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Searching: audio signal





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Patent # Description
US-9,110,366 Audiovisual apparatus
An audiovisual apparatus includes a video projection section, a focal length adjustment section, an acoustic processing section, and an audio output section....
US-9,107,018 System and method for sound reproduction
A sound reproduction system for reproducing an audio signal as originating from a first direction relative to a nominal position (211) and orientation of a...
US-9,107,016 Interactive hearing aid fitting system and methods
Methods and systems of interactive fitting of a hearing aid by a non-expert person without resorting to a clinical setup are disclosed. The system includes an...
US-9,107,012 Vehicular threat detection based on audio signals
Techniques for ability enhancement are described. Some embodiments provide an ability enhancement facilitator system ("AEFS") configured to enhance a user's...
US-9,107,007 Microphone unit
There is provided a microphone unit having a plurality of miniature microphones for respectively recording audio signals and a carrier unit. The miniature...
US-9,107,006 Screen sounder
A screen sounder includes a housing having a front case, a screen supported by the front case, a piezoelectric module mounted with the screen for driving the...
US-9,107,001 Earphones having configurable microphone arrays
Accessories for a telephone include at least one earphone and at least one microphone array having multiple microphones used to generate outgoing audio signals...
US-9,107,000 Wireless digital audio music system
A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively...
US-9,106,994 Ultra-slim speaker structure
A ultra-slim includes bass, alto membranes and acoustical element, where a surrounding embossed pattern is configured on a location adjacent to the rim of the...
US-9,106,989 Adaptive-noise canceling (ANC) effectiveness estimation and correction in a personal audio device
Techniques for estimating adaptive noise canceling (ANC) performance in a personal audio device, such as a wireless telephone, provide robustness of operation...
US-9,106,948 Adaptive PID controller for audio/video clock recovery
Systems, devices and methods are described including specifying a jitter response control parameter, receiving multiple timestamp pairs. A maximum jitter of the...
US-9,106,921 Configurable transcoder and methods for use therewith
A transcoder includes a demultiplexer that demultiplexes a video signal into a video stream, an audio stream and a subtitle stream. A stream probe generates...
US-9,106,790 VoIP music conferencing system
A method includes sending a first message to a conference bridge from a first device. The first message includes an audio signal, a video signal, a musical...
US-9,106,780 Method and apparatus for controlling audio/video display using a policy
A method and apparatus for controlling audio/video display using a policy is disclosed. In one embodiment, a method for policy-based control of audio/video...
US-9,106,312 Vehicular microphone system and method for post processing optimization of a microphone signal
A vehicular microphone system (200) for post processing optimization of a microphone signal includes a first transducer (201) and second transducer (203)...
US-9,106,299 Audio signal processing circuit
An audio-signal-processing circuit includes: a noise-detecting unit to detect presence or absence of noise in an audio signal generated based on an output from...
US-9,106,197 Systems and methods to suppress noise and idle tones
Systems and methods that reduce or remove idle tones and noise from an audio signal are provided. According to various embodiments, a level of the received...
US-9,106,194 Regulation of audio volume and/or rate responsive to user applied pressure and related methods
An electronic device includes a force sensor that is configured to generate a force signal that indicates an amount of force being exerted thereon by a user,...
US-9,106,192 System and method for device playback calibration
Systems and methods are provided for device playback calibration. In one example, a calibration device with a microphone and signal processor may detect audio...
US-9,105,270 Method and apparatus for audio signal enhancement in reverberant environment
The present disclosure proposes a method and an apparatus to enhance reverberated speech by applying reverberation detection in conjunction with reverberation...
US-9,105,264 Coding apparatus and decoding apparatus
A coding apparatus which suppresses an extreme increase in a bit rate, includes: a downmixing and coding unit (301) that downmixes audio signals that have been...
US-9,105,263 Audio signal coding and decoding method and device
Embodiments of the present invention provide an audio signal coding and decoding method and device. The coding method includes: dividing a frequency band of an...
US-9,105,196 Method and system for autonomous teaching of braille
The present invention is a method and system for autonomous learning of Braille by an unsighted user. The system allows the unsighted user to pass a card over...
US-9,100,768 Method and device for decoding an audio soundfield representation for audio playback
Soundfield signals as such e.g. Ambisonics carry a representation of a desired sound field. The Ambisonics format is based on spherical harmonic decomposition...
US-9,100,767 Converter and method for converting an audio signal
A converter and conversion method are disclosed for converting N channel audio input channels into M channel audio output channels, wherein a processor is used...
US-9,100,766 Multichannel audio system having audio channel compensation
A multichannel compensating audio system includes first and second compensation channels to psychoacoustically minimize deviations in a target response, to...
US-9,100,765 Audio enhancement module for portable media player
An audio or video enhancement module incorporates advanced audio enhancement effects. These advanced effects cover a wide range including but not limited to 3D...
US-9,100,764 Systems for providing power to a hearing assistance device
Disclosed herein, among other things, is an apparatus for connection to a hearing assistance device having a DAI compatible interface compatible with direct...
US-9,100,763 Determining stimulation signal strength in an auditory prosthesis
A method for determining the level of stimulation signals generated by an auditory prosthesis as a result of processing an electrical audio signal ...
US-9,100,762 Hearing aid with improved localization
A hearing aid includes: a BTE hearing aid housing configured to be worn behind a pinna of a user and accommodating at least one BTE sound input transducer...
US-9,100,760 Audio channel fault detection system
An audio system includes a diagnostic capability to check for faults to a power source and faults to ground for output audio channels configured to drive...
US-9,100,757 Headset impedance detection
Whether an audio output amplifier of an electronic device is connected through an accessory connector to a headphone or a self powered audio device is...
US-9,100,756 Microphone occlusion detector
Digital signal processing microphone occlusion detection is described that can be used with a noise suppression system that uses two types of noise estimators,...
US-9,100,749 System and method for directionally radiating sound
A method of operating an audio system that provides audio radiation to a plurality of listening positions includes providing at least one source of audio...
US-9,100,748 System and method for directionally radiating sound
A method of operating an audio system that provides audio radiation to a plurality of listening positions includes providing at least one source of audio...
US-9,100,743 Method and system for power delivery to a headset
A power delivery method and system for powering a headset. A power signal is combined with an audio signal to form a composite signal that is communicated over...
US-9,100,736 Control of an adaptive feedback cancellation system based on probe signal injection
Method and audio processing system determine a system parameter sp in a gain loop of an audio processing system. An alternative scheme is provided for feedback...
US-9,100,732 Hertzian dipole headphone speaker
This disclosure related to an audio unit of a head-mounted apparatus. The head mounted device includes a support structure with at least one side section with...
US-9,100,731 Low power microphone circuits for vehicles
A low power microphone circuit for a vehicle is provided that includes: at least one microphone transducer; a digital signal processor for receiving output...
US-9,100,633 Electronic device generating stereo sound synchronized with stereographic moving picture
An electronic device including a receiver configured to receive a stereoscopic moving image including a plurality of frames; a controller configured to obtain a...
US-9,100,466 Method for processing an audio signal and audio receiving circuit
A method for processing an audio signal is described comprising receiving a first audio signal via a first receiving path comprising a first microphone;...
US-9,100,217 Apparatus, systems and methods for packet based transmission of multiple data signals
Apparatus, systems and methods for receiving one or more input signals and providing output signals in various video, audio, data and mixed formats are...
US-9,100,039 System, medium, and method of encoding/decoding multi-channel audio signals
An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information...
US-9,099,978 Embedded speaker protection for automotive audio power amplifier
A method of operating a speaker system including a speaker coupled to an amplifier, and a dedicated digital speaker protection circuit includes turning on the...
US-9,099,974 Volume redirection
Exemplary systems and methods enable a user of a mobile device that is communicatively coupled to a remote device to adjust the audio output volume level of an...
US-9,099,972 Method and apparatus for multi-stage adaptive volume control
A method and apparatus for adaptively controlling the audio output (122) of a communication device (114) according to the noise characteristics of the receiver...
US-9,099,967 Increasing ground noise rejection in audio systems
An audio source device has an audio connector to which an external load can be connected. An audio signal is amplified and then driven through the connector,...
US-9,099,963 Selector and amplifier device therefor
An amplifier device includes a plurality of input terminals for receiving input signals (e.g. audio signals), a main switch, which switches over the input...
US-9,099,099 Very short pitch detection and coding
System and method embodiments are provided for very short pitch detection and coding for speech or audio signals. The system and method include detecting...
US-9,099,078 Upmixer, method and computer program for upmixing a downmix audio signal
An upmixer for upmixing a downmix audio signal into an upmixed audio signal describing one or more upmixed audio channels includes a parameter applier...
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