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Searching: audio signal





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Patent # Description
US-8,606,571 Spatial selectivity noise reduction tradeoff for multi-microphone systems
The present technology provides noise reduction of an acoustic signal using a configurable classification threshold which provides a sophisticated level of...
US-8,606,569 Automatic determination of multimedia and voice signals
The present invention relates to means and methods of classifying speech and music signals in voice communication systems, devices, telephones, and methods, and...
US-8,606,560 Automatic simultaneous interpertation system
An interpretation system that includes an optical or audio acquisition device for acquiring a sentence written or spoke in a source language and an audio...
US-8,606,385 Method for qualitative evaluation of a digital audio signal
The invention relates to a method of qualitatively evaluating a digital audio signal. It calculates a quality indicator consisting of a vector associated with...
US-8,606,249 Methods and systems for enhancing audio quality during teleconferencing
Provided are systems and methods for improving audio signal quality during teleconferencing. Multiple local devices equipped with microphones may be connected...
US-8,605,931 Combined headphone set and portable speaker assembly
A combined headphone set including a speaker assembly. The headphone set includes a headband having a speaker headphone on opposing ends of the headband. Each...
US-8,605,921 Loudspeaker positions select infrastructure signal
For operating a multi-loudspeaker configuration which is audio-driven from a multi-audio-channel source system, an appropriate audio channel from the...
US-8,605,915 Class G audio amplifiers and associated methods of operation
The present technology is directed to class G audio amplifiers and the associated methods of operation. In one embodiment, a class G audio amplifier includes an...
US-8,605,914 Nonlinear filter for separation of center sounds in stereophonic audio
In accordance with some embodiments of the present invention there is provided a system, a method and a circuit for processing a stereo audio signal. According...
US-8,605,911 Efficient and scalable parametric stereo coding for low bitrate audio coding applications
The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These...
US-8,605,910 Device and a method for determining a component signal with high accuracy
A device for determining a component signal for a WFS system includes a provider for providing WFS parameters, a WFS parameter interpolator, and an audio signal...
US-8,605,909 Method and device for efficient binaural sound spatialization in the transformed domain
The invention concerns a method and a system for sound spatialization of a first set of not less than one of the audio channels encoded on of a number of...
US-8,605,890 Multichannel acoustic echo cancellation
A multi-party spatial audio conferencing system is configured to receive far end signals from remote participants. The system comprises a speaker array that...
US-8,605,638 Voice messaging method and mobile terminal supporting voice messaging in mobile messenger service
A voice messaging method and a mobile terminal supporting the voice messaging method in a mobile messenger service are provided. The mobile terminal includes a...
US-8,605,564 Audio mixing method and audio mixing apparatus capable of processing and/or mixing audio inputs individually
An audio mixing method includes: performing an audio processing operation upon a first audio input derived from at least one decoded audio input to generate a...
US-8,605,216 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,605,053 Method and device for detecting user input
A method and a device for detecting user input includes receiving a user input at an input arrangement of a user interface. The input arrangement has at least...
US-8,604,365 Ultrasonic digitizer and host
A computing system comprises a processor and internal peripheral devices, and a system bus connecting the internal peripheral devices to the processor. One of...
US-8,602,892 Game system mixing player voice signals with game sound signal
Conventional game consoles have a preference to connect to the Internet, which facilitates audio communications by gamers. However, when conventional game...
US-8,601,382 File execution method and system for a portable device
A file execution method and system for a portable device for expediting an execution of files is provided. A method for executing an audio file including at...
US-8,601,057 Method and apparatus for controlling a multimedia conference by an application server
The present invention relates to a method and apparatus for controlling a multimedia conference by an application server, the method includes: in the multimedia...
US-8,600,756 Handling a telephone call by voice analytics in a computer-telephony integration system
The invention provides a computer-implemented method of handling a telephone call, comprising monitoring a conversation between an agent and a customer on a...
US-8,600,740 Systems, methods and apparatus for context descriptor transmission
Configurations disclosed herein include systems, methods and apparatus that may be applied in a voice communications and/or storage application to remove,...
US-8,600,737 Systems, methods, apparatus, and computer program products for wideband speech coding
Methods of audio coding are described in which an excitation signal for a first frequency band of the audio signal is used to calculate an excitation signal for...
US-8,600,531 Methods and apparatus for generating signatures
Signaturing methods and apparatus as described. In one example, a signaturing method includes capturing an audio signal, applying a first window function to a...
US-8,600,325 Simulated degradation of SNR in decoded digital audio correlated to wireless link bit-error rate
Embodiments of the present invention provide a system, apparatus and method for an audible indicator of a quality of a received digital radio transmission....
US-8,600,092 Telescopic loudspeaker
A telescopic loudspeaker includes an extendable telescopic body (1) responsible for housing a loudspeaker (2) for generating sound from a input audio signal and...
US-8,600,082 Flexible piezoelectric sound-generating devices
A sound-generating device comprises at least two first enclosures and a thin film. The at least two first enclosures with at least one first bendable element...
US-8,600,081 Audio signal amplifying circuit
The present disclosure provides an audio signal amplifying circuit for an electronic device including a processing chip and a speaker. The audio signal...
US-8,600,078 Audio signal amplitude adjusting device and method
An audio signal amplitude adjusting device and method that can always adjust the amplitude of an input audio signal to such a level as to be easy to hear with...
US-8,600,077 Audio level control
A device (1) is arranged for controlling the sound levels of a group of audio channels including a user selected main channel (MC) and at least one auxiliary...
US-8,600,075 Method for equalizing audio, and video apparatus using the same
A method for equalizing audio and a video apparatus using the audio equalizing method are provided. The method for equalizing audio includes detecting the...
US-8,600,074 Loudness modification of multichannel audio signals
Scaling, by a desired amount s.sub.m, the overall perceived loudness L.sub.m of a multichannel audio signal, wherein perceived loudness is a nonlinear function...
US-8,600,072 Audio data processing apparatus and method to reduce wind noise
An audio data processing apparatus and method to reduce wind noise. The apparatus includes a wind noise detecting unit to detect a wind noise section from an...
US-8,600,068 Systems and methods for inducing effects in a signal
A system for inducing an effect in a raw audio signal comprises a computing device for receiving a first audio signal and a second audio signal from a signal...
US-8,600,037 Audio quality and double talk preservation in echo control for voice communications
Echo cancellation is handled using a pattern classification technique. During a training phase, the communications device is trained to learn patterns of signal...
US-8,600,016 Method and apparatus for telephonically accessing and navigating the internet
A method for accessing and browsing the internet through the use of a telephone and the associated DTMF signals is disclosed. The preferred embodiment provides...
US-8,599,310 Audio and video clock synchronization
Provided herein is a method for synchronizing audio and video clock signals in a system. The method includes comparing, within a comparison module, a system...
US-8,598,952 Voltage variable type digital audio amplifying device for noise compensation and method thereof
The present invention relates to a voltage variable type digital audio amplifying device for noise compensation and a method therefor, and more specifically,...
US-8,598,444 Music-oriented controller for a tablet computing device
A controller for a tablet computing device is disclosed. The controller has a body having a number of control surfaces. A dock is on the body and has an...
US-8,597,106 Safeguards against cheating and malfunctioning of gaming devices that use forms of cashless wagering
This disclosure relates to a safeguard system on networked gaming devices. The safeguard system measures how much monetary value is output by a particular...
US-8,595,777 System and method for processing audio signals received by a communication device
A system that incorporates teachings of the present disclosure may include, for example, a communication device having a controller to receive a media program...
US-8,595,695 Graphical computer programming for a digital signal processor
A computer program for creating a computer program executable on one or more digital signal processors each having a predefined function set. The computer...
US-8,595,326 Audio user-interface
Methods and systems for scrolling through content of media. An example method performed on a cell phone receives an index of segments from a server over a...
US-8,595,276 Randomized signal transforms and their applications
Techniques are disclosed to provide randomized signal transforms and/or their applications. More particularly, a signal (e.g., an audio signal, an image, or a...
US-8,595,019 Audio coder/decoder with predictive coding of synthesis filter and critically-sampled time aliasing of...
An audio encoder adapted for encoding frames of a sampled audio signal to obtain encoded frames, wherein a frame includes a number of time domain audio samples....
US-8,595,017 Audio encoding method and device
Audio encoding method and device comprising the transmission, in addition to the data representing a frequency-limited signal, of information relating to a...
US-8,595,015 Audio communication assessment
A device may include a communication interface configured to receive audio signals associated with audible communications from a user; an output device; and...
US-8,595,009 Method and apparatus for performing song detection on audio signal
Methods and apparatuses for performing song detection on an audio signal are described. Clips of the audio signal are classified into classes comprising music....
US-8,594,884 Process and device for playing back multimedia data in a motor vehicle
A process and device are disclosed for playing back multimedia data in a motor vehicle. A digital multiplexed audio-video data stream from a multimedia data...
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