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Searching: audio signal





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Patent # Description
US-8,611,546 Method and apparatus for remotely switching noise reduction modes in a radio system
A radio configured to dynamically control cancellation of undesired signals in an audio stream. The radio includes a noise cancellation processor configured to...
US-8,611,545 Surround generation apparatus
A surround system includes a decoder that decodes an encoded audio data stream, a decorrelation unit that receives and decorrelates stereo signals decoded by...
US-8,611,520 Audio conference platform with dynamic speech detection threshold
The present invention comprises a method for audio/video conferencing. In a preferred embodiment, the method comprises using a dynamic threshold value to...
US-8,608,638 Methods and systems for treating tinnitus
Methods and systems for treating tinnitus are provided. Some embodiments include a method of providing a primary audio signal having a primary peak portion...
US-8,608,621 Audio pacing device
There is provided an audio pacing device including a sensing unit, such as heart rate monitoring unit, to obtain a parameter, such as heart-beat rate (pulse),...
US-8,607,288 Interactive Internet browser based media broadcast
A method of providing one-way video transmission and corresponding interactive two-audio communication to remote recipients via a world wide computer network...
US-8,607,283 Systems, methods and computer readable media for instant multi-channel video content browsing in digital video...
Techniques for delivery and presentation/display of audio-visual signals over electronic communications network channels are disclosed herein. In an exemplary...
US-8,606,586 Bandwidth extension encoder for encoding an audio signal using a window controller
A bandwidth extension encoder for encoding an audio signal has a signal analyzer, a core encoder, a parameter calculator, and a window controller. The audio...
US-8,606,578 Method and apparatus for improving memory locality for real-time speech recognition
According to some embodiments, a method and apparatus are provided to buffer N audio frames of a plurality of audio frames associated with an audio signal,...
US-8,606,573 Voice recognition improved accuracy in mobile environments
VoIP phones according to the present invention include a microphone, which may be internal or external, and allow the user to communicate unobtrusively, check...
US-8,606,572 Noise cancellation device for communications in high noise environments
This invention presents a noise cancellation device for improved personal face-to-face and radio communications in high noise environments. The device comprises...
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,...
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