ClassID:

198778

G11B20/00992 - CPC Classification

Classification description:

Signal processing not specific to the method of recording or reproducing; Circuits therefor Circuits for stereophonic or quadraphonic recording or reproducing

Recent Application in this class:
#1
20240078075
2024-03-07

ORIENTATION BASED MICROPHONE SELECTION APPARATUS

#2
20220129233
2022-04-28

Orientation based microphone selection apparatus

#3
20200225905
2020-07-16

Orientation based microphone selection apparatus

#4
20200084566
2020-03-12

Multi-channel binaural recording and dynamic playback

#5
20190295592
2019-09-26

Acoustic Holographic Recording and Reproduction System Using Meta Material Layers

#6
20190014432
2019-01-10

Multi-channel binaural recording and dynamic playback

#7
20180197551
2018-07-12

Spatial audio warp compensator

#8
20180130491
2018-05-10

Acoustic holographic recording and reproduction system using meta material layers

#9
20180061449
2018-03-01

Binaural Audio-Video Recording Using Short Range Wireless Transmission from Head Worn Devices to Receptor Device System and Method

#10
20170316803
2017-11-02

Apparatus, electronic device, system, method and computer program for capturing audio signals

#11
20170311080
2017-10-26

Microphone array for generating virtual sound field

#12
20150277847
2015-10-01

Orientation based microphone selection apparatus

#13
20150071609
2015-03-12

Information processing device, information processing method, and program

#14
20140288684
2014-09-25

Live radio transformer

#15
20140161261
2014-06-12

Method and an apparatus for processing an audio signal

#16
20140056115
2014-02-27

Multitrack recorder

#17
20120300943
2012-11-29

Audio signal processing apparatus and audio signal processing method

#18
20110150098
2011-06-23

APPARATUS AND METHOD FOR PROCESSING 3D AUDIO SIGNAL BASED ON HRTF, AND HIGHLY REALISTIC MULTIMEDIA PLAYING SYSTEM USING THE SAME

#19
20110019829
2011-01-27

STEREO SIGNAL CONVERTER, STEREO SIGNAL REVERSE CONVERTER, AND METHODS FOR BOTH

#20
20100303243
2010-12-02

Method and an apparatus for processing a signal

#21
20100296656
2010-11-25

Method and an apparatus for processing an audio signal

#22
20100286804
2010-11-11

Method and an apparatus for processing a signal

#23
20100284551
2010-11-11

Method and an apparatus for processing an audio signal

#24
20100254678
2010-10-07

Information processing device, information processing method, and program

#25
20100153098
2010-06-17

Data compression format

#26
20090074213
2009-03-19

APPARATUS AND METHOD FOR DOWN CONVERTING MULTICHANNEL PROGRAMS TO DUAL CHANNEL PROGRAMS USING A SMART COEFFICIENT GENERATOR

#27
20080225680
2008-09-18

Data reproduction apparatus and data reproduction method

#28
20080130924
2008-06-05

Use of voice-to-remaining audio (VRA) in consumer applications

#29
20080059160
2008-03-06

Techniques for accommodating primary content (pure voice) audio and secondary content remaining audio capability in the digital audio production process

#30
20070147190
2007-06-28

Accessing audio-centered information using a multilevel table-of-contents mechanism and directory structures

#31
20070127333
2007-06-07

RECORD CARRIER METHOD AND APPARATUS HAVING SEPARATE FORMATS FOR A STEREO SIGNAL AND A DATA SIGNAL

#32
20070079241
2007-04-05

APPARATUS AND METHOD FOR AUTOMATICALLY SELECTING AN AUDIO PLAY MODE

#33
20060212614
2006-09-21

CD PLAYBACK AUGMENTATION FOR HIGHER RESOLUTION AND MULTI-CHANNEL SOUND

#34
20060126448
2006-06-15

Disk reproducing method, control program thereof, recording medium, disk reproducing apparatus, and optical disk-purpose signal processing circuit

#35
20060059001
2006-03-16

Method of embedding sound field control factor and method of processing sound field

#36
20060044976
2006-03-02

Optical disc playback apparatus

#37
20060040703
2006-02-23

Mobile phone with a stereo recording function

#38
20050259828
2005-11-24

Multi-channel compatible stereo recording

#39
20050254281
2005-11-17

Information recording medium, information recording device and method, information reproduction device and method, information recording/reproduction device and method, computer program, and data structure

#40
20050232445
2005-10-20

Use of voice-to-remaining audio (VRA) in consumer applications

#41
20050232111
2005-10-20

Information record medium and apparatus for reproducing the same

#42
20050169114
2005-08-04

Digital recorder for selectively storing only a music section out of radio broadcasting contents and method thereof

#43
20050088934
2005-04-28

Recording and playback of multi-channel digital audio having different resolutions for different channels

#44
20050007262
2005-01-13

Matrix improvements to lossless encoding and decoding