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Searching: audio signal





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Patent # Description
US-8,897,462 Audio processing apparatus, sound pickup apparatus and imaging apparatus
A sound processing apparatus includes a sound input unit configured to input a sound signal, a signal processor having a band-limiting filter for limiting a...
US-8,897,461 Denoising an audio signal using local formant information
A system, method, and computer program product are provided for cleaning an audio segment. For a given audio segment, an offset amount is calculated where the...
US-8,897,457 Method and device for acoustic management control of multiple microphones
An earpiece (100) and a method (640) for acoustic management of multiple microphones is provided. The method can include capturing an ambient acoustic signal...
US-8,897,454 Sound zooming apparatus and method synchronized with moving picture zooming function
A sound zooming technique synchronized with a moving picture zooming function is disclosed. A signal to control ambient noise and a signal to control a long...
US-8,897,356 Systems and methods for video and audio data storage and distribution
Data compression and decompression methods for compressing and decompressing data based on an actual or expected throughput (bandwidth) of a system. In one...
US-8,896,446 Device and system for electronic access control and surveillance
Described is a device for electronic access control (EAC) and surveillance. The device includes an EAC module and an imager integrated in a single unit. The EAC...
US-8,896,376 Digital amplifier
The disclosed digital amplifier (200) is provided with a voltage value conversion block (220) for converting a digital value of a digital pulse width of a...
US-8,894,494 System for remote game access
A system for allowing a user to remotely access a game includes: a game console; a remote console client configured to receive a game control signal; and a...
US-8,893,193 Mobile video system
A mobile video system includes a first video source, a second video source, a first video monitor, a second video monitor, an audio signal receiver, and a...
US-8,892,920 System and method for conserving energy in a digital home networking device
A method and apparatus configures a power level for a device able to receive audio, video, and data signals. An input signal is received by a receiver capable...
US-8,892,565 Method and apparatus for accessing an audio file from a collection of audio files using tonal matching
There is provided a method for accessing at least one audio file from a collection comprising more than one audio file stored within or accessible with an...
US-8,892,497 Audio classification by comparison of feature sections and integrated features to known references
To classify moving images using audio signals. An audio signal is acquired, a section feature relating to an audio frequency distribution is extracted with...
US-8,892,450 Signal clipping protection using pre-existing audio gain metadata
The application describes a method and an apparatus to prevent clipping of an audio signal when protection against signal clipping by received audio metadata is...
US-8,892,447 Quality assessment of text derived from an audio signal
According to example configurations, a translation quality assessment application (e.g., system) receives a set of text derived from a translation of an audio...
US-8,892,440 Electronic device and control method thereof
Disclosed are an electronic device and a control method thereof, The electronic device includes a text-to-speech unit which converts a text into an audio...
US-8,892,429 Encoding device and encoding method, decoding device and decoding method, and program
The present invention relates to an encoding device and an encoding method, a decoding device and a decoding method, and a program that reduce deterioration of...
US-8,892,427 Method and an apparatus for processing an audio signal
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving, by an audio processing apparatus, an...
US-8,892,426 Audio signal loudness determination and modification in the frequency domain
Methods of, apparatuses for, and computer readable media having instructions thereon that when executed cause carrying out methods of determining and modifying...
US-8,892,424 Audio analysis terminal and system for emotion estimation of a conversation that discriminates utterance of a...
An audio analysis system includes a terminal apparatus and a host system. The terminal apparatus acquires an audio signal of a sound containing utterances of a...
US-8,892,233 Methods and devices for creating and modifying sound profiles for audio reproduction devices
Method and devices for processing audio signals based on sound profiles are provided. A reproduction device can request a sound profile based on user...
US-8,892,231 Audio classification method and system
Embodiments for audio classification are described. An audio classification system includes at least one device which executes a process of audio classification...
US-8,892,229 Audio apparatus
An audio apparatus according to an embodiment includes an audio signal receiving unit, a music gap signal receiving unit, a playback unit, and a determining...
US-8,892,228 Concealing audio artifacts
At least one segment is identified in an audio signal. The audio segment is associated with an artifact within the audio signal and has a time duration. At...
US-8,892,226 Audio repair methods and apparatus
An audio recording may be repaired by implementing a processor to process the harmonic signal content of the audio recording; calculating a difference signal...
US-8,892,225 Wideband personal-radio recorder
Methods and apparatuses for concurrently recording multiple radio channels. A recorder includes a wideband tuner having a complex mixer for converting a...
US-8,892,173 Mobile electronic device and sound control system
According to an aspect, a mobile electronic device includes: a sound production unit for producing a sound based on a sound signal; an input unit for receiving...
US-8,891,803 Notebook power supply with integrated subwoofer
A portable electrical appliance comprises an audio signal source, a power supply module having a housing external to the portable electrical appliance for...
US-8,891,801 Prenatal sound device
An audio attenuation device for attenuating audio for transmission to an unborn baby includes a body and an attachment mechanism for attaching the body to an...
US-8,891,797 Audio format transcoder
An audio format transcoder for transcoding an input audio signal, the input audio signal having at least two directional audio components. The audio format...
US-8,891,794 Methods and devices for creating and modifying sound profiles for audio reproduction devices
Method and devices for processing audio signals based on sound profiles are provided. A reproduction device can request a sound profile based on user...
US-8,891,789 Adjusting the loudness of an audio signal with perceived spectral balance preservation
The loudness of an audio signal is adjusted while reducing changes in its perceived spectral balance, using a dynamically-controllable filter having a...
US-8,891,779 In-ear earphone
There is provided an in-ear earphone comprising a housing having at least one electroacoustic transducer, a control unit which outputs a test signal to the...
US-8,891,778 Speech enhancement
A method for enhancing speech includes extracting a center channel of an audio signal, flattening the spectrum of the center channel, and mixing the flattened...
US-8,891,777 Hearing aid with signal enhancement
A method of binaural signal enhancement in a binaural hearing aid system, includes providing at least one microphone audio signal in response to sound,...
US-8,891,775 Method and encoder for processing a digital stereo audio signal
The invention discloses a method and an encoder for processing a digital audio stereo signal. A digital audio encoder for coding such audio signal comprises a...
US-8,891,708 Obtaining a desired non-zero phase shift using forward-backward filtering
Forward and backward filters in cascade establish a specified phase shift in audio or video signals. The backward filter applies its filtering in a backward...
US-8,891,013 Repeater being utilized between a source and sink device for Lip-syncing in an HDMI system
A repeater is to be provided between a source device and a sink device and be used in a Lip-sync correction system that transmits a video signal and an audio...
US-8,890,953 Optical-based scene detection and audio extraction
In analyzing a scene, a projection device may project an image onto surfaces or objects within the scene. The image may include user interface elements as well...
US-8,890,608 Digital input class-D audio amplifier
An audio amplifier receiving a digital input audio signal and generating an output audio signal for driving a speaker includes a digital input class D amplifier...
US-8,889,976 Musical score position estimating device, musical score position estimating method, and musical score position...
A musical score position estimating device includes an audio signal acquiring unit, a musical score information acquiring unit acquiring musical score...
US-RE45,251 Audio output adjusting device of home theater system and method thereof
A home theater system, an audio output adjusting device of a home theater system and methods thereof allow a prescribed or three-dimension audio configuration...
US-8,887,212 Extended connectivity point-of-deployment apparatus and concomitant method thereof
A POD module system includes a housing, a coaxial cable connector formed on the housing and connectable to a first device to receive a cable signal, a port...
US-8,887,191 Methods and apparatus for identifying media using temporal signal characteristics
Methods and apparatus to identify media content using temporal signal characteristics are disclosed. An example method to identify media content includes...
US-8,887,187 Audio-visual terminal, viewing authentication system and control program
An audio-visual terminal and a viewing authentication system and control programs therefor are provided. The audio-visual terminal includes a reproducing part...
US-8,886,699 Offloading the processing of signals
A server computer that is connected over a network to one or more remote client computers includes specialized hardware for handling computationally-intensive...
US-8,886,635 Apparatus and method for recognizing content using audio signal
The present invention relates to an apparatus and method for recognizing content using an audio signal. The content recognition apparatus includes a query...
US-8,886,548 Audio encoding device, decoding device, method, circuit, and program
Provided is an encoding device (1) including: a pitch contour analysis unit (101) which detects information, a dynamic time-warping unit (102) which generates,...
US-8,886,529 Method and device for the objective evaluation of the voice quality of a speech signal taking into account the...
A method and device are provided for the objective evaluation of voice quality of a speech signal. The device includes: a module for extracting a background...
US-8,886,528 Audio signal processing device and method
A highlight section including an exciting scene is appropriately extracted with smaller amount of processing. A reflection coefficient calculating unit (12)...
US-8,886,524 Signal processing based on audio context
Described herein are systems, methods, and apparatus for determining audio context between an audio source and an audio sink and selecting signal profiles based...
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