Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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01/28/1997 | US5598304 Fuzzy controller for an actuator and the controlling method thereof |
01/28/1997 | US5597496 Method for manufacturing a magnetic head suspension provided with circuit wiring |
01/22/1997 | EP0755054A2 Ceramic motor |
01/22/1997 | EP0755049A1 Integrated circuit to drive an information storage disc |
01/22/1997 | CN1140876A Pivot bearing |
01/22/1997 | CN1140702A Non-magnetic substrate material and slider assembly for use in flying type magnetic head |
01/21/1997 | US5596563 Both-sides playing optical disc player |
01/21/1997 | US5596560 Data playback device with verification of data output by calculating device |
01/21/1997 | US5596460 System and method for encoding a servo address |
01/16/1997 | WO1996030897A3 Magnetic head and system for controlling the position of a magnetic head |
01/15/1997 | EP0753843A2 Altitude insensitive air bearing slider |
01/15/1997 | CN1140307A Optical disc drive apparatus |
01/14/1997 | US5594924 Multiple user multimedia data server with switch to load time interval interleaved data to plurality of time interval assigned buffers |
01/14/1997 | US5594607 For a disk drive |
01/14/1997 | US5594603 Seek control system based upon a detected temperature of a positioning mechanism in a disk device |
01/14/1997 | US5594600 Dual internal bus system architecture for hard disk drive |
01/14/1997 | US5594595 FM detection of slider-disk interface |
01/09/1997 | WO1996038840A3 Magnetic recording apparatus |
01/08/1997 | EP0752148A1 Sensorless closed-loop actuator unlatch |
01/08/1997 | CN1139808A Method and device for replaying information recorded on disc-shaped record medium |
01/08/1997 | CN1139806A Magnetic head support device for magnetic disc |
01/07/1997 | US5592446 Dual mode recording and reproducing apparatus having two recording regions using differing reproduction principles |
01/07/1997 | US5592413 Microstructure array and activation system therefor |
01/07/1997 | US5592349 Microminiature disk drive with clamp having fingers for radially positioning a pair of disks and a spindle motor providing a reduced disk drive height |
01/07/1997 | US5592347 Apparatus for measuring offset of head from servo pattern of data surface and disk medium having recorded servo pattern for measurement of offset |
01/07/1997 | US5592346 Control system utilizing an adaptive predictor to compensate for harmonic distortion |
01/07/1997 | US5592345 Feedforward circuit and method for controlling the speed of a spindle motor in a disk drive |
01/03/1997 | WO1996034389A3 System for storing and reproducing information |
01/02/1997 | EP0751503A2 Disk-shaped recording medium and disk recording or reproducing device |
01/02/1997 | EP0751500A1 Gimbal assembly of a magnetic head suspension |
01/02/1997 | EP0750780A1 Reading/writing information on a storage medium |
01/01/1997 | CN1139275A Magnetic head device and magneto-optical recording device |
01/01/1997 | CN1139274A Upper head drum assembly |
01/01/1997 | CN1139258A Head drum assembly structured for facilitating assembling process thereof |
12/31/1996 | US5590106 Disc player having a plurality of reading means for reading information on a disc |
12/31/1996 | US5590105 Disk apparatus using constant linear velocity method and having head function stopped in standby mode |
12/31/1996 | US5590103 Tracking servo circuit for an optical disc player |
12/31/1996 | US5590102 Recording informatioin on an optical disc without using pre-manufactured tracks |
12/31/1996 | US5590098 Magnetooptical recording and reproducing apparatus having an automatic head lifting device |
12/31/1996 | US5590095 Magneto-optical disk apparatus with floating type magnetic head and a device for limiting an amount of deflection of a resilient member supporting the magnetic head |
12/31/1996 | US5590009 Magnetic disk unit |
12/31/1996 | US5590006 One-sided, single platter hard disk with center parking features |
12/31/1996 | US5590002 Compliant anchor for securing disk drive actuator bearing |
12/31/1996 | US5589997 Tracking control method and apparatus for video recorder which adds a combined first and second tracking error signal to the next tracking error signal |
12/31/1996 | CA2063065C Gimbal card reader |
12/27/1996 | WO1996042080A1 Integrated head-electronics interconnection suspension for a data recording disk drive |
12/27/1996 | CA2217733A1 Integrated head-electronics interconnection suspension for a data recording disk drive |
12/25/1996 | CN1138734A Optical disc system |
12/24/1996 | US5587986 On-track detecting circuit for use in tracking servo apparatus |
12/24/1996 | US5587852 Disk head driving device using linear activator with multipolar magnets |
12/24/1996 | US5587850 Data track pattern including embedded servo sectors for magneto-resistive read/inductive write head structure for a disk drive |
12/19/1996 | WO1996041342A1 RATE n/(n+1) CODE FOR EMBEDDED SERVO ADDRESS ENCODING |
12/19/1996 | WO1996041339A1 Monostable active latch for a disk drive actuator |
12/19/1996 | WO1996041337A1 Dual latch apparatus for restraining a direct access storage device actuator |
12/19/1996 | WO1996041125A1 Apparatus for determining the dynamic position and orientation of a transducing head relative to a storage medium |
12/19/1996 | CA2224009A1 Monostable active latch for a disk drive actuator |
12/18/1996 | EP0749113A1 Magnetic disk unit with an impact force applying mechanism |
12/18/1996 | CN1138198A Technique for generating audible signals in disk drive employing voice coil actuator |
12/18/1996 | CN1138196A Improved optical IDSC tracking control |
12/18/1996 | CN1138191A Seek actuator for optical recording |
12/18/1996 | CN1138190A Optical seeking method and apparatus |
12/18/1996 | CN1138185A Slider supporting structure of magnetic disk unit |
12/17/1996 | US5586306 Integrated circuit servo system control for computer mass storage device with distributed control functionality to reduce transport delay |
12/17/1996 | US5586092 Magnetooptic disk player |
12/17/1996 | US5585980 Low friction device for an actuator arm of a disk drive |
12/17/1996 | US5585978 Arcuate scan tape drive |
12/17/1996 | US5585679 One-piece magnet return path assembly for a disk drive actuator |
12/12/1996 | WO1996039692A1 Mr head differential micro-jog |
12/12/1996 | CA2223410A1 Mr head differential micro-jog |
12/11/1996 | EP0747899A2 Disk reproducing device |
12/11/1996 | EP0747898A1 Loading apparatus of memory medium and recording and/or reproduction apparatus |
12/11/1996 | EP0747892A2 Improved optical disc tracking control |
12/11/1996 | EP0747890A1 Center rail slider for proximity recording |
12/11/1996 | EP0747889A1 Matrix write/read head with zigzag structure |
12/11/1996 | EP0746850A1 System and method for encoding a servo address |
12/11/1996 | EP0535112B1 Optical servo system for magnetic disk |
12/11/1996 | CN1137673A System and method for encoding servo adress |
12/10/1996 | US5583835 Track searching method for an optical disk and driving device |
12/10/1996 | US5583724 Magnetic latching apparatus for an actuator of a hard disk drive |
12/10/1996 | US5583723 Flux generator for a rotary actuator motor with an integrated actuator latch for a disk drive |
12/10/1996 | US5583721 Connecting device of a flexible printed circuit in a hard disk drive |
12/10/1996 | US5583720 Magnetic disk drive and flexible printed board used in such drive |
12/05/1996 | WO1996038840A2 Magnetic recording apparatus |
12/04/1996 | EP0745992A2 A disk recording system and a method of controlling the rotation of a turntable in such a disk recording system |
12/04/1996 | CN1137152A Magnetic head suspension mechanism |
12/04/1996 | CN1137145A Head drum assembly for use in video cassette recorder |
12/04/1996 | CN1137143A Full erase head assembler for video cassette recorder |
12/03/1996 | US5581536 Mass storage servo control system utilizing an analog signal leak detector |
12/03/1996 | US5581526 Optical seeking method and apparatus with track counting using tracking error signal having constant amplitude during data segments |
12/03/1996 | US5581525 Dual mode recording and reproducing apparatus having two recording regions using differing reproduction principles |
12/03/1996 | US5581521 For use in an information recording/reproducing apparatus |
12/03/1996 | US5581424 Magnetic crash stop and latch in a disc drive |
12/03/1996 | US5581420 Method and system for determining a radial positioning valve used for writing tracks at a desired track pitch |
12/03/1996 | US5581418 Magnetic disk drive unit capable of determining data region position of data region that does not include position identification data |
11/28/1996 | WO1996037945A1 One-piece magnet return path assembly for a disk drive actuator |
11/28/1996 | WO1996037890A1 Adaptive control of a write inhibit signal in a disk drive |
11/28/1996 | WO1996037884A1 Pivot bearing |
11/28/1996 | WO1996037883A1 Flex circuit flexure with integral high compliance gimbal |
11/28/1996 | WO1996037567A1 Precision joining process for at least two workpieces |
11/28/1996 | WO1996037340A1 Interactive system for lapping transducers |