ClassID:

232121

H04R2201/401 - page 2 - CPC Classification

Classification description:

Details of transducers, loudspeakers or microphones covered by but not provided for in any of its subgroups; Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by but not provided for in any of its subgroups 2D or 3D arrays of transducers

Recent Application in this class:
#301
20200228896
2020-07-16

Processing echoes received at a directional microphone unit

#302
20200221225
2020-07-09

Private personal communications device

#303
20200221216
2020-07-09

Loudspeaker with reduced audio coloration caused by reflections from a surface

#304
20200213737
2020-07-02

Method of providing sound that matches displayed image and display device using the method

#305
20200204912
2020-06-25

Calibration of microphone arrays with an uncalibrated source

#306
20200204909
2020-06-25

Voice-controlled electronic device

#307
20200186952
2020-06-11

Method and system for processing an audio signal including ambisonic encoding

#308
20200177992
2020-06-04

Sound source separation apparatus and sound source separation method

#309
20200172124
2020-06-04

Single casing advanced driver assistance system

#310
20200171540
2020-06-04

Ultrasonic generator, method of manufacturing the same, display panel and screen sound producing system

#311
20200169826
2020-05-28

Methods and systems for extracting location-diffused sound

#312
20200169821
2020-05-28

Apparatus and method for speaker tuning and automatic digital signal processing configuration

#313
20200154228
2020-05-14

Method, apparatus, and computer-readable media for focussing sound signals in a shared 3D space

#314
20200137486
2020-04-30

Haptics and microphone display integration

#315
20200137485
2020-04-30

Array microphone and sound collection method

#316
20200128322
2020-04-23

Conversation assistance audio device control

#317
20200127595
2020-04-23

Electrostatic parallel plate actuators whose moving elements are driven only by electrostatic force and methods useful in conjunction therewith

#318
20200124572
2020-04-23

Holistic sensing method and system

#319
20200112780
2020-04-09

Case for microphone device

#320
20200107122
2020-04-02

Spatially ducking audio produced through a beamforming loudspeaker array

#321
20200100009
2020-03-26

Array microphone module and system

#322
20200092643
2020-03-19

Lightweight full 360 audio source location detection with two microphones

#323
20200092640
2020-03-19

Systems and methods for automatic speech recognition

#324
20200068297
2020-02-27

Microphone array system

#325
20200068076
2020-02-27

FAILING COMPONENT IDENTIFICATION WITH ULTRASONIC MICROPHONE

#326
20200064804
2020-02-27

System, a method and a computer program product for controlling a set of actuator elements

#327
20200059747
2020-02-20

Location information through directional sound provided by mobile computing device

#328
20200037068
2020-01-30

Array microphone module and system

#329
20200037067
2020-01-30

Method and system to determine a sound source direction using small microphone arrays

#330
20200029153
2020-01-23

Audio signal processing method and device

#331
20200027472
2020-01-23

Methods, systems, and media for voice communication

#332
20200027451
2020-01-23

Assistive listening device and human-computer interface using short-time target cancellation for improved speech intelligibility

#333
20200021910
2020-01-16

Conference system with a microphone array system and a method of speech acquisition in a conference system

#334
20200015004
2020-01-09

Ultrasonic wave output apparatus

#335
20190394606
2019-12-26

Two stage audio focus for spatial audio processing

#336
20190394564
2019-12-26

Audio system for dynamic determination of personalized acoustic transfer functions

#337
20190387315
2019-12-19

Auralization for multi-microphone devices

#338
20190377056
2019-12-12

Direction of arrival estimation of acoustic-signals from acoustic source using sub-array selection

#339
20190373393
2019-12-05

Spatial sound generation device, spatial sound generation system, spatial sound generation method, and spatial sound generation program

#340
20190364362
2019-11-28

Acoustic wave manipulation by means of a time delay array

#341
20190364360
2019-11-28

Lighting integrated sound processing

#342
20190364358
2019-11-28

Method and device for sound source positioning using microphone array

#343
20190342656
2019-11-07

Audio signal processing apparatus and a sound emission apparatus

#344
20190335274
2019-10-31

Electronic device including a microphone array

#345
20190335255
2019-10-31

Acoustic transducer apparatus

#346
20190327553
2019-10-24

Loudspeaker acoustic waveguide

#347
20190297416
2019-09-26

Ultrasonic wave-based voice signal transmission system and method

#348
20190295569
2019-09-26

Processing voice

#349
20190289390
2019-09-19

Display apparatus and communication terminal

#350
20190289259
2019-09-19

Controlling focus of audio signals on speaker during videoconference

#351
20190281399
2019-09-12

Orientation-based playback device microphone selection

#352
20190261108
2019-08-22

Acoustic camera and a method for revealing acoustic emissions from various locations and devices

#353
20190253794
2019-08-15

Methods, apparatus and systems for audio sound field capture

#354
20190251995
2019-08-15

Method for voice recording and electronic device thereof

#355
20190250245
2019-08-15

Sound source position estimation device and wearable device

#356
20190246191
2019-08-08

Microphone device and case for microphone device

#357
20190246189
2019-08-08

Suspension system mechanism

#358
20190230436
2019-07-25

Method, systems and apparatus for determining audio representation(s) of one or more audio sources

#359
20190230434
2019-07-25

Adaptive array speaker

#360
20190222929
2019-07-18

Calibration of microphone arrays with an uncalibrated source

#361
20190208321
2019-07-04

Signal processing device and signal processing method for detection of direction of movement of a region

#362
20190200157
2019-06-27

System and method for volumetric sound generation

#363
20190200156
2019-06-27

Methods and systems for simulating microphone capture within a capture zone of a real-world scene

#364
20190200155
2019-06-27

Methods and systems for extracting location-diffused ambient sound from a real-world scene

#365
20190182605
2019-06-13

Electronic device

#366
20190182587
2019-06-13

Apparatus, method and computer program for obtaining audio signals

#367
20190174244
2019-06-06

Directional acoustic sensor and electronic device including the same

#368
20190174226
2019-06-06

Systems and methods for automatic speech recognition

#369
20190156849
2019-05-23

Interference-free audio pickup in a video conference

#370
20190149919
2019-05-16

Distributed audio capture and mixing controlling

#371
20190149913
2019-05-16

Asymmetric microphone array for speaker system

#372
20190132680
2019-05-02

Device for binaural capture of sound

#373
20190132672
2019-05-02

Asymmetric microphone array for speaker system

#374
20190124311
2019-04-25

Imaging apparatus

#375
20190116444
2019-04-18

Audio source spatialization relative to orientation sensor and output

#376
20190116418
2019-04-18

Distributed microphone array and sound source positioning system applicable thereto

#377
20190115018
2019-04-18

Detecting audio trigger phrases for a voice recognition session

#378
20190110153
2019-04-11

Environment discovery via time-synchronized networked loudspeakers

#379
20190110148
2019-04-11

Spatial relation coding of higher order ambisonic coefficients

#380
20190110147
2019-04-11

Spatial relation coding using virtual higher order ambisonic coefficients

#381
20190106188
2019-04-11

Shipboard auditory sensor

#382
20190104360
2019-04-04

Spatial double-talk detector

#383
20190104359
2019-04-04

Recording musical instruments using a microphone array in a device

#384
20190098399
2019-03-28

Spatial cues from broadside detection

#385
20190096429
2019-03-28

Persistent interference detection

#386
20190086538
2019-03-21

Multi frequency 2D phased array transducer

#387
20190082254
2019-03-14

Rotationally symmetric speaker array

#388
20190075393
2019-03-07

Acoustic processing device, acoustic processing method, and program

#389
20190074030
2019-03-07

Voice extraction device, voice extraction method, and non-transitory computer readable storage medium

#390
20190069112
2019-02-28

Measurement and calibration of a networked loudspeaker system

#391
20190069111
2019-02-28

Spatial audio processing apparatus

#392
20190069086
2019-02-28

Frequency-invariant beamformer for compact multi-ringed circular differential microphone arrays

#393
20190069084
2019-02-28

Dual microphone near field voice enhancement

#394
20190067608
2019-02-28

Transistor acoustic sensor element and method for manufacturing the same, acoustic sensor and portable device

#395
20190066697
2019-02-28

Spatial audio apparatus

#396
20190066688
2019-02-28

DISTRIBUTED VOICE CONTROL SYSTEM

#397
20190058952
2019-02-21

Spatial headphone transparency

#398
20190058944
2019-02-21

Multitalker optimised beamforming system and method

#399
20190052985
2019-02-14

Orientation-based playback device microphone selection

#400
20190052957
2019-02-14

Microphone probe, method, system and computer program product for audio signals processing

#401
20190020951
2019-01-17

Loudspeaker arrangement in a car interior

#402
20190014434
2019-01-10

Adjusting the beam pattern of a speaker array based on the location of one or more listeners

#403
20190014430
2019-01-10

LOUDSPEAKER-ROOM SYSTEM

#404
20190000413
2019-01-03

Digital stethoscopes, and auscultation and imaging systems

#405
20180376243
2018-12-27

Lighting centric indoor location based service with speech-based user interface

#406
20180376239
2018-12-27

Sound collecting apparatus

#407
20180367938
2018-12-20

Method, apparatus, and computer-readable media for focusing sound signals in a shared 3D space

#408
20180367921
2018-12-20

Electrostatic acoustic transducer utilized in a hearing aid or audio processing system

#409
20180367884
2018-12-20

Electrostatic acoustic transducer utilized in a headphone device or an earbud

#410
20180359594
2018-12-13

Sound processing apparatus, method, and program

#411
20180359565
2018-12-13

Capturing wide-band audio using microphone arrays and passive directional acoustic elements

#412
20180359562
2018-12-13

Hybrid horn microphone

#413
20180357602
2018-12-13

Systems and methods for locating containers with low inventory

#414
20180352334
2018-12-06

Spatially ducking audio produced through a beamforming loudspeaker array

#415
20180352325
2018-12-06

Audio systems with smooth directivity transitions

#416
20180350341
2018-12-06

Active reverberation augmentation

#417
20180343517
2018-11-29

Method and system to determine a sound source direction using small microphone arrays

#418
20180338205
2018-11-22

ARRAY MICROPHONE SYSTEM AND METHOD OF ASSEMBLING THE SAME

#419
20180324523
2018-11-08

Portable computing device microphone array

#420
20180317036
2018-11-01

Speaker array systems

#421
20180317035
2018-11-01

Acoustic array systems

#422
20180317017
2018-11-01

Micro-speaker, speaker device and electronic apparatus

#423
20180317002
2018-11-01

Microphone configurations

#424
20180310086
2018-10-25

Loudspeaker system

#425
20180295462
2018-10-11

Shoulder-mounted robotic speakers

#426
20180294000
2018-10-11

Flexible voice capture front-end for headsets

#427
20180279043
2018-09-27

Auralization for multi-microphone devices

#428
20180270573
2018-09-20

Sound processing node of an arrangement of sound processing nodes

#429
20180255418
2018-09-06

Location estimation of active speaker

#430
20180253279
2018-09-06

Assembly for electronic devices

#431
20180249233
2018-08-30

Suspension system mechanism

#432
20180233172
2018-08-16

Method for voice recording and electronic device thereof

#433
20180227688
2018-08-09

Orientation-based playback device microphone selection

#434
20180227670
2018-08-09

Direction detection device for acquiring and processing audible input

#435
20180227669
2018-08-09

Direction detection device for acquiring and processing audible input

#436
20180227666
2018-08-09

Array microphone module and system

#437
20180227664
2018-08-09

Audio driver and power supply unit architecture

#438
20180226086
2018-08-09

Methods, systems, and media for voice communication

#439
20180226085
2018-08-09

Direction detection device for acquiring and processing audible input

#440
20180226084
2018-08-09

Device for acquiring and processing audible input

#441
20180217572
2018-08-02

System, a method and a computer program product for controlling a set of actuator elements

#442
20180213341
2018-07-26

Method for processing VR audio and corresponding equipment

#443
20180213309
2018-07-26

Spatial audio processing apparatus

#444
20180210704
2018-07-26

Shopping Cart and Associated Systems and Methods

#445
20180206039
2018-07-19

Capturing sound

#446
20180206033
2018-07-19

Capturing wide-band audio using microphone arrays and passive directional acoustic elements

#447
20180199123
2018-07-12

Voice activated electronic device

#448
20180192185
2018-07-05

Method and system for implementing stereo dimensional array signal processing in a compact single enclosure active loudspeaker product

#449
20180184199
2018-06-28

Audio signal processing apparatus and a sound emission apparatus

#450
20180182387
2018-06-28

Voice activated modular controller

#451
20180160032
2018-06-07

Directionality control system, calibration method, horizontal deviation angle computation method, and directionality control method

#452
20180150275
2018-05-31

Augmented reality mixing for distributed audio capture

#453
20180139535
2018-05-17

Action sound capture using subsurface microphones

#454
20180124510
2018-05-03

Directional microphone device and signal processing techniques

#455
20180115855
2018-04-26

Method and system for acoustic source enhancement using acoustic sensor array

#456
20180109874
2018-04-19

User experience oriented audio signal processing

#457
20180109873
2018-04-19

Coprime microphone array system

#458
20180103315
2018-04-12

Baffle for line array loudspeaker

#459
20180098167
2018-04-05

Multi-orientation playback device microphones

#460
20180094636
2018-04-05

DEVICE FOR DETECTING A NON-OPTIMAL LUBRICATION CONDITION IN A COMPRESSOR OF A REFRIGERATION SYSTEM, A COMPRESSOR UNIT WHICH COMPRISES THE DEVICE AND A METHOD FOR DETECTING A NON-OPTIMAL LUBRICATION CONDITION IN A COMPRESSOR OF A REFRIGERATION SYSTEM

#461
20180091901
2018-03-29

User interface cooling using audio component

#462
20180091894
2018-03-29

Airflow exit geometry

#463
20180091888
2018-03-29

Speaker back volume extending past a speaker diaphragm

#464
20180091879
2018-03-29

Annular support structure

#465
20180091878
2018-03-29

Subwoofer with multi-lobe magnet

#466
20180090153
2018-03-29

Multi-microphone signal processing apparatus, method, and program for wind noise suppression

#467
20180090124
2018-03-29

Steerable acoustic resonating transducer systems and methods

#468
20180087767
2018-03-29

Illuminated user interface architecture

#469
20180084343
2018-03-22

Circuit arrangement with an optimized frequency response and method for calibrating a circuit arrangement

#470
20180077507
2018-03-15

Systems and methods for reducing vibration noise

#471
20180077487
2018-03-15

Microphone array, monitoring system, and sound pickup setting method

#472
20180074782
2018-03-15

Method, apparatus and computer-readable media utilizing positional information to derive AGC output parameters

#473
20180070170
2018-03-08

Sound processing apparatus and sound processing method

#474
20180063636
2018-03-01

Loudspeaker acoustic waveguide

#475
20180059070
2018-03-01

In-duct acoustic measuring apparatus and method

#476
20180054672
2018-02-22

Radial acoustic speaker

#477
20180048961
2018-02-15

Fixed apparatus and audio collection apparatus

#478
20180045684
2018-02-15

Analyzer system of sound generated in mills based on embedded systems and a microphone array

#479
20180041834
2018-02-08

Electronic device including a microphone array

#480
20180020287
2018-01-18

System and method for processing sound beams

#481
20170366908
2017-12-21

Acoustic transducers in haptic systems

#482
20170366897
2017-12-21

MICROPHONE BOARD FOR FAR FIELD AUTOMATIC SPEECH RECOGNITION

#483
20170366895
2017-12-21

SPEAKER SYSTEM WHICH COMPRISES SPEAKER DRIVER GROUPS

#484
20170365274
2017-12-21

Automatic gain control for speech recognition

#485
20170359651
2017-12-14

Directional Microphone System

#486
20170353811
2017-12-07

Method, apparatus and computer-readable media for virtual positioning of a remote participant in a sound space

#487
20170353789
2017-12-07

Sound source estimation using neural networks

#488
20170347217
2017-11-30

Method, apparatus, and computer-readable media for focussing sound signals in a shared 3D space

#489
20170347187
2017-11-30

ACOUSTIC FOCUSING APPARATUS

#490
20170339488
2017-11-23

Acoustic signal processing apparatus, method of processing acoustic signal, and storage medium

#491
20170339487
2017-11-23

Aerial acoustic sensing, acoustic sensing payload and aerial vehicle including the same

#492
20170295429
2017-10-12

Cylindrical microphone array for efficient recording of 3D sound fields

#493
20170295418
2017-10-12

Method and apparatus for providing customised sound distributions

#494
20170293880
2017-10-12

Systems and methods for locating containers with low inventory

#495
20170291673
2017-10-12

Shipboard auditory sensor

#496
20170289673
2017-10-05

Loudspeaker with reduced audio coloration caused by reflections from a surface

#497
20170280238
2017-09-28

Sound collecting device and sound collecting method

#498
20170280231
2017-09-28

Loudspeaker with reduced audio coloration caused by reflections from a surface

#499
20170265012
2017-09-14

Electronic device directional audio-video capture

#500
20170264999
2017-09-14

Microphone array, monitoring system, and sound pickup setting method

#501
20170238109
2017-08-17

Method for selecting a microphone and apparatus and computer storage medium

#502
20170238091
2017-08-17

Rotationally symmetric speaker array

#503
20170238090
2017-08-17

Rotationally symmetric speaker array

#504
20170236547
2017-08-17

PORTABLE RECORDER

#505
20170230751
2017-08-10

Interaction method, interaction apparatus, and user equipment

#506
20170228210
2017-08-10

Interaction method, interaction apparatus, and user equipment

#507
20170223456
2017-08-03

User experience oriented audio signal processing

#508
20170223447
2017-08-03

Multi-driver acoustic horn for horizontal beam control

#509
20170220036
2017-08-03

Drone flight control

#510
20170215003
2017-07-27

Loudspeaker array

#511
20170188171
2017-06-29

Electronic apparatus and sound output control method

#512
20170188153
2017-06-29

Loudspeaker arrangement in a car interior

#513
20170188134
2017-06-29

Reducing ported transducer array enclosure noise

#514
20170180861
2017-06-22

Planar sensor array

#515
20170164101
2017-06-08

Conference system with a microphone array system and a method of speech acquisition in a conference system

#516
20170134846
2017-05-11

Lattice type speaker and lattice array speaker system having same

#517
20170125660
2017-05-04

Transducer with piezoelectric, conductive and dielectric membrane

#518
20170070814
2017-03-09

Microphone placement for sound source direction estimation

#519
20170064441
2017-03-02

Sound source localization apparatus

#520
20170056615
2017-03-02

Method and apparatus for ambient sound therapy user interface and control system

#521
20170026768
2017-01-26

Method for audio reproduction in a multi-channel sound system

#522
20170019744
2017-01-19

Monitoring system and monitoring method

#523
20170006379
2017-01-05

A Sound Diffusion System for Directional Sound Enhancement

#524
20160381459
2016-12-29

Technologies for localized audio enhancement of a three-dimensional video

#525
20160353211
2016-12-01

Multi-channel digital microphone

#526
20160353203
2016-12-01

Sound pickup apparatus and method for picking up sound

#527
20160345104
2016-11-24

MEMS-based audio speaker system using single sideband modulation

#528
20160337523
2016-11-17

Methods and apparatuses for echo cancellation with beamforming microphone arrays

#529
20160330559
2016-11-10

Interaction with devices

#530
20160330545
2016-11-10

Portable computing device microphone array

#531
20160313796
2016-10-27

Apparatus and method of forming localized vibration field, and method of disposing exciters

#532
20160302006
2016-10-13

Conferencing apparatus

#533
20160300584
2016-10-13

Conferencing apparatus that combines a beamforming microphone array with an acoustic echo canceller

#534
20160295319
2016-10-06

2D matrix array backing interconnect assembly, 2D ultrasonic transducer array, and method of manufacture

#535
20160294318
2016-10-06

Electrostatic parallel plate actuators whose moving elements are driven only by electrostatic force and methods useful in conjunction therewith

#536
20160277843
2016-09-22

Transducer system

#537
20160261965
2016-09-08

METHOD FOR ARRANGING MICROPHONES

#538
20160261955
2016-09-08

Portable recorder

#539
20160255434
2016-09-01

Speaker array apparatus

#540
20160249141
2016-08-25

System and method for improving hearing

#541
20160234593
2016-08-11

Microphone array system and microphone array control method

#542
20160227340
2016-08-04

Coding higher-order ambisonic audio data with motion stabilization

#543
20160221660
2016-08-04

Shipboard auditory sensor

#544
20160219677
2016-07-28

Lighting Systems And Methods

#545
20160219365
2016-07-28

Adaptive beamforming for eigenbeamforming microphone arrays

#546
20160216357
2016-07-28

Method and apparatus for determining the direction of arrival of a sonic boom

#547
20160212516
2016-07-21

Exterior cover with speaker

#548
20160205474
2016-07-14

Method for operating an arrangement of sound transducers according to the wave field synthesis principle

#549
20160192103
2016-06-30

Wave field synthesis system

#550
20160192102
2016-06-30

Surround sound recording array

#551
20160182996
2016-06-23

Speaker array apparatus and method for setting speaker array apparatus

#552
20160165340
2016-06-09

Multi-channel multi-domain source identification and tracking

#553
20160150336
2016-05-26

Apparatus and method for measuring a plurality of loudspeakers and microphone array

#554
20160142620
2016-05-19

Directionality control system, calibration method, horizontal deviation angle computation method, and directionality control method

#555
20160142548
2016-05-19

Conferencing apparatus with an automatically adapting beamforming microphone array

#556
20160127846
2016-05-05

Devices and methods for conveying audio information in vehicles

#557
20160080880
2016-03-17

System and method for on-site microphone calibration

#558
20160080867
2016-03-17

Microphone array for acoustic source separation

#559
20160073198
2016-03-10

Spatial audio apparatus

#560
20160066117
2016-03-03

Sound signal processing method and apparatus

#561
20160066091
2016-03-03

Electronic device including a microphone array

#562
20160057527
2016-02-25

BINAURAL RECORDING SYSTEM AND EARPIECE SET

#563
20160037282
2016-02-04

Method, device and system

#564
20160037244
2016-02-04

Microphone support device for sound source localization

#565
20160021481
2016-01-21

Adjusting the beam pattern of a speaker array based on the location of one or more listeners

#566
20160021478
2016-01-21

Sound collection and reproduction system, sound collection and reproduction apparatus, sound collection and reproduction method, sound collection and reproduction program, sound collection system, and reproduction system

#567
20160021458
2016-01-21

Timbre constancy across a range of directivities for a loudspeaker

#568
20160014506
2016-01-14

Microphone array control apparatus and microphone array system

#569
20160007114
2016-01-07

Speakerphone and/or microphone arrays and methods and systems of using the same

#570
20150382108
2015-12-31

Speaker array apparatus

#571
20150373452
2015-12-24

Loudspeaker system

#572
20150346338
2015-12-03

Method of configuring planar transducer arrays for broadband signal processing by 3D beamforming and signal processing systems using said method, in particular an acoustic camera

#573
20150334487
2015-11-19

Steerable acoustic resonating transducer systems and methods

#574
20150317981
2015-11-05

Orientation based microphone selection apparatus

#575
20150312662
2015-10-29

Sound processing apparatus, sound processing system and sound processing method

#576
20150304765
2015-10-22

Method and system for obtaining an audio signal

#577
20150281833
2015-10-01

Directivity control apparatus, directivity control method, storage medium and directivity control system

#578
20150264480
2015-09-17

Processing of audio received at a plurality of microphones within a vehicle

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20150249898
2015-09-03

Bionic hearing headset

#580
20150244985
2015-08-27

Conference apparatus

#581
20150244473
2015-08-27

Acoustic-electric channel construction and operation using adaptive transducer arrays

#582
20150241863
2015-08-27

System, a method and a computer program product for controlling a set of actuator elements

#583
20150230024
2015-08-13

System and methods thereof for processing sound beams

#584
20150189435
2015-07-02

Information processing system and storage medium

#585
20150149164
2015-05-28

Apparatus and method for recognizing voice

#586
20150139439
2015-05-21

Dynamic location determination for a directionally controllable parametric emitter

#587
20150139426
2015-05-21

Spatial audio processing apparatus

#588
20150117672
2015-04-30

Spherical microphone array including a sound diffracting structure with cavity

#589
20150104041
2015-04-16

Method and system for a headset with integrated environment sensors

#590
20150098594
2015-04-09

Speaker

#591
20150063621
2015-03-05

Speaker assembly

#592
20150055798
2015-02-26

Method for voice recording and electronic device thereof

#593
20150055796
2015-02-26

Acoustic source separation

#594
20150049892
2015-02-19

External microphone array and hearing aid using it

#595
20150049887
2015-02-19

Directional sound systems including eye tracking capabilities and related methods

#596
20140376740
2014-12-25

Directivity control system and sound output control method

#597
20140372129
2014-12-18

Position directed acoustic array and beamforming methods

#598
20140369514
2014-12-18

Portable electronic device directed audio targeted multiple user system and method

#599
20140355775
2014-12-04

Wired and wireless microphone arrays

#600
20140348330
2014-11-27

Multi lobe stereo loudspeaker in one cabinet