Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same

US Patent 7158458 Method and apparatus for recording/reproducing information with respect to optical recording medium

US Patent 7158459 Apparatus for discriminating optical recording medium and method for discriminating optical recording medium

US Patent 7158464 Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus

US Patent 7158470 Near-field optical head system with integrated slider and laser

US Patent 7158472 Record carrier and apparatus for scanning the record carrier

US Patent 7161889 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7164635 Method of estimation parameter adaptability adjustment of an optical storage device

US Patent 7164641 Optical disk and optical disk drive device

US Patent 7167422 Optical recording apparatus capable of optimizing write defocus and method thereof

US Patent 7167430 Method and related apparatus for generating fixed packets while writing data to CDs

US Patent 7170832 Optical scanning device

US Patent 7170839 Optical recording medium and recording method for the same

US Patent 7170848 Optical recording medium and recording method for the same

US Patent 7174487 Recording medium having spare area for defect management and information on defect management, and method of allocating spare area and method of managing defects

US Patent 7177249 Method and apparatus for real time recording/playback of data to/from an optical recording medium

US Patent 7177259 Optical head and optical recording medium drive device

US Patent 7177261 Limited play optical devices with interstitial reactive layer and methods of making same

US Patent 7180845 Optical pickup

US Patent 7180847 Apparatus and method for storing and reading high data capacities

US Patent 7184382 Energy beam irradiating apparatus

US Patent 7184384 Optical pickup

US Patent 7184391 Optical recording medium on which multi-modulated header signals are recorded, apparatus and method of recording header signals and apparatus and method of reproducing header signals

US Patent 7190644 Track-locking method and apparatus for optical disk drive

US Patent 7190648 Method of dynamically partitioning a memory of a recording medium

US Patent 7193937 Objective lens driving device and optical disk apparatus

US Patent 7193947 Optical information recording method, optical information recording device and optical information recording medium

US Patent 7193954 Optical pickup device and objective lens for the optical pickup device

US Patent 7196983 Information recording apparatus and information recording method

US Patent 7196999 Method and apparatus for reproducing data and method and apparatus for recording and/or reproducing data

US Patent 7197005 Optical recording method and medium

US Patent 7200081 Write strategy circuit, write strategy method, and optical disk apparatus

US Patent 7200096 Method and apparatus for the modulation of multilevel data arrays

US Patent 7200098 Objective lens for high-density optical focusing and an optical disk in an optical pickup

US Patent 7200102 Optical recording medium and recording method for the same

US Patent 7203150 Optical recording medium and its recording system

US Patent 7206272 Method for recording asynchronously produced digital data codes, recording unit used for the method, method for reproducing the digital data codes, playback unit used for the method and information storage medium

US Patent 7206275 Optical pickup device

US Patent 7209422 Optical disc recording method and optical disc reproducing method

US Patent 7209428 Optical system of optical pick-up

US Patent 7209431 Multilayer record carrier and device for scanning said carrier

US Patent 7212483 Modulation device, modulation method and recording medium

US Patent 7215605 Optical scanning device with coma correction for improved focus tracking signal

US Patent 7215606 Optical disk device and disturbance learning method for optical disk device

US Patent 7215611 Compressed audio data editing method and apparatus

US Patent 7215615 Minimum delay buffering method, minimum delay buffer device for dynamic write strategy, and CD-RW/DVD-RW system having the same

US Patent 7215617 Optical disc drive for erasing the power calibration area of an optical disc

US Patent 7215632 Signal processing apparatus and signal processing method

US Patent 7216228 Recording medium recording and/or reproduction apparatus, recording and/or reproduction method

US Patent 7218465 Magnetic media patterning via contact printing utilizing stamper having magnetic pattern formed in non-magnetic substrate

US Patent 7218468 Writing synchronized data to magnetic tape

US Patent 7218590 Method and apparatus of detecting an optimal writing power for an aged writable disk

US Patent 7218592 Method for real time recording/playback of data to/from an optical recording medium and method for managing files thereof

US Patent 7218593 Recording strategy generation method and an optical information recording medium

US Patent 7218595 Recording medium, recording apparatus, and reading apparatus

US Patent 7221634 Apparatus for and method of recording data, and program

US Patent 7221639 Pickup device

US Patent 7222351 Shutter closing mechanism and disc driving apparatus

US Patent 7224646 Method of forming image on optical disc by radialy vibrating laser beam under focus control

US Patent 7224648 Optical recording and reproduction apparatus including stable and inexpensive servo control mechanism

US Patent 7224650 Recording medium, its controller and controlling method

US Patent 7227815 Optical disk and optical disk drive device

US Patent 7227824 Information reproducing apparatus, method of correcting reproducing program, and information recording medium

US Patent 7230897 Defect detection device

US Patent 7230900 Optical disk apparatus and computer readable recording medium storing program

US Patent 7233556 Disk discrimination method

US Patent 7233558 DVD seamless playback system

US Patent 7233564 Optical disk apparatus

US Patent 7236446 Compensating for variations in the temperature of a probe of a storage device

US Patent 7239592 Method for indicating a sector on a data medium and data medium suited to this method

US Patent 7239596 Optical pickup device and optical recording medium driving apparatus

US Patent 7242646 Track locking method for optical disk drive and apparatus

US Patent 7242655 Track discriminating apparatus and method for optical recording medium

US Patent 7248544 Optical head and recording and/or reproducing apparatus employing same

US Patent 7248549 System for locking a clock onto the frequency of data recorded on a storage medium

US Patent 7254104 Optical disk and optical disk drive device

US Patent 7254106 Method and equipment for storing holographic data

US Patent 7257054 Optical recording/reproducing apparatus

US Patent 7260030 Optical disk apparatus and pickup control unit/method

US Patent 7260031 Digital focus and tracking servo system with one-track jump

US Patent 7260050 Apparatus for detecting physical marks from wobble signal and method thereof

US Patent 7263055 Method of recording and reproducing information and apparatus for recording and reproducing information using the method

US Patent 7266060 Optical disk apparatus and a sliding drive mechanism for an optical pickup thereof

US Patent 7266070 Objective lens for different optical recording media and an optical pickup device utilizing it

US Patent 7266072 Semiconductor laser unit and optical head device

US Patent 7269112 Information recording apparatus

US Patent 7272084 Optical disc apparatus and tracking control method

US Patent 7272085 Apparatus having switchable servo gains and offsets for optical disk drive and method thereof

US Patent 7272086 Method of overwriting data in write-once information storage medium and data recording and/or reproducing apparatus for write-once information storage medium

US Patent 7272094 Methods and devices for recording marks in an information layer of an optical record carrier, and record carriers for use therein

US Patent 7274644 Information recording device and information recording method

US Patent 7274649 Holographic ROM system

US Patent 7277372 Method and apparatus for recognizing optical discs, optical disc drive, and method and apparatus for distinguishing data storage layer

US Patent 7280447 Method and apparatus for slip protection of DVD-RAM drive's seek control

US Patent 7280452 Optical recording/reproducing apparatus capable of reproducing backup recorded information in case of a power failure and recorded information backup method thereof

US Patent 7280457 Optical disc with an improved compound lens

US Patent 7283457 Optical recording medium and method of evaluating optical recording medium

US Patent 7286315 Method to detect the touch down of the flying head on disk

US Patent 7286453 Rotation control device, method thereof, program thereof, recording medium storing the program, and information processing apparatus

US Patent RE39901 Initialization of phase-change optical recording medium

US Patent 7288425 Hybrid cantilever and tip

US Patent 7292523 Recording medium, recording apparatus, and reading apparatus

US Patent 7295498 Disk apparatus and method of generating a tracking error signal

US Patent 7295502 Optical desk apparatus

US Patent 7298568 Systems and methods for using worf to identify burst patterns for repair

US Patent 7298676 Optical pickup apparatus having optical detection area for compensating for tracking error offset

US Patent 7298683 Optical information recording/reproducing apparatus with mechanism for correcting spherical aberration and method using same

US Patent 7298686 Optical pickup and optical disk reproducing device

US Patent 7301867 Method and apparatus for changing a recording speed of a disk device

US Patent 7301869 Spherical aberration correcting method and apparatus

US Patent 7301871 Method and device for detecting the signal on a disc having a defect by utilizing an RF signal and its derivatives

US Patent 7301878 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7304917 Actuator

US Patent 7304932 Data recording medium, and data recording method and device

US Patent 7304933 Optical recording apparatus using scanning mirror for generating two-dimensional beam

US Patent 7304936 Method and apparatus for controlling power of laser diode in optical disc drive

US Patent 7307927 Optical disk apparatus and method for recording and reproducing an optical disk

US Patent 7307932 Recording medium, recording apparatus, and reading apparatus

US Patent 7307935 Recording and playback apparatus, music-data recording and playback method, and music-data recording and playback program

US Patent RE39952 Laser power controller and optical disk device

US Patent RE39953 Recording apparatus and method, and reproducing apparatus and method

US Patent 7313064 Optical disk recording and reproducing apparatus and method for determining optimal power thereof

US Patent 7313067 Recording-medium identification device and method using light sensor to detect recording medium type

US Patent 7313069 Optical recording medium and recording apparatus, the medium including a linking region between unit block regions

US Patent 7313074 Objective lens, optical, pickup and optical information processing apparatus using the same

US Patent 7313083 Recording medium, recording apparatus, and reading apparatus

US Patent 7315490 Optical pickup apparatus

US Patent 7317669 Method and apparatus for compensating for disc eccentricity in optical disc servo system

US Patent 7319642 Method for adjusting focus bias in optical disk device

US Patent 7321476 Method and system for determining contact potential in a hard disk drive

US Patent 7321541 Information recording method, reproducing method, and recording/reproducing method utilizing holography

US Patent 7324413 Optical disc device

US Patent 7324424 Compatible optical pickup having diffractive device to correct chromatism and divergent lens to increase working distance

US Patent 7327662 Optical pickup and optical disk drive

US Patent 7327663 Recording reproducing optical system, objective lens, and aberration correcting optical element

US Patent 7330405 Objective lens driving device for optical head

US Patent 7330413 Smart burn method for optical drive

US Patent 7330414 Method for reconstruction of phonograph records from physical measurement

US Patent 7330415 Optical record carrier recording method and recording apparatus

US Patent 7330945 Recording medium, and method and apparatus for managing defective areas of recording medium

US Patent 7333417 Information storage medium and method and apparatus for recording data on and/or reading data from the same

US Patent 7336584 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7336587 Optical pickup head compatible with multiple optical recording media

US Patent 7336591 Data storage medium

US Patent 7336593 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7336594 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7339862 Optical disc driving system and method for determining rotation speed of optical disc

US Patent 7339870 Optical disk apparatus and data reproducing method

US Patent 7339879 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7342856 Recording medium, recording apparatus, and reading apparatus

US Patent 7345966 Method and apparatus for achieving a short seek with a stepping motor

US Patent 7345982 Optical pickup device, optical disk drive, optical device and composite optical element

US Patent 7345986 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7349321 Information reproduction apparatus and information reproduction method

US Patent 7352664 Optical element, optical head, optical recording reproducing apparatus and optical recording/reproducing method

US Patent 7352666 Focus-balance calibration method

US Patent 7352669 Method and device for disc rotation control in an optical storage system based on detected extent of disc warping

US Patent 7352678 Laminated wave plate and optical pickup using the same

US Patent 7352686 Limited play optical devices with interstitial reactive layer and methods of making same

US Patent 7353523 Disk guide device with turnable guide lever

US Patent 7355803 Method and apparatus for optimizing hard disc drive and/or recording medium for the same

US Patent 7355947 Optical disk device and optical disk

US Patent 7359295 Optical pickup apparatus and optical disk drive apparatus

US Patent 7359307 Catadioptric objective system and objective system

US Patent 7362668 Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit

US Patent 7362672 Method and apparatus for disc rotation control in an optical storage system based on detected extent of disc warping

US Patent 7362674 Defect detection apparatus

US Patent 7362678 Recording medium for storing write protection information and write protection method thereof

US Patent 11184712 Dual-field single-voice-coil transducer

US Patent 11184726 Calibration using listener locations

US Patent 7366064 Disk reproducing apparatus

US Patent 7366065 Optical disk apparatus and an optical disk recording and reproducing method

US Patent 7366069 Auto-adjusting system for an optical incident angle

US Patent 7369465 Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit

US Patent 7369469 Laser power control apparatus and method, an optical disk apparatus and a recording method

US Patent 7369474 Method of and apparatus for differentiating between writable disc types

US Patent 7369478 Optical information recording apparatus, optical information reproducing apparatus, and optical information recording/reproducing apparatus

US Patent 7372658 Correction table creation method for head position control, head position control method and disk device

US Patent 7372784 Optical head apparatus

US Patent 7372798 Optical element and optical pickup device

US Patent 7375911 Piezoelectric actuator and sensor for disk drive dual-stage servo systems

US Patent 7376065 Optical recording method, optical recording apparatus and optical storage medium

US Patent 7376066 Information recording method and an information recording apparatus

US Patent 7379409 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7380252 Disc drive with resonator

US Patent 7380257 Optical information recording medium

US Patent 7382710 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7385774 Master information carrier for magnetic transfer, magnetic transfer method, and magnetic recording medium

US Patent 7385895 Method of discriminating optical disc type and apparatus thereof

US Patent 7385897 Information recording device, information recording method, information recording program, and recording medium

US Patent 7385899 Recording and reproducing method for dye based recordable optical recording medium and apparatus using the same

US Patent 7385904 Optical pickup device

US Patent 7385909 Recording medium, information recording and reproducing method, and recording and reproducing apparatus

US Patent 7391687 Method of determining recording power for recordable optical disk in optical disk system

US Patent 7391693 Information provision apparatus

US Patent 7391701 Methods and systems for in-track optical positioning

US Patent 7391703 Methods for manufacturing volume Bragg grating elements

US Patent 7391704 Optical pickup device having chromatic aberration correction lens

US Patent 7391708 Optical disc and method for reproducing the same

US Patent 7394745 Optical pickup device and optical disk playback device provided therewith

US Patent 7394746 Optical head apparatus and optical information processing apparatus

US Patent 7397732 Objective lens driving apparatus and optical disc apparatus

US Patent 7397739 Method and apparatus for detecting position of blank area of optical disc

US Patent 7397749 Optical writing apparatus and method for controlling execution time of writing thereof

US Patent 7397754 Micro-electromechanical system based data storage system

US Patent 7406010 Data recording/reproducing method with robust error handling capability and data recording/reproducing apparatus thereof

US Patent 7406014 Disc discriminating method and information reproducing apparatus using thereof

US Patent 7408854 Optical disc reproducing apparatus and method

US Patent 7408855 Disk drive with an adjustable motor and method for adjusting rotation speed of the motor

US Patent 7408863 Digital signal processing method, data recording and reproducing apparatus, and data recording medium that are resistant to burst errors

US Patent 7408868 Information storage medium, information recording method, and information recording/reproduction apparatus

US Patent 7411875 Optical pickup

US Patent 7414944 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7414945 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7414951 Optical head device and optical recording and reproducing apparatus

US Patent 7420896 Information recording apparatus

US Patent 7421721 Pickup guiding structure for optical disk drive

US Patent 7423945 Optical disc, method and apparatus for recording signal thereon

US Patent 7423950 Apparatus for forming an image on an optical disk

US Patent 7423952 Recording medium, recording apparatus and recording method

US Patent 7426163 Method and apparatus for preventing malfunction of disc drive

US Patent 7426164 Disk kind identifying method and disk apparatus

US Patent 7426166 Information recording method and information recording apparatus that can achieve uniform signal characteristics and overwriting characteristics over an entire surface of an optical disk medium

US Patent 7436751 Optical pickup head and information recording and/or reproducing device incorporating same

US Patent 7436752 Method and apparatus for signal equalization in a light storage system

US Patent 7440362 Optical disc drive which uses a train of pulses to shift the focus of a focusing section

US Patent 7440363 Method and apparatus for slip protection of DVD-RAM drive's seek control

US Patent 7440370 Method for determining a reproducing power of a laser beam and an apparatus for recording and reproducing data

US Patent 7440386 Optical device and method of manufacturing the same

US Patent 7440390 Information recording carrier and information reproducing apparatus for the same

US Patent 7447123 Optical pickup device

US Patent 7447139 Light-receiving element, optical head, optical recording/reproducing apparatus, and method of optical recording and reproduction

US Patent 7447140 Ferroelectric probe storage apparatus

US Patent 7450482 Method for optimizing write parameters of optical storage medium and recording device therefor

US Patent 7450484 Reproducing and/or recording apparatus and method determining whether sessions are open for a medium for reproduction and/or recording

US Patent 7453776 Optical disc recording/reproducing apparatus and a method for determining write strategy thereof

US Patent 7453780 Information recording medium, information recording/reproducing apparatus and information management method

US Patent 7453783 Information storage apparatus

US Patent 7453785 Method for generating a holograrm on a disc surface

US Patent 7457215 Method for reproducing data and an apparatus for recording and reproducing data

US Patent 7457216 Method for recording/reproducing dye-based recordable DVD medium and apparatus thereof

US Patent 7463570 Multi-focus objective lens, optical pickup apparatus and optical information recording reproducing apparatus

US Patent 7471607 Mixed mode data slicer with auto calibration and method thereof

US Patent 7471608 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7471615 Storage device having information to identify defective storage region

US Patent 7477588 Apparatus for and method of recording and reproducing holograms

US Patent 7483353 Optical disk device

US Patent 7483354 Optical disk apparatus for recording data on multilayer optical disk

US Patent 7483361 Optical disc apparatus

US Patent 7483362 Recording/reproducing apparatus

US Patent 7486601 Method and related apparatus for generating fixed packets while writing data to CDs

US Patent 7489599 Optical disc reproducing apparatus

US Patent 7489607 Method of inspecting a phase-change type optical recording medium

US Patent 7496009 Method and apparatus for detecting BCA on an optical disc

US Patent 7496011 Drive apparatus, drive method, information record medium having drive program, and information processing apparatus for drive

US Patent 7496014 Optical information recording apparatus and method and processing circuit

US Patent 7502293 Information recording apparatus for controlling recording power of a recording medium having a constant linear density, an information recording method, an information recording program, a recording medium that can be read and written to by a computer, and circuit parts

US Patent 7502297 Hologram recording apparatus, hologram reproducing apparatus, hologram recording method, and hologram reproducing method

US Patent 7502302 Optical recording and reading equipment

US Patent 7505382 Information recording method and apparatus

US Patent 7505389 Information processing device and information recording medium

US Patent 7508742 Optical pick-up, optical disk apparatus and information processing apparatus

US Patent 7508953 Loudspeaker and components for use in construction thereof

US Patent 7512045 Medium judgment method, storage medium, medium judgment program, and optical disk drive using the medium judgment method

US Patent 7512049 Optical pickup apparatus including emission device, light beam emission control method, and computer-readable recorded medium in which light beam emission control program is recorded

US Patent 7515518 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7515519 Information recording medium, information recording device and method, and computer program

US Patent 11188292 System and method for customized heterodyning of collected sounds from electromechanical equipment

US Patent 11190874 Information processing device and information processing method

US Patent 7518960 Method and apparatus for positioning beam spot on recording medium

US Patent 7518961 Optical disk recording and reproducing apparatus for recording and reproducing data in and from optical disk

US Patent 7522502 Data read/write device and data read/write method

US Patent 7525896 Optical head and optical disk apparatus

US Patent 7525900 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7525901 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7529055 Writing reference patterns in a disk drive using back EMF based timing signals compensated for repeatable variation therein

US Patent 7529164 Recording and reproducing apparatus and receiving apparatus

US Patent 7529168 Recording/reproduction method and recording/reproduction apparatus

US Patent 7529172 Optical disk recording and playback device

US Patent 7532559 Audio player

US Patent 7532561 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7535807 Method for implementing optimal recording power for multi-session recordable optical media in an optical disc drive

US Patent 7539112 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7539120 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7542384 Objective lens actuator

US Patent 7542400 Laser diode driver, method of driving the laser diode driver, and method of initializing an optical recording and reproducing apparatus

US Patent 7545710 Method of overwriting data in write-once information storage medium and data recording and/or reproducing apparatus for write-once information storage medium

US Patent 7548497 Optical disk and optical disk drive device

US Patent 7554889 Data sampling and extraction method and system

US Patent 7554897 Data reproducer

US Patent 7561498 Optical pickup actuator having aberration correcting mechanism and method of assembling the same

US Patent 7561505 Disk apparatus

US Patent 7564746 Optical disk apparatus

US Patent 7567492 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7567494 Apparatus and method for recording and reproducing hologram

US Patent 7567497 Recording system comprising a storage layer and an array of microtips

US Patent 7570546 Optical pick-up and optical disk device

US Patent 7570561 Method for determining type of digital versatile discs

US Patent 7570567 Multi-layered holographic read-only memory and data retrieval method

US Patent 7573796 Information recording apparatus

US Patent 7580332 Optical pickup, optical disk drive, light detecting apparatus, and signal generating method for optical pickup

US Patent 7580333 Optical disk apparatus

US Patent 7583579 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7586818 Optical disc apparatus and semiconductor device

US Patent 7586819 Optical pickup device

US Patent 7586827 Optical pickup apparatus

US Patent 7587726 Display with disc player

US Patent 7590037 Method and apparatus for decoding encoded data around a discontinued area on an optical storage medium

US Patent 7593302 Recording strategy in multilevel recording

US Patent 7593303 Method of determining recording area of multi-layer optical disc, and recording and playback apparatus

US Patent 7593307 Objective optical system for optical pickup apparatus, optical pickup apparatus, driving apparatus for optical information recording medium, condenser lens and optical path compounding element

US Patent 7596064 Method of recording data on a multi-layer recording medium, recording medium, and apparatus thereof

US Patent 7599259 Recording and reproducing method of information regarding medium and information recording and reproducing apparatus

US Patent 7599262 Optical disk apparatus

US Patent 7599269 Method for real time recording/playback of data to/from an optical recording medium and method for managing files thereof

US Patent 7602677 Optical disk device

US Patent 7602680 Focus control for optical scanner

US Patent 7602683 Information recording apparatus and method, information recording/reproducing apparatus and method and computer program

US Patent 7602686 Information recording medium, method for simultaneous recording and reproduction, and information recording and reproduction apparatus

US Patent 7605998 Settling judgment method for positioning control device, positioning control device and disk apparatus

US Patent 7609602 Method of generating a recording pulse train in accordance with a NRZI signal for recording information to a recording medium

US Patent 7609604 Recording medium with intermittent or alternate wobbled pits and apparatus and methods for forming, recording, and reproducing the recording medium

US Patent 7613079 Tray load/unload control system and method

US Patent 7613080 Optical pickup device and manufacturing method thereof

US Patent 7613087 Apparatus and method for accurately converting groove/land polarity upon groove/land track change on optical medium

US Patent RE40955 Method and apparatus for storing position offset information on a hard drive assembly cylinder

US Patent 7616535 Method for determining track searching direction

US Patent 7616538 Method for setting layer-jump point on optical disc

US Patent 7623432 Method of recording information on a multi layer record carrier, and device for recording on a dual layer record carrier

US Patent 7626903 Optical disc apparatus and information recording and reproducing method

US Patent 7626906 Tilt control method and apparatus for optical disc recording and playback apparatus

US Patent 7626907 Method and apparatus for determining type of digital versatile disc

US Patent 7626909 Optical recording medium, information processing device using the recording medium, and data recording method

US Patent 7627286 Beamforming systems and methods

US Patent 7633843 Optical disc recorder

US Patent 7634447 Method of recording and reproducing sample data to/from a recording medium and sample data containing recording medium

US Patent 7636288 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7639581 Method of overwriting data in write-once information storage medium and data recording and/or reproducing apparatus for write-once information storage medium

US Patent 7639582 Method and apparatus for managing defects in recording media, a computer readable medium including computer readable code for the same, and a defect managed recording medium obtained using the same method, apparatus, and computer readable medium

US Patent 7639583 Optical disk device

US Patent 7639658 Efficient wireless transmission opportunity handoff

US Patent 7640023 System and method for server farm resource allocation

US Patent 7643385 Optical pickup

US Patent 7643386 Optical pickup actuator and optical recording and/or reproducing apparatus

US Patent 7643391 Optical head, optical-information medium driving device, and sensor

US Patent 7646694 Methods and systems for providing data track identifying information on a recording medium

US Patent 7649827 High capacity digital data storage by transmission of radiant energy through arrays of small diameter holes

US Patent 7652964 Optical disk device

US Patent 7652969 Holographic optical accessing system

US Patent 7657901 Scanning device for optical storage media

US Patent 7660062 Media drive, processing method for recording data onto a medium, processing method for data read from a medium, and method for controlling a process for reading data from a medium

US Patent 7663987 Method and system for calibrating recording track offset of optical storage device

US Patent 7664000 Data erase method for rewritable phase change type recording medium

US Patent 7668048 Optical head and optical disc device provided therewith

US Patent 7668049 Optical pickup actuator and optical recording/reproducing apparatus

US Patent 7668055 Recording power determination method and device

US Patent 7668058 Method and system for evaluating CD player response to vibration during playback of a CD

US Patent 7672213 Optical print head using a glass arm waveguide

US Patent 7675839 Information recording medium having a wobbling groove structure

US Patent 7680005 Detecting apparatus for detecting statuses of optical disc and method thereof

US Patent 7680014 Objective optical system and optical pickup device using it

US Patent 7684287 Disc changer

US Patent 7684298 Optical information recording method and optical information recording apparatus

US Patent 7684300 Optical information recording and reproducing apparatus

US Patent 7684305 Optical pickup, optical recording and reproducing apparatus and tracking error signal detecting method

US Patent 7688696 Information recording method and information recording device

US Patent 7693019 Information recording device, method of controlling recording operation of said device, and program for controlling recording operation of said device

US Patent 7693024 Recording/reproducing method and disc

US Patent 7697391 Massively multi-level optical data storage using subwavelength sized nano-grating structures

US Patent 7701822 Recording method, information recording device, information reproducing device, program, recording medium, and computer program product

US Patent 7701836 Re-writable optical disk having reference clock information permanently formed on the disk

US Patent 7706220 Photodetector, diffraction grating, optical pickup and optical disc apparatus

US Patent 7706222 Demodulator, disk drive device, and demodulation method

US Patent 7706231 Read-only recording medium, reproduction apparatus and reproduction method

US Patent 7706237 Objective lens and optical pickup apparatus

US Patent 7706239 Apparatus for detecting a pre-pit signal

US Patent 7710844 Optical storage system

US Patent 7710849 Optical head device and optical information recording or reproducing device

US Patent 7715287 Optical disk apparatus

US Patent 7715296 Optical head device and optical recording and reproducing apparatus

US Patent 7715300 Diffraction element, objective lens unit, optical pickup and optical disc apparatus

US Patent 7719934 Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof

US Patent 7724625 Optical disk apparatus and data reproducing method

US Patent 7724627 Encoder spokes detection prior to forming image on optically writable label surface of optical disc

US Patent 7729213 Optical disk apparatus employing an objective lens having a high numerical aperture

US Patent 7729215 Optical disc drive apparatus and servo control method for optical disc drive apparatus

US Patent 7729221 Optical disk discrimination method and optical disk device

US Patent 7738348 Flexible power interface control system and method of optical disk drive

US Patent 7742372 Recording medium, and method and apparatus for recording defect management information on the recording medium

US Patent 7742383 Optical pickup lens

US Patent 7746586 Media drive, processing method for recording data onto a medium, processing method for data read from a medium, and method for controlling a process for reading data from a medium

US Patent 7746736 Optical head and optical disk device capable of detecting spherical aberration

US Patent 7746739 Writing power determining method and optical disc apparatus

US Patent 7751297 Optical pickup device

US Patent RE41430 Rotation control apparatus operating with a sync signal having variable intervals

US Patent 7755978 Recording head and recorder

US Patent 7755997 Method and device for storing information

US Patent 7760591 Optical disc reproducing apparatus

US Patent 7760598 Method and system for evaluating CD player response to anomalies in a CD

US Patent 7760599 Optical disk apparatus and disk rotation speed control method thereof

US Patent 7760601 Reproducing apparatus with built-in optical disk drive

US Patent 7760603 Apparatus and method for discriminating optical disc type

US Patent 7764579 Method and apparatus for recording data on disk

US Patent 7764583 Information recording method and information recording device

US Patent 7764587 Optical pickup apparatus

US Patent 7764590 Information recording medium, method and apparatus for recording and reproducing information

US Patent 7768888 Method for discriminating the kind of optical disk and optical disk apparatus using the same

US Patent 7768894 Holographic storage medium

US Patent 7768901 Optical disc

US Patent 7773479 Flexible optical write strategy

US Patent 7773482 Optical record carrier containing special codes

US Patent 7773487 Apparatus and method to determine an optimal optical detector orientation to decode holographically encoded information

US Patent 7773492 Method and apparatus providing high density data storage

US Patent 7778136 Optical recording medium driving apparatus and focusing method

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US Patent 7787349 Optical pickup lens and optical pickup apparatus

US Patent 7792003 Methods for manufacturing volume Bragg grating elements

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US Patent RE41688 Method of recording information on a writable optical disc and a system thereof

US Patent 7796489 Optical head with diffuser structure

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US Patent RE41735 Writable optical disc having a plurality of chapters each having recording area, management area and partition area provided therein

US Patent 7800991 Optical disk device

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US Patent 7804757 Hologram recording and reproducing apparatus

US Patent 7804759 Contactless optical writing apparatus

US Patent 7808866 Apparatus and method for recording/reproducing data on/from a recording medium

US Patent 7813230 Optical recording medium driving apparatus and optical recording medium driving method

US Patent 7813250 Apparatus and method to determine an optimal power level to encode information holographically

US Patent 7813252 Optical pick-up

US Patent RE41881 Re-writable optical disk having reference clock information permanently formed on the disk

US Patent 7821903 Optical pickup device and optical recording medium driving device

US Patent 7826317 Optical pickup device, optical recording/reproducing apparatus and gap-control method

US Patent 7826331 Optical pickup device

US Patent 7830762 Optical disk apparatus

US Patent 7830774 Optical pickup lens

US Patent 7835258 Recording medium, information recording and reproducing method, and recording and reproducing apparatus

US Patent 7839730 Optical pickup and optical disk drive apparatus

US Patent 7839732 System and method for calibrating recording track offset of optical storage device

US Patent 7843773 Contents playback apparatus, control method, and electronic device

US Patent 7843775 Optical disc apparatus and focusing method for the same

US Patent 7852716 Optical disk drawing apparatus, optical disk drawing system and optical disk drawing method

US Patent 7855939 Optical disc apparatus employing an objective lens having a high numerical aperture

US Patent 7859978 Optical pickup lens

US Patent 7859982 Optical information recording medium and mold apparatus for manufacturing the same

US Patent 7864642 Method of optimizing a write strategy based on an adaptive write strategy study and optical recording apparatus using the same

US Patent 7864652 Gain control circuit and optical recording and reproducing device using thereof

US Patent 7876653 Recording and reproducing apparatus and receiving apparatus

US Patent 7876664 Optical recording medium

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US Patent 7885151 Servo accelerator system for optical drives

US Patent 7889622 Optical head for optical recorder/reproducer

US Patent 7894321 Laminated wave plate and optical pickup using the same

US Patent 7895613 Feeding device for a slot-in optical disk drive

US Patent 7898916 Recording power determination method and device

US Patent 7898919 Optical pickup apparatus

US Patent 7898927 Optical pickup device

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US Patent 7903513 Method and apparatus for closing a recording range on a recording medium

US Patent 7903515 Optical disc drive

US Patent 7903520 Optical disc recording apparatus

US Patent 7903532 Elevated electrodes for probe position sensing

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US Patent 7904919 Disk apparatus

US Patent 7907494 Hologram information recording medium and hologram information recording/reproducing device

US Patent 7907502 Optical information recording medium, its information recording/reproducing method, and information recording/reproducing device

US Patent 7908612 Emergency ejecting apparatus for optical disc drive

US Patent 7908613 Disk loading apparatus

US Patent 7911889 Optical disc apparatus

US Patent 7911890 Optical disk unit

US Patent 7911902 Optical disc, method and apparatus for recording signal thereon

US Patent 7911909 Jitter counter and optical disc apparatus using same

US Patent 7911916 Beam applying method, beam applying apparatus, and optical recording medium

US Patent 7916594 Data processing apparatus and method for reproducing data of an optical recording medium

US Patent 7916595 Reproducing apparatus, program and recording medium

US Patent 7916608 Recording apparatus

US Patent 7920450 Discrimination method for optical disc types and optical disc apparatus

US Patent 7924669 Optical disk device and recording method

US Patent 7924674 Recording method to generate a box type recording pattern with a first pulse having a first power level and a second pulse having a second power level, and recording apparatus, and optical recording medium for the same

US Patent 7924676 Multilayer information recording medium, information recorder, and information reproducer

US Patent 7924687 Optical system for collimating elliptical light beam and optical device using the same

US Patent 7924693 Optical disk and optical disk drive device

US Patent 7933174 Optical pickup with support part having hole for being inserted with a projection part of a case

US Patent 7936652 Optical disc apparatus

US Patent 7936658 Photodetector, diffraction grating, optical pickup and optical disc apparatus

US Patent 7940636 Recording medium, recording apparatus and recording method

US Patent 7944789 Recording medium playback device and method thereof

US Patent 7944792 Information recording medium, data structure, and recording apparatus

US Patent 7944801 Information recording and/or reproducing apparatus having two photodetectors to control the light intensity of two light sources with different wavelengths

US Patent 7952981 Semiconductor laser device protection circuit, optical pickup apparatus, and information recording/reproducing apparatus

US Patent 7957236 Device and method for recording information with reorganization of defect management information

US Patent 7965594 Optical pickup and optical disc apparatus

US Patent 7965614 Wear resistant data storage device

US Patent 7969831 Method of controlling servo in optical disc device and servo control device using the same

US Patent 7983125 Table-driven power utilization metrics

US Patent 7983135 Optical system with superlens

US Patent 7983137 Method and apparatus for processing optical disc signal

US Patent 7995430 Optical disk device and control method for the same

US Patent 7995433 Optical head apparatus and optical disc apparatus

US Patent 8000181 Beam irradiation device and laser radar

US Patent 8000183 Object lens actuator, optical pickup and optical disk drive

US Patent 8000206 Pre-exposure and curing of photo-sensitive material for optical data storage

US Patent 8000208 Laminated wave plate and optical pickup device using the same

US Patent 8004955 Coupling lens and optical information recording/reproducing device having the same