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Searching: audio signal
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| Patent # | Description |
|---|---|
| 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... |
| US-1,041,1668 |
Methods and apparatus for adjusting a level of an audio signal The invention relates to methods and apparatus for adjusting a level of an audio signal. An audio signal is divided into a plurality of frequency bands.... |
| US-1,041,0680 |
Automatic generation of video and directional audio from spherical content A spherical content capture system captures spherical video and audio content. In one embodiment, captured metadata or video/audio processing is used to... |
| US-1,041,0653 |
Adaptive audio filtering In an audio processing system (300), a filtering section (350, 400): receives subband signals (410, 420, 430) corresponding to audio content of a reference... |
| US-1,041,0652 |
Estimation of mixing factors to generate high-band excitation signal A method includes generating a high-band residual signal based on a high-band portion of an audio signal. The method also includes generating a harmonically... |
| US-1,041,0651 |
De-reverberation control method and device of sound producing equipment A de-reverberation control method and device of sound producing equipment are disclosed. The method includes that: when a piece of equipment performs audio... |
| US-1,041,0647 |
Audio decoding device, audio encoding device, audio decoding method, audio
encoding method, audio decoding... The purpose of the present invention is to reduce distortion a frequency band component encoded with a small number of bits in a time domain and improve... |
| US-1,041,0646 |
Multi-object audio encoding and decoding apparatus supporting post
down-mix signal A multi-object audio encoding and decoding apparatus supporting a post downmix signal may be provided. The multi-object audio encoding apparatus may include: an... |
| US-1,041,0644 |
Reduced complexity transform for a low-frequency-effects channel The computational resources that are needed to apply a transform-based filterbank to a limited-bandwidth audio signals are reduced by performing an integrated... |
| US-1,041,0643 |
Audio watermarking for people monitoring Methods, apparatus, systems and articles of manufacture (e.g., physical storage media) to utilize audio watermarking for people monitoring are disclosed.... |
| US-1,041,0642 |
Noise filling concept Noise filling of a spectrum of an audio signal is improved in quality with respect to the noise filled spectrum so that the reproduction of the noise filled... |
| US-1,041,0638 |
Method and device for transforming feature vector for user recognition A method of converting a feature vector includes extracting a feature sequence from an audio signal including utterance of a user; extracting a feature vector... |
| US-1,041,0623 |
Method and system for generating advanced feature discrimination vectors
for use in speech recognition A method of renormalizing high-resolution oscillator peaks, extracted from windowed samples of an audio signal, is disclosed. Feature vectors are generated for... |
| US-1,041,0618 |
In-vehicle noise control system and control method thereof An in-vehicle noise control system is provided. The system includes speakers that output navigation guidance sound and audio content reproduced at a head unit... |
| US-1,041,0515 |
Emergency vehicle alert system An emergency vehicle alert system is an emergency vehicle transmitter system with multiple possible passenger vehicles, motorcycle, and pedestrian receivers... |
| US-1,041,0482 |
Programmable audio level indicator Audio level indicators are known which comprise moving needles, or an array of lights, or an illuminated bar. However, the way in which they provide information... |
| US-1,041,0021 |
Transaction object reader with digital signal input/output and internal
audio-based communication A card reader includes a digital connector such as a Universal Serial Bus (USB) plug or an Apple.RTM. Lightning.RTM. plug. The digital connector includes a... |
| US-1,040,9547 |
Apparatus for recording audio information and method for controlling same The present invention relates to an apparatus capable of recording audio information and a method for controlling the apparatus, the apparatus comprising: a... |
| US-1,040,8671 |
Integrated wearable noise dosimeter Systems and methods are described that may provide audio information about an environment around a wearable device. Such audio information may be correlated... |
| US-1,040,6976 |
Multi-purpose automotive sound device A vehicle includes a multi-purpose automotive sound device for alerting pedestrians. The vehicle includes front and rear wheels, side mirrors, a sound device,... |
| US-1,040,5128 |
Audio processing device for a ceiling reflection type speaker To resolve a problem that a listener feels that sense of localization and sense of connecting with the other channels are lost in case that the listener listens... |
| US-1,040,5121 |
Wireless splitter-repeater hub Apparatus and associated methods relate to a wireless receiver module, and a plurality of transmitter modules, the receiver module configured to convert a... |
| US-1,040,5113 |
Systems and methods for equalizing audio for playback on an electronic
device Embodiments are provided for equalizing audio data for output by a speaker of an electronic device based on a local position or orientation of the electronic... |
| US-1,040,5111 |
Active occlusion cancellation A hearing device includes: a microphone for providing an audio signal; a signal processor for generating a processed audio signal; a first subtractor having a... |
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