Patents-Review.com
ClassID:

198016 ⎘

G11B7/00557 - 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; Erasing involving phase-change media

Recent Application in this class:
#1
20190279676
2019-09-12

Information recording device and data erasing method

 #2
20180047423
2018-02-15

Optical recording medium

 #3
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

 #4
20110019525
2011-01-27

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

 #5
20100110851
2010-05-06

MULTILAYER-OPTICAL-DISC DATA-ERASURE METHOD AND OPTICAL DISC APPARATUS

 #6
20100103721
2010-04-29

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

 #7
20100091628
2010-04-15

Multilayer-optical-disc data-erasure method and optical disc apparatus

 #8
20100034066
2010-02-11

Method for adjusting recording power and optical disk apparatus

 #9
20100020665
2010-01-28

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

 #10
20090040901
2009-02-12

Information recording method and apparatus with suppressed mark edge jitters

 #11
20090034393
2009-02-05

Information recording method and apparatus with suppressed mark edge jitters

 #12
20080310270
2008-12-18

Information recording method and apparatus with suppressed mark edge jitters

 #13
20080310264
2008-12-18

Information recording method and apparatus with suppressed mark edge jitters

 #14
20080212454
2008-09-04

Information recording method and apparatus with suppressed mark edge jitters

 #15
20080192617
2008-08-14

Information recording method and apparatus with suppressed mark edge jitters

 #16
20080123489
2008-05-29

Method and apparatus for recording data on optical recording medium

 #17
20070206463
2007-09-06

Information Recording Medium

 #18
20070177477
2007-08-02

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

 #19
20070147209
2007-06-28

Method for recording on an optical recording medium

 #20
20070127342
2007-06-07

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

 #21
20070070846
2007-03-29

Method and apparatus for recording and reproducing signal on and from optical information recording medium

 #22
20070014216
2007-01-18

METHOD OF DETERMINING RECORDING POWER AND OPTICAL DISC DRIVE APPARATUS

 #23
20060280043
2006-12-14

Optical data storage and retrieval systems utilizing dual energy sources

 #24
20060262683
2006-11-23

Optimum power calibration method and optical disk drive

 #25
20060245333
2006-11-02

Optical data storage and systems utilizing plasmon lenses

 #26
20060245328
2006-11-02

Method and apparatus for recording data on optical recording medium

 #27
20060181986
2006-08-17

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

 #28
20060158986
2006-07-20

Method of inspecting a phase-change type optical recording medium

 #29
20060153013
2006-07-13

Method and apparatus for reading and recording information on a rewritable record carrier

 #30
20060098536
2006-05-11

Preheat bulk erasing device for phase-change type optical disk

 #31
20060072430
2006-04-06

Optical data storage medium and use of such medium

 #32
20050259555
2005-11-24

Information recording method and apparatus with suppressed mark edge jitters

 #33
20050237890
2005-10-27

Information recording method and apparatus with suppressed mark edge jitters

 #34
20050219983
2005-10-06

Phase change optical information recording medium, information recording method and apparatus therefor, and information erasing method therefor

 #35
20050219982
2005-10-06

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

 #36
20050207310
2005-09-22

Recording and retrieving method on rewritable optical recording medium

 #37
20050202203
2005-09-15

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

 #38
20050185546
2005-08-25

Optical recording/reproducing apparatus with APC and ACC processes

 #39
20050175808
2005-08-11

Optical information recording medium and optical recording method

 #40
20050174912
2005-08-11

Apparatus and method for recording data in optical recording medium

 #41
20050135201
2005-06-23

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

 #42
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

 #43
20050089799
2005-04-28

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

 #44
20050088943
2005-04-28

Information recording method and apparatus with suppressed mark edge jitters

 #45
20050042408
2005-02-24

Optical recording medium

 #46
20050007938
2005-01-13

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

 #47
20050002309
2005-01-06

Optical disc recording method and apparatus