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Class Information
Number: 360/73.02
Name: Dynamic magnetic information storage or retrieval > Automatic control of a recorder mechanism > Controlling the record > Speed > Control of relative speed between carriers
Description: Subject matter which controls the difference in speed between plural record carriers.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7092184 |
Monitoring a sensor's output using a target window that is based on a longitudinal offset's position-dependent indicator |
Aug. 15, 2006 |
| 7062148 |
Apparatus and method of controlling playback according to program ratings |
Jun. 13, 2006 |
| 6969961 |
Method for controlling a rotation speed of a slave drive, a corresponding controller and a corresponding machine |
Nov. 29, 2005 |
| 6961238 |
Electronic device |
Nov. 1, 2005 |
| 6819072 |
Disk drive servo arm retract and spindle brake circuit |
Nov. 16, 2004 |
| 6788532 |
Portable computer of multifunction type |
Sep. 7, 2004 |
| 6771883 |
Device and method for controlling tape travelling speed and medium for recording its control program |
Aug. 3, 2004 |
| 6617817 |
Electrical time constant compensation method for switched, voltage-mode driver circuit |
Sep. 9, 2003 |
| 6603625 |
Spindle synchronizing a plurality of spindles connected to a multi-dimensional computer network |
Aug. 5, 2003 |
| 6538840 |
Automatic method for optimizing throughput in a disc drive |
Mar. 25, 2003 |
| 6415349 |
Disk drive with unified channel-disk controller bus for transmitting user data, servo data, and register data |
Jul. 2, 2002 |
| 6134068 |
Disk drive spindle synchronization apparatus and method |
Oct. 17, 2000 |
| 6108286 |
Method and apparatus for buffering variable-rate data |
Aug. 22, 2000 |
| 5999357 |
Method and apparatus for spindle synchronization to reduce drive to drive runout |
Dec. 7, 1999 |
| 5877623 |
Method for measuring recording linear velocity of data on compact disk |
Mar. 2, 1999 |
| 5877913 |
Rotation synchronous control system |
Mar. 2, 1999 |
| 5864216 |
Recording and reproducing apparatus having no capstan and no pinch roller and method of controlling the same |
Jan. 26, 1999 |
| 5841604 |
Masterless spindle synchronization in a multiple disk drive storage system |
Nov. 24, 1998 |
| 5821719 |
Recording and reproducing apparatus having no capstan and no pinch roller and method of controlling the same |
Oct. 13, 1998 |
| 5818657 |
Disk drive with impulse torque generating element |
Oct. 6, 1998 |
| 5796540 |
Method and apparatus for synchronizing the rotations of data storage disks in a plurality of disk storage devices |
Aug. 18, 1998 |
| 5650885 |
Device having synchronized spindle control in disk drives with at least two data per rotation of a disk |
Jul. 22, 1997 |
| 5598303 |
Method and apparatus for synchronizing the rotations of data storage disks in a plurality of disk storage devices |
Jan. 28, 1997 |
| 5555140 |
Synchronized spindle control in disk drives with at least two data per rotation of disk |
Sep. 10, 1996 |
| 5552943 |
Apparatus and method for accessing a location on a magnetic tape |
Sep. 3, 1996 |
| 5541781 |
Method for synchronizing digital audio tape recorders |
Jul. 30, 1996 |
| 5539591 |
Integrated, multi-track driven, two device control system |
Jul. 23, 1996 |
| 5497276 |
Disk drive array system having internal synchronization and external synchronization monitoring |
Mar. 5, 1996 |
| 5497277 |
Spindle synchronization controller using advance calculation and offset values |
Mar. 5, 1996 |
| 5491593 |
Disk drive spindle synchronization apparatus and method |
Feb. 13, 1996 |
| 5488274 |
Method for controlling activation of disk drive motors |
Jan. 30, 1996 |
| 5448428 |
Phase locking a disk drive spindle to a reference signal |
Sep. 5, 1995 |
| 5438464 |
Synchronization of multiple disk drive spindles |
Aug. 1, 1995 |
| 5416648 |
Masterless synchronized spindle control for hard disk drives |
May. 16, 1995 |
| 5303097 |
Disk synchronization control system and method |
Apr. 12, 1994 |
| 5276569 |
Spindle controller with startup correction of disk position |
Jan. 4, 1994 |
| 5249254 |
Hard disc drive for use in a multiple drive data storage system and method of operation |
Sep. 28, 1993 |
| 5243476 |
Method of establishing the copying speed of a double-deck VCR |
Sep. 7, 1993 |
| 5237466 |
Method and apparatus for programmably controlling spindle synchronization and phase among disk drives in a storage subsystem |
Aug. 17, 1993 |
| 5216654 |
Synchronizing signal switching system for synchronizing external storage devices |
Jun. 1, 1993 |
| 5159503 |
Phase and period synchronization for a slave disk drive |
Oct. 27, 1992 |
| 5119242 |
Apparatus and method for synchronizig audio and video tape players |
Jun. 2, 1992 |
| 5088077 |
Synchronization of record media transports and tracking adjustment |
Feb. 11, 1992 |
| 5060086 |
Apparatus for assembling of video tapes |
Oct. 22, 1991 |
| 5051850 |
Disc unit having a central control for control plural disc drives |
Sep. 24, 1991 |
| 4918544 |
Multi-spindle synchronization control system for magnetic disk apparatus |
Apr. 17, 1990 |
| 4907105 |
Synchronized spindle control for disk drives |
Mar. 6, 1990 |
| 4890045 |
Spindle motor control system for magnetic disk apparatus |
Dec. 26, 1989 |
| 4870643 |
Parallel drive array storage system |
Sep. 26, 1989 |
| 4862411 |
Multiple copy data mechanism on synchronous disk drives |
Aug. 29, 1989 |
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