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Searching: audio signal





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Patent # Description
US-8,239,905 Lecture capture and broadcast system
An end-to-end lecture broadcast system (LBS) is described. The LBS system typically comprises three modules: a schedule module, a capture module and a...
US-8,239,897 Method and apparatus for multiple audio outputs
A method for transmitting audio signals. The method of transmitting audio signals may include separately transmitting a video signal and an audio signal....
US-8,239,209 Method and apparatus for decoding an audio signal using a rendering parameter
An apparatus for decoding a signal and method thereof are disclosed, by which the audio signal can be controlled in a manner of changing/giving spatial...
US-8,239,196 System and method for multi-channel multi-feature speech/noise classification for noise suppression
An architecture and framework for speech/noise classification of an audio signal using multiple features with multiple input channels (e.g., microphones) are...
US-8,239,194 System and method for multi-channel multi-feature speech/noise classification for noise suppression
An architecture and framework for speech/noise classification of an audio signal using multiple features with multiple input channels (e.g., microphones) are...
US-8,239,193 Method, apparatus, and medium for bandwidth extension encoding and decoding
Provided are a method, apparatus, and medium for encoding/decoding a high frequency band signal by using a low frequency band signal corresponding to an audio...
US-8,239,192 Transmission error concealment in audio signal
A method of concealing transmission error in a digital audio signal, wherein a signal that has been decoded after transmission is received, the samples decoded...
US-8,239,191 Speech encoding apparatus and speech encoding method
Disclosed is an audio encoding device capable of adjusting a spectrum inclination of a quantized noise without changing the Formant weight. The device includes:...
US-8,239,052 Sound source separation system, sound source separation method, and computer program for sound source separation
An audio signal produced by playing a plurality of musical instruments is separated into sound sources according to respective instrument sounds. Each time a...
US-8,238,844 Radio transmitter and radio receiver with channel condition assessment
FM radio transmitter is being widely used in portable devices as a convenient way to output audio contents to ubiquitously available FM radio receivers in cars...
US-8,238,590 Automated audio source control based on audio output device placement detection
An apparatus and method for automatically remotely controlling an audio source providing the apparatus with audio for being audibly output to a user of the...
US-8,238,585 Audio playing module and method of the same
An audio module used for a display device is disclosed. The display device has a display substrate. The audio module has a filter, an amplifier, and at least...
US-8,238,579 Information processing apparatus
According to one embodiment, an information processing apparatus includes a volume operation module, a first volume controller and a second volume controller....
US-8,238,578 Electroacoustical transducing with low frequency augmenting devices
A method for clipping and post-clipping processing an audio signal, includes clipping an audio signal to provide a clipped audio signal; filtering, by a first...
US-8,238,577 Audio system with tone controller for use in a computer
A computer audio system includes an audio codec and a lone controller. The audio codec is operably coupled to receive audio information, which includes tone...
US-8,238,576 Level dependent bass management
A signal processing system includes a level dependent bass management system. The level dependent bass management system utilizes audio input signal level...
US-8,238,575 Determination of the coherence of audio signals
Embodiments of the invention disclose computer-implemented methods, systems, and computer program products for estimating signal coherence. First, a sound...
US-8,238,564 Sound reproduction method and apparatus for assessing real-world performance of hearing and hearing aids
A sound recording and reproduction system for testing hearing and hearing aids is disclosed. Recordings of sound are made in a real word acoustic environment,...
US-8,238,563 System, devices and methods for predicting the perceived spatial quality of sound processing and reproducing...
The present invention relates to a method and corresponding system for predicting the perceived spatial quality of sound processing and reproducing equipment....
US-8,238,561 Method for encoding and decoding multi-channel audio signal and apparatus thereof
Methods and apparatuses for encoding and decoding a multi-channel audio signal are provided. In the encoding method, spatial information that is calculated...
US-8,238,560 Dialogue enhancements techniques
A plural-channel audio signal (e.g., a stereo audio) is processed to modify a gain (e.g., a volume level or loudness) of an estimated dialogue signal (e.g.,...
US-8,238,384 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-8,238,383 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-8,238,382 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-8,238,376 Synchronized audio/video decoding for network devices
A method of synchronizing decoders within a network to a server includes receiving a set of timestamps and local clock signals upon receiving the beacon...
US-8,238,335 Multi-route transmission of packets within a network
Two or more packets are generated from the same data stream (e.g., an audio signal) and are sent on a network. When the first of the two or more packets is...
US-8,238,332 Signal transmitting and receiving devices, systems, and method for multiplexing parallel data in a horizontal...
A signal transmitting device includes: a synchronous-data detecting unit that detects, from parallel data specified by a predetermined format and including...
US-8,238,111 Printed circuit board
A printed circuit board includes a signal layer, a power layer, and a ground layer. The signal layer includes an analog audio input/output (I/O) port and an...
US-8,237,623 Headset antenna and connector for the same
A headset antenna and a connector for the same are provided. The headset antenna includes an audio signal line, an antenna and a high impedance element in...
US-8,237,496 Switching amplifier with enhanced supply rejection and related method
Disclosed is a switching amplifier having an enhanced supply rejection. The switching amplifier comprises a digital modulator that provides a modulated signal....
US-8,237,495 High efficiency amplifier with reduced electromagnetic interference
Disclosed is a high efficiency amplifier operable to substantially reduce electromagnetic interference (EMI). The high efficiency amplifier comprises an output...
US-8,237,041 Systems and methods for a voice activated music controller with integrated controls for audio effects
A voice activated music controller system, useful in association with a game system and a player is provided. The voice activated music controller system...
US-8,235,287 Read head device with slot configured to reduce torque
A read head system has a housing and a read positioned in the housing with a slot for swiping a magnetic stripe of a financial transaction card with the slot...
US-8,235,283 Banking system operated responsive to data read from data bearing records
A system includes automated banking machines that operate responsive to data read from data bearing records. Transactions may also be carried out through...
US-8,234,685 Method and system for receiving digital broadcasting by using mobile communication terminal
Disclosed is a system and a method for receiving digital broadcasts by using a mobile communication terminal. The system includes a digital broadcast receiving...
US-8,234,122 Methods and apparatuses for encoding and decoding object-based audio signals
An audio decoding method and apparatus and an audio encoding method and apparatus which can efficiently process object-based audio signals are provided. The...
US-8,234,111 Speech and noise models for speech recognition
An audio signal generated by a device based on audio input from a user may be received. The audio signal may include at least a user audio portion that...
US-8,233,776 After-recording apparatus
An audio signal is compressively encoded into encoding-resultant audio data. A video signal is compressively encoded into encoding-resultant video data. An...
US-8,233,654 Methods and apparatus for processing audio signals
Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a...
US-8,233,645 Audio signal output apparatus, audio signal output method, program, and recording medium
An audio signal output apparatus includes a driving unit and an output unit. The driving unit is configured to receive incident waves and generate a driving...
US-8,233,642 Methods and apparatuses for capturing an audio signal based on a location of the signal
In one embodiment, the methods and apparatuses detect an initial listening zone wherein the initial listening zone represents an initial area monitored for...
US-8,233,641 Method and topology to switch an output stage in a class ab audio amplifier for wireless applications
A circuit and method of switching an output of a single preamplifier to or from multiple amplifier output stages. The preamplifier output is switched between...
US-8,233,639 Audio codec producing a tone controlled output
An audio codec includes an input for receiving audio information. Audio processing circuitry produces a first stereo audio signal, a second stereo audio signal,...
US-8,233,637 Multi-membrane microphone for high-amplitude audio capture
Disclosed herein are apparatus, method, and computer program product whereby a device receives an acoustic signal. In response to the received acoustic signal,...
US-8,233,635 Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio...
According to the invention, there is provided an audio signal receiving apparatus which receives audio signals transmitted from external connection apparatuses...
US-8,233,602 Authentication apparatus
An authentication device for fitting at the entrance to a property includes an externally facing interface including a speaker and a microphone; an internally...
US-8,233,590 Method for automatically controling volume level for calculating MOS
The present invention relates to a method of automatically controlling the volume level of communication speech for Mean Opinion Score (MOS) measurement, which,...
US-8,233,353 Multi-sensor sound source localization
A multi-sensor sound source localization (SSL) technique is presented which provides a true maximum likelihood (ML) treatment for microphone arrays having more...
US-8,233,096 Information processing apparatus and television tuner
An information processor includes an operation unit for receiving a selected analog television channel, an identification signal generator for generating, from...
US-8,233,033 Supplementary visual display system
A visual display system includes a display device having an image display region for presenting images to a viewer. The system includes one or more illumination...
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