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Searching: audio signal





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Patent # Description
US-1,042,5731 Audio processing apparatus, audio processing method, and program
An audio processing apparatus includes an audio input unit configured to input a plurality of audio signals, a reduction unit configured to reduce the amount of...
US-1,042,5730 Neural network-based loudspeaker modeling with a deconvolution filter
A technique for controlling a loudspeaker system with an artificial neural network includes filtering, with a deconvolution filter, a measured system response...
US-1,042,5727 Hearing assistance system in a multi-talker acoustic network
There is provided a multi-talker acoustic network system for providing hearing assistance to a user, comprising at least two table microphone units (10, 12) for...
US-1,042,5719 Outdoor speaker assembly and system
A speaker assembly broadly comprising a housing, an input circuit, and a number of speakers. The housing includes a lower section configured to be positioned at...
US-1,042,5718 Electronic device, storage medium, and method of processing audio signal by electronic device
Disclosed are an electronic device and a method of processing an audio signal by the electronic device. The electronic device includes: a processor functionally...
US-1,042,5712 Portable speaker system
A portable audio input/output device may include one or more openings that extend through a cover of the device and allow acoustic signals outside a housing of...
US-1,042,5610 Beam forming for microphones on separate faces of a camera
A camera system capable of capturing images of an event in a dynamic environment includes two microphones configured to capture stereo audio of the event. The...
US-1,042,5568 Display device and system and method for controlling power of the same
A display device includes a first communication unit connected to one or more peripheral devices, a second communication unit that communicates with a remote...
US-1,042,5286 Method and system for wireless network access control in an aircraft
A network access control method involves requesting access to a network via a wireless communication adapter for a personal electronic device. Then, an acoustic...
US-1,042,5055 Electronic device with in-pocket audio transducer adjustment and corresponding methods
An electronic device includes one or more microphones, one or more sensors, and one or more processors operable with the one or more microphones and the one or...
US-1,042,4317 Method for microphone selection and multi-talker segmentation with ambient automated speech recognition (ASR)
Disclosed methods and systems are directed to determining a best microphone pair and segmenting sound signals. The methods and systems may include receiving a...
US-1,042,4316 Audio processing apparatus and audio processing method
An audio processing apparatus and an audio processing method are provided. The audio processing apparatus includes a microphone array, a processor, and an audio...
US-1,042,4315 Audio signal processing for noise reduction
Audio device systems and methods are provided to enhance speech pick-up from a user. The systems and methods include a plurality of left signals and right...
US-1,042,4313 Update of post-processing states with variable sampling frequency according to the frame
A method and apparatus are provided for updating post-processing states applied to a decoded audio signal. The method is such that, for a current decoded signal...
US-1,042,4311 Auto-mute audio processing
An audio processing circuit may have a first path for processing multi-bit audio signals in parallel with a second path for processing single-bit audio signals....
US-1,042,4308 Audio sound signal encoding device, audio sound signal decoding device, audio sound signal encoding method, and...
An audio sound signal encoding device includes: a converter that adds up all multiple channel signals included in multichannel voice sound input signals to...
US-1,042,4305 MDCT-domain error concealment
An error-concealing audio decoding method comprises: receiving a packet comprising a set of MDCT coefficients encoding a frame of time-domain samples of an...
US-1,042,4292 System for recognizing and responding to environmental noises
An audio controlled assistant captures environmental noise and converts the environmental noise into audio signals. The audio signals are provided to a system...
US-1,042,4289 Speech recognition system using machine learning to classify phone posterior context information and estimate...
A speech recognition system includes a phone classifier and a boundary classifier. The phone classifier generates combined boundary posteriors from a...
US-1,042,3621 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-1,042,3383 Intelligent playback system, wearable device and main unit
An intelligent playback system, comprising: a wearable device, a main unit and a playback unit, wherein, the wearable device is configured to generate an audio...
US-1,042,3225 Display apparatus, and input processing method and system using same
An input processing system according to one embodiment includes an eye-tracking apparatus configured to generate eye-tracking data by tracking a gaze of a user...
US-1,042,0527 Determining a heart rate and a heart rate variability
System and method for determining a heart rate and a heart rate variability of an individual is disclosed. An audio signal of heart sound is amplified....
US-1,041,9867 Device and method for processing audio signal
The present invention relates to an apparatus and a method for processing an audio signal, and more particularly, to an apparatus and a method for efficiently...
US-1,041,9864 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-1,041,9852 Systems and methods for handling silence in audio streams
Systems and methods for handling silence in audio streams are disclosed. In one aspect, a transmitter detects a halt in an audio stream. After detection of the...
US-1,041,9843 Bone conduction transducer array for providing audio
Embodiments relate to providing audio by focusing vibrations from an array of a plurality of bone conduction transducers to a cochlea of a user's ear. When bone...
US-1,041,9727 Directional control of audio/video recording and communication devices in network communication with additional...
Direction control of audio/video (A/V) recording and communication devices in network communication with additional cameras is provided. In one embodiment, an...
US-1,041,9712 Flexible spatial audio capture apparatus
An apparatus comprising: at least one determiner configured to determine at least one characteristic associated with a flexible part of a further apparatus; a...
US-1,041,8960 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-1,041,8052 Voice activity detector for audio signals
According to one aspect, a method for detecting voice activity is disclosed, the method including receiving a frame of an input audio signal, the input audio...
US-1,041,8051 Indexing based on time-variant transforms of an audio signal's spectrogram
An audio identification system generates audio fingerprints and indexes associated with the audio fingerprints based on discrete and overlapping frames within a...
US-1,041,8045 System and method for non-destructively normalizing loudness of audio signals within portable devices
Many portable playback devices cannot decode and playback encoded audio content having wide bandwidth and wide dynamic range with consistent loudness and...
US-1,041,8044 Converting a single-bit audio stream to a single-bit audio stream with a constant edge rate
A single-bit audio stream can be converted to a modified single-bit audio stream with a constant edge rate while maintaining a modulation index of the original...
US-1,041,7925 Guided tour audio communication systems having optical reader programming
Devices and methods for providing commentary for multiple points of interests utilize audio communication devices having an optic code reader, a...
US-1,041,6955 Power reduction through clock management
Power reduction through clock management techniques are disclosed. In one aspect, the clock management is applied to a clock signal on a SOUNDWIRE.TM....
US-1,041,2533 System and method for stereo field enhancement in two-channel audio systems
The present invention provides methods and systems for digitally processing audio signals in two-channel audio systems and/or applications. In particular, the...
US-1,041,2531 Audio processing apparatus, method, and program
The present technology relates to an audio processing apparatus, a method, and a program that aim at enabling a sound to be reproduced more efficiently. A...
US-1,041,2528 Audio content modification for playback audio
A method including accessing, by a user device, a location corresponding to at least one microphone array in a content of a free-viewpoint audio environment....
US-1,041,2521 Simulating acoustic output at a location corresponding to source position data
Systems and methods of simulating acoustic output at a location corresponding to source position data are disclosed. A particular method includes receiving an...
US-1,041,2520 Apparatus and method for sound stage enhancement
A method for processing an audio signal is performed at a computing device. The method includes the following steps: receiving a digital stereo audio input...
US-1,041,2517 Calibration of playback device to target curve
Techniques described herein may involve dynamically adjusting the equalization of multiple speakers in a playback device. An example implementation involves a...
US-1,041,2512 Methods and apparatus for processing audio signals
Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a...
US-1,041,2488 Microphone array signal processing system
The present invention relates in one aspect to a microphone array signal processing system comprising a digital buffer coupled to a signal input and configured...
US-1,041,2487 Auto-provisioning of wireless speaker devices for audio/video recording and communication devices
Methods for a speaker device in accordance with various embodiments of the present disclosure are provided. In one embodiment, a method for a speaker device is...
US-1,041,2482 Loudspeaker apparatus
The disclosure provides a loudspeaker apparatus and a method of driving the acoustic transducers by predicting and compensating a physical phenomenon of...
US-1,041,2480 Wearable personal acoustic device having outloud and private operational modes
A method of operating an audio system that includes a wearable personal acoustic device having an acoustic driver and an auxiliary acoustic driver includes...
US-1,041,2337 Display device
A display device comprises a display component, an output component, a setting component, and a controller. The output component outputs a first signal having...
US-1,041,2226 Audio signal processing apparatus and method
The disclosure relates to an audio signal processing apparatus for processing a plurality of audio signals defining a plurality of audio signal spectra, the...
US-1,041,1669 Volume leveler controller and controlling method
Volume leveler controller and controlling method are disclosed. In one embodiment, A volume leveler controller includes an audio content classifier for...
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