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Searching: audio signal





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Patent # Description
US-8,208,639 Audio output device and audio output method
An audio output device includes: a speaker unit including at least first to third speakers; and an audio signal processor configured to select either one of a...
US-8,208,069 Audio processing apparatus, video processing apparatus, and method for controlling the same
A video audio system includes an audio processing apparatus capable of processing audio signals input from a plurality of input sources and a video processing...
US-8,208,024 Communication and surveillance system
A surveillance and communication system is provided and includes two-way audio communication capabilities and a covert video acquisition system. In one...
US-8,206,304 Doppler transceiver and probe for use in minimally invasive procedures
A system is disclosed for the detection of blood flow. The system provides, a portable transceiver unit having a signal generator, a signal comparator, and an...
US-8,206,302 Method and apparatus for filling doppler signal gaps in ultrasound diagnostic imaging
The present invention provides a method and apparatus for filling Doppler signal gaps. The method comprises steps of: storing Doppler signals before and after a...
US-RE43,496 Method and apparatus for compensating reproduced audio signals of an optical disc
An apparatus and method for compensating audio signals to be recorded on an optical disc to optimize usage of memory in an audio decoding circuit, and to...
US-RE43,495 Method and apparatus for compensating reproduced audio signals of an optical disc
An apparatus and method for compensating audio signals to be recorded on an optical disc to optimize usage of memory in an audio decoding circuit, and to...
US-8,205,237 Identifying works, using a sub-linear time search, such as an approximate nearest neighbor search, for...
A media work may be associated with an action by (a) extracting features from the media work, (b) determining an identification of the media work, based on the...
US-8,205,223 Method and video device for accessing information
A method and video device are disclosed for accessing information. In an embodiment of the present invention, part of data included in a title, being played,...
US-8,204,756 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-8,204,742 System for processing an audio signal to enhance speech intelligibility
An adaptive audio system can be implemented in a communication device. The adaptive audio system can enhance voice in an audio signal received by the...
US-8,204,614 Audio processing apparatus and audio processing method
A user selects a plurality of pieces of music data desired to be reproduced concurrently, at an input unit of an audio processing apparatus, from music data...
US-8,204,613 Method and apparatus with multimedia interface for generating audio clock
A method for generating an audio clock includes: receiving a reference clock; receiving a received signal from a multimedia interface of a receiver, wherein the...
US-8,204,610 Eletronic device, display device, and method of controlling audio/video output of an electronic device
An electronic device, a display device, and a method of controlling audio/video output of the electronic device are disclosed. The electronic device includes a...
US-8,204,553 Display control for cellular phone
A control system for a mobile device comprises an audio input that generates an audio input signal. An audio amplifier amplifies the audio input signal using a...
US-8,204,539 Analog processing device for a data transmission device
In order to put the voice transmission function of a data transmission device into practice, the present invention provides an analog processing device for a...
US-8,204,492 Methods and systems for processing a communication from a calling party
A system and method are disclosed for announcing a calling party from a communication device. A system that incorporates teachings of the present disclosure may...
US-8,204,440 Wireless transmitting/receiving device
A wireless transmitting/receiving device includes a wireless emitter, a connector, a digital signal processor, an audio signal connector and an analog signal...
US-8,204,435 Wireless headset supporting enhanced call functions
A modular wireless headset includes earpiece(s) and microphone(s), where the earpiece and microphone may be physically separate devices. The earpiece renders...
US-8,204,358 Image and audio reproducing apparatus and method
At least one of a recorded image signal data, recorded audio signal data, and recorded image signal multiplex data, and reproduction information data describing...
US-8,204,266 Audio devices
An electronic device having an audio function and its loudspeaker arrangement are described. The electronic device comprises an exterior housing, an acoustic...
US-8,204,263 Method of estimating weighting function of audio signals in a hearing aid
Disclosed is method of generating an audible signal in a hearing aid by estimating a weighting function of received audio signals, the hearing aid is adapted to...
US-8,204,262 Sound image localization processor, method, and program
There are provided: a means (101a) for storing standard head related transfer functions for reference positions from a virtual listener; a means (101) for, when...
US-8,204,261 Diffuse sound shaping for BCC schemes and the like
An input audio signal having an input temporal envelope is converted into an output audio signal having an output temporal envelope. The input temporal envelope...
US-8,204,258 Multiband audio dynamics processor
An audio system includes an automatic level controller receiving at least one input audio signal from at least one audio medium. The automatic level controller...
US-8,204,256 System and method for muting TV speakers when headphones in use
An audio source (TV, stereo) detects, through a wireless signal from a headphone or from its cradle, when the headphone has been disengaged from the cradle. In...
US-8,204,255 Method of distortion-free signal compression
An audio signal in which an audio signal is received as a stream of digital samples, each being a numerical value representing a sampled signal level. A first...
US-8,204,253 Self calibration of audio device
An audio device performs self calibration with respect to an audio source location when processing an audio signal frame determined likely to be dominated by...
US-8,204,251 Amplifier apparatus and method
An amplifier start-up apparatus for reducing transient signals in a circuit, for example an audio circuit, comprising a reference voltage generator circuit for...
US-8,204,250 Audio processing system and method
In an audio processing system and method, pull-up circuits and a capacitor circuit are used to cause gradual change in voltage levels of audio signals which...
US-8,204,249 Methods and systems for reducing acoustic echoes in multichannel audio-communication systems
Various embodiments of the present invention are directed to adaptive real-time, acoustic echo cancellation methods and systems. One method embodiment of the...
US-8,204,247 Position-independent microphone system
An audio system generates position-independent auditory scenes using harmonic expansions based on the audio signals generated by a microphone array. In one...
US-8,204,242 Active noise reduction adaptive filter leakage adjusting
An active noise reduction system using adaptive filters. A method of operation the active noise reduction system includes smoothing a stream of leakage factors....
US-8,204,239 Audio processing method and audio processing apparatus
Samples of a component having a frequency less than a predetermined frequency in an input audio signal that is a digital signal having a predetermined sampling...
US-8,204,237 Adaptive primary-ambient decomposition of audio signals
A stereo audio signal is processed to determine primary and ambient components by transforming the signal into vectors corresponding to subband signals, and...
US-8,204,234 Apparatus and method for generating binaural beat from stereo audio signal
An apparatus and method for generating a binaural beat for brainwave induction is provided. Upon receipt of a stereo audio signal, a decorrelator extracts a...
US-8,204,222 Steganographic encoding and decoding of auxiliary codes in media signals
Methods of steganographically encoding auxiliary data into audio and decoding the auxiliary data. In an encoding method, a processor maps the auxiliary data to...
US-8,203,655 Multimedia television system
A multimedia television system is disclosed. The multimedia television system comprises a receiver, a detector, an audio processing/controlling device, and a...
US-8,203,364 Method of transmitting audio and video signals using one connector and electronic device using same
An electronic device includes a connector, at least two kinds of signal transmitting circuits, and a selecting system. The connector is capable of transmitting...
US-RE43,478 Method and apparatus for compensating reproduced audio signals of an optical disc
An apparatus and method for compensating audio signals to be recorded on an optical disc to optimize usage of memory in an audio decoding circuit, and to...
US-8,201,210 Method and system for a media processor
A system that incorporates teachings of the present disclosure may include, for example, a set-top box (STB) having a controller to manage power distribution in...
US-8,201,014 System and method for decoding an audio signal
A system and method are provided for decoding an audio signal. In one embodiment, a first pulse is identified with a predetermined relative duration with...
US-8,200,730 Computing circuits and method for running an MPEG-2 AAC or MPEG-4 AAC audio decoding algorithm on programmable...
The present invention relates to computing circuits and method for running an MPEG-2 AAC or MPEG-4 AAC algorithm efficiently, which is used as an audio...
US-8,200,499 High-frequency bandwidth extension in the time domain
A system extends the high-frequency spectrum of a narrowband audio signal in the time domain. The system extends the harmonics of vowels by introducing a non...
US-8,200,496 Audio signal decoder and method for producing a scaled reconstructed audio signal
A set of peaks in a reconstructed audio vector S of a received audio signal is detected and a scaling mask .psi.(S) based on the detected set of peaks is...
US-8,200,482 Systems, methods and apparatus for transmitting data over a voice channel of a telephone network using linear...
The various embodiments described herein generally provide apparatus, systems and methods which facilitate the transmission of data between a client device and...
US-8,200,351 Low power downmix energy equalization in parametric stereo encoders
A method and audio device are presented that preserve mono energy during downmixing of a hybrid coding process of an audio signal. The method includes...
US-8,200,349 Integrated audio video signal processing system using centralized processing of signals
Integrated processing of audio/video signals can eliminate unnecessary signal processors and converters without losing the functionality of typical home...
US-8,199,956 Acoustic in-ear detection for earpiece
An apparatus comprising at least one earpiece suitable to be applied at an auditory opening of a user's ear and a signal processor is disclosed. The earpiece...
US-8,199,940 Audio reproduction system and speaker apparatus
An audio reproduction system includes: a first speaker arranged near a listener and behind a head of the listener with a speaker unit being held by first...
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