ClassID:

172335

G01S3/8006 - CPC Classification

Classification description:

Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves Multi-channel systems specially adapted for direction-finding, i.e. having a single aerial system capable of giving simultaneous indications of the directions of different signals

Recent Application in this class:
#1
20250147140
2025-05-08

AUDIO PROCESSING

#2
20250131913
2025-04-24

SIMULTANEOUS ACOUSTIC EVENT DETECTION ACROSS MULTIPLE ASSISTANT DEVICES

#3
20250030980
2025-01-23

SYSTEM AND METHOD FOR ESTIMATING DIRECTION OF ARRIVAL AND DELAYS OF EARLY ROOM REFLECTIONS

#4
20250008261
2025-01-02

SOUND LOCALIZATION METHOD, APPARATUS AND DEVICE

#5
20240233719
2024-07-11

AUDIO RECOGNITION METHOD, METHOD, APPARATUS FOR POSITIONING TARGET AUDIO, AND DEVICE

#6
20240061907
2024-02-22

ARTIFICIAL INTELLIGENCE APPARATUS AND METHOD FOR ESTIMATING SOUND SOURCE LOCALIZATION THEREOF

#7
20230419951
2023-12-28

Simultaneous acoustic event detection across multiple assistant devices

#8
20230236318
2023-07-27

Performance of a time of flight (ToF) laser range finding system using acoustic-based direction of arrival (DoA)

#9
20230168331
2023-06-01

System for Receiving Communications

#10
20230132220
2023-04-27

DUAL ACOUSTIC PRESSURE AND HYDROPHONE SENSOR ARRAY SYSTEM

#11
20220260665
2022-08-18

SOUND SOURCE ENUMERATION AND DIRECTION OF ARRIVAL ESTIMATION USING A BAYESIAN FRAMEWORK

#12
20220260664
2022-08-18

Audio processing of multi-channel audio signals

#13
20220139371
2022-05-05

Simultaneous acoustic event detection across multiple assistant devices

#14
20210397406
2021-12-23

Device control method and apparatus

#15
20210382130
2021-12-09

Directional infrasound sensing

#16
20210256990
2021-08-19

Localization of sound sources in a given acoustic environment

#17
20210223349
2021-07-22

Detection device and method for audio direction orientation and audio processing system

#18
20210199751
2021-07-01

Controlling a device by tracking movement of hand using acoustic signals

#19
20210174792
2021-06-10

Audio recognition method, method, apparatus for positioning target audio, and device

#20
20210149007
2021-05-20

Beamformer enhanced direction of arrival estimation in a reverberant environment with directional noise

#21
20200319288
2020-10-08

DUAL ACOUSTIC PRESSURE AND HYDROPHONE SENSOR ARRAY SYSTEM

#22
20200249308
2020-08-06

Device and method for estimating direction of arrival of sound from a plurality of sound sources

#23
20200057132
2020-02-20

Device and method for estimating direction of arrival

#24
20190306618
2019-10-03

METHODS CIRCUITS DEVICES SYSTEMS AND ASSOCIATED COMPUTER EXECUTABLE CODE FOR ACQUIRING ACOUSTIC SIGNALS

#25
20190281386
2019-09-12

Apparatus and a method for unwrapping phase differences

#26
20190251995
2019-08-15

Method for voice recording and electronic device thereof

#27
20190237066
2019-08-01

Source localization method by using steering vector estimation based on on-line complex Gaussian mixture model

#28
20190228790
2019-07-25

Sound source localization method and sound source localization apparatus based coherence-to-diffuseness ratio mask

#29
20190139552
2019-05-09

Systems and methods for displaying a user interface

#30
20190120926
2019-04-25

Facilitation of efficient signal source location employing a coarse algorithm and high-resolution computation

#31
20190096429
2019-03-28

Persistent interference detection

#32
20190082257
2019-03-14

Device and method for determining a sound source direction

#33
20190049579
2019-02-14

Performance of a time of flight (ToF) laser range finding system using acoustic-based direction of arrival (DoA)

#34
20180332385
2018-11-15

Information processing device and information processing method

#35
20180330747
2018-11-15

Correlation-based near-field detector

#36
20180299527
2018-10-18

Localization algorithm for sound sources with known statistics

#37
20180286423
2018-10-04

AUDIO PROCESSING DEVICE, AUDIO PROCESSING METHOD, AND PROGRAM

#38
20180286411
2018-10-04

Voice processing device, voice processing method, and program

#39
20180233172
2018-08-16

Method for voice recording and electronic device thereof

#40
20180203112
2018-07-19

Sound Source association

#41
20180149537
2018-05-31

DUAL ACOUSTIC PRESSURE AND HYDROPHONE SENSOR ARRAY SYSTEM

#42
20180114445
2018-04-26

Method of providing sound tracking information, sound tracking apparatus for vehicles, and vehicle having the same

#43
20170064441
2017-03-02

Sound source localization apparatus

#44
20170061981
2017-03-02

Sound source identification apparatus and sound source identification method

#45
20170052245
2017-02-23

Sound source localization using phase spectrum

#46
20170040030
2017-02-09

Audio processing apparatus and audio processing method

#47
20170004844
2017-01-05

Systems and methods for source signal separation

#48
20160234593
2016-08-11

Microphone array system and microphone array control method

#49
20160165342
2016-06-09

HELMET-MOUNTED MULTI-DIRECTIONAL SENSOR

#50
20160165341
2016-06-09

PORTABLE MICROPHONE ARRAY

#51
20160061929
2016-03-03

AN AUTONOMOUS SURVEILLANCE SYSTEM FOR BLIND SOURCES LOCALIZATION AND SEPARATION

#52
20160003942
2016-01-07

Device, method and program for processing signal, underwater detecting device and radar apparatus

#53
20150341734
2015-11-26

Methods circuits devices systems and associated computer executable code for acquiring acoustic signals

#54
20150331666
2015-11-19

System and method for processing control commands in a voice interactive system

#55
20150316640
2015-11-05

Method and apparatus for associating audio objects with content and geo-location

#56
20150312678
2015-10-29

Method and apparatus for determining dominant sound source directions in a higher order Ambisonics representation of a sound field

#57
20150271599
2015-09-24

SHARED AUDIO SCENE APPARATUS

#58
20150226831
2015-08-13

Sound processing apparatus and sound processing method

#59
20150055798
2015-02-26

Method for voice recording and electronic device thereof

#60
20140355785
2014-12-04

MOBILE DEVICE LOCALIZATION USING AUDIO SIGNALS

#61
20140316771
2014-10-23

Systems and methods for source signal separation

#62
20140269199
2014-09-18

SYSTEM AND METHOD FOR DETECTING AND RESPONDING TO INDOOR SHOOTERS

#63
20140163991
2014-06-12

Systems and methods for source signal separation

#64
20140112103
2014-04-24

Method and system for motion compensated target detection using acoustical focusing

#65
20140078867
2014-03-20

Sound direction estimation device, sound direction estimation method, and sound direction estimation program

#66
20130275872
2013-10-17

Systems and methods for displaying a user interface

#67
20130275077
2013-10-17

Systems and methods for mapping a source location

#68
20130272539
2013-10-17

Systems, methods, and apparatus for spatially directive filtering

#69
20130272538
2013-10-17

Systems, methods, and apparatus for indicating direction of arrival

#70
20130272097
2013-10-17

Systems, methods, and apparatus for estimating direction of arrival

#71
20130170649
2013-07-04

Apparatus and method for generating panoramic sound

#72
20130132845
2013-05-23

Spatial visual effect creation and display such as for a screensaver

#73
20130096922
2013-04-18

Method, apparatus and computer program product for determining the location of a plurality of speech sources

#74
20130083942
2013-04-04

Processing signals

#75
20130051569
2013-02-28

SYSTEM AND A METHOD FOR DETERMINING A POSITION OF A SOUND SOURCE

#76
20130016852
2013-01-17

Sound source localization using phase spectrum

#77
20120275271
2012-11-01

Systems and methods for blind localization of correlated sources

#78
20120263020
2012-10-18

Mobile device localization using audio signals

#79
20120224456
2012-09-06

Systems, methods, apparatus, and computer-readable media for source localization using audible sound and ultrasound

#80
20120069714
2012-03-22

Sound direction estimation apparatus and sound direction estimation method

#81
20110317522
2011-12-29

SOUND SOURCE LOCALIZATION BASED ON REFLECTIONS AND ROOM ESTIMATION

#82
20110164760
2011-07-07

SOUND SOURCE TRACKING DEVICE

#83
20110158417
2011-06-30

COMMUNICATION DEVICE WITH WARNING FUNCTION AND COMMUNICATION METHOD THEREOF

#84
20110103191
2011-05-05

Apparatus and method to track positions of multiple sound sources

#85
20110081024
2011-04-07

System for spatial extraction of audio signals

#86
20110075860
2011-03-31

SOUND SOURCE SEPARATION AND DISPLAY METHOD, AND SYSTEM THEREOF

#87
20110038489
2011-02-17

Systems, methods, apparatus, and computer-readable media for coherence detection

#88
20100316233
2010-12-16

Method of object tracking in 3D space based on particle filter using acoustic sensors

#89
20100315904
2010-12-16

DIRECTION-FINDING METHOD AND INSTALLATION FOR DETECTION AND TRACKING OF SUCCESSIVE BEARING ANGLES

#90
20100290632
2010-11-18

Apparatus and method for detecting sound

#91
20100265799
2010-10-21

Compressive sensing system and method for bearing estimation of sparse sources in the angle domain

#92
20100217590
2010-08-26

SPEAKER LOCALIZATION SYSTEM AND METHOD

#93
20100034397
2010-02-11

Sound source tracking system, method and robot

#94
20100014387
2010-01-21

System and method for automatic detection of a sonar contact

#95
20090310444
2009-12-17

Signal processing apparatus, signal processing method, and program

#96
20090257312
2009-10-15

Autonomous sonar system and method

#97
20090213695
2009-08-27

Volumetric passive sonobuoy array of polyvinylidene fluoride (PVDF) wires

#98
20080252526
2008-10-16

Multiparametric direction finding method comprising the separation of the incidence and nuisance parameters

#99
20080219099
2008-09-11

Determining angles of arrival using multipaths

#100
20080181056
2008-07-31

Method for real time matched field processing

#101
20080001821
2008-01-03

Signal arrival direction deducing device, signal arrival direction deducing method, and signal direction deducing program

#102
20070286025
2007-12-13

Method for directional location and locating system

#103
20070216577
2007-09-20

Method for tracking a transmitter by means of a synthetic sparse antenna network

#104
20070147482
2007-06-28

Arrival direction estimation apparatus

#105
20070008821
2007-01-11

Resolving directional information in sonar arrays

#106
20060224655
2006-10-05

Apparatus for estimating direction of arrival wave

#107
20060098534
2006-05-11

Sound source location and quantification using arrays of vector probes

#108
20050249361
2005-11-10

Selective shaping of communication signals

#109
20050212703
2005-09-29

Direction-finding for multiple cochannel sources

#110
20050203981
2005-09-15

Position information estimation device, method thereof, and program

#111
20050201204
2005-09-15

High precision beamsteerer based on fixed beamforming approach beampatterns

#112
20050080619
2005-04-14

Method and apparatus for robust speaker localization and automatic camera steering system employing the same

#113
20050078556
2005-04-14

Method for directional location and locating system

#114
17879634
2025-04-15

Direction of arrival estimation

#115
17135721
2022-12-27

System for receiving communications

#116
16909715
2020-12-29

System for receiving communications

#117
16701141
2020-06-23

System for receiving communications

#118
15672522
2018-05-29

Microphone gain using a time of flight (ToF) laser range finding system

#119
13534935
2015-06-30

Audio source localization

#120
13439132
2017-12-26

Modular processing system for geoacoustic sensing