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Searching: audio signal





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Patent # Description
US-9,973,887 Sharing navigation data among co-located computing devices
This document describes systems, methods, devices, and other techniques for sharing navigation data among computing devices. The techniques can include...
US-9,973,871 Binaural audio processing with an early part, reverberation, and synchronization
An audio renderer comprises a receiver (801) receiving input data comprising early part data indicative of an early part of a head related binaural transfer...
US-9,973,870 Aural measurements from earphone output speakers
According to some embodiments of the present invention there is provided a method of using an earphone output speaker as a microphone for a phone call between...
US-9,973,868 Method for estimating the battery life of battery-powered audio systems by means of an amplitude modulated...
Aspects of present disclosure relate to a test signal generator, a method for estimating the battery life of battery-powered audio products by means of a test...
US-9,973,859 Amplifiers for parametric loudspeakers
Systems and methods of audio processing and control for improved audibility and performance in a parametric loudspeaker system. The parametric loudspeaker...
US-9,973,853 Fixed apparatus and audio collection apparatus
The present invention is applicable to the field of audio collection and provides a fixed apparatus and an audio collection device. Multiple groups of simulated...
US-9,973,851 Multi-channel playback of audio content
An example method is performed by a media playback system comprising a plurality of audio drivers having a first radiation pattern. The method includes...
US-9,973,790 Multimedia system having an adaptive multimedia controller
An adaptive multimedia system includes a display, an audio device, and an adaptive media controller configured to selectively communicate with a media source...
US-9,973,561 Conferencing based on portable multifunction devices
A computer receives a first audio signal that is acquired by a first user device used by a first user in a conference and a second audio signal that is acquired...
US-9,973,163 Context sensitive presentation of media content
Volume levels of content being presented via a device can be controlled. The device can receive or stream video or audio content. An audio manager component...
US-9,973,162 System and method for interleaving digital audio signal including PWM signal and digital audio processing...
A system, a method for interleaving a digital audio signal including a PWM signal, and a digital audio processing device employing the same in accordance with...
US-9,972,343 Multi-step validation of wakeup phrase processing
Various embodiments describe a multi-step process for determining whether the keyword has been spoken. The first tier uses an onboard digital signal processor...
US-9,972,335 Signal processing apparatus, signal processing method, and program for adding long or short reverberation to an...
Provided is a signal processing apparatus including a feature detection unit configured to detect, from an input signal, a detection signal including at least...
US-9,972,334 Decoder audio classification
A device includes a decoder configured to receive an encoded audio signal at a decoder and to generate a synthesized signal based on the encoded audio signal....
US-9,972,330 Audio decoder for audio channel reconstruction
A method performed by an audio decoder for reconstructing N audio channels from an audio signal containing M audio channels is disclosed. The method includes...
US-9,972,329 Audio decoder for audio channel reconstruction
A method performed by an audio decoder for reconstructing N audio channels from an audio signal containing M audio channels is disclosed. The method includes...
US-9,972,328 Audio decoder for audio channel reconstruction
A method performed by an audio decoder for reconstructing N audio channels from an audio signal containing M audio channels is disclosed. The method includes...
US-9,972,326 Method and apparatus for allocating bits of audio signal
A method and an apparatus for allocating bits of an audio signal. The method includes dividing a frequency band of an audio signal into multiple sub-bands, and...
US-9,972,325 System and method for mixed codebook excitation for speech coding
In accordance with an embodiment, a method of encoding an audio/speech signal includes determining a mixed codebook vector based on an incoming audio/speech...
US-9,968,329 Remote control of medical device using audio data
A processing device detects a medical device and sends an audio wake-up signal to the medical device, wherein the audio wake-up signal causes the medical device...
US-9,967,692 Sound stage controller for a near-field speaker-based audio system
Signals in an automobile audio system having at least two near-field speakers located close to an intended position of a listener's head are adjusted such that...
US-9,967,688 Audio processing device
To be able to activate a self-device when an input digital audio signal is an audio signal indicating sound. An AV receiver 1 includes a detection circuit 4...
US-9,967,687 Audio reproduction apparatus and audio reproduction system
To maintain favorable sound reproduction. In a car audio apparatus 6 which includes an inter-equipment communication unit 51 configured to perform communication...
US-9,967,682 Binaural hearing assistance operation
A method of operating a hearing assistance system that includes a binaural hearing device with first and second earpieces, each earpiece adapted to be worn...
US-9,967,665 Adaptation of dynamic range enhancement based on noise floor of signal
An analog signal path portion of a signal path may have: (i) an audio input for receiving an analog signal, an audio output for providing an output signal, and...
US-9,967,661 Multichannel acoustic echo cancellation
An echo cancellation system performs audio beamforming to separate audio input into multiple directions (e.g., target signals) and generates multiple audio...
US-9,967,660 Signal processing apparatus and method
A signal processing apparatus is provided. The apparatus includes an obtaining unit configured to obtain direction sounds in respective directivity directions...
US-9,967,654 Modular loudspeaker for point sound source and manufacturing method thereof
A modular speaker includes at least an active vibrator, at least a passive vibrator, and a module housing, wherein the active vibrator and the passive vibrator...
US-9,967,651 Method and apparatus for noise cancellation in a wireless mobile device using an external headset
A method, system, and apparatus for noise cancelation is disclosed herein, which may be used in a wireless unit (WU) and a headset removably connected to the...
US-9,967,647 Off-ear and on-ear headphone detection
A headphone detector including a headphone and a processor. The headphone has a microphone and a speaker, and the microphone is configured to generate an audio...
US-9,967,640 Devices, systems, and methods for vibrationally sensing audio
A system for vibrationally sensing audio includes a vibration output device. The vibration output device includes a haptic actuator; a haptic actuator driver...
US-9,967,618 Capturing a user reaction to media content based on a trigger signal and using the user reaction to determine...
A device may receive an indication of a playback of media content. The device may receive a trigger signal associated with the playback of the media content....
US-9,967,517 Methods of transmitting and receiving audio-video data and transmission system thereof
A method for transmitting an audio-video data can include: receiving a video signal from a video source and an audio signal from an audio source; receiving an...
US-9,967,044 Portable music studio
The portable music studio is a modular apparatus that records and mixes music in real time. The portable music studio comprises a dock and a controller. The...
US-9,966,916 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
The invention relates to the measurement and control of the perceived sound loudness and/or the perceived spectral balance of an audio signal. An audio signal...
US-9,966,914 Audio signal processing method and electronic device supporting the same
A method of processing an audio signal is provided. The method includes receiving at least one digital audio stream from at least one audio source, applying at...
US-9,966,104 Control device
A control device is provided which mixes and outputs two types of audio signals processed under standards different from each other; in particular, an audio...
US-9,966,086 Signal rate synchronization for remote acoustic echo cancellation
A system may be configured to interact with a user through speech using a first and second audio devices, where the first device produces audio and the second...
US-9,966,085 Method and noise suppression circuit incorporating a plurality of noise suppression techniques
A noise suppression circuit for use in an audio signal processing circuit is provided. The noise suppression circuit includes a plurality of different types of...
US-9,966,084 Method and device for achieving object audio recording and electronic apparatus
A method and a device for achieving object audio recording and an electronic apparatus are disclosed. The method includes performing a sound collection...
US-9,966,082 Filling of non-coded sub-vectors in transform coded audio signals
A spectrum filler for filling non-coded residual sub-vectors of a transform coded audio signal includes a sub-vector compressor configured to compress actually...
US-9,966,081 Method and apparatus for synthesizing separated sound source
Provided is a method and apparatus for synthesizing a separated sound source, the method including generating spatial information associated with a sound source...
US-9,966,079 Directing voice input based on eye tracking
For directing voice input based on eye tracking, a method is disclosed that includes receiving, by use of a processor, an audio signal, the audio signal...
US-9,966,067 Audio noise estimation and audio noise reduction using multiple microphones
Digital signal processing techniques for automatically reducing audible noise from a sound recording that contains speech. A noise suppression system uses two...
US-9,966,059 Reconfigurale fixed beam former using given microphone array
An acoustic interference cancellation system that performs beamforming using a subset of microphones from a microphone array. For example, a first group of...
US-9,966,055 Digitally pitch-shifted pedal steel guitar
The pedal steel guitar has a plurality of strings strung across the body, with at least one multi-element transducer positioned proximate the strings. At least...
US-9,965,934 Sharing video footage from audio/video recording and communication devices for parcel theft deterrence
Systems and methods for communicating in a network using parcel theft share signals in accordance with various embodiments of the present disclosure are...
US-9,965,818 Inference of timestamp, location, and signature information using statistical signal processing of powerline data
Systems and methods for applying Electric Network Frequency (ENF) forensic techniques to determine characteristics associated with an audio and/or video...
US-9,965,680 Method and system for conveying data from monitored scene via surveillance cameras
A system and method for monitoring sensors via surveillance cameras is disclosed. In the system, surveillance cameras generating image data of scenes, where the...
US-9,962,488 Device, method, and system for monitoring the delivery of fluids through a drip chamber
A device, method, and system are provided for monitoring the delivery of fluids through a drip chamber. The device includes an electromagnetic radiation (EMR)...
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