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Searching: audio signal





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Patent # Description
US-8,842,843 Signal correction apparatus equipped with correction function estimation unit
A signal correction apparatus receives an input audio signal (serving as a first sound reception means). The signal correction apparatus computes, at every...
US-8,842,738 Signal processing method and apparatus based on multiple textures using video audio excitation signals
Disclosed herein is a signal processing apparatus and method based on multiple textures using video audio excitation signals. For this, an input signal that...
US-8,842,218 Video/audio data output device and method
A video/audio data output device includes a demultiplexing section, a video decoder that generates video data by decoding the video stream signal, an audio...
US-8,842,198 Audio signal processing device, audio signal processing method, and program
An audio signal processing device includes a first microphone configured to pick up audio and output a first audio signal; a second microphone configured to...
US-8,842,177 Speaker detection and tracking using audiovisual data
Object tracking includes an audio model that receives at least two audio input signals and a video model that receives a video input. The audio model and the...
US-8,842,151 Security monitoring system with flexible monitoring sequence
In conjunction with the dial-up public telephone system, voice quality lines carry videophone signals for monitoring a multitude of locations from at least one...
US-8,841,966 Sound output device using vacuum tube, audio apparatus and method for sound output thereof
A sound output device is provided. The sound output device includes a vacuum tube for amplifying an audio signal; a power supply that supplies power to the...
US-8,841,894 Pulse-width modulated (PWM) audio power amplifier with output transition slope control
An audio switching power amplifier having an output with controlled-slope transitions maintains efficiency while avoiding uncontrolled non-overlap intervals...
US-8,841,738 MEMS microphone system for harsh environments
A MEMS microphone system suited for harsh environments. The system uses an integrated circuit package. A first, solid metal lid covers one face of a ceramic...
US-8,840,654 Cochlear implant using optical stimulation with encoded information designed to limit heating effects
Method and apparatus for optically stimulating neurons of a plurality of auditory nerve pathways of a person to provide auditory sensations for the person by...
US-8,840,540 Adaptive cancellation system for implantable hearing instruments
The invention is directed to an implanted microphone having reduced sensitivity to vibration. In this regard, the microphone differentiates between the...
US-8,840,017 Power management circuitry in peripheral accessories of audio devices
A power management circuitry for a peripheral electronic device includes a power regeneration circuitry, a power selector, a power switch and an audio signal...
US-RE45,157 Voice activated portable audio/video request, play and record system
An audio/video control device for providing audio and/or video signals to a user. The audio/video control device includes a base unit and a portable unit. The...
US-RE45,155 Method and apparatus for configuring communication apparatus in accordance with communication services and...
Information can be communicated to or from an electronic device in accordance with a plurality of protocols to provide a plurality of services for the user. The...
US-8,839,341 Externally powered radio frequency modulator
An apparatus for enabling display of composite audio and video (AV) signals on a television set with a coaxial input connector is disclosed. The apparatus...
US-8,839,283 Blocking television commercials and providing an archive interrogation program
An apparatus and method is disclosed for blocking specific television commercials from the viewer's television based upon the characteristics of the television...
US-8,838,460 Apparatus for playing and producing realistic object audio
Disclosed is an apparatus for playing and producing realistic object audio. The apparatus for playing realistic object audio includes: a deformatter unit...
US-8,838,452 Effective audio segmentation and classification
A method (400) and system (200) for classifying a audio signal are described. The method (400) operates by first receiving a sequence of audio frame feature...
US-8,838,441 Time warped modified transform coding of audio signals
A representation of an audio signal having a first, a second and a third frame is derived by estimating first warp information for the first and second frames...
US-8,838,262 Synchronization and switch over methods and systems for an adaptive audio system
Embodiments are described for a synchronization and switchover mechanism for an adaptive audio system in which multi-channel (e.g., surround sound) audio is...
US-8,838,189 Customized audio/antenna module and method for making the same
The present invention relates to a method for assembling a self-contained audio/antenna module for a portable communication device, the method comprising the...
US-8,838,183 Mobile digital communication/computing device having a context sensitive audio system
A mobile client device, such as a wireless mobile or a palm sized personal digital assistant, is provided with at least a first and second audio resources and...
US-8,838,181 Communication device for automatically switching its communication modes and operating method thereof
The invention provides a communication device for automatically switching its communication modes and an operating method thereof. The communication device...
US-8,838,052 System and method for providing automatic tuning of a radio receiver and for providing automatic control of a...
A sound system with a radio receiver having the ability to automatically tune to a new radio station if (a) the current radio station is broadcasting a song,...
US-8,838,028 Multi-mode cellular IC for multi-mode communications
An RFIC includes an RF section, a memory interface, a display interface, an audio codec, a bus matrix, and a processing unit. The RF section converts a first...
US-8,837,750 Device and method for manipulating an audio signal
A device and method for manipulating an audio signal includes a windower for generating a plurality of consecutive blocks of audio samples, the plurality of...
US-8,837,748 Method and apparatus for receiving and playing a signal in a radio receiver
A method and apparatus for receiving and playing a signal in a radio receiver to suppress microphonic feedback are provided by alternately pitch shifting a...
US-8,837,745 Electro-acoustic audio reverberation device and method
Disclosed is an audio reverberation apparatus. The audio reverberation apparatus interacts with or may include a mechanical or acoustic reverberation element....
US-8,837,744 Sound quality correcting apparatus and sound quality correcting method
A sound quality correcting apparatus includes: an input module; a feature quantity calculator; a score calculator; a modulation spectrum power calculator; a...
US-8,837,743 Surround sound system and method therefor
A surround sound system comprises a receiver (301) for receiving a multichannel spatial signal that comprises at least one surround channel. A directional...
US-8,837,330 Methods, systems, and media for combining conferencing signals
Methods, systems, and media for combining conferencing signals are provided. In some embodiments, methods for combining conferencing signals are provided,...
US-8,837,309 Device and method for estimating audiovisual quality impairment in packet networks
An audio and/or visual transmission quality device estimates transmission quality as perceived by a user based on observation and processing of objective...
US-8,836,910 Light and sound monitor
The present invention comprises a light and sound sensor system and method for repetitively measuring the luminance, chromaticity, sound, and infrared...
US-8,836,867 Video/audio signal processing apparatus
A current control portion of this video/audio signal processing apparatus is configured to set the amount of current supplied to a second external device...
US-8,836,798 Method and system for processing a composite video image
There are provided methods and systems for processing a composite video image. The composite video image may be a combination of an image and at least one...
US-8,834,020 Thermal imaging system
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-8,832,771 Apparatus and method for detecting a media device
A system that incorporates teachings of the present disclosure may include, for example, a mobile device having a controller to detect a location of a user by...
US-8,832,540 Controlling a time-scaling of an audio signal
For controlling a time-scaling of an audio signal, the audio signal being distributed to a sequence of frames that are received via a packet switched network, a...
US-8,831,960 Audio encoding device, audio encoding method, and computer-readable recording medium storing audio encoding...
An audio encoding device includes a time-frequency converting unit that conducts time-frequency conversion of channel signals included in an audio signal having...
US-8,831,959 Transform audio codec and methods for encoding and decoding a time segment of an audio signal
Methods and devices for efficient encoding/decoding of a time segment of an audio signal. Methods comprise deriving an indicator, z, of the position in a...
US-8,831,958 Method and an apparatus for a bandwidth extension using different schemes
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving a spectral data of lower band and type...
US-8,831,947 Method and apparatus for large vocabulary continuous speech recognition using a hybrid phoneme-word lattice
A method and apparatus combining the advantages of phonetic search such as the rapid implementation and deployment and medium accuracy, comprising steps and...
US-8,831,937 Post-noise suppression processing to improve voice quality
Provided are methods and systems for improving quality of speech communications. The method may be for improving quality of speech communications in a system...
US-8,831,936 Systems, methods, apparatus, and computer program products for speech signal processing using spectral contrast...
Systems, methods, and apparatus for spectral contrast enhancement of speech signals, based on information from a noise reference that is derived by a spatially...
US-8,831,934 Speech enhancement method and system
A method of speech enhancement in a room (10) includes the steps of capturing audio signals from a speaker's voice by a microphone (12), estimating an ambient...
US-8,831,932 Scalable audio in a multi-point environment
Use of a scalable audio codec to implement distributed mixing and/or sender bit rate regulation in a multipoint conference is disclosed. The scalable audio...
US-8,831,762 Music audio signal generating system
A system for timbral change, capable of changing timbres included in an existing music audio signal to arbitrary timbres. Replaced harmonic peak parameters are...
US-8,831,761 Method for determining a processed audio signal and a handheld device
A method for determining a processed audio signal, comprising: establishing an ad-hoc network between a plurality of handheld devices, each handheld device...
US-8,831,759 Audio coding
Parametric stereo coders use perceptually relevant parameters of the input signal to describe spatial properties. One of these parameters is the phase...
US-8,831,681 Image guided audio processing
An image guided audio communication device is disclosed that includes a camera mounted on a front-side that captures an image. Directional information from the...
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