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Searching: audio signal





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Patent # Description
US-8,866,559 Hybrid modulation method for parametric audio system
A parametric audio system that permits greater control over the bandwidth of a modulated signal. The system includes a carrier signal generator for generating a...
US-8,865,991 Portable music player
A portable music player for the playback of a digital audio file comprises a memory for storing a plurality of digital audio files; an audio output; a control...
US-D715,846 Data recording device
US-8,862,511 Providing audio-based financial asset information
In one embodiment, a mechanism for providing real-time audio-based financial asset information is disclosed. In one embodiment, a method includes receiving a...
US-8,862,480 Audio encoding/decoding with aliasing switch for domain transforming of adjacent sub-blocks before and...
An apparatus for encoding an audio signal includes the windower for windowing a first block of the audio signal using an analysis window having an aliasing...
US-8,862,463 Adaptive time/frequency-based audio encoding and decoding apparatuses and methods
Adaptive time/frequency-based audio encoding and decoding apparatuses and methods. The encoding apparatus includes a transformation & mode determination unit to...
US-8,862,320 Method and apparatus for ambient lighting incoming message alert
A system includes a processor configured to receive settings for one or more vehicle ambient lighting activation sequences. The processor is further configured...
US-8,862,220 Artifact cancellation in hybrid audio prostheses
A system and method are described for determining an estimated neural response in a hybrid electric acoustic audio prosthesis. Target nerve tissue such as...
US-8,861,775 Stereo system and speakers for a watercraft
A speaker and stereo system for a watercraft are disclosed. The stereo system includes an amplifier sized and adapted to fit within an internal compartment of...
US-8,861,773 Speaker module and related electronic device
A speaker module is capable of adjusting an outputting direction of an audio signal. The speaker module includes a base, a supporter, a speaker and a lifting...
US-8,861,771 Apparatus and system for playing audio signals from an audio source
An apparatus and system to play audio signals from an audio source is disclosed. The apparatus is positionable within a fistula defining a channel extending...
US-8,861,760 Audio processing compression system using level-dependent channels
Disclosed herein, among other things, are methods and apparatus for a level-dependent compression system for hearing assistance devices, such as hearing aids....
US-8,861,757 Apparatus and method for calculating driving coefficients for loudspeakers of a loudspeaker arrangement and...
An apparatus for calculating driving coefficients for loudspeakers of a loudspeaker arrangement for an audio signal associated with a virtual source is described.
US-8,861,752 Techniques for generating audio signals
Techniques described herein generally relate to generating an audio signal with a speaker. In some examples, a speaker device is described that includes a...
US-8,861,751 Audio processing apparatus
In an audio processing apparatus of the present invention, one or two audio signals selected from a surround rear left audio signal, a left outer audio signal...
US-8,861,747 Self powered audio compressor circuit
The application relates to a compressor circuit for a listening device, the compressor circuit comprising a pair of input terminals and a pair of output...
US-8,861,743 Headset microphone type detect
Embodiments of the invention include methods, apparatus, systems and means for determining a type of microphone button of a headset plugged into a device jack...
US-8,861,739 Apparatus and method for generating a multichannel signal
An apparatus comprises a processor configured to receive a first audio signal and first location data, the first location data relating to a location of a...
US-8,861,192 Electronic device designed for holding high-definition multimedia interface connector
An electronic device designed for holding a High-Definition Multimedia Interface connector is disclosed. The electronic device has a receiving socket for...
US-8,860,888 Method and apparatus for power saving during video blanking periods
Methods and systems are described for enabling display system power saving during the operation of display devices. An integrated circuit package includes input...
US-8,860,883 Method and apparatus for providing signatures of audio/video signals and for making use thereof
A method and apparatus are disclosed for providing a video signature representative of a content of a video signal. A method and apparatus are further disclosed...
US-8,860,881 Cable for two-way digital signaling and electrical signage system employing the same
A digital signage system includes at least one set of differential transmission lines, a transmitter, at least one receiver, and at least one digital signage...
US-8,860,563 Haptic effect conversion system using granular synthesis
A system is provided that converts an input, such as audio data, into one or more haptic effects. The system applies a granular synthesis algorithm to the input...
US-8,859,876 Multi-channel signal processing for multi-channel musical instruments
Multi-channel audio signal processing systems and techniques are provided for electronic instruments having multiple and distinct output channels. Such systems...
US-8,858,419 Balanced armature devices and methods for hearing
A device to transmit an audio signal to a user comprises a transducer and a support. The support is configured for placement on the eardrum to drive the...
US-8,858,343 Server-based gaming chair
A gaming chair includes a plurality of speakers, at least one electronic display device, a network interface configured to couple to a network, and a processor...
US-8,857,770 Railway dark territory switch automation
The invention provides a method for a railroad switch for use in un-signalized (dark) territory utilizing multiple audio messages for control and communication...
US-D715,347 Data recording device
US-8,856,853 Network media device with code recognition
One embodiment may take the form of a network media device including a processing unit configured to execute instructions stored on one or more storage media,...
US-8,856,824 Methods, systems, and products for alternate audio sources
Methods, systems, and products are disclosed for retrieving audio signals. A video signal is received that is associated with a content identifier and an...
US-8,856,049 Audio signal classification by shape parameter estimation for a plurality of audio signal samples
An apparatus for classifying an audio signal configured to: estimate at least one shaping parameter value for a plurality of samples of the audio signal;...
US-8,856,012 Apparatus and method of encoding and decoding signals
A method of encoding an audio signal, where signals including two or more channel signals are downmixed to a mono signal, the mono signal is divided into a...
US-8,856,011 Excitation signal bandwidth extension
An apparatus for generating a high band extension of a low band excitation signal (e.sub.LB) defined by parameters representing a CELP encoded audio signal...
US-8,856,001 Speech sound detection apparatus
A speech sound detection apparatus receives an input audio signal (as a sound reception unit), and computes input power that indicates a magnitude of the sound...
US-8,855,796 Method and device for detecting music segment, and method and device for recording data
The present invention is to provide a method of efficiently detecting music scenes from television broadcasts. A music-segment detection method according to the...
US-8,855,795 Multiple output audio system
The invention provides a multiple audio output system comprising a second input buffer storing a second data stream output from a demodulation unit or a...
US-8,855,353 Headset loop antenna for audio devices
The present invention relates to a headset device, an audio device and methods of receiving a radio signal via the headset device, wherein the headset device...
US-8,855,348 Telecoil in a detachable direct audio input accessory
Disclosed herein, among other things, are methods and apparatus for providing a hearing assistance device with a detachable telecoil. One aspect of the present...
US-8,855,344 Dynamic noise reduction in auditory prosthesis systems
An exemplary method includes a sound processing subsystem 1) dividing an audio signal presented to an auditory prosthesis patient into a plurality of signals...
US-8,855,335 Distortion suppression in high-level capable audio amplification circuit
The present invention relates to an audio amplification circuit comprising a first preamplifier for receipt of an audio input signal and a second preamplifier...
US-8,855,331 Audio analysis apparatus
An audio analysis apparatus includes the following components. A strap has an end portion connected to a main body and is used to hang the main body from a...
US-8,855,328 Earpiece and a method for playing a stereo and a mono signal
An earpiece for providing an audio signal to two ears of a user, includes an audio interface for providing the audio signal, a bone conduction speaker coupled...
US-8,855,322 Loudness maximization with constrained loudspeaker excursion
An original loudness level of an audio signal is maintained for a mobile device while maintaining sound quality as good as possible and protecting the...
US-8,855,321 Method for processing audio signal and broadcasting output apparatus using the same
An audio signal processing method and a broadcasting output apparatus using the audio signal processing method are provided. The audio signal processing method...
US-8,855,320 Apparatus for determining a spatial output multi-channel audio signal
An apparatus for determining a spatial output multi-channel audio signal based on an input audio signal and an input parameter. The apparatus includes a...
US-8,855,319 Audio signal processing apparatus and audio signal processing method
An audio signal processing apparatus and an audio signal processing method are provide. The audio signal processing apparatus comprises: a plurality of...
US-8,855,303 Cryptography using a symmetric frequency-based encryption algorithm
Systems and method for implementing an encryption technique by combining matrix mathematics, audio frequencies, and symmetric key. Data encryption/decryption...
US-8,855,295 Acoustic echo cancellation using blind source separation
Techniques for utilizing blind source separation as a front-end to an acoustic echo canceller are described herein. The techniques include removing a first...
US-8,855,286 Audio conference device
An audio conference device receives and emits sounds to perform transmission/reception of audio signals via communications. The device has a speaker array with...
US-8,855,054 Two-way radio based unified communications system
A system for establishing two-way calls between a radio and a phone system is provided. The system comprises at least one control station for exchanging...
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