Patents
Sitemap › H04 - Electric communication technique › H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; Deaf-aid sets; Public address systems › H04R 3 - Circuits for transducers
Patents for H04R 3 - Circuits for transducers (18,190)
12/2014
12/04/2014US20140355789 Systems and methods for automatic mixing of media
12/04/2014US20140355787 Acoustic receiver with internal screen
12/04/2014US20140355777 Electronic device
12/04/2014US20140355776 Interested audio source cancellation method and voice recognition method and voice recognition apparatus thereof
12/04/2014US20140355775 Wired and wireless microphone arrays
12/04/2014US20140355772 Electronic device and method for switching recording modes
12/04/2014US20140355751 Systems and Methods for Echo Reduction
12/02/2014US8903722 Noise reduction for dual-microphone communication devices
12/02/2014US8903116 Parametric transducers and related methods
12/02/2014US8903108 Near-field null and beamforming
12/02/2014US8903107 Wideband noise reduction system and a method thereof
12/02/2014US8903106 Augmented elliptical microphone array
11/2014
11/27/2014US20140348353 Sound system for establishing a sound zone
11/27/2014US20140348345 Vad detection microphone and method of operating the same
11/27/2014US20140348343 Audio device for suppressing noise
11/27/2014US20140348342 Audio lens
11/27/2014US20140348338 Active noise cancellation
11/27/2014US20140348336 Electronic apparatus and method for activating specified function thereof
11/27/2014US20140348335 Audio measurement amplifier
11/25/2014US8897465 Class D micro-speaker
11/25/2014US8897464 Condenser microphone
11/25/2014US8897462 Audio processing apparatus, sound pickup apparatus and imaging apparatus
11/25/2014US8897460 Microphone amplifier
11/25/2014US8897457 Method and device for acoustic management control of multiple microphones
11/25/2014US8897456 Method and apparatus for estimating spectrum density of diffused noise
11/25/2014US8897455 Microphone array subset selection for robust noise reduction
11/25/2014US8897454 Sound zooming apparatus and method synchronized with moving picture zooming function
11/25/2014US8897096 Oscillator and electronic device
11/25/2014US8896184 Piezoelectric MEMS microphone
11/20/2014US20140341543 Method for playing multimedia content, a related system and related playback module
11/20/2014US20140341400 Impedance Matching Circuit for Driving a Speaker System
11/20/2014US20140341394 Loudspeaker Enclosure System With Signal Processor For Enhanced Perception Of Low Frequency Output
11/20/2014US20140341390 Method and apparatus for transmitting wireless audio streams
11/20/2014US20140341387 Providing ambient naturalness in anr headphones
11/20/2014US20140341386 Noise reduction
11/20/2014US20140341385 Dual resonator chamber with variable volume
11/20/2014US20140341384 Sound emitting and collecting apparatus, sound source separating unit and computer-readable medium having sound source separation program
11/18/2014US8892430 Noise detecting device and noise detecting method
11/18/2014US8892424 Audio analysis terminal and system for emotion estimation of a conversation that discriminates utterance of a user and another person
11/18/2014US8892228 Concealing audio artifacts
11/18/2014US8892173 Mobile electronic device and sound control system
11/18/2014US8891794 Methods and devices for creating and modifying sound profiles for audio reproduction devices
11/18/2014US8891790 Methods for using an accessory to communicate with an electronic device
11/18/2014US8891786 Selective notch filtering for howling suppression
11/18/2014US8891785 Processing signals
11/18/2014US8891784 Microphone assembly for use with an aftermarket telematics unit
11/18/2014US8891783 Directional sound system
11/18/2014US8891782 Apparatus and method for sound focusing
11/18/2014US8891780 Microphone array device
11/13/2014US20140337029 Speech recognition with a plurality of microphones
11/13/2014US20140335910 Multifunction light controller equipped with localized control
11/13/2014US20140335902 Driver Identification and Data Collection Systems for Use with Mobile Communication Devices in Vehicles
11/13/2014US20140334653 Combination speaker and light source responsive to state(s) of an organism based on sensor data
11/13/2014US20140334648 Multifunction light controller
11/13/2014US20140334641 Spectral shaping for audio mixing
11/13/2014US20140334639 Directivity control method and device
11/13/2014US20140334637 Signal Processing for a Headrest-Based Audio System
11/13/2014US20140334636 Electronic apparatus and a method of controlling the same
11/13/2014US20140334632 Pop-up noise suppression in audio
11/11/2014US8886347 Method and apparatus for selecting a playback queue in a multi-zone system
11/11/2014US8886343 Sound processing system
11/11/2014US8885850 Cardioid beam with a desired null based acoustic devices, systems and methods
11/11/2014US8885849 Component having a micromechanical microphone structure, and method for operating such a microphone component
11/11/2014US8885847 Vehicular apparatus
11/11/2014US8885844 Variable noise masking during periods of substantial silence
11/11/2014US8885842 Methods and apparatus to determine locations of audience members
11/11/2014US8885815 Null-forming techniques to improve acoustic echo cancellation
11/06/2014US20140328506 Methods and systems to provide automatic configuration of wireless speakers
11/06/2014US20140328502 Audio Apparatus
11/06/2014US20140328501 High dynamic microphone system
11/06/2014US20140328497 Calibrated dual omnidirectional microphone array (doma)
11/06/2014US20140328496 Calibrated dual omnidirectional microphone array (doma)
11/06/2014US20140328490 Multi-channel echo cancellation and noise suppression
11/06/2014US20140328488 Electronic Device With Wireless Power Control System
11/06/2014US20140327515 Combination speaker and light source responsive to state(s) of an organism based on sensor data
11/04/2014US8879761 Orientation-based audio
11/04/2014US8879760 Directional sound systems and related methods
11/04/2014US8879754 Sound reproducing system with superimposed digital signal
11/04/2014US8879752 Microphone
11/04/2014US8879749 Directional microphone device and directivity control method
11/04/2014US8879741 Speaker array apparatus and sound beam control method
11/04/2014US8878891 Providing audio playback during a conference based on conference system source
10/2014
10/30/2014US20140321669 Systems, methods, and apparatus to filter audio
10/30/2014US20140321668 Signal processing device
10/30/2014US20140321667 Methods and apparatus for processing audio signals
10/30/2014US20140321666 Reducing resonance
10/30/2014US20140321663 Method and apparatus for transmitting multi-channel audio signal
10/30/2014US20140321654 Apparatus and method for transmitting/receiving voice signal through headset
10/28/2014US8873778 Sound processing apparatus, sound image localization method and sound image localization program
10/28/2014US8873777 Variable directivity condenser microphone
10/28/2014US8873773 Condenser microphone unit and condenser microphone
10/28/2014US8873770 Audio processing pipeline for auditory prosthesis having a common, and two or more stimulator-specific, frequency-analysis stages
10/28/2014US8873769 Wind noise detection method and system
10/28/2014US8873768 Method and apparatus for audio signal enhancement
10/28/2014US8873762 System and method for efficient sound production using directional enhancement
10/23/2014US20140314252 Method and device for reducing acoustic feedback
10/23/2014US20140314251 Broadband sensor location selection using convex optimization in very large scale arrays
10/23/2014US20140314245 Headphone device, terminal device, information transmitting method, program, and headphone system
10/23/2014US20140314243 Click and pop noise reduction in headphones
10/23/2014US20140314242 Ambient Sound Enablement for Headsets
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