231909 ⎘
Details of transducers, loudspeakers or microphones; Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only Spatial arrangements of separate transducers responsive to two or more frequency ranges
Sub-classes:AUDIO DEVICE OPTIMIZATION WITH MICROPHONE CALIBRATION
#2ACOUSTIC OUTPUT DEVICES
#3ACOUSTIC TRANSDUCER ARRANGEMENT AND METHOD FOR OPERATING AN ACOUSTIC TRANSDUCER ARRANGEMENT
#4METHOD FOR ELECTRONIC DEVICE, ELECTRONIC DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM
#5SPEAKER MODULE AND ELECTRONIC DEVICE
#6ACOUSTIC WAVEGUIDES FOR MULTI-CHANNEL PLAYBACK DEVICES
#7AUDIO SEAT AND VEHICLE
#8DISPLAY APPARATUS AND CONTROL METHOD THEREOF
#9Spatial Imaging on Audio Playback Devices
#10AUDIO PLAYBACK DEVICE AND METHOD FOR CONTROLLING OPERATION THEREOF
#11SPEAKERS
#12WOOFER SYSTEM, ACOUSTIC SYSTEM, SEAT, AND MOBILE OBJECT
#13ACOUSTIC OUTPUT DEVICES
#14SPEAKER SYSTEM
#15SEATBACK SPEAKERS
#16Display Device
#17ELECTRONIC DEVICE AND METHOD FOR OUTPUTTING SOUND
#18EARPHONE WITHOUT COVERING AN EAR CANAL
#19SOUND PRODUCTION USING SPEAKER ENCLOSURE WITH REDUCED INTERNAL PRESSURE
#20Display Device
#21IN-EAR HEADPHONE
#22SPEAKER MODULE AND SMART HEADSET
#23WINDOW CONTAINING SPEAKER DESIGN
#24ELECTRONIC APPARATUS
#25PIEZOELECTRIC VOICE ACCELEROMETER WITH BACK CAVITY AIR PRESSURE COUPLING AND MULTIPLE RESONANCE PEAKS
#26HYBRID DUAL UNIT EARPHONE
#27USER IDENTIFICATION WITH AUDIO EARBUDS
#28MULTIBAND BASS MANAGEMENT IN VEHICLE AUDIO SYSTEM
#29VOICE-CONTROLLED ELECTRONIC DEVICE
#30ACOUSTIC OUTPUT APPARATUS
#31ACOUSTIC OUTPUT APPARATUS AND METHODS THEREOF
#32NON-BLOCKING DUAL DRIVER EARPHONES
#33ELECTRONIC DEVICE AND METHOD FOR PROTECTING SPEAKER USING SAME
#34ACOUSTIC OUTPUT APPARATUS
#35Vehicle Headrest
#36ELECTRONIC INSTRUMENT AND ELECTRONIC KEYBOARD INSTRUMENT
#37ELECTRONIC INSTRUMENT AND ELECTRONIC KEYBOARD INSTRUMENT
#38OPEN EARPHONE
#39AN AUDIO APPARATUS AND A HEAD MOUNTED DEVICE INCLUDING THE AUDIO APPARATUS
#40ACOUSTIC OUTPUT APPARATUS
#41CONDITIONALLY ADJUSTING LIGHT EFFECT BASED ON SECOND AUDIO CHANNEL CONTENT
#42ACOUSTIC OUTPUT DEVICE
#43DISPLAY APPARATUS
#44IMPROVEMENTS RELATING TO LOUDSPEAKER SYSTEMS
#45ELECTRONIC DEVICE INCLUDING SPEAKER AND MICROPHONE
#46SET-TOP BOX OF REDUCED HEIGHT
#47ACOUSTIC OUTPUT DEVICE AND COMPONENTS THEREOF
#48SOUND GENERATING APPARATUS
#49PANEL VIBRATION TYPE SOUND GENERATING DISPLAY DEVICE
#50Acoustic waveguides for multi-channel playback devices
#51Seatback speakers
#52Acoustic device
#53AUDIO PLAYBACK DEVICE AND METHOD FOR CONTROLLING OPERATION THEREOF
#54ACOUSTIC OUTPUT DEVICE AND NOISE REDUCTION AND SOUND TRANSMISSION DEVICE
#55In-ear headphone
#56METHOD AND APPARATUS FOR MITIGATING PHASE INTERFERENCE OR CANCELLATION BY ALIGNING WAVEFORMS TO 3RD HARMONICS
#57DISPLAY DEVICE FOR GENERATING SOUND FROM DISPLAY PANEL
#58SIGNAL PROCESSING DEVICE AND SIGNAL PROCESSING METHOD
#59LOUDSPEAKER SYSTEM AND SEAT
#60Audio device and method for producing a sound field
#61Display apparatus
#62FOLDABLE ELECTRONIC DEVICE INCLUDING A PLURALITY OF SPEAKERS AND METHOD OF OPERATING THE SAME
#63Acoustic output apparatus
#64METHOD AND SYSTEM FOR MANAGING THE LOW FREQUENCY CONTENT IN A LOUDSPEAKER SYSTEM
#65Loudspeaker with reduced audio coloration caused by reflections from a surface
#66Detection of attachment problem of apparatus being worn by user
#67Speaker system
#68Detection of attachment problem of apparatus being worn by user
#69Detection of attachment problem of apparatus being worn by user
#70EMOTIONAL CARE APPARATUS AND METHOD THEREOF
#71METHOD, SYSTEM, AND STORAGE MEDIUM FOR CONTROLLING LOUDSPEAKER GROUP DELAY
#72Multi-channel audio playback system
#73Sound Reproducing Apparatus And Method
#74ACOUSTIC OUTPUT APPARATUS AND METHOD THEREOF
#75Methods and systems for balancing audio directed to each ear of user
#76Loudspeaker arrangement
#77Vehicle headrest
#78Earphone without covering an ear canal
#79Non-blocking dual driver earphones
#80Loudspeaker enclosure
#81Voice-controlled electronic device
#82Line source loudspeaker device
#83Acoustic output apparatus
#84Acoustic output apparatus
#85SOUND AMPLIFICATION STRUCTURE AND BUILDING FOUNDATION STRUCTURE
#86Acoustic output apparatus and methods thereof
#87DISPLAY APPARATUS AND CONTROL METHOD THEREOF
#88Camera with accumulated water treatment function and method of treating accumulated water thereof
#89Display apparatus
#90Electronic module having transducers radiating ultrasonic waves
#91Audio data processing method and apparatus, and sound box system
#92Seatback speakers
#93Sound production using speaker enclosure with reduced internal pressure
#94Open earphone
#95Acoustic output device
#96Acoustic output device
#97Audio system
#98Acoustic output device
#99Acoustic output device
#100Acoustic Transducer Arrangement and Method for Operating an Acoustic Transducer Arrangement
#101Acoustic device
#102Detection of attachment problem of apparatus being worn by user
#103Speaker driver arrangement for implementing cross-talk cancellation
#104Acoustic waveguides for multi-channel playback devices
#105ACOUSTIC OUTPUT APPARATUS AND METHOD THEREOF
#106Acoustic output device
#107Horn-loaded loudspeaker
#108Acoustic output device and components thereof
#109Sound apparatus and sound system including the same
#110Acoustic output apparatus
#111Motor Vehicle with Sound System
#112Transmission apparatus, transmission method, reception apparatus, and reception method for designating tactile presentation positions
#113Backrest for a vehicle seat
#114Sound output apparatus and oscillation provising mechanism
#115Acoustic output apparatus
#116Audio system for a vehicle
#117Acoustic output apparatus
#118Seatback speakers
#119Micro-speaker having diaphragm plate(s) capable of moving with respect to a housing
#120Display apparatus
#121Modular Surround Sound Assembly
#122Speaker system with asymmetrical coverage horn
#123Electronic device including speaker and microphone
#124Electronic module having transducers radiating ultrasonic waves
#125Electronic module
#126System for aerospace acoustic testing
#127Loudspeaker
#128Speaker device and audio device
#129Vehicle speaker system
#130Speaker device and refrigerator comprising same
#131Noise-canceling audio device including multiple vibration members
#132IN-VEHICLE SPEAKER SYSTEM
#133Vehicle headrest
#134Open earphone
#135Sound output device
#136360 degree interactive studio
#137Noise cancelling soundbar device and system
#138Vehicle-mounted woofer device
#139Wearable HCI device
#140Audio playback device and method for controlling operation thereof
#141Loudspeaker with reduced audio coloration caused by reflections from a surface
#142MICROPHONE FOR RECORDING MULTI-DIMENSIONAL ACOUSTIC EFFECTS
#143Voice-controlled electronic device
#144Voice-controlled electronic device
#145Mobile terminal with at least two transducers
#146Panel vibration type sound generating display device
#147In-ear headphone
#148Sound apparatus for generating improved sound and display apparatus including the same
#149Audio loudspeaker array and related methods
#150Non-blocking dual driver earphones
#151Sound box assembly, display apparatus, and audio output method
#152Speaker audio configuration system
#153Acoustic output device and noise reduction and sound transmission device
#154System and method for delivering full-bandwidth sound to an audience in an audience space
#155Acoustic output apparatus
#156Acoustic output apparatus and methods thereof
#157Crossover circuit
#158Multiple dispersion standalone stereo loudspeakers
#159Portable loudspeaker systems
#160Directional loudness map based audio processing
#161Acoustic output apparatus and method thereof
#162Sound output device
#163Sound output device
#164Acoustic output apparatus
#165SECURE LOUDSPEAKER MICROPHONE SYSTEMS AND LOUDSPEAKERS CONTAINING SAME
#166Acoustic output apparatus
#167Acoustic output device and buttons thereof
#168Acoustic output apparatus
#169Earphone without covering an ear canal
#170Microphone noise reduction system and smart glasses using the system
#171Acoustic waveguides for multi-channel playback devices
#172Sound producing device
#173Loudspeaker with array of electrostatic card stack drivers
#174Display apparatus
#175Acoustic output device and components thereof
#176Acoustic output apparatus
#177Audio glasses
#178Acoustic output device
#179Sound production using speaker enclosure with reduced internal pressure
#180Hybrid acoustic apparatus including rectangular microspeaker
#181Acoustic output apparatus with a plurality of acoustic drivers and methods thereof
#182Display device for generating sound from display panel
#183Speaker normalization system
#184Sound system
#185Acoustic output apparatus
#186Acoustic output apparatus with drivers in multiple frequency ranges and bluetooth low energy receiver
#187Acoustic output apparatus
#188Acoustic output apparatus and method thereof
#189Open earphone
#190Acoustic output apparatus and methods thereof
#191Open earphone
#192Acoustic device
#193Entertainment system for a vehicle including a sound emitting module
#194Acoustic output device
#195Acoustic output apparatus
#196Open earphone
#197AUDIO LOUDSPEAKER AND RELATED METHOD
#198Modular loudspeaker system
#199Noise-canceling headphones including multiple vibration members and related methods
#200Appliance suite equipped with a synced sound system
#201Display device and surround sound system
#202In-ear headphone
#203Reflecting sound from acoustically reflective video screen
#204Display device
#205Audio speakers having upward firing drivers for reflected sound rendering
#206Display apparatus with a display area and a non-display area and including a sound generator
#207Surround-screen speaker array and the formation method of virtual sound source
#208Signal matching method and device
#209System and method for experiencing music via vibrations
#210Vibration generation system, signal generator, and vibrator device
#211Display apparatus
#212REFLECTING SOUND FROM ACOUSTICALLY REFLECTIVE VIDEO SCREEN
#213Management of low frequency components of an audio signal at a mobile computing device
#214In-ear headphone
#215Display apparatus
#216Vehicle headrest
#217Loudspeaker array cabinet
#218Method and apparatus for testing hearing ability
#219Loudspeaker assembly and headphones for spatially localizing a sound event
#220Hybrid speaker
#221Vibration cancelling speaker arrangement
#222Loudspeaker with reduced audio coloration caused by reflections from a surface
#223Voice-controlled electronic device
#224Acoustic device
#225Display apparatus
#226Apparatus and method for speaker tuning and automatic digital signal processing configuration
#227In-ear headphone
#228ACOUSTIC PROCESSOR AND ACOUSTIC OUTPUT DEVICE
#229LOUDSPEAKER DEVICE
#230Mobile terminal with at least two transducers
#231Directive multiway loudspeaker with a waveguide
#232Sound output apparatus
#233Panel vibration type sound generating display device
#234Audio output apparatus capable of outputting multi channel audio and display apparatus applying the same
#235Audio loudspeaker and related method
#236Multiple dispersion standalone stereo loudspeakers
#237Reflecting sound from acoustically reflective video screen
#238Speaker grill with graduated hole sizing over a transition area for a media device
#239Sound production using speaker enclosure with reduced internal pressure
#240Upward firing loudspeaker having asymmetric dispersion for reflected sound rendering
#241Loudspeaker design
#242Display apparatus
#243Audio speakers having upward firing drivers for reflected sound rendering
#244Vehicle sound system
#245Passive and active virtual height filter systems for upward firing drivers
#246Speaker system
#247MALLEABLE EARPIECE FOR ELECTRONIC DEVICES
#248Speaker device
#249Acoustic device having an electro-acoustic transducer mounted to a passive radiator diaphragm
#250Adaptive array speaker
#251Display device
#252Actuator fixing device and panel vibration type sound-generating display device including the same
#253Low frequency sound field in a listening environment
#254Variable acoustics loudspeaker
#255Detection of attachment problem of apparatus being worn by user
#256Noise-canceling headphones including multiple vibration members and related methods
#257Head support incorporating loudspeakers and system for playing multi-dimensional acoustic effects
#258Direct-radiating earphone drivers
#259Display apparatus
#260Loudspeaker
#261Speaker unit and acoustic device
#262Vehicle headrest
#263Dynamic generation and distribution of multi-channel audio from the perspective of a specific subject of interest
#264Vibrating apparatus and vibrating method
#265Boat windshield with integrated audio system
#266Constant-directivity two way wedge loudspeaker system
#267Small subwoofer ceiling speaker system
#268Display apparatus
#269Novel Method for Delivering Stereo Modulations in a Motor Vehicle
#270Panel vibration type display device for generating sound
#271Loudspeaker
#272Audio playback device and method for controlling operation thereof
#273Display apparatus
#274Speaker device
#275Vibration cancelling speaker arrangement
#276Display apparatus
#277Electro-acoustical transducer arrangements of a sound system
#278Headphone arrangement
#279Dual-orientation speaker for rendering immersive audio content
#280Coaxial loudspeaker
#281Soundbar
#282Panel vibration type sound generating display device
#283Methods and devices for reproducing stereo audio
#284Speaker system
#285MTM loudspeaker using tweeter arrays
#286Content-adaptive surround sound virtualization
#287Non-blocking dual driver earphones
#288Acoustic device having an electro-acoustic transducer mounted to a passive radiator diaphragm
#289Multi-driver array audio speaker system
#290Method and apparatus for evaluating audio device, audio device and speaker device
#291Apparatus for managing distortion in a signal path and method
#292Upward firing loudspeaker having asymmetric dispersion for reflected sound rendering
#293Acoustic waveguide for audio speaker
#294Audio driver and power supply unit architecture
#295Universal speaker
#296Loudspeaker system
#297SPEAKER SYSTEM, DISPLAY DEVICE, AND TELEVISION RECEIVER
#298Display apparatus
#299Asymmetric stereophonic bass compensation
#300Outdoor speaker assembly and system