ClassID:

198094

G11B7/122 - 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; Heads, e.g. forming of the optical beam spot or modulation of the optical beam Flying-type heads, e.g. analogous to Winchester type in magnetic recording

Recent Application in this class:
#1
20190267038
2019-08-29

Head gimbal assembly and magnetic disk device having the same

#2
20190259420
2019-08-22

Head gimbal assembly and magnetic disk device with the same with slider having intermittent capture grooves

#3
20190096435
2019-03-28

Magnetic Recording Method

#4
20160133289
2016-05-12

Topographic feedforward system

#5
20120314549
2012-12-13

Near-field transducers for focusing light

#6
20120294567
2012-11-22

NEAR-FIELD LIGHT EMITTER, LIGHT-ASSISTED MAGNETIC RECORDING HEAD AND LIGHT-ASSISTED MAGNETIC RECORDING DEVICE

#7
20120094066
2012-04-19

INTEGRATED MICRO-OPTICAL SYSTEMS AND CAMERAS INCLUDING THE SAME

#8
20120092973
2012-04-19

LIGHT SPOT FORMING ELEMENT, OPTICAL RECORDING HEAD, AND OPTICAL RECORDING DEVICE

#9
20110292774
2011-12-01

NEAR-FIELD LIGHT EMITTING DEVICE, OPTICAL RECORDING HEAD AND OPTICAL RECORDER

#10
20110128829
2011-06-02

Optical Recording Head And Optical Recording Apparatus

#11
20110075527
2011-03-31

Head gimbal assembly using near-field light and information recording and reproducing apparatus including the same

#12
20100296537
2010-11-25

OPTICAL COMPONENT AND METHOD OF MANUFACTURING THEREOF

#13
20100260015
2010-10-14

Heat-assisted magnetic recording head with near-field light generating element

#14
20100202256
2010-08-12

Near-field light generating device including surface plasmon generating element

#15
20100128578
2010-05-27

Near-field optical head having tapered hole for guiding light beam

#16
20100128576
2010-05-27

INTEGRATED MAGNETIC RECORDING HEAD AND NEAR FIELD LASER

#17
20100123965
2010-05-20

Near-field transducers for focusing light

#18
20100119194
2010-05-13

Optical Waveguide With Reflector

#19
20100079895
2010-04-01

Heat assisted magnetic recording head comprising plasmon antenna with flat surfaces opposed to medium

#20
20100008208
2010-01-14

Optical recording using a waveguide structure and a phase change medium

#21
20090208641
2009-08-20

Fabrication method and fabrication apparatus of head using near field light

#22
20090207703
2009-08-20

Optical head for near-field recording and reproducing device

#23
20090161499
2009-06-25

Near-field recording head capable of directly forming light source in slider

#24
20090109828
2009-04-30

Optical system with superlens

#25
20090109825
2009-04-30

OPTICAL SCANNING DEVICE

#26
20090040531
2009-02-12

Optical fly height measurement

#27
20080198728
2008-08-21

Optical information recording-reproduction apparatus

#28
20080165632
2008-07-10

Optical Pick-Up and/or Recording Device

#29
20080128844
2008-06-05

Integrated micro-optical systems and cameras including the same

#30
20080123219
2008-05-29

Light delivery technique for heat assisted magnetic recording head

#31
20080037386
2008-02-14

OPTICAL SCANNING DEVICE

#32
20080002281
2008-01-03

Information recording apparatus

#33
20070286031
2007-12-13

Optical near-field generator and recording and reproduction apparatus

#34
20070247739
2007-10-25

Information recording/reproduction apparatus, head levitation height control method and head levitation control circuit

#35
20070230288
2007-10-04

Recording head and recorder

#36
20070205795
2007-09-06

Bi-convex solid immersion lens

#37
20070052936
2007-03-08

Method and device for irradiating spots on a layer

#38
20070034336
2007-02-15

Apparatus for producing near field optical head

#39
20060275703
2006-12-07

Near field optical head and optical recording device

#40
20060261288
2006-11-23

Liquid removal in a method and device for irradiating spots on a layer

#41
20060256694
2006-11-16

Optical system for data storage devices

#42
20060245312
2006-11-02

Information recording/reading head, and information recording/reproducing device

#43
20060238924
2006-10-26

Read-write head with integrated microactuator

#44
20060233060
2006-10-19

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

#45
20060215329
2006-09-28

Recording disk drive with enhanced swinging member

#46
20060209414
2006-09-21

Method and device for irradiating spots on a layer

#47
20060198278
2006-09-07

Near-field optical storage medium and optical data storage system therefor

#48
20060187772
2006-08-24

Optical pickup for optical disk drive and driving method thereof

#49
20060153058
2006-07-13

Optical-pickup slide, manufacturing method thereof, probe and manufacturing method thereof, and probe array and manufacturing method thereof

#50
20060146683
2006-07-06

Method for forming optical aperture, near-field optical head, method for fabricating near-field optical head, and information recording/reading apparatus

#51
20060133230
2006-06-22

Optical recording using a waveguide structure and a phase change medium

#52
20060124834
2006-06-15

Near-field light generating method and near-field optical head using a light blocking metal film having a fine opening whose size is not more than a wavelength of irradiated light, and near-field optical microscope having the optical head

#53
20060117335
2006-06-01

Applications of acoustic waves in data storage devices

#54
20060077865
2006-04-13

Tight focusing method and system

#55
20060062110
2006-03-23

Data recording and readingout system

#56
20060062102
2006-03-23

Optical data storage system

#57
20060013013
2006-01-19

Near field optical head and information recording and reproducing apparatus mounted with the near field optical head

#58
20050276209
2005-12-15

Near-field optical head system with integrated slider and laser

#59
20050265139
2005-12-01

Light delivery technique for heat assisted magnetic recording head

#60
20050254172
2005-11-17

Write/read head supporting mechanism, and write/read system

#61
20050243707
2005-11-03

Optical recording and reading system, optical data storage medium and use of such medium

#62
20050240952
2005-10-27

Lens driving device for optical read and/or write system and optical read/write system

#63
20050237914
2005-10-27

Optical recording medium

#64
20050180270
2005-08-18

Float type slider optical head device and information processing device

#65
20050157627
2005-07-21

Optical pickup device and optical disk device

#66
20050157393
2005-07-21

Optical head and information storage device

#67
20050099932
2005-05-12

Information recording/reproduction head

#68
20050094505
2005-05-05

Optical pickup apparatus, optical disk apparatus and optical pickup adjustment method

#69
20050030883
2005-02-10

Near-field hybrid magnetic-optical head system

#70
20050025207
2005-02-03

Semiconductor laser and associated drive circuit substrate

#71
20050007699
2005-01-13

Flying head slider and manufacturing method of the head slider

#72
15638839
2018-03-27

Head-disk contact detection using a thermal sensor for modulation air bearings