ClassID:

198171

G11B7/24088 - CPC Classification

Classification description:

Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation , reproducing using an optical beam at lower power ; Record carriers therefor; Record carriers characterised by shape, structure or physical properties, or by the selection of the material; Tracks or pits; Shape, structure or physical properties thereof; Pits for storing more than two values, i.e. multi-valued recording for data or prepits

Recent Application in this class:
#1
20210383835
2021-12-09

Recording apparatus, recording method, reproduction apparatus, reproduction method, recording medium, encoding apparatus, and decoding apparatus

#2
20180144772
2018-05-24

Optical disk device and large-scale optical disk device

#3
20180130533
2018-05-10

Electric field storage device

#4
20150055445
2015-02-26

Optical information recording medium having super-resolution film

#5
20140321256
2014-10-30

Optical information recording medium having super-resolution film

#6
20140070114
2014-03-13

Method for writing and reading data by fluorescence on a light-sensitive substrate, and related substrate and devices

#7
20120170437
2012-07-05

Non-binary holograms for increased capacity

#8
20110149298
2011-06-23

SPATIAL WAVEFRONT ANALYSIS AND 3D MEASUREMENT

#9
20110080815
2011-04-07

Optical recording and reproducing apparatus

#10
20110044147
2011-02-24

Multilevel data structure

#11
20100188272
2010-07-29

Method and apparatus for embedding second code into optical disc data by data modulation rule variation

#12
20100149960
2010-06-17

Information recording medium having a wobbling groove structure

#13
20100118687
2010-05-13

OPTICAL INFORMATION RECORDING APPARATUS, OPTICAL INFORMATION RECORDING METHOD, OPTICAL INFORMATION REPRODUCING APPARATUS, OPTICAL INFORMATION REPRODUCING METHOD, AND OPTICAL INFORMATION RECORDING MEDIUM

#14
20100018955
2010-01-28

DEVICE FOR RECORDING GRAPHICAL DATA ON A MEDIUM

#15
20090285058
2009-11-19

Mastering device, disc manufacturing method, disc-shaped recording medium, disc reproduction device, and disc reproduction method

#16
20090279412
2009-11-12

Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information

#17
20090244627
2009-10-01

Chromatics-based reading and writing system and method thereof

#18
20090243155
2009-10-01

Method of strong images and corresponding storage medium

#19
20090080026
2009-03-26

Method of expression, recording, reproduction, and communication of computer object using color, apparatus for recording and/or reproduction, recording medium, and method of preparation of code

#20
20090073865
2009-03-19

Information recording medium having a wobbling groove structure

#21
20090073864
2009-03-19

Information recording medium having a wobbling groove structure

#22
20090073863
2009-03-19

Information recording medium having a wobbling groove structure

#23
20090052312
2009-02-26

RECORDING APPARATUS, REPRODUCING APPARATUS, RECORDING METHOD, REPRODUCING METHOD, AND RECORDING MEDIUM

#24
20090046543
2009-02-19

IMAGE PROCESSING SYSTEM AND METHOD FOR SILHOUETTE RENDERING AND DISPLAY OF IMAGES DURING INTERVENTIONAL PROCEDURES

#25
20090011169
2009-01-08

Write-once-read-many optical recording medium

#26
20080285399
2008-11-20

Recorder, Player, and Recorder/Player

#27
20080279087
2008-11-13

Method for Multi-Level Recording and Reproduction of Information and Apparatus Therefor

#28
20080219141
2008-09-11

Information recording medium having a wobbling groove structure

#29
20080212430
2008-09-04

Method and System for Scanning an Information Carrier Via One-Dimensional Scanning

#30
20080212417
2008-09-04

Multivalued information reproducing Method and multivalued information reproducing apparatus

#31
20080165643
2008-07-10

Multivalued information reproducing method and multivalued information reproducing apparatus

#32
20080165634
2008-07-10

Enhanced data storage and retrieval devices and systems and methods for utilizing the same

#33
20080159100
2008-07-03

Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information

#34
20080100889
2008-05-01

Method for producing a security mark on an optical data carrier

#35
20080084806
2008-04-10

Optical recording medium, recording method of information on optical recording medium and reproducing method thereof

#36
20080084801
2008-04-10

Optical pickup apparatus and optical reproducing method

#37
20080062841
2008-03-13

Recording/Reproduction Method for Optical Recording Medium, Recording Condition Determining Method, Recording Method Optical Disk Apparatus, Program, and Recording Medium Thereof

#38
20080037406
2008-02-14

Optical Recording Medium

#39
20080019238
2008-01-24

Record Carrier And Methods For Writting A Record Carrier

#40
20070297318
2007-12-27

Mastering device, disc manufacturing method, disc-shaped recording medium, disc reproduction device, and disc reproduction method

#41
20070297310
2007-12-27

Advanced high density data write strategy

#42
20070242593
2007-10-18

Method and device for reading information from optical disc

#43
20070223341
2007-09-27

Optical Information recording/reproducing apparatus

#44
20070217322
2007-09-20

Process for producing stamper of multi-valued ROM disc, apparatus for producing the same, and resulting disc

#45
20070206480
2007-09-06

Polarization state detector systems and methods for read-out of multilevel oriented nano-structure optical media

#46
20070206453
2007-09-06

Multilevel nano-structure optical media with oriented tracking marks

#47
20070195672
2007-08-23

Writeable optical recording of multilevel oriented nano-structure discs

#48
20070153664
2007-07-05

Pattern recognition type optical memory and optical read/write device and method for reading and writing data from or to the memory

#49
20070133384
2007-06-14

Information recording medium having a wobbling groove structure

#50
20070133383
2007-06-14

Information recording medium having a wobbling groove structure

#51
20070121465
2007-05-31

Information reproducing method judging a multivalued level of a present cell by referring to judged multivalued levels of a preceding cell and an ensuing cell

#52
20070104067
2007-05-10

Data recording/reproducing device

#53
20070091759
2007-04-26

Recording strategy in multilevel recording

#54
20070090861
2007-04-26

Optical flip-flop based read-out arrangement

#55
20070086289
2007-04-19

Information recording medium having a wobbling groove structure

#56
20070086287
2007-04-19

Information recording medium having a wobbling groove structure

#57
20070070874
2007-03-29

Recording apparatus and method for recording information on a record carrier in the form of contiguous pit-marks

#58
20070064572
2007-03-22

Optical data encoding and detection

#59
20070053266
2007-03-08

Device and method for reading multilayer optical disk

#60
20070050790
2007-03-01

Optical information recording/reproducing method

#61
20070025217
2007-02-01

Method and apparatus for detecting phase error information in multilevel recording/reproduction system

#62
20060280071
2006-12-14

Recorder, a disc and a method for recording information on a disc

#63
20060280069
2006-12-14

Multi-level information reproducing method

#64
20060269872
2006-11-30

Structure and method for manufacturing thereof, medium for forming structure, and optical recording medium and method for reproducing thereof

#65
20060262694
2006-11-23

Information recording method, information recording apparatus, optical disk, program and computer readable recording medium

#66
20060233095
2006-10-19

Dual-layer phase-change information recording medium and recording method thereof

#67
20060221796
2006-10-05

Massively multi-level optical data storage using subwavelength sized nano-grating structures

#68
20060209648
2006-09-21

Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information

#69
20060203706
2006-09-14

Multilevel read-only optical disk and method for producing the same

#70
20060183053
2006-08-17

Method for recording information on a record carrier, a record carrier and a recording device

#71
20060165419
2006-07-27

Apparatus for multilevel optical recording

#72
20060120257
2006-06-08

Apparatus for recording angular multiplexed pits

#73
20060120242
2006-06-08

Information reproducing method judging a multivalued level of a present cell by referring to judged multivalued levels of a preceding cell and an ensuing cell

#74
20060109769
2006-05-25

Method and apparatus for recording and reproducing multi-level information

#75
20060103880
2006-05-18

Method of recording a computer object using color enabled by a recording device and communication device

#76
20060103865
2006-05-18

Method of expression, recording, reproduction, and communication of computer object using color, apparatus for recording and/or reproduction, recording medium, and method of preparation of code

#77
20060072448
2006-04-06

Information recording medium having a wobbling groove structure

#78
20060072447
2006-04-06

Information recording medium having a wobbling groove structure

#79
20060072428
2006-04-06

Fabrication of digital media using ion beam technology

#80
20060072425
2006-04-06

Array-based optical head

#81
20060067198
2006-03-30

Information recording method for recording multi-value data in optimum recording condition

#82
20060050427
2006-03-09

Multi-dimensional coding for high-density storage media applications

#83
20060031868
2006-02-09

Information recording medium, information recording apparatus and information reproduction apparatus for the same

#84
20060028962
2006-02-09

Method and system for encoding and detecting optical information

#85
20060013119
2006-01-19

Optical recording medium having relationship between pit depths, wavelength and refractive index

#86
20060003136
2006-01-05

Write-once-read-many optical recording media and process for recording and reproducing information on the media

#87
20050281187
2005-12-22

Optical memory device and optical reproducing device

#88
20050270959
2005-12-08

Recording method for optical recording medium, and optical recording apparatus

#89
20050265216
2005-12-01

Optical reproduction method, optical pickup device, optical reproduction device, and optical recording medium

#90
20050238122
2005-10-27

Data detector system

#91
20050213465
2005-09-29

Method of writing multi-level data using adjusted recording waveform

#92
20050213462
2005-09-29

Multi-level information reproducing method, multi-level information recording medium, multi-level information waveform equalizing device, multi-level information reproducing apparatus, multi-level information recording apparatus, signal processing method, reproduced signal processing circuit and optical disk apparatus

#93
20050195730
2005-09-08

Optical disk, signal generation method, clock signal generation method, and optical disk device

#94
20050185233
2005-08-25

Hologram recording and reproduction method, hologram recording and reproduction apparatus, and hologram recording medium

#95
20050157634
2005-07-21

Optical disk with plural signal mark positions in a direction substantially perpendicular to tracks

#96
20050147020
2005-07-07

Writing scheme for an optical recording medium

#97
20050141384
2005-06-30

Creation of synchronization marks in multilevel optical data storage

#98
20050122889
2005-06-09

Mastering device, disc manufacturing method, disc-shaped recording medium, disc reproduction device, and disc reproduction method

#99
20050105728
2005-05-19

Information recording medium, usage management method, and usage management apparatus

#100
20050099931
2005-05-12

Information storage medium, playback and recording method

#101
20050083561
2005-04-21

Hologram recording/reproducing apparatus and hologram recording/reproducing method

#102
20050078591
2005-04-14

Bit-wise optical data storage utilizing aluminum oxide single crystal medium

#103
20050018567
2005-01-27

Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information

#104
20050013234
2005-01-20

Multilevel optical recording medium with calibration signals

#105
20050013205
2005-01-20

Enhanced data storage and retrieval devices and systems and methods for utilizing the same

#106
20050011950
2005-01-20

Optical readout device

#107
20050007893
2005-01-13

Magneto-optical storage medium capable of recording plural rows of marks on each track

#108
20050007840
2005-01-13

Optical recording method using multiplexer and plural pieces of data bits

#109
20050007603
2005-01-13

Spatial wavefront analysis and 3D measurement