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Searching: audio signal





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Patent # Description
US-1,001,3986 Data structure pooling of voice activated data packets
Systems and methods of voice activated thread management in a voice activated data packet based environment are provided. A natural language processor ("NLP")...
US-1,001,3985 Systems and methods for audio command recognition with speaker authentication
The present application discloses a method, an electronic system and a non-transitory computer readable storage medium for recognizing audio commands in an...
US-1,001,3978 Sequence dependent operation processing of packet based data message transmissions
Optimization of sequence dependent operations in a voice activated data packet based computer network environment is provided. A natural language processor...
US-1,001,3970 Sound effect producing apparatus, method of producing sound effect and program therefor
A sound effect producing apparatus includes an input portion, a memory portion, a pseudo sound reflection producing portion, and an effect provision portion....
US-1,001,3966 Systems and methods for adaptive active noise cancellation for multiple-driver personal audio device
In accordance with embodiments of the present disclosure, a processing circuit may implement an adaptive filter, a first signal injection portion which injects...
US-1,001,3229 Signal synchronization and latency jitter compensation for audio transmission systems
Techniques related to input and output signal synchronization and latency jitter compensation for audio systems are discussed. Such techniques may include...
US-1,001,2682 Method and apparatus to evaluate audio equipment for dynamic distortions and or differential phase and or...
A system is provided to analyze cross-modulation distortion in audio devices, which may include testing with audio frequencies. One or more distortion signals...
US-1,000,9696 Cochlear hearing device with cable antenna
A hearing aid device comprising a behind-the-ear part, an at-the-head part, a coupling element, a second antenna, and a wireless interface is disclosed. The...
US-1,000,9688 Digital communication system for loudspeakers
A communication system for communicating with at least one loudspeaker is described where the loudspeaker is connected to audio equipment over standard two-wire...
US-1,000,9576 Audio and video conversion device
The invention provides an audio-video conversion device, relating to the field of TV, through converting the LVDS and/or V-by-One input port in the display into...
US-1,000,9569 Closed caption-support content receiving apparatus and display apparatus, system having the same, and closed...
Disclosed are a closed caption-support content receiving apparatus and display apparatus, a system having the same, and a closed caption-providing method...
US-1,000,8998 Method, apparatus, and system for analysis, evaluation, measurement and control of audio dynamics processing
A method, apparatus, and system for measuring and analyzing the effects of dynamics modifying processors on a signal. This new approach utilizes statistical...
US-1,000,8214 USAC audio signal encoding/decoding apparatus and method for digital radio services
Disclosed is a unified speech and audio coding (USAC) audio signal encoding/decoding apparatus and method for digital radio services. An audio signal encoding...
US-1,000,7480 Multi-parametric analysis of snore sounds for the community screening of sleep apnea with non-Gaussianity index
A parameter quantifying deviation from Gaussianity distribution of a patient's sounds, in the form of a non-Gaussianity distribution index, may be used to...
US-1,000,4269 Control circuit, electronic cigarette and method for controlling electronic cigarette
A control circuit, an electronic cigarette and a method for controlling the electronic cigarette, the control circuit includes at least one airflow sensor, a...
US-9,998,841 Acoustic signatures
Embodiments described herein provide for acoustic signatures in a playback system. An example implementation involves receiving, from a microphone of the...
US-9,998,839 Multimedia apparatus, and method for processing audio signal thereof
Disclosed in the present specification are a multimedia apparatus for servicing an optimized sound depending on the surrounding environment and a method for...
US-9,998,835 Transducer components and structure thereof for improved audio output
Embodiments are provided for components configured for audio playback. According to certain aspects, a transducer includes dual voice coils disposed in a magnet...
US-9,998,826 Optimization of performance and power in audio system
In accordance with embodiments of the present disclosure, a method for operating a playback path comprising a first dynamic range enhancement subsystem and a...
US-9,998,823 Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement
In accordance with embodiments of the present disclosure, a control circuit may be configured to, responsive to an indication to switch between gain modes of a...
US-9,998,822 Signal processing apparatus and method
There is provided a signal processing apparatus advantageous in terms of sound source separation performance. The signal processing apparatus includes a...
US-9,998,819 Audio layer in keyboard device providing enhanced audio performance
A case having a recessed holding, an acoustic waveguide, and at least one audio transducer device. The recessed holding well is configured to receive and...
US-9,998,817 On head detection by capacitive sensing BCT
The present application describes on-head detection by a capacitive sensing bone conduction transducer (BCT) system and applications thereof. An example...
US-9,998,815 Portable device and method for entering power-saving mode
A portable device and a method for entering a power-saving mode are provided. An audio signal is transmitted to an earphone via a cable. At least one electrical...
US-9,998,810 Portable speaker system for electric string instruments
A portable speaker system for an electric string instrument such as a guitar. The portable speaker system has a housing including an audio jack for receiving a...
US-9,998,605 Audio stream arrangement
Conference systems are often installed in plenary halls and comprise a plurality of microphones for participants of a discussion, whereby the speech signals of...
US-9,998,577 Method and apparatus for managing noise levels using push-to-talk event activated vibration microphone
System and method for controlling incoming acoustic signals at a portable accessory communication system provides improved management of noise levels. A...
US-9,998,244 Method and apparatus for mixing event driven media
An event-drivable and programmable matrix that permits reconfigurable mixing of a first plurality of audio sources into a second audio outputs via digital...
US-9,998,224 Audio system based on in-vehicle optical network and broadcasting method thereof
An audio system based on an in-vehicle optical network and a broadcasting method thereof are provided. The audio system according to an exemplary embodiment...
US-9,998,081 Method and apparatus for processing an audio signal based on an estimated loudness
An apparatus comprising at least one processor and at least one memory including computer program code. The at least one memory and the computer program code is...
US-9,997,171 Multi-band signal processor for digital audio signals
A method includes: processing the digital audio input signal to generate M delayed digital audio signal samples; converting the delayed digital audio signal...
US-9,997,168 Method and apparatus for signal extraction of audio signal
A method and an apparatus for signal extraction of audio signal are provided. An audio signal is converted into a plurality of frames, and the frames are...
US-9,997,167 Jitter buffer control, audio decoder, method and computer program
A jitter buffer control for controlling a provision of a decoded audio content on the basis of an input audio content is configured to select a frame-based time...
US-9,997,166 Method, terminal, system for audio encoding/decoding/codec
Audio encoding methods/terminals, audio decoding methods/terminals, and audio codec systems are provided. A plurality of audio signals that are continuous is...
US-9,997,165 Coding and decoding of spectral peak positions
A coder and decoder, and methods therein, are provided for coding and decoding of spectral peak positions in audio coding. According to a first aspect, an audio...
US-9,997,163 Apparatus and method realizing improved concepts for TCX LTP
An apparatus for decoding an encoded audio signal to obtain a reconstructed audio signal is provided. The apparatus includes a receiving interface, a delay...
US-9,997,162 Apparatus and method for generating a bandwidth extended signal from a bandwidth limited audio signal
An apparatus for generating a bandwidth extended signal from a bandwidth limited audio signal, the bandwidth limited audio signal The patch generator is...
US-9,997,035 Acoustic security system and method
A security system includes a transducer within a monitored space responsive to audio signals therein. An analog-to-digital converter couples the transducer to...
US-9,996,750 On-camera video capture, classification, and processing
Video and corresponding metadata is accessed. Events of interest within the video are identified based on the corresponding metadata, and best scenes are...
US-9,996,503 Signal processing method and device
A method for processing an audio signal, including: sound is converted to an analog audio input signal and converted into a digital audio signal; a windowed...
US-9,996,316 Mediation of wakeword response for multiple devices
Devices, systems, and methods provide synchronization of multiple voice-controlled devices to establish priority of one of the devices to respond to an acoustic...
US-9,996,314 Audio control apparatus and headset system for integrating personal electronic devices
An audio control apparatus particularly suited for an active outdoor type of person integrates multiple electronic devices. Audio source devices can include a...
US-9,996,080 Collision avoidance using auditory data
A controller for an autonomous vehicle receives audio signals from one or more microphones. The audio signals are input to a machine learning model that...
US-9,995,828 Generating acoustic quiet zone by noise injection techniques
A quiet zone generation technique for acoustic/audio signals is proposed for mitigation of selected noise or interferences over limited areas in free space by...
US-9,994,316 Unmanned aerial vehicle sensor synchronization
Described are methods and apparatuses for synchronizing two or more sensors of an UAV. In the implementations described, a synchronization event is performed...
US-9,992,674 Automated device access
A method of unlocking a locked device includes receiving a device identifier over a wireless communication protocol, determining if the device identifier is...
US-9,992,603 Method, system and apparatus for measuring head size using a magnetic sensor mounted on a personal audio...
A magnetic sensor mounted on a headband of the personal audio delivery device may output a sensor signal indicative of an interaction between a magnetic field...
US-9,992,599 Method, device, encoder apparatus, decoder apparatus and audio system
Method for processing a stereo signal includes encoding an N-channel audio signal in a stereo signal (Lo, Ro) and spatial parameters (wl, wr), processing the...
US-9,992,597 Validation of audio calibration using multi-dimensional motion check
Examples described herein involve validating motion of a microphone during calibration of a playback device. An example implementation involves a control device...
US-9,992,596 High displacement acoustic transducer systems
Acoustic transducer systems are described herein and in particular, acoustic transducer systems involving high displacement are described. An example acoustic...
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