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Searching: audio signal
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| Patent # | Description |
|---|---|
| US-9,799,345 |
Apparatus and method for decoding an encoded audio signal with low
computational resources An apparatus for decoding an encoded audio signal including bandwidth extension control data indicating either a first harmonic bandwidth extension mode or a... |
| US-9,799,344 |
Audio signal processing system for discontinuity correction An audio signal processing device comprises a discontinuity detector configured to determine an occurrence of a discontinuity from a sudden increase of an... |
| US-9,799,343 |
Method and apparatus for processing temporal envelope of audio signal, and
encoder A method and an apparatus for processing a temporal envelope of an audio signal, and an encoder are disclosed. When multiple temporal envelopes are solved,... |
| US-9,799,342 |
Bandwidth extension method, bandwidth extension apparatus, program,
integrated circuit, and audio decoding... To provide a bandwidth extension method which allows reduction of computation amount in bandwidth extension and suppression of deterioration of quality in the... |
| US-9,799,341 |
Efficient and scalable parametric stereo coding for low bitrate
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-9,799,340 |
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-9,799,339 |
Stereo audio signal encoder An apparatus comprising a mapper configured to map an instance of a parameter according to a first mapping to generate a first mapped instance; a remapper... |
| US-9,799,337 |
Microphone apparatus for enhancing power conservation A microphone apparatus is provided. Whether an electronic signal converted from an audio signal is in compliance with a preset sound characteristic and a preset... |
| US-9,799,333 |
System and method for processing speech to identify keywords or other
information A system and method are provided for performing speech processing. A system includes an audio detection system configured to receive a signal including speech... |
| US-9,799,330 |
Multi-sourced noise suppression Systems and methods for multi-sourced noise suppression are provided. An example system may receive streams of audio data including a voice signal and noise,... |
| US-9,799,329 |
Removing recurring environmental sounds This disclosure describes, in part, techniques and devices for identifying recurring environmental sounds in an environment such that these sounds may be... |
| US-9,799,025 |
Energy harvesting bidirectional audio interface A payment card reader connected to an audio port of a mobile computing device may include a card interface, the card interface configured to read data from a... |
| US-9,794,721 |
System and method for capturing, encoding, distributing, and decoding
immersive audio A sound field coding system and method that provides flexible capture, distribution, and reproduction of immersive audio recordings encoded in a generic digital... |
| US-9,794,719 |
Crowd sourced audio data for venue equalization Mobile devices may capture audio signals indicative of test audio received by an audio capture device of the mobile device; and send the captured audio and the... |
| US-9,794,717 |
Audio signal processing apparatus and audio signal processing method An audio signal processing apparatus includes: an obtaining unit which obtains a stereo signal including an R signal and an L signal; a control unit which... |
| US-9,794,716 |
Adaptive diffuse signal generation in an upmixer An audio processing system, such as an upmixer, may be capable of separating diffuse and non-diffuse portions of N input audio signals. The upmixer may be... |
| US-9,794,715 |
System and methods for processing stereo audio content A system can include a hardware processor that can receive left and right audio signals and process the left and right audio signals to generate three or more... |
| US-9,794,707 |
Audio output balancing Systems and methods are provided herein for balancing of outputs from playback devices playing audio content in synchrony. In one embodiment, the balancing of... |
| US-9,794,695 |
Detection of whistling in an audio system A method for detecting whistling in an audio system includes determining an average frequency of an input signal of the audio system, sampling the input signal... |
| US-9,794,694 |
Parametric in-ear impedance matching device An ultrasonic audio transducer system includes an ultrasonic speaker. The ultrasonic speaker may be an electrostatic emitter, a piezoelectric emitter (single... |
| US-9,794,692 |
Multi-channel speaker output orientation detection A method is disclosed for determining a relative orientation of speakers that receive audio signals from a portable audio source device. In an embodiment, a... |
| US-9,794,691 |
Using bone transducers to imply positioning of audio data relative to a
user An audio system, such as an audio system included in a virtual reality system, includes multiple bone transducers contacting portions of a user's head. Each... |
| US-9,794,689 |
Addition of virtual bass in the time domain Provided are, among other things, systems, methods and techniques for processing an audio signal to add virtual bass. In one representative embodiment, an... |
| US-9,794,688 |
Addition of virtual bass in the frequency domain Provided are, among other things, systems, methods and techniques for processing an audio signal to add virtual bass. In one representative embodiment, an... |
| US-9,794,685 |
Video audio recording system, video audio recording device, and video
audio recording method A video audio recording system includes a video acquisition unit, an audio acquisition unit, a video recording parameter acquisition unit, and an audio emphasis... |
| US-9,794,672 |
Personalization of auditory stimulus Technology presented herein increases a user's enjoyment of sound by personalizing an audio signal so that the user perceives the audio signal as if the user... |
| US-9,794,669 |
Devices and methods for headphone speaker impedance detection An electronic device includes an impedance detection circuit and a processor. The impedance detection circuit is configured for receiving a test signal,... |
| US-9,794,634 |
System, device and method for viewing and controlling audio video content
in a home network An audio/video device may determine that a UI is displayed in a first AV signal, and may capture a frame of the UI in order to provide UI information to a UI... |
| US-9,794,417 |
Packet voice system with far-end echo cancellation A packet voice transceiver adapted to reside at a first end of a communication network and to send and receive voice packets to and from a second packet voice... |
| US-9,794,389 |
Hands-free bluetooth car system A hands-free Bluetooth system is described. The Bluetooth system comprises a base unit and a controller unit. The controller includes a built-in speaker, a... |
| US-9,793,936 |
Flexible multi-channel wireless audio receiver system A flexible multi-channel diversity wireless audio receiver system for routing, processing, and combining multiple radio frequency (RF) signals containing audio... |
| US-9,793,879 |
Rate convertor Embodiments of the invention may be used to implement a rate converter that includes: 6 channels in forward (audio) path, each channel having a 24-bit signal... |
| US-9,793,872 |
System and method for digital signal processing The present invention provides methods and systems for digitally processing audio signals. Some embodiments receive an audio signal and converting it to a... |
| US-9,793,870 |
Vehicle sound enhancement systems and methods for vehicle deceleration An audio system of a vehicle includes a mode module that sets a mode signal to a first mode when a vehicle speed is greater than a predetermined speed and a... |
| US-9,793,868 |
Digital acoustic system Provided is a digital acoustic system comprising: a .DELTA..SIGMA. modulator that modulates a digital input signal and outputs a digital signal; a post-filter... |
| US-9,793,712 |
Power management circuitry in peripheral accessories of audio devices A power management circuitry for a peripheral electronic device includes a power regeneration circuitry, a power selector, a power switch and an audio signal... |
| US-9,793,658 |
Reuse of plug detection contacts to reduce crosstalk An audio jack may include two contacts to electrically connect to a ground contact of an audio plug in order to detect that a metallic audio plug is inserted... |
| US-9,792,927 |
Apparatuses and methods for multi-channel signal compression during
desired voice activity detection Apparatuses and methods are described to identify desired audio. A first input of an apparatus is configured to receive a main signal. A second input of the... |
| US-9,792,923 |
High frequency regeneration of an audio signal with synthetic sinusoid
addition A method performed in an audio decoder for reconstructing an original audio signal having a lowband portion and a highband portion is disclosed. The method... |
| US-9,792,920 |
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-9,792,919 |
Efficient and scalable parametric stereo coding for low bitrate
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-9,792,918 |
Methods and apparatuses for encoding and decoding object-based audio
signals Provided are an audio encoding method and apparatus and an audio decoding method and apparatus in which audio signals can be encoded or decoded so that sound... |
| US-9,792,917 |
Audio processing device and method and electro-acoustic converting device
and method The present invention relates to an audio processing device and method, and an electro-acoustic converting device and method. The audio processing device... |
| US-9,792,916 |
Multifunctional audio signal generation apparatus A sample counter in each channel performs counting operation at a given rate. Independently for each channel, the rate and an initial value for the counter are... |
| US-9,792,915 |
Apparatus and method for processing an input audio signal using cascaded
filterbanks An apparatus for processing an input audio signal relies on a cascade of filterbanks, the cascade having a synthesis filterbank for synthesizing an audio... |
| US-9,792,914 |
Speaker verification using co-location information Methods, systems, and apparatus, including computer programs encoded on computer storage media, for identifying a user in a multi-user environment. One of the... |
| US-9,792,906 |
Method and apparatus for identifying acoustic background environments
based on time and speed to enhance... Disclosed are systems, methods, and computer readable media for identifying an acoustic environment of a caller. The method embodiment comprises analyzing... |
| US-9,792,714 |
Avatar-based transfer protocols, icon generation and doll animation Systems and methods may provide for identifying one or more facial expressions of a subject in a video signal and generating avatar animation data based on the... |
| US-9,792,424 |
Chained authentication using musical transforms A service receives a request from a user of a group of users to perform one or more operations requiring group authentication in order for the operations to be... |
| US-9,792,257 |
Audio signal processing method and encoder An embodiment of the present invention discloses a data processing method, including: twiddling input data, so as to obtain twiddled data; pre-rotating the... |
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