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Class Information
Number: 369/44.26
Name: Dynamic information storage or retrieval > With servo positioning of transducer assembly over track combined with information signal processing > Optical servo system > Servo system operation related to disc structure information format
Description: Subject matter wherein the operation of the servo system is in cooperation with an information arrangement, format, layout, pattern or track structure on the record medium.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7613087 |
Apparatus and method for accurately converting groove/land polarity upon groove/land track change on optical medium |
Nov. 3, 2009 |
| 7602690 |
Aberration adjustment device, method thereof, optical pickup, and optical information recording apparatus |
Oct. 13, 2009 |
| 7599257 |
Disk drive apparatus and seek method |
Oct. 6, 2009 |
| 7599951 |
Continuous data backup |
Oct. 6, 2009 |
| 7596074 |
Information recording medium, and recording method and reproducing method thereof |
Sep. 29, 2009 |
| 7593293 |
Optical disk drive |
Sep. 22, 2009 |
| 7586816 |
Playback apparatus and layer jump method |
Sep. 8, 2009 |
| 7586832 |
Information recording medium, and recording method and reproducing method thereof |
Sep. 8, 2009 |
| 7583581 |
Information recording medium, and recording method and reproducing method thereof |
Sep. 1, 2009 |
| 7580328 |
Method, medium, and device changing a play mode |
Aug. 25, 2009 |
| 7580338 |
Information recording medium, and recording method and reproducing method thereof |
Aug. 25, 2009 |
| 7580337 |
Information recording medium, and recording method and reproducing method thereof |
Aug. 25, 2009 |
| 7580329 |
Optical recording medium recorded with information in depth direction, and method and apparatus of reproduction therefrom |
Aug. 25, 2009 |
| 7577063 |
Calibration of a focus offset in an optical drive |
Aug. 18, 2009 |
| 7577081 |
Information recording medium, and recording method and reproducing method thereof |
Aug. 18, 2009 |
| 7573788 |
Method for correcting influence of thickness unevenness of recording medium, information recording/reproducing apparatus using the same method and optical head unit |
Aug. 11, 2009 |
| 7573804 |
Information recording medium, and recording method and reproducing method thereof |
Aug. 11, 2009 |
| 7564745 |
Optical pickup and optical disk apparatus |
Jul. 21, 2009 |
| 7564744 |
Clock system for reproducing apparatus and method |
Jul. 21, 2009 |
| 7542381 |
Method and device for track counting in optical recording media |
Jun. 2, 2009 |
| 7539107 |
Optical recording medium, recording method and apparatus for optical recording medium, and reproducing method and apparatus |
May. 26, 2009 |
| 7525880 |
Near-field information reproducing apparatus and near-field information reproducing method |
Apr. 28, 2009 |
| 7518967 |
Position control method and device, and optical disk device |
Apr. 14, 2009 |
| 7489602 |
Apparatus and method for layer jump braking control in an optical drive |
Feb. 10, 2009 |
| 7483346 |
Digital disk read/write device |
Jan. 27, 2009 |
| 7480232 |
Optical disc apparatus |
Jan. 20, 2009 |
| 7471618 |
Method of recording data to an information recording medium |
Dec. 30, 2008 |
| 7468935 |
Optimized tracking method |
Dec. 23, 2008 |
| 7463574 |
Method of recording data to an information recording medium |
Dec. 9, 2008 |
| 7460464 |
Method of recording data to an information recording medium |
Dec. 2, 2008 |
| 7447124 |
Recording/reproducing device |
Nov. 4, 2008 |
| 7447290 |
Apparatus of phase-frequency detector |
Nov. 4, 2008 |
| 7443772 |
Focus offset calibration |
Oct. 28, 2008 |
| 7420889 |
Optical disc tracking control device, tracking control method, and tracking control program |
Sep. 2, 2008 |
| 7420896 |
Information recording apparatus |
Sep. 2, 2008 |
| 7411891 |
Method of transferring data with respect to optical information storage medium having different track pitches |
Aug. 12, 2008 |
| 7406024 |
Method of recording data to an information recording medium |
Jul. 29, 2008 |
| 7400559 |
Information recording medium having a wobbling groove structure |
Jul. 15, 2008 |
| 7397748 |
Optical recording medium, recording method and apparatus for optical recording medium and reproducing method and apparatus |
Jul. 8, 2008 |
| 7394750 |
Information recording medium, and information reproducing apparatus and method |
Jul. 1, 2008 |
| 7391681 |
Information recording medium having a wobbling groove structure |
Jun. 24, 2008 |
| 7391679 |
Information recording medium having a wobbling groove structure |
Jun. 24, 2008 |
| 7391678 |
Information recording medium having a wobbling groove structure |
Jun. 24, 2008 |
| 7388820 |
Optical disc reading and reproducing apparatus |
Jun. 17, 2008 |
| 7385887 |
Address signal position detection apparatus, optical disk playback apparatus, and address signal position detection method |
Jun. 10, 2008 |
| 7382716 |
Information recording carrier and information reproducing apparatus for the same |
Jun. 3, 2008 |
| 7362684 |
Recording/reproducing device |
Apr. 22, 2008 |
| 7355956 |
Data formatting method for recording optical information using dummy data, and optical disk |
Apr. 8, 2008 |
| 7339878 |
Method and apparatus for recording optical information including dummy data, and optical disk having such data recorded thereon |
Mar. 4, 2008 |
| 7319642 |
Method for adjusting focus bias in optical disk device |
Jan. 15, 2008 |
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