ClassID:

198004

G11B7/00454 - 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; Recording, reproducing or erasing methods; Read, write or erase circuits therefor; Recording involving phase-change effects

Recent Application in this class:
#1
20240038264
2024-02-01

Optical memory, optical diffraction element, and recording method

#2
20210304792
2021-09-30

Optical memory devices using a silicon wire grid polarizer and methods of making and using

#3
20210257000
2021-08-19

Information recording device, information playback device, information recording medium and method for multi-values recording optical disc

#4
20200294542
2020-09-17

Optical memory devices using a silicon wire grid polarizer and methods of making and using

#5
20190362755
2019-11-28

Optical memory devices using a silicon wire grid polarizer and methods of making and using

#6
20180047423
2018-02-15

Optical recording medium

#7
20170270957
2017-09-21

Optical medium reproducing apparatus, optical medium reproducing method, and optical medium

#8
20150340089
2015-11-26

Ultrafast quench based nonvolatile bistable device

#9
20150332726
2015-11-19

Optical information recording medium and recording/reproducing device

#10
20150279409
2015-10-01

Optical recording method, optical recording medium, optical recording medium recording apparatus, optical recording apparatus, optical disk, and optical disk recording/reproducing apparatus

#11
20150028098
2015-01-29

System and method for tracking a moving element in a conveyor system

#12
20150024167
2015-01-22

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#13
20140127467
2014-05-08

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#14
20140119167
2014-05-01

Information device and method for performing information processing

#15
20120256104
2012-10-11

Phase change device having phase change recording film, and phase change switching method for phase change recording film

#16
20120251786
2012-10-04

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#17
20120147724
2012-06-14

Optical data storage media and methods for using the same

#18
20120069721
2012-03-22

RECORDING HEAD AND RECORDER

#19
20120020199
2012-01-26

INFORMATION RECORDING MEDIUM AND METHOD FOR MANUFACTURING INFORMATION RECORDING MEDIUM

#20
20120008474
2012-01-12

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

#21
20110212287
2011-09-01

STORAGE MEDIUM, REPRODUCING METHOD, AND RECORDING METHOD

#22
20110164483
2011-07-07

Method and apparatus for recording and reproducing information on and from optical disc

#23
20110164482
2011-07-07

Method and apparatus for recording and reproducing information on and from optical disc

#24
20110134734
2011-06-09

Deterring theft of optical media

#25
20110128837
2011-06-02

METHODS AND DEVICES FOR RECORDING MARKS IN AN INFORMATION LAYER OF AN OPTICAL RECORD CARRIER, AND RECORD CARRIERS FOR USE THEREIN

#26
20110079764
2011-04-07

INFORMATION RECORDING MEDIUM, MANUFACTURING METHOD THEREFOR, AND SPUTTERING TARGET

#27
20110051592
2011-03-03

Optical information recording medium, information recording apparatus, information reproducing apparatus, information recording method, information reproducing method and method for producing optical information recording medium

#28
20110019525
2011-01-27

Heater and memory cell, memory device and recording head including the heater

#29
20110019510
2011-01-27

RECORDING HEAD AND RECORDER

#30
20100285263
2010-11-11

Information recording medium and method for manufacturing thereof

#31
20100279053
2010-11-04

Information recording medium and method for producing same, and sputtering target

#32
20100262985
2010-10-14

Optical storage medium, optical read/write apparatus, and optical read/write method

#33
20100262984
2010-10-14

Optical storage medium, optical read/write apparatus, and optical read/write method

#34
20100262983
2010-10-14

Optical storage medium, optical read/write apparatus, and optical read/write method

#35
20100262982
2010-10-14

Optical storage medium, optical read/write apparatus, and optical read/write method

#36
20100262981
2010-10-14

Optical storage medium, optical read/write apparatus, and optical read/write method

#37
20100254240
2010-10-07

PLL control device and reproduction apparatus with linking portion control

#38
20100232270
2010-09-16

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

#39
20100221480
2010-09-02

Optical recording medium

#40
20100220574
2010-09-02

Information recording medium and recording/reproducing method for the same

#41
20100209653
2010-08-19

Optical information recording medium

#42
20100203280
2010-08-12

Optical recording medium

#43
20100195471
2010-08-05

Optical storage medium, optical read/write apparatus, and optical read/write method

#44
20100157752
2010-06-24

METHOD AND APPARATUS FOR OPTICAL DISC WRITING

#45
20100129735
2010-05-27

PRODUCTION OF STAMPS, MASKS OR TEMPLATES FOR SEMICONDUCTOR DEVICE MANUFACTURING

#46
20100110869
2010-05-06

Information recording carrier and information reproducing apparatus for the same

#47
20100110864
2010-05-06

Information recording carrier and information reproducing apparatus for the same

#48
20100103721
2010-04-29

Heater and memory cell, memory device and recording head including the heater

#49
20100074072
2010-03-25

RECORDING METHOD, INFORMATION RECORDING APPARATUS, INFORMATION RECORDING MEDIUM, REPRODUCTION METHOD AND INFORMATION REPRODUCTION APPARATUS

#50
20100039922
2010-02-18

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#51
20100027399
2010-02-04

Information Recording Method, Information Recording Medium and Information Recording Apparatus

#52
20100027398
2010-02-04

OPTICAL DISC DEVICE AND RECORDING DEVIATION AMOUNT TRANSFER METHOD

#53
20100020665
2010-01-28

Method and device for recording marks representing data in an information layer of an optical record carrier

#54
20090310446
2009-12-17

Signal detecting device and signal detecting method

#55
20090303846
2009-12-10

Method and apparatus for recording and reproducing information on and from optical disc

#56
20090231988
2009-09-17

Information recording carrier and information reproducing apparatus for the same

#57
20090231987
2009-09-17

Information recording carrier and information reproducing apparatus for the same

#58
20090148649
2009-06-11

Phase change magnetic material

#59
20090129232
2009-05-21

Storage medium, reproducing method, and recording method

#60
20090129223
2009-05-21

Phase-change optical information recording medium and method for recording and recording apparatus using the same

#61
20090126589
2009-05-21

PATTERNING PROCESS

#62
20090123686
2009-05-14

Optical recording material and cyanine compound

#63
20090122690
2009-05-14

Optical disc including a learning area having first and second regions, and methods for reproducing and recording data on the optical disc

#64
20090097369
2009-04-16

Method for adjusting recording power

#65
20090095953
2009-04-16

Phase change materials and associated memory devices

#66
20090086608
2009-04-02

Information recording medium and method for manufacturing same

#67
20090080310
2009-03-26

Optical disk recording method, optical disk device, program, and recording medium

#68
20090073834
2009-03-19

Method of and apparatus for recording data on optical recording medium

#69
20090040901
2009-02-12

Information recording method and apparatus with suppressed mark edge jitters

#70
20090034393
2009-02-05

Information recording method and apparatus with suppressed mark edge jitters

#71
20090022047
2009-01-22

OPTICAL RECORDING MEDIUM AND METHOD OF RECORDING VISIBLE INFORMATION

#72
20090022046
2009-01-22

Information recording carrier and information reproducing apparatus for the same

#73
20090022045
2009-01-22

Information recording carrier and information reproducing apparatus for the same

#74
20090022030
2009-01-22

OPTICAL INFORMATION MEDIUM

#75
20090003174
2009-01-01

Information recording medium and method of manufacturing the same

#76
20090001289
2009-01-01

Recording Medium

#77
20080310270
2008-12-18

Information recording method and apparatus with suppressed mark edge jitters

#78
20080310264
2008-12-18

Information recording method and apparatus with suppressed mark edge jitters

#79
20080305293
2008-12-11

Two-layered optical recording medium

#80
20080291813
2008-11-27

Information recording carrier and information reproducing apparatus for the same

#81
20080285400
2008-11-20

Recording Apparatus and Recording Method

#82
20080253272
2008-10-16

REWRITABLE OPTICAL DATA STORAGE MEDIUM AND USE OF SUCH A MEDIUM

#83
20080247302
2008-10-09

RECORDING MEDIUM, RECORDING METHOD, REPRODUCTION METHOD, RECORDING APPARATUS AND REPRODUCTION APPARATUS

#84
20080247299
2008-10-09

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

#85
20080225777
2008-09-18

Method and Device for Controlling Write Power in a Recordable Optical Storage System

#86
20080219116
2008-09-11

Optical information recording method, optical information recording apparatus, and optical information recording medium

#87
20080212454
2008-09-04

Information recording method and apparatus with suppressed mark edge jitters

#88
20080212438
2008-09-04

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

#89
20080205237
2008-08-28

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

#90
20080192617
2008-08-14

Information recording method and apparatus with suppressed mark edge jitters

#91
20080182058
2008-07-31

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#92
20080165658
2008-07-10

Information recording carrier and information reproducing apparatus for the same

#93
20080152936
2008-06-26

Methods For Mastering And Mastering Substrate

#94
20080145587
2008-06-19

OPTICAL RECORDING MEDIUM

#95
20080137504
2008-06-12

Method Of Writing Data On A Master Substrate For Optical Recording

#96
20080123489
2008-05-29

Method and apparatus for recording data on optical recording medium

#97
20080042167
2008-02-21

Phase change materials and associated memory devices

#98
20080037406
2008-02-14

Optical Recording Medium

#99
20080019241
2008-01-24

Optical information recording method, optical information recording and reproducing device, and optical information recording medium

#100
20070297310
2007-12-27

Advanced high density data write strategy

#101
20070283378
2007-12-06

Optical recording medium, and method for initializing the optical recording medium

#102
20070263527
2007-11-15

METHOD AND APPARATUS FOR RECORDING/REPRODUCING OPTICAL INFORMATION

#103
20070261068
2007-11-08

Optical recording medium

#104
20070259150
2007-11-08

Optical storage medium

#105
20070248785
2007-10-25

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

#106
20070237062
2007-10-11

Phase-change type optical recording medium and reproduction method and apparatus for such a recording medium

#107
20070237060
2007-10-11

Rewritable optical recording medium and optical recording method

#108
20070237049
2007-10-11

Information recording method, information recording medium and information recording apparatus

#109
20070230323
2007-10-04

Recording head and recorder

#110
20070230314
2007-10-04

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

#111
20070206486
2007-09-06

Information recording carrier and information reproducing apparatus for the same

#112
20070206463
2007-09-06

Information Recording Medium

#113
20070190460
2007-08-16

Optical recording/reproducing method

#114
20070183288
2007-08-09

Method and device for recording marks in an information layer of an optical record carrier

#115
20070177477
2007-08-02

Rewritable optical recording medium, recording method on the same, and optical disc recording/retrieving apparatus

#116
20070159945
2007-07-12

Rewritable optical recording medium and optical recording method

#117
20070154673
2007-07-05

Information recording medium and method for manufacturing the same

#118
20070153661
2007-07-05

Storage medium, reproducing method, and recording method

#119
20070140089
2007-06-21

Optical storage medium, optical read/write apparatus, and optical read/write method

#120
20070140076
2007-06-21

Method and apparatus for writing optically readable data onto an optical data

#121
20070134463
2007-06-14

Storage media and associated method

#122
20070134462
2007-06-14

Storage media and associated method

#123
20070133379
2007-06-14

Information storage medium including a system lead-in area, a connection area, a data lead-in area and a data area

#124
20070133378
2007-06-14

Optical storage medium, optical read/write apparatus, and optical read/write method

#125
20070133371
2007-06-14

Optical storage medium, optical read/write apparatus, and optical read/write method

#126
20070127342
2007-06-07

Rewritable optical recording medium, recording method on the same, and optical disc recording/retrieving apparatus

#127
20070104918
2007-05-10

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#128
20070104080
2007-05-10

Storage medium including a burst cutting area (BCA)

#129
20070091784
2007-04-26

Storage medium including a burst cutting area (BCA)

#130
20070082167
2007-04-12

Optical media

#131
20070077525
2007-04-05

Multi-level layer

#132
20070070874
2007-03-29

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

#133
20070070827
2007-03-29

Record carrier, device and method of scanning the record carrier

#134
20070058514
2007-03-15

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

#135
20070053263
2007-03-08

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

#136
20070041299
2007-02-22

An information recording method an optical information recording medium and an information recording apparatus

#137
20070037093
2007-02-15

Information-recording medium

#138
20070036062
2007-02-15

Information recording carrier and information reproducing apparatus for the same

#139
20070036061
2007-02-15

Information recording carrier and information reproducing apparatus for the same

#140
20070008837
2007-01-11

Optical disc including a learning area having first and second regions, and methods for reproducing and recording data on the optical disc

#141
20070003730
2007-01-04

Information recording medium

#142
20060289850
2006-12-28

Phase change memory and phase change recording medium

#143
20060285466
2006-12-21

Method for adjusting write strategy

#144
20060280111
2006-12-14

Optical storage medium and optical recording method

#145
20060280043
2006-12-14

Optical data storage and retrieval systems utilizing dual energy sources

#146
20060275712
2006-12-07

Method for fabrication of physical patterns and the method for fabrication of device using the same

#147
20060274626
2006-12-07

Multi-layered rewritable optical disc recording apparatus and recording method

#148
20060262711
2006-11-23

Optical information recording medium, and information recording method and information reproducing method using the same

#149
20060262680
2006-11-23

Optical disc device optical head and photo-detection device thereof

#150
20060256702
2006-11-16

PHASE-CHANGE TYPE OPTICAL INFORMATION RECORDING MEDIUM

#151
20060245333
2006-11-02

Optical data storage and systems utilizing plasmon lenses

#152
20060245328
2006-11-02

Method and apparatus for recording data on optical recording medium

#153
20060233998
2006-10-19

Optical recording medium, method for manufacturing the same, sputtering target, method for using optical recording medium, and optical recording apparatus

#154
20060233060
2006-10-19

Information recording and reproducing apparatus, information recording medium and information recording apparatus

#155
20060228649
2006-10-12

Optical recording medium

#156
20060210925
2006-09-21

Storage medium, reproducing method, and recording method

#157
20060209658
2006-09-21

Optical recording medium and method of recording to the same

#158
20060208932
2006-09-21

Optical disk drive

#159
20060204708
2006-09-14

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#160
20060203678
2006-09-14

Method and device for recording optical data

#161
20060203676
2006-09-14

Method of and apparatus for recording data on optical recording medium

#162
20060203630
2006-09-14

Information storage medium and method of recording and/or reproducing data on and/or from the same

#163
20060203629
2006-09-14

Information storage medium and method of recording and/or reproducing data on and/or from the same

#164
20060193231
2006-08-31

Optical multilayer disk, multiwavelength light source, and optical system using them

#165
20060188686
2006-08-24

Optical recording medium, recording material, method of producing optical recording medium and optical recording, reading and rewriting method

#166
20060188685
2006-08-24

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#167
20060182009
2006-08-17

Data erase method for rewritable phase change type recording medium

#168
20060181986
2006-08-17

Phase change medium erasable at low speed and recordable at high speed and a driving device for such a medium

#169
20060172108
2006-08-03

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#170
20060172107
2006-08-03

Metal alloys for the reflective or semi-reflective layer of an optical storage medium

#171
20060165946
2006-07-27

Optical storage medium

#172
20060153051
2006-07-13

Optical recording medium, optical recording/reproducing apparatus, optical, recording apparatus and optical reproducing apparatus, data recording/reproducing method for optical recording medium, and data recording method and data reproducing method

#173
20060140096
2006-06-29

Optical recording method, optical recording apparatus and optical storage medium

#174
20060140094
2006-06-29

Optical recording method, optical recording medium, optical recording medium recording apparatus, optical recording apparatus, optical disk, and optical disk recording/reproducing apparatus

#175
20060140085
2006-06-29

Optical disk apparatus for recording data on multilayer optical disk

#176
20060140070
2006-06-29

Optical information reproduction device

#177
20060120241
2006-06-08

Method and apparatus for recording information

#178
20060118783
2006-06-08

Structure for optical device and method of fabricating the same

#179
20060114755
2006-06-01

Deterring theft of optical media

#180
20060109767
2006-05-25

Optical disc device

#181
20060109577
2006-05-25

Rewritable optical record carrier

#182
20060092802
2006-05-04

Drive signal optimization in optical recording systems

#183
20060077765
2006-04-13

Super resolution information storage medium, method of making reproducing signal stable, and apparatus for recording/reproducing data on/from the super resolution information storage medium

#184
20060072442
2006-04-06

Phase change materials for storage media

#185
20060072437
2006-04-06

Information recording process for producing the same and optical information recording and reproducing device

#186
20060072410
2006-04-06

Laser power selecting method, information recording medium, and information recording device

#187
20060067203
2006-03-30

Optical recording medium and method of manufacturing thereof, and recording and reproducing method

#188
20060067186
2006-03-30

Information recording and/or reproducing apparatus, information recording and/or reproducing method, and phase-change recording medium for use in the apparatus and the methods

#189
20060067185
2006-03-30

Method and apparatus for recording and reproducing information on and from optical disc

#190
20060067184
2006-03-30

Method and apparatus for recording and reproducing information on and from optical disc

#191
20060050620
2006-03-09

Optical scanning device

#192
20060040088
2006-02-23

Information reproduction method and information recording medium

#193
20060035172
2006-02-16

Optical recording medium, and, method and apparatus for optical recording and reproducing using optical recording medium

#194
20060023588
2006-02-02

Optical information recording method and apparatus for multiple recording layer medium

#195
20060018226
2006-01-26

Optical information recording apparatus and method and processing circuit

#196
20060013987
2006-01-19

Optical recording medium

#197
20060013114
2006-01-19

Optical recording medium, optical recording method, and optical recording apparatus

#198
20060007846
2006-01-12

Optical information recording medium

#199
20050281162
2005-12-22

Laser drive system reduced EMI noise

#200
20050265199
2005-12-01

Information recording medium recording method, information recording/playback apparatus, and information recording medium

#201
20050265197
2005-12-01

Method of generating a recording pulse train in accordance with a NRZI signal for recording information to a recording medium

#202
20050265196
2005-12-01

Method for reproducing information data from a recording medium having dummy data shifted at random

#203
20050265165
2005-12-01

Information-recording method and information-recording medium

#204
20050259561
2005-11-24

Optical disc including a plurality of data layers

#205
20050259555
2005-11-24

Information recording method and apparatus with suppressed mark edge jitters

#206
20050254388
2005-11-17

Information recording method, information recording medium and information recording apparatus

#207
20050244604
2005-11-03

Optical recording medium and optical recording process using the same

#208
20050243706
2005-11-03

Rewritable optical data storage medium and use of such a medium

#209
20050243684
2005-11-03

Optical recording apparatus capable of changing the length of synchronization portions

#210
20050243683
2005-11-03

Optical recording apparatus capable of changing the length of synchronization portions

#211
20050243682
2005-11-03

Optical recording apparatus and related method

#212
20050243680
2005-11-03

Information recording method, information recording medium and information recording apparatus

#213
20050243679
2005-11-03

Information recording method, information recording medium and information recording apparatus

#214
20050237890
2005-10-27

Information recording method and apparatus with suppressed mark edge jitters

#215
20050227176
2005-10-13

Rewritable optical storage medium and use of such medium

#216
20050226128
2005-10-13

Multi-stack optical data storage medium and use of such medium

#217
20050219982
2005-10-06

Method and device for recording marks representing data in an information layer of an optical record carrier

#218
20050213465
2005-09-29

Method of writing multi-level data using adjusted recording waveform

#219
20050207331
2005-09-22

Multilayer phase-change information recording medium, and method for recording and reproducing using the same

#220
20050207327
2005-09-22

Recording method using reaction and diffusion, recording medium recorded on using the recording method, and recording/reproducing apparatus for the recording medium

#221
20050207310
2005-09-22

Recording and retrieving method on rewritable optical recording medium

#222
20050202204
2005-09-15

Information recording medium and method for manufacturing the same

#223
20050202203
2005-09-15

Optical information recording medium, and manufacturing method, recording method, and recording apparatus thereof

#224
20050201241
2005-09-15

Recording medium, recording apparatus and recording method

#225
20050185558
2005-08-25

Recording medium, recording apparatus and recording method

#226
20050185546
2005-08-25

Optical recording/reproducing apparatus with APC and ACC processes

#227
20050180286
2005-08-18

Recording medium, recording apparatus and recording method

#228
20050175822
2005-08-11

Phase-change recording material and information recording medium

#229
20050170134
2005-08-04

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#230
20050163032
2005-07-28

Multilayer record carrier with shifted recording start and stop positions

#231
20050163030
2005-07-28

Optical recording medium and recording method for the same

#232
20050163028
2005-07-28

Optical recording medium and recording method for the same

#233
20050163027
2005-07-28

Optical recording medium and recording method for the same

#234
20050163025
2005-07-28

Optical recording medium having dual information surfaces

#235
20050163009
2005-07-28

Optical recording medium and recording method for the same

#236
20050157633
2005-07-21

Method and apparatus for recording/reproducing optical information

#237
20050156150
2005-07-21

Phase change memory and phase change recording medium

#238
20050135201
2005-06-23

Optical disk apparatus and method for recording data by utilizing an overwrite technique or a two-path write technique

#239
20050106508
2005-05-19

Method of fabricating devices and observing the same

#240
20050105437
2005-05-19

Recording apparatus and recording method

#241
20050099924
2005-05-12

Methods and devices for recording marks in an information layer of an optical record carrier, and record carriers for use therein

#242
20050094533
2005-05-05

Storage device based on phase-change modulated luminescence

#243
20050094529
2005-05-05

Recording method for a phase change optical disc

#244
20050089799
2005-04-28

Optical information recording medium, producing method thereof and method of recording/erasing/reproducing information

#245
20050089798
2005-04-28

Method of recording information in optical recording medium, information recording, apparatus and optical recording medium

#246
20050088943
2005-04-28

Information recording method and apparatus with suppressed mark edge jitters

#247
20050088921
2005-04-28

Information recording medium having pair of electrodes

#248
20050078594
2005-04-14

Method of recording information, equipment thereof and information recording medium

#249
20050078577
2005-04-14

Data recording or erasing method for an optical recording medium

#250
20050074694
2005-04-07

Information recording medium and method for manufacturing the same

#251
20050064334
2005-03-24

Information recording medium

#252
20050058055
2005-03-17

Optical recording medium, recording material, method of producing optical recording medium, and optical recording, reading and rewriting method

#253
20050052971
2005-03-10

Recording medium, recording device, recording method, and recording program

#254
20050042408
2005-02-24

Optical recording medium

#255
20050042406
2005-02-24

Metal alloys for the reflective or the semi-reflective layer of an optical storage medium

#256
20050031484
2005-02-10

Phase change recording film having high electric resistance and sputtering target for forming phase change recording film

#257
20050025036
2005-02-03

Rewritable recording medium capable of changing the length and start position of synchronization portion

#258
20050007941
2005-01-13

Information storage medium and method of recording and/or reproducing data on and/or from the same

#259
20050007938
2005-01-13

Phase-change optical information recording medium and information recording and reading method using the recording medium