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Searching: audio signal





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Patent # Description
US-8,416,347 Method and apparatus of automatically selecting audio format for output signal of a tuner in a television system
In a method of automatically selecting audio format for output signal of a tuner, a SAW filter is configured to a bandwidth of 5.5 MHz for filtering IF signal...
US-8,416,017 Circuit and method for reducing noise in class D amplifiers
A circuit for reducing noise in Class D amplifiers has a power stage voltage control means (17, 21, 22) responsive to defined signal conditions of the audio...
US-8,415,941 Method and apparatus for identifying and reducing spurious frequency components
A method for identifying and reducing spurious frequency components is provided. A method in accordance with at least one embodiment of the present disclosure...
US-8,415,549 Time compression/expansion of selected audio segments in an audio file
A computer implemented method allows a user to adjust tracks in a musical arrangement. The method involves a user selecting a musical position of an audio...
US-8,413,199 Communication system and method
A media device comprising: a memory storing a communication client application; a processor, coupled to the memory and operable to execute the communication...
US-8,412,530 Method and apparatus for detection of sentiment in automated transcriptions
A method for automatically detecting sentiments in an audio signal of an interaction held in a call center, including, receiving the audio signal from a logging...
US-8,412,518 Time warped modified transform coding of audio signals
A representation of an audio signal having a first frame, a second frame following the first frame, and a third frame following the second frame, is derived by...
US-8,412,343 Channel specific gain control including lateral suppression
A method is described for generating electrode stimulation signals for a plurality of stimulation electrodes in an implanted electrode array. An acoustic audio...
US-8,412,340 Tonality-based optimization of sound sensation for a cochlear implant patient
Methods and systems of optimizing sound sensation of a cochlear implant patient include dividing an audio signal into a plurality of analysis channels,...
US-8,411,891 Garment with integrated earphones
The invention is a garment with an integrated earphone, headset, and wire. The wire allows an audio signal to travel from an electronic device at one end of the...
US-8,411,887 Hearing aid, relay device, hearing-aid system, hearing-aid method, program, and integrated circuit
A hearing aid (51) includes: a sound collecting unit (500) configured to collect one of propagation sounds respectively output from external apparatuses; a...
US-8,411,886 Hearing aid with an audio signal generator
The invention relates to a hearing aid with at least one sound receiver and a sound generator. The hearing aid has an audio signal unit operatively connected to...
US-8,411,875 Speaker control via audio connection
Members of a plurality of loud speakers receive control commands or signals via audio communication lines. The control commands, or, signals are responded to by...
US-8,411,874 Removing noise from audio
The subject matter of this specification can be embodied in, among other things, a computer-implemented method for removing noise from audio that includes...
US-8,411,870 Electronic apparatus
According to one embodiment, an electronic apparatus includes a speaker, a terminal, an amplifier, a battery, a power supply circuit, and a controller. The...
US-8,411,603 Method and system for dual digital microphone processing in an audio CODEC
Methods and systems for dual digital microphone processing in an audio CODEC are disclosed and may include demultiplexing one or more received time-multiplexed...
US-8,411,071 Electronic pen
An electronic pen has a casing and a tip to be put on a surface. The pen includes a positioning module for detecting the position of the tip on the surface, and...
US-8,411,050 Touch interface having microphone to determine touch impact strength
A computing device receives position coordinates of a touch input region upon a user touching the touch input region. The computing device also receives an...
US-8,410,855 Method and apparatus for controlling power supply of audio amplifier
A method of controlling power supply voltage of an audio amplifier delays an input audio signal; estimates, with a digital signal processor, an audio output...
US-8,410,845 Switching power amplifier and method of controlling the same
A switching power amplifier having a pulse width modulation (PWM) signal generation unit that converts an input audio signal into a PWM signal with a...
US-RE44,114 Method, apparatus, and system for image projection lighting
A central controller and a number of image projection lighting devices ("IPLD"), a type of multiparameter light, are interconnected by an enhanced performance...
US-8,407,379 Efficient low-latency buffer
An efficient low latency buffer, and method of operation, is described. The efficient low latency buffer may be used as a bi-directional memory buffer in an...
US-8,407,060 Audio decoder, audio object encoder, method for decoding a multi-audio-object signal, multi-audio-object...
An audio decoder for decoding a multi-audio-object signal having an audio signal of a first type and an audio signal of a second type encoded therein is...
US-8,407,059 Method and apparatus of audio matrix encoding/decoding
A method to audio matrix encode/decode, which encode and decode audio signals of two or more channels into an audio signal of one or more channel while...
US-8,407,046 Noise-feedback for spectral envelope quantization
A method of transmitting an input audio signal is disclosed. A current spectral magnitude of the input audio signal is quantized. A quantization error of a...
US-8,407,045 Enhancing the intelligibility of received speech in a noisy environment
A level of ambient noise at a local device is determined. A dynamic range compression (DRC) gain is computed based on the level of ambient noise at the local...
US-8,407,043 Computationally efficient audio coder
The present invention provides a computationally efficient technique for compression encoding of an audio signal, and further provides a technique to enhance...
US-8,406,907 Setting audio parameters in a digital signal processor in an electronic device, and electronic device
The invention relates to a method for setting audio parameters in a digital signal processor in an electronic device including at least one auxiliary device...
US-8,406,698 Techniques for determining a velocity of a sport object
A method for determining a velocity of an object (O), such as a ball, over a span length (SL) extending from a span start (SS) to a span end (SE). An audio...
US-8,406,612 Broadcast recording apparatus and broadcast recording method
According to one embodiment, there is provided broadcast recording apparatus having tuner unit which receives broadcast signal, demodulates the received signal,...
US-8,406,439 Methods and systems for synthetic audio placement
Methods and systems for providing synthetic audio placement are described herein. In different aspects, the methods and systems may include a connection port to...
US-8,406,436 Microphone array
A sound capture device comprises a symmetric microphone array that includes non-radially-oriented directional sensors (101). The device typically derives a...
US-8,406,434 Audio processing system
The audio processing system disclosed in the invention comprises an audio processor and an audio amplifier. The audio processor receives a data signal to...
US-8,405,782 Television
The present invention discloses a television that includes: a power circuit; a tuner for receiving television broadcasting signals; a display for displaying an...
US-8,405,781 Analog television receiver for processing intermediate frequency TV signal
An analog television (TV) receiver converts a received analog TV signal to a digital TV signal and performs digital demodulation to increase demodulation...
US-8,405,728 Terminal sharing arrangement for providing a diagnostic function
A terminal sharing arrangement allows output terminals of an apparatus such as a television signal receiver or other device to be used for both outputting...
US-D678,894 Display screen with graphical user interface
US-8,401,865 Flexible parameter update in audio/speech coded signals
This invention relates to a method, a computer program product, apparatuses and a system for extracting coded parameter set from an encoded audio/speech stream,...
US-8,401,862 Audio encoder, method for providing output signal, bandwidth extension decoder, and method for providing...
An audio encoder for providing an output signal using an input audio signal includes a patch generator, a comparator and an output interface. The patch...
US-8,401,852 Utilizing features generated from phonic units in speech recognition
A computer-implemented speech recognition system described herein includes a receiver component that receives a plurality of detected units of an audio signal,...
US-8,401,685 Method for reproducing an audio recording with the simulation of the acoustic characteristics of the recording...
The method relates to audio recording reproduction. The method involves testing the features of a three-dimensional sound field using a dual or multi-channel...
US-8,401,684 Audio signal processor and network system
In the case where an audio network system that performs transport of audio signals between a plurality of processors is constructed such that the plurality of...
US-8,401,683 Audio onset detection
Among other things, techniques and systems are disclosed for detecting onsets. On a device, an audio signal is pre-processed in temporal domain. The...
US-8,401,682 Interactive sound reproducing
An audio system attachable to a computer includes a sound reproduction device for producing audible sound from audio signals. The sound reproduction device...
US-8,401,657 Spectral profile adjustment of incoming audio signals for cochlear implant patients
Methods and systems for normalizing a spectral profile corresponding to an audio signal include detecting a spectral profile of an incoming audio signal and...
US-8,401,488 Transient RF detector and recorder
A portable device for detecting a radio frequency transmission of electromagnetic radiation includes a housing; a controller situated within the housing; memory...
US-8,401,214 Eardrum implantable devices for hearing systems and methods
An implantable device is configured for placement in the eardrum to transmit an audio signal to a user. The device may be configured to improve transmission of...
US-8,401,212 Multifunction system and method for integrated hearing and communication with noise cancellation and feedback...
Systems, devices and methods for communication include an ear canal microphone configured for placement in the ear canal to detect high frequency sound...
US-8,401,211 Hearing device with RF communication
In a hearing device with an audio signal processing stage (3, 7, 5) and an Rf signal processing stage (9, 11) the Rf signal processing stage is realized in one...
US-8,401,207 Motional feedback system
An audio amplifier is operated in an audio system with optimized source impedance to minimize distortion in a loudspeaker that is paired with the audio...
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