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Audio signal processing device and audio signal processing method for
specifying sound generating period
Even in a state that the change of an environmental noise cannot be anticipated, a sound generating period in an audio signal can be specified with high...
Multichannel spectral mapping audio apparatus and method with dynamically
varying mapping coefficients
A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel...
Adaptive differential pulse code modulation/demodulation system and method
An adaptive differential pulse-code modulation-demodulation system and method thereof is provided. The method includes steps of modulating an analog audio input...
Network interface unit control system and method therefor
External-services data are processed for use in a user facility in a manner that enables easy user interface and control. According to an example embodiment of...
A television receiver cuts power supply to its built-in device which is overlapped with that of the external unit connected to the television receiver for...
System and method for in-band A/V timing measurement of serial digital
A system and method for characterizing the relative offset in time between audio and video signals and enables the receiver of the audio and video signals to...
Techniques for detecting a display device
Techniques to detect a display device are described. An apparatus may include a video camera operative to receive video information for an image, and a...
Method and terminal device for implementing audio connector interface
A method for implementing audio connector interface conversion is provided in an embodiment of the present invention. The method includes installing a 4-pin...
Media usage monitoring and measurement system and method
Media monitoring and measurement systems and methods are disclosed. Some embodiments of the present invention provide a media measurement system and method that...
Apparatus and a method for calculating a number of spectral envelopes
An apparatus calculates a number of spectral envelopes to be derived by a spectral band replication (SBR) encoder, wherein the SBR encoder is adapted to encode...
Methods and apparatuses for encoding and decoding object-based audio
An audio decoding method and apparatus and an audio encoding method and apparatus which can efficiently process object-based audio signals are provided. The...
Apparatus and method for encoding/decoding signal
An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes extracting a compatible down-mix signal...
Method and apparatus for decoding a signal
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...
Audio signal processing apparatus, audio signal processing method, and
program for having the method executed...
An audio waveform processing not imparting any feeling of strangeness and high in definition, in which time stretch and pitch shift are performed by a vocoder...
Audio encoding apparatus and spectrum modifying method
A spectrum modifying method and the like wherein the efficiencies of the signal estimation and prediction can be improved and the spectrum can be more...
Audio level meter
A circuit for correcting the output of an audio level meter comprises input means for generating the square or the absolute value of an input signal, a low pass...
Portable terminal device, audio output device, and audio device
A portable terminal device able to suppress a feeling of strangeness caused by audio not desired by a user is provided. A mobile phone 2 has an audio output...
Bluetooth microphone array
The present invention discloses a wireless telephone system using microphone arrays together with additional signal processing to suppress the background noise...
Method and system for manipulation of audio or video signals
A method and system for manipulation of audio or video signals.
Robust video retrieval utilizing audio and video data
Techniques for determining if two video signals match by extracting features from a first and second video signal, and cross-correlating the features thereby...
Method and system for wireless headset instant on capability during
Methods and systems for wireless headset instant on capability during battery charging are disclosed and may include powering a wireless headset so that it may...
This invention provides a personal and wearable audio system comprising a first and second component; wherein each of the first and second component comprises...
System, apparatus, method and program for controlling output
An output control system includes a plurality of output control apparatuses, the output control apparatuses controlling audio signals supplied to respective...
Audio system adapters for audio signal distribution using electrical
Audio cables used in deploying audio equipment are typically selected to minimize signal transmission losses and may be chosen based on a distance between, and...
An audio system 10 has a plurality of audio sources 12a-12c for outputting audio signals different from each other. A coefficient device 15d adjusts the gain of...
Processing an audio signal
A method and apparatus for processing an audio signal to enhance the perceived lower frequency content of the audio signal when played through an audio output...
Method and device for typing noise removal
A method for reducing keyboard noise in conferencing equipment which includes a microphone and a keyboard, the method including: providing, at a noise reduction...
Audio information processing and attack detection apparatus and method
An audio information processing apparatus and method include dividing an audio signal, determining a time period having a power change ratio of an audio signal...
Apparatus and method for producing 3D audio in systems with closely spaced
An audio processing circuit includes a crosstalk cancellation circuit that is advantageously simplified for use in audio devices that have closely-spaced...
Audio signal processing
An audio system for processing two channels of audio input to provide more than two output channels. The input may be conventional stereo material or compressed...
System and method for detecting rated maximum system deviation (RMSD) and
alleviating RMSD mismatch
An FM audio receiver can include a mono/stereo detector that causes the audio receiver to output either a monophonic or a stereophonic signal based on a...
Enhancing audio with remixing capability
One or more attributes (e.g., pan, gain, etc.) associated with one or more objects (e.g., an instrument) of a stereo or multi-channel audio signal can be...
Method to generate multi-channel audio signal from stereo signals
An exemplary embodiment of the invention can generate multiple output audio signals from multiple input audio signals, in which the number of output signals is...
Selective glitch detection, clock drift compensation, and anti-clipping in
audio echo cancellation
The quality and robustness of audio echo cancellation is enhanced by selectively applying glitch recovery processes based on a quality measurement of the...
Signal transmission system and receiving apparatus
A digital audio signal, a channel clock, and a bit clock are transmitted to the receiving apparatus via a pair of signal lines. The digital audio signal is...
Dual format hybrid storage medium and data backup method using the same
A dual format hybrid storage medium includes a non-recordable section in which data to be reproduced is written and in which data cannot be updated, and a...
Image/tone control device and television apparatus equipped with same
A television apparatus 100 is so designed as to store into ROM 14 the table that contains image control parameters and tone control parameters used for...
Low distortion cascode amplifier circuit
An audio amplifier circuit has a first cascode stage configured as a voltage gain stage and having an input for an audio signal, and an output. The circuit has...
Interactive text editing
A method for providing suggestions includes capturing audio that includes speech and receiving textual content from a speech recognition engine. The speech...
Method and apparatus for sinusoidal audio coding
Provided are a method and apparatus for sinusoidal audio coding, which employs a tracking method for further effective coding of sinusoids extracted in the...
Radio wave receiving apparatus for receiving two different radio wave
A radio wave receiver that receives two different sets of radio waves and displays intensity of the received radio waves. First and second radio wave processing...
AV data recording apparatus and method, disk recorded with the AV data
recording apparatus or method, and AV...
The present invention provides an AV data recording apparatus and method that facilitate various processes concerning a recorded video, including continuous...
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 externally from MPEG-TS to MPEG-PS complying with DVD...
Video recording/reproducing apparatus and a television receiver including
the same therein
In a television receiver including a video recording/reproducing apparatus therein, since reduction is quick in a recording space thereof if recording the...
Keyboard having video and audio recording function
A keyboard for recording a video and an audio is disclosed. The keyboard having a video and an audio recording function includes a universal serial bus hub...
A speaker device includes a pair of diaphragms disposed opposite each other, a frame configured to vibratably support an outer periphery of the diaphragms in a...
Electrostatic speaker systems and methods
An electrostatic speaker system including at least one electrostatic speaker element having a pair of stators and a diaphragm therebetween, each of the stators...
Headphones with reduced tangling and methods
A headphone having reduced tendency to tangle comprises an input portion for receiving electrical signals from an output device, an output portion for providing...
Gaming headset vibrator
A vibrating headset capable of generating a vibration of variable operational characteristics in the earpiece of the vibrating headset is disclosed. The...
Method and apparatus for controlling portable audio device
A method to control a portable audio device in a power-saving mode using a wireless headset includes transmitting a host wake-up signal (HOST_WAKEUP) according...