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Searching: audio signal





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Patent # Description
US-9,495,971 Transient detector and method for supporting encoding of an audio signal
A transient detector (100) analyzes (110) a given frame n of the input audio signal to determine, based on audio signal characteristics of the given frame n, a...
US-9,495,970 Audio coding with gain profile extraction and transmission for speech enhancement at the decoder
The invention provides a layered audio coding format with a monophonic layer and at least one sound field layer. A plurality of audio signals is decomposed, in...
US-9,495,953 Dynamic engine harmonic enhancement sound stage
A method to produce a dynamic sound stage for engine harmonic enhancement (EHE). Dynamic refers to the ability to position the sound stage at different...
US-9,495,951 Real time audio echo and background noise reduction for a mobile device
An audio enhancement system includes a display unit configured to exhibit a waveform corresponding to a microphone signal that is subject to an audio...
US-9,495,950 Audio signal processing device, imaging device, audio signal processing method, program, and recording medium
There is provided an audio signal processing device including a feature amount extraction unit configured to extract, from an audio signal obtained by a sound...
US-9,495,567 Use of a tag and reader antenna for a simulated theremin effect
The present disclosure provides methods and apparatuses for providing an audible feedback based on a proximity or a link quality between an external reader and...
US-9,495,017 Computing systems for peripheral control
Embodiments of computing systems, and related methods, are disclosed herein. In some embodiments, a computing system may include a peripheral device (e.g., an...
US-9,494,683 Audio-based gesture detection
An audio device may be configured to detect proximity of a user hand based on analysis of audio signals captured by the audio device. For example, the audio...
US-9,492,762 Sensor configuration for toy
A variety of methods and arrangements for facilitating communication between an electronic device and a toy are described. In one aspect, the toy communicates...
US-9,492,756 System and method for analyzing a digitalized musical performance
A system and method for improving musical education through use of a game, is provided. The method includes the steps of: receiving electrical signals...
US-9,492,096 ECG sensing apparatuses, systems and methods
Aspects of the present disclosure are directed to processing ECG signals from a subject. As may be implemented in accordance with one or more embodiments,...
US-RE46,205 Audio system
In an audio system, a control device includes a setting part that sets automatic compensation of each of a plurality of input ports of the input device into...
US-9,491,561 Acoustic echo cancellation with internal upmixing
Methods, systems, and apparatuses are described for performing acoustic echo cancellation with internal upmixing that allow for a more effective handling of...
US-9,491,557 Connector mating assurance system and method
A connector mating assurance system includes a microphone configured to be located in a vicinity of a mating zone for electrical connectors. The microphone is...
US-9,491,553 Method of audio signal processing and hearing aid system for implementing the same
In a method of audio signal processing, a hearing aid system is configured to: collect sound information of a surrounding environment of the hearing aid system;...
US-9,491,552 Electronic device having hearing aid compatibility
An electronic device having hearing aid capability is disclosed. The electronic device includes a linear resonance actuator (LRA). The LRA is configured to...
US-9,491,547 Audio playing system and audio playing method
An audio playing method is applied to at least one wireless speaker, at least one mobile terminal, and a cloud server. The method includes sending a wireless...
US-9,491,544 Frequency domain noise cancellation with a desired null based acoustic devices, systems, and methods
Frequency domain signal extraction methods and apparatuses include receiving a reference signal, which contains mostly undesired audio and is substantially void...
US-9,491,543 Method and device for improving audio signal quality in a voice communication system
A device and a method to improve quality of a signal in a lossy communication system are disclosed. One or more samples of the signal are received from a first...
US-9,491,542 Automatic sound pass-through method and system for earphones
Earphone systems and methods for automatically directing ambient sound to an earphone device are provided. An ambient microphone signal from an ambient...
US-9,491,541 Signal processing for eliminating speaker and enclosure buzz
An electronic device for buzz reduction is described. The electronic device is to be used with a speaker driver that is built onto an enclosure and is to be...
US-9,491,534 Monaural wireless headset
The present invention relates to a monaural wireless headset (20) that may e.g. be connected to a mobile phone by means of a Bluetooth connection. The present...
US-9,491,532 Adapter device to allow the monitoring of media exposure on consumer devices
Adapter devices are provided which are connectable to an audio connector of a media device. The audio connector of the media device is configured to receive an...
US-9,491,306 Signal processing control in an audio device
Methods, systems, and apparatus for controlling audio signal processing are described herein. In accordance with certain embodiments, a measure of coupling...
US-9,491,299 Teleconferencing using monophonic audio mixed with positional metadata
In some embodiments, a method for preparing monophonic audio for transmission to a node of a teleconferencing system, including steps of generating a monophonic...
US-9,491,237 Proximity based sharing
A system and method for sharing content with a group of devices based on proximity. A sharing device transmits an SSID and an audio signal containing a key. The...
US-9,491,219 Mobile device perceptive audio and video quality analysis using onboard test signals
Techniques described herein may use perceptual quality measurement techniques to test and/or evaluate communication sessions between mobile devices. A method...
US-9,491,214 Information-provision control method, information reproduction system, information-provision apparatus,...
When the information-provision apparatus is providing an audio signal to the specific information reproduction apparatus, the user enters an operation input to...
US-9,490,763 Audio signal output device and audio output system
This audio signal output device includes an audio signal output portion, a volume setting information acquisition portion, and a control portion acquiring...
US-9,489,980 Video/audio synchronization apparatus and video/audio synchronization method
A video/audio synchronization apparatus includes: a decoder configured to decode a frame contained in encoded video data and determine playback time of the...
US-9,489,964 Effective pre-echo attenuation in a digital audio signal
A method is provided for processing pre-echo attenuation in a digital audio signal generated from a transform coding, wherein, at the decoding point, the method...
US-9,489,963 Correlation-based two microphone algorithm for noise reduction in reverberation
Embodiments are directed towards providing speech enhancement of audio signals from a target source and noise reduction of audio signals from a noise source. A...
US-9,489,961 Controlling a noise-shaping feedback loop in a digital audio signal encoder avoiding instability risk of the...
A method and apparatus are provided for controlling the shaping of encoding noise during the ADPCM encoding of a digital audio input signal. The noise-shaping...
US-9,489,960 Bit allocating, audio encoding and decoding
A bit allocating method is provided that includes determining the allocated number of bits in decimal point units based on each frequency band so that a...
US-9,489,959 Device and method for bandwidth extension for audio signals
The purpose of the present invention is to more efficiently extend, using a low bit rate, the bandwidth of input signals having a harmonics structure, in order...
US-9,489,957 Audio encoder and decoder
The present disclosure provides methods, devices and computer program products for encoding and decoding a multi-channel audio signal based on an input signal....
US-9,489,956 Audio signal enhancement using estimated spatial parameters
Received audio data may include a first set of frequency coefficients and a second set of frequency coefficients. Spatial parameters for at least part of the...
US-9,489,953 Directional coding conversion
A directional coding conversion method and system includes receiving input audio signals that comprise directional audio coded signals into which directional...
US-9,489,950 Method and system for dual scoring for text-dependent speaker verification
Embodiments of systems and methods for speaker verification are provided. In various embodiments, a method includes receiving an utterance from a speaker and...
US-9,489,949 System and method for identifying and/or authenticating a source of received electronic data by digital signal...
A method for verifying and identifying users, and for verifying users' identity, by means of an authentication device capable of transmitting, receiving and...
US-9,489,937 Real-time noise reduction system for dynamic motor frequencies aboard an unmanned aerial vehicle (UAV)
Systems and methods for simultaneously capturing live audio and video feeds and reducing motor/rotor noise associated with the video feed for a multirotor...
US-9,489,558 Bar code reading terminal with video capturing mode
A bar code reading terminal can, in one embodiment, include a two-dimensional image sensor and an imaging assembly. The terminal can be configured, in response...
US-9,488,716 Microphone autolocalization using moving acoustic source
Provided are methods and systems for calibrating a distributed sensor (e.g., microphone) array using time-of-flight (TOF) measurements for a plurality of...
US-9,488,364 USB charger related products has built-in fluid and display unit
USB Charger related products have a built-in liquid display unit including decorative, reflective, and/or miniature items within a medium and an optional...
US-9,487,281 Submersible remotely operated vehicle
A submersible ROV is provided with four independently controllable swivel thruster assemblies that allow the submersible ROV to simulate the movement of a...
US-9,485,601 Surround audio compatibility assessment
A method for performing a surround audio compatibility assessment on a plurality of original surround channels is described herein. A surround audio...
US-9,485,600 Audio system, audio signal processing device and method, and program
An audio system including a first speaker and a second speaker that are arranged in front of a predetermined listening position to be substantially bilaterally...
US-9,485,597 System and method of processing a sound signal including transforming the sound signal into a frequency-chirp...
A system and method may be configured to process an audio signal. The system and method may track pitch, chirp rate, and/or harmonic envelope across the audio...
US-9,485,590 Hearing device with a means for receiver current estimation and a method of estimating a receiver current for a...
A hearing device with a unit for estimating the current consumed by the receiver of the hearing device. The hearing device includes a signal input unit for...
US-9,485,589 Enhanced dynamics processing of streaming audio by source separation and remixing
This application relates to a systems and methods for enhanced dynamics processing of streaming audio by source separation and remixing for hearing assistance...
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