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Class Information
Number: 369/47.38
Name: Dynamic information storage or retrieval > Control of storage or retrieval operation by a control signal to be recorded or reproduced > Mechanism control by the control signal > Control of relative motion producing mechanism
Description: Subject matter wherein relative motion between a transducer assembly and a record medium is controlled.

Sub-classes under this class:

Class Number Class Name Patents
369/47.45 By a selected relative motion error signal 86
369/47.46 By information signal characteristic 73
369/47.47 By program or address signal 49
369/47.48 By synchronous signal 184
369/47.39 During initialization or start-up 86
369/47.43 Having different storage and retrieval relative motion 27
369/47.44 Responsive to abnormal condition 86
369/47.41 Responsive to change in transduced information characteristic 63
369/47.4 Responsive to change in transduced location 144
369/47.42 Responsive to stand-by or pause mode operation 32

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8711664 Method of controlling mechanical mechanisms of optical storage apparatus for peak power/current reduction, and related optical storage apparatus and machine-readable medium Apr. 29, 2014
8542564 Method for designating disk recording capacity and apparatus therefor Sep. 24, 2013
8477578 Multi-speed recording for multi-layer disc Jul. 2, 2013
8467277 Optical recording/reproducing device and method of controlling the same Jun. 18, 2013
8446807 Optical information recording medium, reproducing device for optical information recording medium, control method and control program for the reproducing device, and medium with the control pr May. 21, 2013
8432775 Motor driving circuit Apr. 30, 2013
8320221 Controlling optical disc Nov. 27, 2012
8279730 Optical disc apparatus and data writing method Oct. 2, 2012
8279734 Recording medium, read/write method thereof and read/write apparatus thereof Oct. 2, 2012
8264925 Optical disc with protection code, method for obtaining the protection code and respective apparatus for reading of data Sep. 11, 2012
8232758 Controller of electric motor having function of estimating inertia and friction simultaneously Jul. 31, 2012
8228766 Method and apparatus for controlling data access rate of an optical disc driver Jul. 24, 2012
8213274 Optical disc reproducing method Jul. 3, 2012
8149660 Drive apparatus, method of informing possibility of handling and operating recording medium, control method of handling and operating recording medium, and recording medium Apr. 3, 2012
8130626 Recording apparatus, recording control signal generating apparatus, method of manufacturing imprint mold, imprint mold, and magnetic disc Mar. 6, 2012
8111599 Optical disc drive apparatus and optical disc reproduction method using the same Feb. 7, 2012
8077569 Methods and devices for controlling access to an optical disc Dec. 13, 2011
8036075 Disk drive and information processing system having the same Oct. 11, 2011
8027232 Devices and methods for determining a critical rotation speed of an optical data carrier, monitoring a condition of an optical data carrier, and generating a reference signal Sep. 27, 2011
7995438 Reproducing method, optical disk apparatus, program and computer readable information recording medium Aug. 9, 2011
7924667 Recording and/or reproducing apparatus, medium, and method controlling a write speed Apr. 12, 2011
7911901 Magnetic and optical rotating storage systems with audio monitoring Mar. 22, 2011
7903512 Multi-speed recording for multi-layer disc Mar. 8, 2011
7855942 Method and apparatus for determining a recordable position of a writable disk Dec. 21, 2010
7848199 Spindle motor controlling method and optical disk drive using the same Dec. 7, 2010
7804749 Optical information storage medium and method of and apparatus for recording data thereon Sep. 28, 2010
7800995 Method and apparatus for controlling reproduction speed of an optical disk Sep. 21, 2010
7800997 Method and apparatus for generating frequency-multiplied frequency generator signal used in optical drive Sep. 21, 2010
7796479 Reduced noise servo control Sep. 14, 2010
7773470 Pickup control device, optical disk apparatus and pickup control method for the same Aug. 10, 2010
7768887 Information recording/reproducing apparatus and updating method of management information for optical disk medium Aug. 3, 2010
7710836 Method and apparatus for controlling data access rate of an optical disc driver May. 4, 2010
7706224 Information recording medium, information reading apparatus and information recording apparatus Apr. 27, 2010
7697384 Recording and/or reproducing methods and appratuses Apr. 13, 2010
7680008 Recording method and apparatus for optical disk drive Mar. 16, 2010
7660215 Method and apparatus for writing data to optical disc Feb. 9, 2010
7639584 Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof Dec. 29, 2009
7599264 Optical drive spin rate control Oct. 6, 2009
7566827 Variable slippage control for a disk jockey control surface Jul. 28, 2009
7561505 Disk apparatus Jul. 14, 2009
7525884 Position control apparatus and method for an optical disk recording/reproducing apparatus with interlinked on/off of a phase compensator and on/off of a servo loop Apr. 28, 2009
7522493 Recording method and apparatus for optical disk drive Apr. 21, 2009
7468937 Method of recording control information on a recording medium, and apparatus thereof Dec. 23, 2008
7460453 Recording medium, method of recording and/or reproducing speed information on a recording medium, and apparatus thereof Dec. 2, 2008
7443628 Storage apparatus, spindle motor control method, and program Oct. 28, 2008
7430087 Method and device for servo frame velocity calculations of a storage media Sep. 30, 2008
7426620 Apparatus and method for memory access of sharing buses Sep. 16, 2008
7414643 Method for compensating for position error in an optical disc apparatus Aug. 19, 2008
7403459 Rotational speed control method for a disk player Jul. 22, 2008
7382707 Recording method and apparatus for optical disk drive Jun. 3, 2008

1 2 3

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