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Searching: audio signal





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Patent # Description
US-9,124,975 Headset device with fitting memory
A headset device (1) comprising an attachment device (2) for attaching the headset device (1) to the head (3) of a user. The headset device (1) also comprises...
US-9,124,971 Audio signal processing circuit for reducing zero crossing distortion and method thereof
An audio signal processing circuit includes an encoding circuit, a first audio conversion circuit, and a second audio conversion circuit. The encoding circuit...
US-9,124,968 Acoustic diffusion generator with wells and fluted fins
A reflector and an electronic system produce a diffuse way by creating time delays in accordance with a number sequence. An acoustical passive reflector...
US-9,124,963 Hearing apparatus having an adaptive filter and method for filtering an audio signal
A hearing apparatus that processes an audio signal by adaptive filtering operates efficiently. The hearing apparatus has a first stage transformation unit and...
US-9,124,961 Control device for driving multi-function speaker by using digital mixing scheme and related control method thereof
A control device and an associated method for driving a multi-function speaker supporting a plurality of predetermined functions including at least an audio...
US-9,124,883 3D shutter glasses synchronization signal through stereo headphone wires
3D shutter glasses with a synchronization signal sent through a stereo headphone wire are presented. In some embodiments, the 3D shutter glasses receive a...
US-9,124,848 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-9,124,844 Method of managing the receipt of a command to change services in a digital television decoder
A method for managing, in a digital television decoder receiving a signal stream including a set of components distributed in at least one first data set and a...
US-9,124,769 Methods and apparatus to verify presentation of media content
Example methods and apparatus to verify presentation of media content are disclosed. A disclosed example apparatus for use with a set-top box (STB) and a media...
US-9,124,758 Television receiver with a TV phone function
A videophone system includes a processor which selectively sets a television (TV) broadcast program viewing function mode and videophone function mode in...
US-9,124,365 Enhanced mobile device audio performance
A mobile device includes a processing device that converts a digital input signal to an analog output signal and a memory device that stores a plurality of gain...
US-9,124,331 Vehicle-mounted audio device and automobile
The present invention provides a vehicle-mounted audio device including a casing, a tuner, an audio output unit, a housing chamber, an opening of the housing...
US-9,124,233 Audio equalizer and methods for use therewith
An audio equalizer includes an equalization processor that operates in conjunction with a transformed-based audio decoder that generates a decoded audio signal...
US-9,124,226 Method of outputting audio signal and audio signal output apparatus using the method
An audio signal output apparatus includes a modulation signal generator for generating a first modulation signal by pulse-modulating an input audio signal of...
US-9,124,219 Audio driver system and method
An audio driver comprising a distortion detection unit coupled between an amplifier and a loudspeaker and configured to detect a distortion signal generated by...
US-9,123,353 Dynamically adapted pitch correction based on audio input
Systems and methods for adjusting pitch of an audio signal include detecting input notes in the audio signal, mapping the input notes to corresponding output...
US-9,123,328 Apparatus and method for audio frame loss recovery
A method and apparatus provides for frame loss recovery following a loss of a frame in an audio codec. The lost frame is identified. Estimated linear predictive...
US-9,123,324 Non-linear post-processing control in stereo acoustic echo cancellation
Methods, systems, and apparatus are provided for multiple-input multiple-output acoustic echo cancellation. A multiple-input multiple-output acoustic echo...
US-9,123,321 Sequenced adaptation of anti-noise generator response and secondary path response in an adaptive noise...
A personal audio device, such as a wireless telephone, includes an adaptive noise canceling (ANC) circuit that adaptively generates an anti-noise signal from a...
US-9,123,319 Vocal processing with accompaniment music input
Systems, including methods and apparatus, for generating audio effects based on accompaniment audio produced by live or pre-recorded accompaniment instruments,...
US-9,119,767 Manual CPR or CCC continuous chest compression assist device
The invention is a manual CPR or CCC continuous chest compression assist device for use on a person suffering cardiac arrest. The assist device has a...
US-9,119,711 Methods and systems for multi-monopolar current steering in an auditory prosthesis system
An exemplary method includes a sound processor 1) mapping an analysis channel associated with a frequency band to a stimulation channel that comprises at least...
US-9,119,530 Apparatus and method for measuring biologic parameters
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-9,119,159 Battery power monitoring and audio signal attenuation
To reduce the risk of brown outs and resets in a mobile station using a far-field speaker, a voltage level of a battery and a level of an input audio signal are...
US-9,119,002 Equalization of an audio signal
A method of processing an input audio signal, the method comprising forming a plurality of output audio signals from the input audio signal, wherein each output...
US-9,118,998 Multiple sound channels speaker
A multiple sound channels speaker is disclosed herein and includes a first speaker, at least one second speaker, a sensing switch and an audio decoder. The...
US-9,118,992 Ported enclosure and automated equalization of frequency response in a micro-speaker audio system
One embodiment of the present invention sets forth a system that includes a detection device and a processor. The detection device is configured to sense that a...
US-9,118,985 Communication of diagnostic information from satellite to host
A vehicle sound system includes a subwoofer system having a subwoofer, a satellite amplifier for driving the subwoofer, a host amplifier for receiving an audio...
US-9,118,961 Method of providing an audio-video device to an end user
A semiconductor integrated circuit for the processing of conditional access television signals that includes an input interface for receiving encrypted...
US-9,118,866 Aural indication of remote control commands
A disclosed set top box or other multimedia receiver suitable for use in a multimedia distribution network includes a remote control interface operable to...
US-9,118,527 Data during analog audio
This application discusses among other things, apparatus and method for transmitting data with an analog signal without significantly distorting the analog...
US-9,118,405 Sound suppression system and controlled generation of same at a distance
A system to suppress sound emerging from speakers and the generation of same at a distance is presented. This system includes devices to handle audio which when...
US-9,118,404 Apparatus, system and method for underwater signaling of audio messages to a diver
Embodiments of the invention provide a system, apparatus and methods for underwater voice communication between a diver and an underwater electronic device. In...
US-9,118,354 Electronic device with shared near field communications element
Electronic devices may be provided with near field communications capabilities. A near field communications antenna may be formed from multiple inductive...
US-9,118,296 Clipping protection in fixed-width audio mixing
An apparatus provides both clipping protection and signal level conservation while the system operates in the original width type. The apparatus includes a...
US-9,118,293 Method for processing on mobile device audio signals of remotely executed applications
A method and computer program product for running a remote desktop application on a mobile device without audio interference from the other desktop...
US-9,118,291 Voltage supply circuit, audio output apparatus, and voltage supplying method
A voltage supply circuit is provided. The voltage supply circuit includes a voltage amplifier and a power selecting circuit. A power terminal of the voltage...
US-9,118,290 Speed dependent equalizing control system
A speed dependent equalizing control system for automated design of gain and equalization filter parameters can be used for volume and velocity dependent...
US-9,117,459 Processing of audio signals during high frequency reconstruction
The application relates to HFR (High Frequency Reconstruction/Regeneration) of audio signals. In particular, the application relates to a method and system for...
US-9,117,457 Compact plug-in noise cancellation device
A noise cancellation device (NCD) comprises a microphone, an analog-to-digital converter, a digital-to-analog converter, a rechargeable battery, and a...
US-9,117,450 Combining re-speaking, partial agent transcription and ASR for improved accuracy / human guided ASR
A speech transcription system is described for producing a representative transcription text from one or more different audio signals representing one or more...
US-9,117,448 Method and system for speech recognition using social networks
In an example embodiment, there is disclosed an apparatus comprising an audio interface configured to receive an audio signal, a data interface is configured to...
US-9,117,440 Method, apparatus, and medium for detecting frequency extension coding in the coding history of an audio signal
The present document relates to audio forensics, notably the blind detection of traces of parametric audio encoding/decoding. In particular, the present...
US-9,117,437 Noise cancelling headphone
A noise cancelling headphone is described. The noise cancelling headphone utilizes a low power consuming noise cancellation circuit wherein an audio input...
US-9,116,571 Method and system of data input for an electronic device equipped with a touch screen
Systems and methods are disclosed for differentiating between stylus touches and non-stylus touches on a touchscreen device. A stylus emits a signal, received...
US-9,114,259 Recording and retrieval of sound data in a hearing prosthesis
A hearing prosthesis for delivering stimuli to a hearing-impaired recipient is disclosed, the hearing prosthesis comprising: a sound transducer for converting...
US-9,113,317 Intelligent streaming to a mobile device
Intelligent streaming of multimedia content is provided. Based on various conditions and signals detected by a mobile device, an activity state of the mobile...
US-9,113,277 Skull vibrational unit
An implantable hearing prosthesis for a recipient patient is described. An implantable receiving coil transcutaneously receives an externally generated...
US-9,113,269 Audio processing device, audio processing method, audio processing program and audio processing integrated circuit
Provided is an audio processing device comprising: a feature data generation unit which generates, for each unit section of an audio signal, section feature...
US-9,113,260 Parametric transducer including visual indicia and related methods
A visual indicator is incorporated into an ultrasonic emitter/sound system for ultrasonic carrier audio applications. The visual indicator can be utilized to...
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