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US20130216065 SMART WATCH WITH AUTOMATIC VOICE RECORDING AND ALARM  
A wearable accoutrement such as a wristwatch records noises within a wearer's vicinity, and white noises may be filtered out to output pure human voices. The voice recording feature can be...
US20110064240 Dynamic Noise Reduction in Auditory Prosthesis Systems  
An exemplary method of dynamically adjusting an amount of noise reduction applied in an auditory prosthesis system includes dividing an audio signal presented to a patient into a plurality of...
US20110051957 JITTER BUFFER ADAPTATION BASED ON AUDIO CONTENT  
A system and method for discarding or inserting audio frames in a jitter buffer is described. The system and method provides improved audio quality as compared to conventional jitter buffer...
US20110129096 METHOD AND SYSTEM FOR REDUCING ACOUSTICAL REVERBERATIONS IN AN AT LEAST PARTIALLY ENCLOSED SPACE  
A method of increasing the intelligibility of an audio broadcast in an at least partially enclosed space from at least one amplified audio source. An input microphone receives an incident audio...
US20110149159 SYSTEM AND METHOD FOR ACTIVELY MANAGING PLAYBACK OF DEMO CONTENT BY DISPLAY DEVICE  
An embodiment of the invention involves a display device and method for actively managing playback of demo content within a partially-assisted or non-assisted commercial environment. The playback...
US20120045079 Compact noise suppression circuit for small speakers  
A compact noise suppression circuit for a small speaker system and having a circuit board with a left signal input connection and a right signal input connection and a ground connection, and...
US20140211963 LOUDSPEAKER WITH FORCE CANCELLING CONFIGURATION  
The present invention provides a loudspeaker with at least two diaphragm assemblies, in which the reactive forces acting on the magnets in each assembly cancel. By linking the two magnets together...
US20130010981 MICROPHONE  
A microphone capable of canceling vibration noise caused by mechanical vibration is provided with, in capsules, a pair of diaphragms and a pair of back plates opposite to the respective...
US20110228950 HEADSET LOUDSPEAKER MICROPHONE  
A headset system which may be utilized for various forms of communication and multimedia. The headset system may include a number of earpieces which may be configured to change its operation state...
US20110274290 FAST START-UP CIRCUIT FOR AUDIO DRIVER  
A driver device for suppression audible transients of an audio amplifier includes an amplifier for receiving an audio signal and a bias circuit configured to quickly generate a voltage level for...
US20140044293 WIRELESSLY POWERED AUDIO DEVICES  
Techniques herein provide wireless energy transfer to audio devices such as headphones, headsets, hearing aids, and the like. Audio devices are integrated with a device resonator. The device...
US20110026734 System for Suppressing Wind Noise  
A voice enhancement logic improves the perceptual quality of a processed voice. The voice enhancement system includes a noise detector and a noise attenuator. The noise detector detects a wind...
US20080163747 SOUND COLLECTOR, SOUND SIGNAL TRANSMITTER AND MUSIC PERFORMANCE SYSTEM FOR REMOTE PLAYERS  
A music station is connected through a communication network to another music station, and pieces of music data expressing an exhibition performance on a automatic player piano and pieces of voice...
US20080273711 APPARATUS, SYSTEM AND METHOD OF INTEGRATING WIRELESS TELEPHONES IN VEHICLES  
A system, apparatus and method of integrating a wireless telephone in a vehicle are provided. The system, apparatus and method consist of installing a parabolic speaker in the vehicle that has a...
US20080267424 Sound Source Supply Apparatus and Sound Source Supply Method  
The present invention provides a sound source supply apparatus capable of playing music with less degradation of sound by processing an original sound source such that music is not determined to...
US20140270249 Method and Apparatus for Estimating Variability of Background Noise for Noise Suppression  
An electronic device measures noise variability of background noise present in a sampled audio signal, and determines whether the measured noise variability is higher than a high threshold value...
US20090055170 Sound Source Separation Device, Speech Recognition Device, Mobile Telephone, Sound Source Separation Method, and Program  
A sound source signal from a target sound source is allowed to be separated from a mixed sound which consists of sound source signals emitted from a plurality of sound sources without being...
US20140198923 REAL TIME AUDIO ECHO AND BACKGROUND NOISE REDUCTION FOR A MOBILE DEVICE  
An audio enhancement system includes a display unit configured to exhibit a waveform corresponding to a microphone signal that is subject to an audio interference. The audio enhancement system...
US20130223645 SYSTEM AND METHOD FOR DYNAMIC RESIDUAL NOISE SHAPING  
A system and method for dynamic residual noise shaping configured to reduce hiss noise in an audio signal. The system and method may detect an amount and type of hiss noise. The system and method...
US20110096931 CROSSTALK SUPPRESSION  
A crosstalk suppression arrangement for a stereo audio system, wherein the stereo audio system comprises a left stereo channel and a right stereo channel, each comprising a driving circuit, an...
US20120230505 MANAGING THE EFFECT OF TDMA NOISE ON AUDIO CIRCUITS  
Broadly speaking, the embodiments disclosed herein describe an apparatus, system, and method for managing the effects of TDMA noise emitted by a communication device on an audible circuit.
US20130163781 BREATHING NOISE SUPPRESSION FOR AUDIO SIGNALS  
Systems and methods are described herein for detecting and suppressing breathing noise in an audio signal. First, systems and methods are described that analyze audio signals generated by two or...
US20130034242 MIC AUDIO NOISE FILTERING  
This document discusses, among other things, a MIC audio noise filtering system configured to detect MIC audio noise at a pole of a four-pole audio jack using first and second comparators. The MIC...
US20140098973 LIMITING PEAK AUDIO POWER IN MOBILE DEVICES  
Systems and methods of limiting peak audio power in mobile devices may include a high pass filter and a burst module to detect a burst load condition in a mobile device. The burst module can also...
US20110261974 OUTPUT CIRCUIT FOR AUDIO CODEC CHIP  
An output circuit for audio codec chip includes an audio amplifier chip and a noise eliminating circuit electrically connected to the audio codec chip and the audio amplifier chip. The audio...
US20130262101 NOISE REDUCTION SYSTEM WITH REMOTE NOISE DETECTOR  
Noise reduction system with remote noise detector The present invention relates to a noise reduction system with at least one remote noise detector placed close to at least one noise source, which...
US20110249831 WIRELESS MICROPHONE SYSTEMS HAVING IMPROVED IMMUNITY TO RF INTERFERENCE  
A wireless microphone system is disclosed that uses a multiplicity of antennas to reduce or eliminate effects of radio frequency interference and intermodulation distortion. Signals from the...
US20090316928 INCORPORATING PRIOR KNOWLEDGE INTO INDEPENDENT COMPONENT ANALYSIS  
The quality of sound recorded from a plurality of people speaking at the same time is improved by incorporating prior knowledge into an independent component analysis (ICA) separating algorithm....
US20120123771 Method and Apparatus For Wind Noise Detection and Suppression Using Multiple Microphones  
Unlike sound based pressure waves that go everywhere, air turbulence caused by wind is usually a fairly local event. Therefore, in a system that utilizes two or more spatially separated...
US20070189550 Panel acoustic contributions examination  
A system for analyzing noise sources correlates the sound pressure level value at any field point to the acoustic energy directly flowing out of any individual panel of a vibrating structure. This...
US20090225995 SOUND REPRODUCING APPARATUS  
An sound reproducing apparatus is configured such that a correction amount is calculated on the basis of a masking model, determiner for determining a correction parameter correcting input signal...
US20090034754 Apparatus for Automatically Mixing Audio Signals in a Predetermined Manner  
A recorded voice message having a first length and a background sound having a second length longer than the first length are received. The first length of the recorded voice message is...
US20110116651 DISTRIBUTED SOUND ENHANCEMENT  
Sound quality is enhanced in a sound system including handsets and headsets. Handset sound enhancing algorithms are implemented in a handset. The handset automatically determines which, if any, of...
US20110044464 FEEDFORWARD ANR DEVICE ACOUSTICS  
An earpiece of an ANR device incorporates one or more of feedforward-based ANR; feedback-based ANR; passive noise reduction (PNR) of environmental noise sounds in the environment external to the...
US20130114835 Optimal Spatial Filtering in the Presence of Wind in a Hearing Prosthesis  
The present application discloses methods, systems, and hearing prostheses for reducing wind noise and/or thermal noise in an audio signal transmitted to the user of a hearing prosthesis. A method...
US20120008796 DISTORTION COMPENSATION  
A distortion compensation system minimizes distortion in an audio system by monitoring a supply voltage and adjusting a clipping threshold and/or compression knee. An adjustable gain circuit...
US20070160243 SYSTEM AND METHOD FOR SEPARATION OF A USER'S VOICE FROM AMBIENT SOUND  
A system for separation of a user's voice from ambient sound, comprising a device to be worn at the user's ear or at least partly in the user's ear canal comprising a first microphone oriented...
US20130077801 DISTORTION CONTROL TECHNIQUES AND CONFIGURATIONS  
Embodiments of the present disclosure provide distortion control techniques and configurations. An apparatus includes an input module configured to receive an audio signal, a clipping module...
US20140172421 SPEECH ENHANCING METHOD, DEVICE FOR COMMUNICATION EARPHONE AND NOISE REDUCING COMMUNICATION EARPHONE  
The present invention provides a speech enhancing method for communication earphone including two parts: sending end noise reduction processing and receiving end noise reduction processing,...
US20140301567 METHOD FOR PROVIDING A COMPENSATION SERVICE FOR CHARACTERISTICS OF AN AUDIO DEVICE USING A SMART DEVICE  
The present invention relates to a method of providing a compensation service for characteristics of a sound system using a smart device comprises: (1) receiving information of the sound system...
US20120076320 Fine/Coarse Gain Adjustment  
Methods and apparatuses for deriving a signal-to-noise ratio based at least in part on a measured level of a signal carrying far-end speech, and a measured level of a signal carrying ambient...
US20100329480 HIGHLY DIRECTIVE ENDFIRE LOUDSPEAKER ARRAY  
A loudspeaker system with an endfire array of three or more loudspeakers (Zn, n=3, 4, . . . N) arranged on a line. The system has a set of filters (Fn, n=3, 4, . . . N), each loudspeaker (Zn)...
US20070133820 Channel capacity improvement in wireless mobile communications by voice SNR advancements  
A voice microphone collects sound waves from the user as well as unwanted background noise. A second background microphone collects ambient sound. The inputs from the two microphones retain their...
US20090147966 Method and Apparatus for In-Ear Canal Sound Suppression  
An earpiece (100) and acoustic management module (300) for in-ear canal suppression control suitable is provided. A method for suppressing signals for a conference call, a vehicle, and a general...
US20150078565 Dual-Diaphragm Microphone Module to Reduce Vibration Noise  
A microphone module disposed in an electronic device for reducing echo noise. The microphone module includes a casing, a first diaphragm disposed in the casing, a second diaphragm disposed in the...
US20120128167 HOWLING CANCELLER  
A howling canceller applied to an acoustic system having a speaker and a microphone comprises: a filter insertion unit for inserting a notch filter at a frequency of an audio signal picked up by...
US20140029762 Head-Mounted Sound Capture Device  
A platform that is configured to be removably placed symmetrically on or about a user's head has at least a first transducer configured to capture vibration of the user's skull or facial movement...
US20120321101 WIRELESS MIC SYSTEM FOR AUTOMATICALLY PARING  
Disclosed is a wireless MIC system for automatically paring, which comprises a wireless MIC which includes a paring button at its one side and facilitates a connection mode as it is automatically...
US20140079244 NOISE REMOVAL DEVICE  
A noise removal device which removes noise included in a signal, includes: a statistical parameter calculation portion configured to calculate a parameter which expresses distribution of the noise...
US20130259263 Removal of Wind Noise from Communication Signals  
A special purpose machine measures and modulates communication signals that are parsed into frames. Frames of signals modulated and measured to have certain qualities are deemed to be the result...

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