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Searching: audio signal





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Patent # Description
US-8,111,044 Auxiliary power adapter having device controls
An accessory for a portable electronic device, such as a digital music player, includes a set of device controls for controlling the portable electronic device....
US-8,108,895 Content selection based on signaling from customer premises equipment in a broadcast network
Systems and methods are presented for insertion of assets into a stream of content (e.g., audio and/or video programming). Such assets may be targeted to...
US-8,108,889 Digital television receiver module and digital television receiver using the same
A DTV module includes a CPU, a decoder, and a CA interface circuit. The decoder executes a decoding processing on a digital television signal inputted from a...
US-8,108,888 Methods and apparatus to monitor audio/visual content from various sources
Methods and apparatus to monitor audio/visual content from various sources are disclosed. An example method to monitor a media content presentation comprises...
US-8,108,569 Data flow manager for device mobility
A system and method for transferring data flows, such as streaming video or audio signals, between end devices that are members of the same end device group is...
US-8,108,221 Mixed lossless audio compression
A mixed lossless audio compression has application to a unified lossy and lossless audio compression scheme that combines lossy and lossless audio compression...
US-8,108,220 Techniques for accommodating primary content (pure voice) audio and secondary content remaining audio...
The invention enables the inclusion of voice and remaining audio information at different parts of the audio production process. In particular, the invention...
US-8,108,219 Apparatus and method of encoding and decoding audio signal
In one embodiment, at least one channel in a frame of the audio signal is subdivided into a plurality of blocks such that at least two of the blocks having...
US-8,108,210 Apparatus and method to eliminate noise from an audio signal in a portable recorder by manipulating frequency bands
A noise removing apparatus and method usable in a portable recorder to remove noise and enhance a voice signal when the voice signal with noise is input to the...
US-8,108,093 Automotive scan tool with enhanced audio, video and voice recognition functionality
A diagnostic tool for a vehicle, includes a signal translator communicating with the vehicle in at least one protocol, an input unit for inputting information,...
US-8,107,654 Mixing of in-the-ear microphone and outside-the-ear microphone signals to enhance spatial perception
This document provides a hearing assistance device for playing processed sound inside a wearer's ear canal, the hearing assistance device comprising a first...
US-8,107,643 Apparatus and method of automatically compensating an audio volume in response to channel change
An apparatus and method of automatically compensating audio volume in response to a channel change. The method includes generating a gain value to adjust a...
US-8,107,641 Communication system and control method therefor, program, and storage medium
A communication system has a communication controller for multiplexing and transmitting a power supply voltage and an audio signal to be played back by a...
US-8,107,640 Car-use extended device and setting method for operation interface of car-use control system
A car-use extended device is applied to electrically communicate to a car-use audio device to form a car-use control system, so as to simulate a user-to-machine...
US-8,107,636 Individual audio receiver programmer
Methods and devices to compensate for individual hearing loss when listening to audio systems are described. An individualized frequency configuration is...
US-8,107,632 Digital signal processing apparatus, method thereof and headphone apparatus
A digital signal processing apparatus in which a first digital filter reproduces that part of an impulse response that responds fast, and a decimation filter...
US-8,107,631 Correlation-based method for ambience extraction from two-channel audio signals
A method of ambience extraction includes analyzing an input signal to determine the time-dependent and frequency-dependent amount of ambience in the input...
US-8,107,625 IP phone intruder security monitoring system
A voice communications terminal is provided having a microphone to receive an audio stream and a voice activity detector to determine whether the audio stream...
US-8,107,617 Audio processor
An audio processor of a loud speech communication system including a speaker and a microphone is provided. The audio processor includes: an adaptive filter...
US-8,107,595 Supervised paging, messaging background music and emergency voice evacuation system
The present invention generally discloses a supervised paging, messaging background music and emergency voice evacuation system. In one embodiment, the system...
US-8,107,505 Method and apparatus for generating information signal to be recorded
A compressively-encoding-resultant video signal resulting from compressively encoding a video signal, a first compressively-encoding-resultant audio signal...
US-8,107,321 Joint position-pitch estimation of acoustic sources for their tracking and separation
The invention relates to a method for localizing and tracking acoustic sources (101) in a multi-source environment, comprising the steps of recording...
US-8,106,948 Mobile terminal device, computer-readable recording medium, and computer data signal
Even if an external output device like an earphone is disconnected during outputting of reproduced recorded contents, the recorded contents can be consecutively...
US-8,106,745 Remote control signaling using audio watermarks
A system for using a watermark embedded in an audio signal to remotely control a device. Various devices such as toys, computers, and appliances, equipped with...
US-8,106,744 Remote control signaling using audio watermarks
A system for using a watermark embedded in an audio signal to remotely control a device. Various devices such as toys, computers, and appliances, equipped with...
US-8,106,282 Music accompaniment apparatus having delay control function of audio or video signal and method for controlling...
There is provided a music accompaniment apparatus that is connected to at least one external device to reproduce an audio or video signal, the music...
US-8,104,569 Speaker cabinet system
A speaker cabinet includes a first surface oriented generally along a first plane and a second surface oriented generally along a second plane. The second plane...
US-8,104,065 System to provide markers to affect rendering and navigation of content on demand
A content on demand system includes logic to deliver at least one audio and/or video stream and to insert markers in the at least one stream, the markers...
US-8,103,516 Subband coding apparatus and method of coding subband
A subband coding apparatus carries out subband coding which prevents deterioration in coding performance and improves audio quality of decoded signals. The...
US-8,103,514 Slot position coding of OTT syntax of spatial audio coding application
Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The...
US-8,103,513 Slot position coding of syntax of spatial audio application
Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The...
US-8,103,369 Network system and audio signal processor
An audio network system that performs transport of audio signals among nodes by cascading a plurality of nodes each including two sets of transmission I/Fs and...
US-8,103,231 Transmission and receiver system operating on different frequency bands
A receiver can extract digital data from wireless radio frequency signal. The digital data contains at least two sets of compressed digital audio data each...
US-8,103,152 Information recording medium, and apparatus and method for recording information to information recording medium
Provided is an information recording medium which achieves high speed conversion of a signal input from external from MPEG-TS to MPEG-PS complying with DVD...
US-8,103,053 Method and apparatus for associating identifiers with content
Watermark detection in an image or the like can be optimized by exploiting the innate biases in the image to emphasize the watermark signal. The watermark...
US-8,103,033 Audio system for portable device
An audio system has an enclosure and a transducer that is mounted to the enclosure. The transducer creates a vibration of the enclosure in response to being...
US-8,103,023 Apparatus and method for acoustic beamforming
An apparatus for acoustic beamforming comprises a beamform processor (105) for generating a beamformed signal from two audio inputs. An update processor (107)...
US-8,103,021 Audio reproducing apparatus
An audio reproducing apparatus includes a power supply, an amplifier, a speaker, and a controller. The power supply is for supplying a voltage. The amplifier is...
US-8,103,020 Enhancing audio signals by nonlinear spectral operations
A system and method are disclosed for enhancing audio signals by nonlinear spectral operations. Successive portions of the audio signal are processed using a...
US-8,103,016 Network system and audio signal processor
An audio network system that performs transport of audio signals among nodes by cascading a plurality of nodes each including two sets of transmission I/Fs and...
US-8,103,015 Wire-free headset, portable media player
There are proposed wireless headphones which have at least one electroacoustic transducer for the reproduction of audio signals, a receiver for receiving...
US-8,103,009 Wired, wireless, infrared, and powerline audio entertainment systems
A method and system for communicating audio signals between an input device and an output device via a network. The output device can include loudspeakers and...
US-8,103,007 System and method of detecting speech intelligibility of audio announcement systems in noisy and reverberant spaces
A system and method to detect and remediate unacceptable levels of speech intelligibility evaluates received test audio transmitted across and received in a...
US-8,103,006 Spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high...
Audio signals that represent a sound field with increased spatial resolution are obtained by deriving signals that represent the sound field with high-order...
US-8,103,005 Primary-ambient decomposition of stereo audio signals using a complex similarity index
An audio signal is processed to derive primary and ambient components of the signal. The signal is first transformed to generate frequency-domain subband...
US-8,102,984 Speakerphone and conference bridge which receive and provide participant monitoring information
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-8,102,959 Digital audio processing system and method
A digital audio processing system includes an input to receive a phase component of a signal. The digital audio processing system includes symbol recognition...
US-8,102,836 Synchronization of a split audio, video, or other data stream with separate sinks
Methods, systems, and apparatuses for synchronizing one or more output/sink devices are described. In each sink device, a communication packet is received from...
US-RE43,132 Volume control for audio signals
A motion picture soundtrack reproduction system has a center front soundtrack channel and a plurality of other soundtrack channels. A volume control adjusts the...
US-8,099,751 Apparatus and method for displaying digital multimedia broadcasting service
An apparatus and method for displaying a digital multimedia broadcasting (DMB) service, which is capable of always displaying a dynamic label service (DLS) of a...
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