Patents-Review.com
ClassID:

198024 ⎘

G11B7/00718 - 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; Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track Groove and land recording, i.e. user data recorded both in the grooves and on the lands

Recent Application in this class:
#1
20230018411
2023-01-19

Optical recording medium

 #2
20210390981
2021-12-16

Reproduction apparatus and reproduction method

 #3
20190035425
2019-01-31

Reproducing apparatus and reproducing method

 #4
20180286454
2018-10-04

High density optical disk processing apparatus, method, and computer-readable medium

 #5
20180197572
2018-07-12

Optical recording medium having a plurality of recording layers capable of suppressing off-track

 #6
20180082712
2018-03-22

Storage tape wobble decoder and method

 #7
20180005662
2018-01-04

Playing apparatus and playing method

 #8
20170345454
2017-11-30

Information processing device, information recording medium, information processing method, and program

 #9
20170206923
2017-07-20

Optical recording medium having condition management area for managing the recording condition of management information

 #10
20170133050
2017-05-11

Optical information recording medium and optical information recording medium reproducing device

 #11
20170133049
2017-05-11

Optical medium reproduction device and optical medium reproduction method

 #12
20170117012
2017-04-27

Writing method of data, reading method of data, and optical disc drive

 #13
20170117011
2017-04-27

Optical medium reproduction apparatus and optical medium reproduction method

 #14
20170103780
2017-04-13

Optical disk, optical disk recording method, optical disk recording device, and integrated circuit

 #15
20170040033
2017-02-09

Write-once storage medium capable of recording data blocks on both land and groove of spiral track

 #16
20170011767
2017-01-12

Optical recording medium having a plurality of recording layers capable of suppressing off-track

 #17
20160293200
2016-10-06

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

 #18
20160254019
2016-09-01

Recording and reproducing apparatus

 #19
20160225400
2016-08-04

Optical disc device and spherical aberration error signal detection method

 #20
20160196848
2016-07-07

Optical medium reproduction apparatus and optical medium reproduction method

 #21
20160155468
2016-06-02

Optical medium reproduction apparatus and method of reproducing optical medium

 #22
20160111122
2016-04-21

Optical disc capable of recording address information with the same modulation on sides of adjacent grooves

 #23
20160111121
2016-04-21

Optical disc medium and optical disc device

 #24
20150380041
2015-12-31

Optical disc information device and information processing device

 #25
20150179207
2015-06-25

Optical disc medium and optical disc device

 #26
20150138942
2015-05-21

Optical disk information device and information processing device

 #27
20150103640
2015-04-16

Optical information recording medium and optical information recording medium reproducing device

 #28
20140160908
2014-06-12

OPTICAL DISK RECORDING MEDIUM, OPTICAL DISK DEVICE, AND RECORDING METHOD

 #29
20140153374
2014-06-05

Optical disc with pre-recorded and recordable regions and method of forming the disc

 #30
20140149661
2014-05-29

Information carrier comprising access information

 #31
20140146656
2014-05-29

Optical disc with pre-recorded and recordable regions and method of forming the disc

 #32
20140146655
2014-05-29

Optical disc with pre-recorded and recordable regions and method of forming the disc

 #33
20140119170
2014-05-01

Optical recording medium

 #34
20140086037
2014-03-27

Optical information recording medium and optical information recording medium playback apparatus

 #35
20140036652
2014-02-06

Optical information recording medium, recording and reproduction method, and recording and reproduction device

 #36
20140036651
2014-02-06

Reproducing device and reproducing method

 #37
20130336100
2013-12-19

OPTICAL INFORMATION RECORDING MEDIUM, AND SUBSTRATE AND MANUFACTURING METHOD FOR THE OPTICAL INFORMATION RECORDING MEDIUM

 #38
20130336097
2013-12-19

Optical-information recording medium and playback apparatus

 #39
20130322228
2013-12-05

Optical information recording medium and optical information recording medium reproducing apparatus

 #40
20130322222
2013-12-05

OPTICAL INFORMATION RECORDING MEDIUM AND REPRODUCING APPARATUS

 #41
20130107689
2013-05-02

Header region evaluation circuit, optical disk apparatus, and header region evaluation method

 #42
20130100784
2013-04-25

Information carrier comprising access information

 #43
20130083644
2013-04-04

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #44
20120140611
2012-06-07

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #45
20120140610
2012-06-07

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #46
20120120783
2012-05-17

GUIDE-LAYER SEPARATED OPTICAL DISK, OPTICAL DISK DRIVE APPARATUS, AND TRACKING CONTROL METHOD

 #47
20120113788
2012-05-10

Information carrier comprising access information

 #48
20110286320
2011-11-24

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #49
20110286318
2011-11-24

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #50
20110286317
2011-11-24

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #51
20110286316
2011-11-24

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #52
20110222384
2011-09-15

OPTICAL DISC DEVICE AND OPTICAL DISC DEVICE DRIVE METHOD

 #53
20110149699
2011-06-23

Information recording medium, and recording method and reproducing method thereof

 #54
20110134743
2011-06-09

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #55
20110134739
2011-06-09

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #56
20110134728
2011-06-09

Disc-shaped recording medium, cutting apparatus for same, and disc drive

 #57
20110122743
2011-05-26

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #58
20110122742
2011-05-26

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #59
20110107111
2011-05-05

Information carrier comprising access information and dummy information

 #60
20100271915
2010-10-28

System and method for generating output signals indicating specific areas on an optical disc utilizing a protection means

 #61
20100262985
2010-10-14

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

 #62
20100262984
2010-10-14

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

 #63
20100262983
2010-10-14

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

 #64
20100262982
2010-10-14

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

 #65
20100262981
2010-10-14

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

 #66
20100202279
2010-08-12

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #67
20100195471
2010-08-05

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

 #68
20100195467
2010-08-05

Optical disc recording/reproducing apparatus

 #69
20100157783
2010-06-24

Land/groove track and pickup head movement direction detection

 #70
20100157753
2010-06-24

METHOD FOR REPRODUCING A SIGNAL FROM AN OPTICAL DISC, AND OPTICAL DISC DRIVE

 #71
20100135134
2010-06-03

Systems and methods for recording optical information

 #72
20100124156
2010-05-20

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #73
20100110870
2010-05-06

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #74
20100091639
2010-04-15

OPTICAL RECORDING MEDIUM FOR PERFORMING SUPER RESOLUTION REPRODUCTION AND OPTICAL RECORDING AND REPRODUCTION METHOD THEREOF

 #75
20100034066
2010-02-11

Method for adjusting recording power and optical disk apparatus

 #76
20100027384
2010-02-04

OPTICAL HEAD DEVICE, OPTICAL INFORMATION RECORDING/REPRODUCING DEVICE AND ERROR SIGNAL GENERATION METHOD

 #77
20100008199
2010-01-14

Method and system for controlling optical pick-up head locked to track center of optical storage medium

 #78
20090323507
2009-12-31

Apparatus and method for converting groove/land polarity upon groove/land track change on optical medium

 #79
20090316542
2009-12-24

INFORMATION RECORDING DEVICE AND METHOD, AND COMPUTER PROGRAM

 #80
20090290470
2009-11-26

Information recording medium, and recording method and reproducing method thereof

 #81
20090268600
2009-10-29

INFORMATION RECORDING MEDIUM IN WHICH PRE-PIT IS FORMED AND RECORDING/REPRODUCING APPARATUS AND METHOD

 #82
20090238047
2009-09-24

Method and apparatus for controlling record and reproduction of optical record medium

 #83
20090207709
2009-08-20

Focus control device, and optical disc device

 #84
20090185464
2009-07-23

Laser power control method and optical information recording/reproducing device

 #85
20090168615
2009-07-02

PARAMETER ADJUSTING METHOD AND DATA RECORDING/REPRODUCING DEVICE

 #86
20090161526
2009-06-25

Disc-shaped recording medium, cutting apparatus for same, and disc drive

 #87
20090161503
2009-06-25

METHOD AND OPTICAL DRIVE FOR DETECTING A HEADER REGION ON AN OPTICAL CARRIER

 #88
20090116371
2009-05-07

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #89
20090116370
2009-05-07

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #90
20090067317
2009-03-12

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #91
20090059779
2009-03-05

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #92
20090059762
2009-03-05

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #93
20090059747
2009-03-05

RECORDING CONDITION ADJUSTMENT METHOD FOR INFORMATION RECORDING MEDIUM AND INFORMATION RECORDING/REPRODUCING APPARATUS

 #94
20090034375
2009-02-05

METHOD AND APPARATUS OF SEEK END POLARITY DETECDTION FOR OPTICAL DISK DRIVE

 #95
20090022032
2009-01-22

Optical pickup unit and optical disk apparatus having a phase-differing periodic structure

 #96
20090022017
2009-01-22

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #97
20090022016
2009-01-22

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #98
20090010146
2009-01-08

Optical disk drive for scanning an optical disk carrying a groove with a wobble

 #99
20080316880
2008-12-25

Information recording medium, and recording method and reproducing method thereof

 #100
20080291814
2008-11-27

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #101
20080273446
2008-11-06

Recording medium, information recording and reproducing method, and recording and reproducing apparatus

 #102
20080267054
2008-10-30

Systems and methods for recording optical information

 #103
20080267053
2008-10-30

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #104
20080267052
2008-10-30

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #105
20080267051
2008-10-30

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #106
20080239915
2008-10-02

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #107
20080239913
2008-10-02

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #108
20080144482
2008-06-19

OPTICAL RECORDING MEDIUM WITH DIFFERENT WOBBLE CHARACTERISTICS BETWEEN THE USER DATA AREA AND THE LEAD-OUT AREA

 #109
20080144481
2008-06-19

OPTICAL RECORDING MEDIUM WITH DIFFERENT WOBBLE CHARACTERISTICS BETWEEN THE USER DATA AREA AND THE LEAD-OUT AREA

 #110
20080144480
2008-06-19

Optical recording medium with different wobble characteristics between the user data area and the lead-out area

 #111
20080144479
2008-06-19

OPTICAL DISC AND ITS INFORMATION RECORDING METHOD AND APPARATUS

 #112
20080107008
2008-05-08

Optical disc having uniform structure

 #113
20080107006
2008-05-08

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #114
20080107005
2008-05-08

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #115
20080107004
2008-05-08

Optical disc having uniform structure

 #116
20080101208
2008-05-01

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #117
20080095032
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #118
20080095031
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #119
20080095030
2008-04-24

Optical disc having uniform structure

 #120
20080095029
2008-04-24

Optical disc having uniform structure

 #121
20080095013
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #122
20080095012
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #123
20080095011
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #124
20080095010
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #125
20080095009
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #126
20080095008
2008-04-24

Optical disc having uniform structure

 #127
20080095007
2008-04-24

Optical disc having uniform structure

 #128
20080095006
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #129
20080095005
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #130
20080095004
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #131
20080095003
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #132
20080095002
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #133
20080095001
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #134
20080095000
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #135
20080094996
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #136
20080094993
2008-04-24

OPTICAL DISC HAVING UNIFORM STRUCTURE

 #137
20080094990
2008-04-24

COMBINED FLUORESCENT-REFLECTIVE MEDIA AND MEDIA READING DEVICE

 #138
20080089188
2008-04-17

Optical disc drive apparatus

 #139
20080080348
2008-04-03

FOCUS CONTROL METHOD AND OPTICAL DISC DRIVE

 #140
20080068957
2008-03-20

Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error

 #141
20080068952
2008-03-20

Track Jump Control Circuit

 #142
20080062825
2008-03-13

Optical head and optical disc device

 #143
20080056113
2008-03-06

Information recording medium, and recording method and reproducing method thereof

 #144
20080056112
2008-03-06

Information recording medium, and recording method and reproducing method thereof

 #145
20080056110
2008-03-06

Information recording medium, and recording method and reproducing method thereof

 #146
20080056109
2008-03-06

Information recording medium, and recording method and reproducing method thereof

 #147
20080056108
2008-03-06

Information recording medium, and recording method and reproducing method thereof

 #148
20080056107
2008-03-06

Information recording medium, and recording method and reproducing method thereof

 #149
20080025194
2008-01-31

High density phase-change type optical disk having a data efficiency of more than 80 percent

 #150
20080019261
2008-01-24

INFORMATION RECORDING MEDIUM, INFORMATION RECORDING/PLAYBACK APPARATUS, INSPECTION METHOD OF INFORMATION RECORDING MEDIUM, AND INSPECTION APPARATUS OF INFORMATION RECORDING MEDIUM

 #151
20080002563
2008-01-03

INFORMATION RECORDING MEDIUM AND DISC APPARATUS

 #152
20070297300
2007-12-27

Method and apparatus for slip protection of DVD-RAM drive's seek control

 #153
20070297299
2007-12-27

Optical disk apparatus

 #154
20070263527
2007-11-15

METHOD AND APPARATUS FOR RECORDING/REPRODUCING OPTICAL INFORMATION

 #155
20070263501
2007-11-15

Protection mechanism of an optical disc drive and method thereof

 #156
20070258338
2007-11-08

System and method for detecting the location of an optical pick-up head

 #157
20070248785
2007-10-25

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

 #158
20070242578
2007-10-18

Information recording medium in which pre-pit is formed and recording/reproducing apparatus and method

 #159
20070230319
2007-10-04

INFORMATION RECORDING MEDIUM AND INFORMATION REPRODUCTION METHOD

 #160
20070217317
2007-09-20

Optical disk device, playback method of the optical disk device, and reproduction signal generating circuit

 #161
20070217301
2007-09-20

Optical disk recording/reproducing apparatus and seek control method thereof

 #162
20070183286
2007-08-09

System and method for generating output signal indicating specific area on optical disc

 #163
20070171799
2007-07-26

System and method for determining groove/land switching points of an optical disc utilizing a motor rotating signal and original switching points

 #164
20070153659
2007-07-05

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #165
20070140089
2007-06-21

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

 #166
20070133378
2007-06-14

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

 #167
20070133371
2007-06-14

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

 #168
20070121443
2007-05-31

Optical disc recording/reproducing apparatus and focus-servo method thereof

 #169
20070121442
2007-05-31

Tracking control method and optical disk drive

 #170
20070121441
2007-05-31

Optical disk recording/reproducing apparatus and seek control method thereof

 #171
20070115793
2007-05-24

DVD-RAM disc discriminative reproducing device

 #172
20070109922
2007-05-17

Tracking error control apparatus, tracking error control circuit, optical disk apparatus and tracking error control method

 #173
20070104083
2007-05-10

Disc-shaped recording medium, cutting apparatus for same, and disc drive

 #174
20070104052
2007-05-10

Optical disc apparatus and access control method of the same

 #175
20070097848
2007-05-03

Optical disk, optical disk recording method and optical disk apparatus

 #176
20070097826
2007-05-03

Disc-shaped recording medium, cutting apparatus for same, and disc drive

 #177
20070091783
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #178
20070091782
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #179
20070091781
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #180
20070091776
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #181
20070091775
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #182
20070091774
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #183
20070091765
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #184
20070091764
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #185
20070091763
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #186
20070091762
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #187
20070091761
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #188
20070091760
2007-04-26

Optical disk, optical disk recording method and optical disk apparatus

 #189
20070091734
2007-04-26

Apparatus and method for accurately converting groove/land polarity upon groove/land track change on optical medium

 #190
20070086318
2007-04-19

Optical disk, optical disk recording method and optical disk apparatus

 #191
20070086304
2007-04-19

Optical disk, optical disk recording method and optical disk apparatus

 #192
20070086303
2007-04-19

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

 #193
20070086302
2007-04-19

Optical disk, optical disk recording method and optical disk apparatus

 #194
20070076572
2007-04-05

Optical disk, optical disk recording method and optical disk apparatus

 #195
20070076569
2007-04-05

OPTICAL DISK, OPTICAL DISK RECORDING METHOD AND OPTICAL DISK APPARATUS

 #196
20070076567
2007-04-05

Optical disk, optical disk recording method and optical disk apparatus

 #197
20070076565
2007-04-05

Optical disk, optical disk recording method and optical disk apparatus

 #198
20070076553
2007-04-05

Apparatus for reading and/or writing optical recording media

 #199
20070070873
2007-03-29

Optical disk, optical disk recording method and optical disk apparatus

 #200
20070070872
2007-03-29

Optical disk, optical disk recording method and optical disk apparatus

 #201
20070070871
2007-03-29

Optical disk, optical disk recording method and optical disk apparatus

 #202
20070053266
2007-03-08

Device and method for reading multilayer optical disk

 #203
20070053256
2007-03-08

Method and device for adjusting an amplification for producing a focus error signal

 #204
20070041307
2007-02-22

Optical recording medium with different wobble characteristics between the user data area and the lead-out area

 #205
20070025205
2007-02-01

Optical pickup and optical recording and/or reproducing apparatus employing the same

 #206
20070008838
2007-01-11

Disc driving apparatus and information readout method

 #207
20070002703
2007-01-04

Optical disk apparatus and method of adjusting the same

 #208
20070002700
2007-01-04

Optical disk, optical disk access device and access method

 #209
20060280071
2006-12-14

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

 #210
20060274619
2006-12-07

Method and apparatus for controlling record and reproduction of optical record medium

 #211
20060262700
2006-11-23

Optical head, light-emitting/receiving device, and apparatus for recording/reproducing optical recording/recorded medium

 #212
20060227697
2006-10-12

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #213
20060221806
2006-10-05

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #214
20060221805
2006-10-05

Recording medium having a substrate containing microscopic pattern of parallel groove and land sections and recording/reproducing equipment therefor

 #215
20060215511
2006-09-28

Systems and methods for recording optical information

 #216
20060203699
2006-09-14

Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

 #217
20060203697
2006-09-14

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #218
20060203677
2006-09-14

Adaptive writing method for high-density optical recording apparatus and circuit thereof

 #219
20060203644
2006-09-14

Optical recording medium with different wobble characteristics between the user data area and the lead-out area

 #220
20060203631
2006-09-14

Land/groove track and pickup head movement direction detection

 #221
20060203630
2006-09-14

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

 #222
20060203629
2006-09-14

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

 #223
20060198288
2006-09-07

Optical disc having uniform structure

 #224
20060198285
2006-09-07

Information recording medium, and recording method and reproducing method thereof

 #225
20060198284
2006-09-07

Information recording medium, and recording method and reproducing method thereof

 #226
20060198283
2006-09-07

Information recording medium, and recording method and reproducing method thereof

 #227
20060198282
2006-09-07

Information recording medium, and recording method and reproducing method thereof

 #228
20060193243
2006-08-31

Optical disk, optical disk apparatus, and optical disk processing method

 #229
20060187814
2006-08-24

Optical recording medium with different wobble characteristics between the user data area and the lead-out area

 #230
20060182010
2006-08-17

Optical information recording medium and optical information recording/reproducing system

 #231
20060153048
2006-07-13

PROTECTION WINDOW SIGNAL GENERATOR FOR HEADER DETECTION AND METHOD THEREOF

 #232
20060120263
2006-06-08

Optical recording medium and its information recording method, and recorder

 #233
20060114795
2006-06-01

Optical disk drive

 #234
20060114782
2006-06-01

Optical disk, optical disk recording method and optical disk apparatus

 #235
20060109778
2006-05-25

Recording medium, information recording and reproducing method, and recording and reproducing apparatus

 #236
20060098557
2006-05-11

Optical detection system and method to detect storage areas of an optical storage medium

 #237
20060092789
2006-05-04

Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error

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Optical disk

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High-density optical recording medium and method of recording data on the same

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Optical recording medium and its manufacturing method

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High-density optical recording medium and method of recording data on the same

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Information carrier comprising access information and dummy information

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Method and apparatus for producing a master disc on which digital data is recorded in synchronism with pre-recorded address data

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Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

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Recording medium, method and apparatus for recording, and method and apparatus for reproducing

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Information recording method

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High track density super resolution mo-rom medium

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Optical disk apparatus and address detection method

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Disc reproduction device

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Optical information recording medium, and substrate and manufacturing method for the optical information recording medium

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Information recording method

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Information recording method

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Information recording method

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Information recording method

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Information recording method

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical reproducing method for optical medium with aligned prepit portion

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Optical recording method using land/groove recording

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Optical recording apparatus capable of changing the length of synchronization portions

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Optical recording apparatus capable of changing the length of synchronization portions

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Method and device for optical information recording/reproduction

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Optical pickup apparatus having optical detection area for compensating for tracking error offset

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Stamper for producing optical recording medium, optical recording medium, and methods of producing the same

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Information recording medium, and recording method and reproducing method thereof

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Information recording medium, and recording method and reproducing method thereof

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Optical disk device and optical disk

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Optical disk device

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Optical pickup device that corrects the spot shape of reflected light beams

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Method of recording and reproducing an optical recording medium

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Optical pickup device

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Method and system for recording/reproducing data to/from information storage medium

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Liquid crystal device, its driving method, and driving apparatus

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Optical disk, recording and reproducing apparatus for the same, and method for managing address information

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Information reproduction device and information reproduction method for reproducing information by switching to servo polarity corresponding to land track and groove track and information recording method for recording information by switching to servo polarity corresponding to land track and groove tract

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Method and apparatus of seek end polarity detection for optical disk drive

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Method for detecting servo error, apparatus therefor, disk which maintains quality of servo error signal, method of controlling servo of disk recording/reproducing apparatus, method of detecting tracking error, and method of detecting tilt error

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Stamper for producing optical recording medium, optical recording medium, and methods of producing the same

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Optical information recording medium and optical information recording and reproducing apparatus

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Optical recording medium with high density track pitch and optical disk drive for recording and playback of the same

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Method for recording information on optical recording medium, information recorder, and optical recording medium