ClassID:

198986

G11B20/1496 - CPC Classification

Classification description:

Signal processing not specific to the method of recording or reproducing; Circuits therefor; Digital recording or reproducing using self-clocking codes characterised by the use of more than three levels

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
20130254619
2013-09-26

Systems and methods for mis-correction correction in a data processing system

#3
20120230173
2012-09-13

OPTICAL DISK REPRODUCING APPARATUS

#4
20110228662
2011-09-22

Optical disk reproducing apparatus

#5
20100188272
2010-07-29

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

#6
20100165826
2010-07-01

Optical information reproducing method

#7
20100157781
2010-06-24

Optical information reproducing method

#8
20100086090
2010-04-08

Clock-data recovery and method for binary signaling using low resolution ADC

#9
20100026539
2010-02-04

Signal processing device, signal processing method, and signal level display device

#10
20100014409
2010-01-21

Holographic data storing method and storing device

#11
20090262406
2009-10-22

Recording device, recording/reproducing method, and reproducing method

#12
20090214126
2009-08-27

Gray code encoding and decoding method applied to holographic storage devices

#13
20090177943
2009-07-09

ERROR CORRECTION CODING USING SOFT INFORMATION AND INTERLEAVING

#14
20090161514
2009-06-25

Information recording apparatus, information reading apparatus and computer readable medium

#15
20080198720
2008-08-21

Optical disk reproducing apparatus

#16
20080056091
2008-03-06

MULTIVALUED INFORMATION RECORDING REPRODUCING METHOD

#17
20080013439
2008-01-17

Optical information reproducing method

#18
20070189132
2007-08-16

Apparatus and method of estimating the quality of input signal, and optical disc driver

#19
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

#20
20070104067
2007-05-10

Data recording/reproducing device

#21
20060280069
2006-12-14

Multi-level information reproducing method

#22
20060187800
2006-08-24

Optical disk reproducing device selectively using a channel bit frequency or a frequency that is half of the channel bit frequency

#23
20060187799
2006-08-24

Optical disk reproducing device that demodulates digital data by switching between a channel bit frequency and a frequency that is half of the channel bit frequency

#24
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

#25
20060077829
2006-04-13

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

#26
20050213463
2005-09-29

Information recording method and an information recording apparatus

#27
20050185233
2005-08-25

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

#28
20050171973
2005-08-04

Method and apparatus for multi-dimensionally encoding and decoding

#29
20050141384
2005-06-30

Creation of synchronization marks in multilevel optical data storage

#30
14959373
2016-11-08

Storage device, controller, and recording and reproducing method