Matches 1 - 50 out of 156 1 2 3 4 >


Match Document Document Title
US20060133621 Wireless telephone having multiple microphones  
The present invention is directed to a wireless telephone having a first microphone and a second microphone and a method for processing audio signal in a wireless telephone having a first...
US20140355785 MOBILE DEVICE LOCALIZATION USING AUDIO SIGNALS  
Mobile device localization using audio signals is described. In an example, a mobile device is localized by receiving a first audio signal captured by a microphone located at the mobile device and...
US20050147261 Head relational transfer function virtualizer  
Sound and the spatial location of the sound relative to a microphone array are sensed and derived respectively and transmitted to a sound reproducing system that uses the sound as a monaural...
US20140016798 MEMS DEVICE  
A method of fabricating a micro-electrical-mechanical system (MEMS) apparatus on a substrate comprises the steps of processing the substrate so as to fabricate an electronic circuit; depositing a...
US20090296957 SOUND SYSTEM AND METHOD FOR CREATING A SOUND EVENT BASED ON A MODELED SOUND FIELD  
A sound system and method for modeling a sound field generated by a sound source and creating a sound event based on the modeled sound field is disclosed. The system and method captures a sound...
US20050207591 Audio input unit, audio input method and audio input and output unit  
A videoconferencing system uses an audio input unit including: two directional microphones disposed in directions with directivity being opposite to each other, the microphones forming a pair and...
US20120128176 SPATIAL NOISE SUPPRESSION FOR A MICROPHONE ARRAY  
A noise reduction system and a method of noise reduction includes utilizing an array of microphones to receive sound signals from stationary sound sources and a user that is speaking. Positions of...
US20080246833 VIDEO CONFERENCING APPARATUS, CONTROL METHOD, AND PROGRAM  
A video conferencing apparatus for video conferencing includes: a light emission control means for allowing a light emitting means for emitting a light that is included in a sound collecting means...
US20140112496 MICROPHONE PLACEMENT FOR NOISE CANCELLATION IN VEHICLES  
Systems and methods for processing acoustic signals in vehicles are provided. An example system comprises one or more microphones and a voice monitoring device. The voice monitoring device can...
US20070116300 Channel decoding for wireless telephones with multiple microphones and multiple description transmission  
An embodiment of the present invention provides a wireless telephone including a receiver module, a channel decoder, a speech decoder, and a speaker. The receiver module receives a plurality of...
US20100302401 Image Audio Processing Apparatus And Image Sensing Apparatus  
An image audio processing portion includes an image analysis portion for analyzing an input image, a directivity control portion for controlling a directivity of an input audio signal based on a...
US20080219470 Signal processing apparatus, signal processing method, and program recording medium  
A signal processing apparatus includes a receiving unit configured to receive an audio signal, and a noise reducing unit configured to reduce a wind noise component of the audio signal received by...
US20070237339 Environmental noise reduction and cancellation for a voice over internet packets (VOIP) communication device  
A system and method for reducing or entirely canceling background or environmental noise from a voice transmission from a communications device. A communications device, such as a voice over...
US20090238378 Enhanced Immersive Soundscapes Production  
An immersive audio-visual system (and a method) for creating an enhanced interactive and immersive audio-visual environment is disclosed. The immersive audio-visual environment enables...
US20080252595 Method and Device for Virtual Navigation and Voice Processing  
An apparatus for virtual navigation and voice processing is provided. A system that incorporates teachings of the present disclosure may include, for example, a computer readable storage medium...
US20130318442 AUDIO GEAR COMPARISON SYSTEM AND METHOD  
A system and method that allow users to directly compare audio gear, for example microphones and other items in the audio recording chain (e.g. preamplifiers, cables, amplifiers, etc.), against...
US20140185824 FORMING VIRTUAL MICROPHONE ARRAYS USING DUAL OMNIDIRECTIONAL MICROPHONE ARRAY (DOMA)  
A dual omnidirectional microphone array noise suppression is described. Compared to conventional arrays and algorithms, which seek to reduce noise by nulling out noise sources, the array of an...
US20110096941 SELF-STEERING DIRECTIONAL LOUDSPEAKERS AND A METHOD OF OPERATION THEREOF  
A directional sound system, a method of transmitting sound to a spatial location determined by the gaze of a user and a directional communication system are disclosed. In one embodiment, the...
US20130329908 ADJUSTING AUDIO BEAMFORMING SETTINGS BASED ON SYSTEM STATE  
Audio beamforming is a technique in which sounds received from two or more microphones are combined to isolate a sound from background noise. A variety of audio beamforming spatial patterns exist....
US20070047743 Method and apparatus for improving noise discrimination using enhanced phase difference value  
Noise discrimination in signals from a plurality of sensors is conducted by enhancing the phase difference in the signals such that off-axis pick-up is suppressed while on-axis pick-up is...
US20150281834 MICROPHONE DEVICE AND MICROPHONE UNIT  
A microphone device includes an omnidirectional microphone, a directional microphone, and a first signal processor that performs subtraction processing between data outputted by the directional...
US20140247954 Entrained Microphones  
In some embodiments, a microphone system may include a deformable element that may be made of a material that is subject to deformation in response to external phenomenon. Sensing ports may be in...
US20130114822 PIEZOELECTRIC MICROPHONES  
Electronic devices and microphone devices are described.
US20050063553 Microphone apparatus, noise reduction method and recording apparatus  
To achieve vibration-dependent noise reduction by the use of a microphone to pick up an audio signal and a vibration sensor. The microphone apparatus according to a preferred embodiment of the...
US20060034469 Sound apparatus and teleconference system  
A sound apparatus includes: a sound output that forms sound waves having opposite phases in a front direction and a rear direction, respectively; a front microphone that collects the sound wave...
US20070263881 METHOD AND APPARATUS FOR LOCATING A TALKER  
An apparatus for locating a talker, comprising a microphone array for receiving multiple audio signals, wherein the microphone array is characterized by a predetermined beampattern, a spectral...
US20120308040 MICROPHONE ARRAY CALIBRATION METHOD AND APPARATUS  
An apparatus for providing real-time calibration for two or more microphones. A calibrator for receiving a left microphone signal and a right microphone signal and generating phase difference...
US20160241955 MULTI-MICROPHONE SOURCE TRACKING AND NOISE SUPPRESSION  
Methods, systems, and apparatuses are described for improved multi-microphone source tracking and noise suppression. In multi-microphone devices and systems, frequency domain acoustic echo...
US20080112574 DIRECTIONAL AUDIO SIGNAL PROCESSING USING AN OVERSAMPLED FILTERBANK  
A directional signal processing system for beamforming information signals. The system includes an oversampled filterbank, which has an analysis filterbank for transforming the information signals...
US20050180582 A System and Method for Utilizing Disjoint Audio Devices  
A communication system is provided including an audio server including an audio server communicator, and a multi-aural filter, and at least one audio device including a microphone set having at...
US20120140947 Apparatus and method to localize multiple sound sources  
An apparatus and method to localize multiple sound sources is provided. Virtual microphone signals are generated based on actual microphone signals from a microphone array including a plurality of...
US20150110288 AUGMENTED ELLIPTICAL MICROPHONE ARRAY  
In one embodiment, an audio system has a microphone array and a signal processing subsystem that processes audio signals generated by the microphone array to produce an output beampattern. The...
US20120177219 WEARABLE SHOOTER LOCALIZATION SYSTEM  
A wearable shooter localization system including a microphone array, processor, and output device for determining information about a gunshot. The microphone array may be worn by on the upper arm...
US20100008515 MULTIPLE ACOUSTIC THREAT ASSESSMENT SYSTEM  
A system is provided for locating and identifying an acoustic event. An acoustic sensor having a pair of concentric opposing microphones at a fixed distance on a microphone axis is used to measure...
US20060088174 System and method for optimizing media center audio through microphones embedded in a remote control  
A method and system for optimizing media center audio through microphones embedded in a remote control are described. One embodiment of the method involves receiving a command to optimize audio of...
US20140294197 Sound Discrimination Method and Apparatus  
A method of distinguishing sound sources includes the step of transforming data, collected by at least two transducers which each react to a characteristic of an acoustic wave, into signals for...
US20060245601 Robust localization and tracking of simultaneously moving sound sources using beamforming and particle filtering  
The present invention relates to a system for localizing at least one sound source, comprising a set of spatially spaced apart sound sensors to detect sound from the at least one sound source and...
US20150172807 Apparatus And A Method For Audio Signal Processing  
An apparatus, such as a headset, configured to process audio signals from multiple microphones, comprising: a first pair of microphones (101, 102) outputting a first pair of microphone signals and...
US20140314250 POSITION ESTIMATION SYSTEM USING AN AUDIO-EMBEDDED TIME-SYNCHRONIZATION SIGNAL AND POSITION ESTIMATION METHOD USING THE SYSTEM  
Disclosed is a method of estimating a position by a position estimation system. The method includes generating a time-synchronization signal for position determination using a genetic algorithm,...
US20130022217 SOUND ZOOM METHOD, MEDIUM, AND APPARATUS  
A sound zoom method, medium, and apparatus generating a signal in which a target sound is removed from sound signals input to a microphone array by adjusting a null width that restricts a...
US20050271221 Airborne collection of acoustic data using an unmanned aerial vehicle  
An acoustic data collection system that uses an antenna array aboard a powered unmanned and remotely controlled parafoil. The antenna array has multiple microphone elements, whose outputs are...
US20160165341 PORTABLE MICROPHONE ARRAY  
A microphone array of three or more microphones may be mounted on a housing or substrate configured to be part of a smartphone or a smartphone protective case. The microphone array may be...
US20120134507 Methods, Systems, and Products for Voice Control  
Methods, systems, and computer program products provide voice control of electronic devices. Speech and a beacon signal are received. A directional microphone is aligned to a source of the beacon...
US20100123785 Graphic Control for Directional Audio Input  
A device to provide an audio output includes a microphone array, a signal processor, and a graphic user interface (GUI). The signal processor is coupled to the microphone array to perform audio...
US20070076898 Adaptive beamformer with robustness against uncorrelated noise  
The relatively robust adaptive beamformer, comprises: a filtered sum beamformer (107) to process input audio signals (u1, u2, u3) from an array of respective microphones (101, 103, 105), and...
US20130121498 NOISE REDUCTION USING MICROPHONE ARRAY ORIENTATION INFORMATION  
A handheld device includes: an orientation sensor; an audio processor connected to the orientation sensor and adapted to receive orientation information from the orientation sensor; and a...
US20120250881 MICROPHONE BIASING  
A plurality of microphones are coupled in series to receive a bias current. A plurality of configurable switches may be used to select which ones of the microphones receive the bias current. The...
US20110275434 METHODS FOR CONTROLLING A PROCESS OF A GAME AND ELECTRONIC DEVICES UTILIZING THE SAME  
An electronic device comprises a microphone array, a signal processor and a game controller. The microphone array comprises at least a first microphone unit for capturing at least a first acoustic...
US20080159559 Post-filter for microphone array  
A post-filter includes a microphone array including at least two microphones to which a voice signal are input, a beam former which forms the voice signal input from the microphone array, a...
US20080101624 SPEAKER DIRECTIONALITY FOR USER INTERFACE ENHANCEMENT  
A method (10) and system (200) for user interface enhancement using speaker directionality can include a speaker phone having a microphone array (35, 36, and 37) on a communication device (32) at...

Matches 1 - 50 out of 156 1 2 3 4 >