Patents
Patents for G11B 19 - Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function (26,229)
04/1998
04/01/1998EP0833325A1 Disk device
04/01/1998EP0833319A2 Disc-shaped recording medium
04/01/1998EP0833311A2 Disk type determining apparatus, optical disk reproducing apparatus and tracking error signal generating apparatus
04/01/1998EP0833310A2 Reproducing or recording device for reproducing, or recording on, an optical recording medium
04/01/1998EP0832452A1 Personal computer with at least one floppy disk drive
04/01/1998CN1178028A Information recording medium, recording method and reproduction apparatus
04/01/1998CN1177885A Recording medium capable of reproducing sub-picture according to reproduction situation and reproduction system thereof
04/01/1998CN1177813A Light-disk device
04/01/1998CN1177808A Recording medium, device and corresponding reproducing device, and method of recording and corresponding reproducing
04/01/1998CN1177797A Light disk identification system
03/1998
03/31/1998US5734912 Power control apparatus for input/output subsystem
03/31/1998US5734788 Multimedia optical disc which can preserve the freshness of stored data, a reproduction apparatus for reproducing such optical disc and a reproduction method
03/31/1998US5734631 Disc player and method of reproducing the same
03/31/1998US5734630 Disk reproducing device and a remote control device therefor
03/31/1998US5734629 CD transporter
03/31/1998US5734590 Recording medium and device for generating sounds and/or pictures
03/30/1998CA2216991A1 Apparatus for reading identification indication provided on an optical disc and method therefor
03/26/1998WO1998012703A2 Holographic security system for optical discs
03/26/1998DE19639216A1 Wow noise suppression method for optical turntable
03/26/1998CA2217115A1 Disc drive
03/25/1998EP0831486A2 Information recording/reproducing apparatus and method
03/25/1998EP0831468A2 Method of and apparatus for recording data on land/groove track on optical recording medium
03/25/1998EP0830681A1 Error correction via programmable bias current for mr recording heads
03/25/1998EP0830677A1 Electronic computer having a magneto-optic unit
03/25/1998EP0830673A1 Ultra compact computer media drive
03/25/1998EP0555644B1 Recording and/or reproducing method for an optical disc
03/25/1998CN1177229A Spindle motor device for disc players
03/25/1998CN1177174A Phase-Shift and tilt adjustable disk player
03/25/1998CN1177171A Recording data prodn. apparatus and method, recording medium reprodn. apparatus and method, and recording medium
03/25/1998CN1177167A Semi-conductor IC of soft magnetic disc machine
03/24/1998US5732237 Security system for audio equipment where identification data from a compact disc is stored in memory
03/24/1998US5732185 Multi-scene recording medium and apparatus for reproducing data therefrom
03/24/1998US5732067 Optical disc having recorded thereon a simplified playback control script which is independent of the CPU of the information recording/reproducing apparatus used to record and/or reproduce the optical disk
03/24/1998US5732059 Synchronous dubbing system and method thereof
03/24/1998US5732058 Optical disk cartridge and an optical disk drive using the same
03/24/1998US5732055 Optical storage apparatus
03/24/1998US5732053 Information recording method information recording apparatus
03/24/1998US5731927 Spindle assembly for a disk drive using less than a full compliment of disks
03/24/1998US5731923 Medium recording apparatus and medium reproducing apparatus, and medium recording method and medium reproducing method, and medium used therefor
03/24/1998US5731677 Integrated circuit for controlling an information storage disk
03/24/1998US5731668 Device for locking a driving motor of a disc player
03/18/1998EP0830023A1 Multimedia optical disk improved in interactive reproduction advancing performance, reproducing device, and reproducing method
03/18/1998EP0829952A2 Colpitts type oscillator having reduced ringing and optical disc system utilizing same
03/18/1998EP0829951A1 Circuitry and method for controllable slew rate
03/18/1998EP0829873A2 Disc reproducing apparatus
03/18/1998EP0829872A2 Disc device
03/18/1998EP0829869A2 Optical disc system having a current monitoring circuit for a magnetic bias coil and a controller for a laser driver and method for operating same
03/18/1998EP0829865A2 Information recording and/or reproducing apparatus
03/18/1998EP0829864A2 Information recording and/or reproducing apparatus
03/18/1998EP0829861A2 Servo control system for information storage device
03/18/1998EP0829860A2 Focus capture method for optical disc system using detection of Quad Sum signal
03/18/1998EP0829859A2 Optical disc system including focus capture assembly with focus error signal circuit and method for operating same
03/18/1998EP0829858A2 Optical disc system having servo motor and servo error detection assembly operated relative to monitored Quad Sum signal
03/18/1998EP0829085A1 Disk drive having an automatic spindle motor loading mechanism
03/18/1998EP0829084A1 Adaptive control of a write inhibit signal in a disk drive
03/18/1998CN1176464A Recording apparatus for recording receiving information
03/18/1998CN1176460A Recording/reproducing apparatus and recording medium rotation control method
03/18/1998CN1176453A Optical pickup tilt adjustable disk player
03/18/1998CN1176451A CD-rom reproducing apparatus and method for controlling the same
03/18/1998CN1176449A Magnetic disk and magnetic disk device
03/17/1998US5729650 Multi-scene recording medium and apparatus for reproducing data therefrom
03/17/1998US5729522 Optical pickup apparatus
03/17/1998US5729515 Disc data reproducing apparatus and signal processing circuit for reproducing and processing disc data having a plurality of type data
03/17/1998US5729513 Data storage apparatus for recording and reproducing information on a recording medium by rotating the recording medium at different angular velocities
03/17/1998US5729511 Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
03/17/1998US5729509 Track crossing control for double optical disk drive device
03/17/1998US5729405 Disk apparatus
03/17/1998US5729404 Disc drive spindle motor with rotor isolation and controlled resistance electrical pathway from disc to ground
03/17/1998US5729403 Disk storage drive
03/17/1998US5729399 Contact start/stop disk drive with minimized head-disk wear in textured landing zone
03/17/1998US5729102 Brushless motor
03/12/1998WO1998010414A1 Servo sector allocation for high sampling rate
03/11/1998CN1176013A Optical disk drive
03/11/1998CN1175759A Information recording medium
03/11/1998CN1175756A Disk discrimination method for digital versatile disk system
03/11/1998CN1037719C Disc time search method using jog dial
03/11/1998CN1037717C Eccentricity compensator for optical disk player and compensating method therefor
03/10/1998US5726958 Spindle motor gain control method for CD-ROM drives and apparatus therefor
03/10/1998US5726829 Axial spindle motor for hard disk drive assembly
03/10/1998US5726828 Automatic disc-changing apparatus, disc-chucking apparatus, disc apparatus and position-detecting apparatus
03/10/1998US5726821 Programmable preamplifier unit with serial interface for disk data storage device using MR heads
03/10/1998US5726649 Control device suitable for use in an apparatus for reproducing video, audio and accompanying characters
03/05/1998WO1998009290A1 Playback control in digital video disc players
03/05/1998DE19737813A1 Rotary speed control circuit for disc drives
03/04/1998EP0827145A2 Disc drive system having improved cartridge loading apparatus including direct drive gear train and methods for making and operating same
03/04/1998EP0827139A2 Disk type recording medium and disk recording and reproducing device
03/04/1998EP0826214A1 Disk drive assembly with vibration dampening characteristics
03/04/1998EP0826212A1 Read and/or record device for discs
03/04/1998EP0541996B1 Disk array apparatus and method for determining the presence of correct storage devices therein
03/04/1998CN1175062A Recording/reproducing device, reproducing and recording device
03/04/1998CN1175057A Multi-layer disc reproducing device and device for reproducing information recording
03/03/1998US5724472 Content map for seamlessly skipping a retrieval of a segment of a video
03/03/1998US5724336 Data storage unit
03/03/1998US5724331 Disk drive system having improved cartridge-loading apparatus including direct drive gear train and methods for making and operating same
03/03/1998US5724329 Apparatus for controlling rotational servo by using frequency pulse signal generator
03/03/1998US5724328 Disk drive apparatus having improved initialization process
03/03/1998US5724327 Record carrier having first variations of a first physical parameter corresponding to information recorded thereon and second variations of a second physical parameter relating to recovery of the information
03/03/1998US5724326 Apparatus for generating track count pulse
03/03/1998US5724325 Method for reducing lead in time in an optical disk recording or reproducing apparatus capable of processing data for multiple types of disks
03/03/1998US5724322 Apparatus for recording and/or reproducing a recording medium with editing function