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Searching: audio signal





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Patent # Description
US-9,497,531 Apparatus and method for outputting audio signal in portable terminal
An apparatus and a method for outputting an audio signal in a portable terminal are provided. The portable terminal for outputting an audio signal includes an...
US-9,497,530 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-9,497,506 Input lag estimation for Wi-Fi display sinks
A source device comprising a processor and a Wi-Fi module for communicating with a sink device to stream audio/video data. The processor is configured to one of...
US-9,497,423 USB-enabled audio-video switch
A telemedicine system (8) includes an audio-video switch (10) that receives at least two different signals and conveys at least one of the at least two...
US-9,497,408 Method and apparatus for cooperative recording
A method, system, and article of manufacture that allows amateur camera operators to share video and audio with other amateur camera operators at the same event...
US-9,497,301 Alarm circuit and electronic device utilizing the same
An alarm circuit applied in an electronic device includes an audio interface, an audio processor, a speaker, and a control unit. A first terminal of the control...
US-9,496,843 Smart volume guard
Aspects of the present disclose involve a method, a device, and a system comprising a processor and a machine-readable storage medium storing a set of...
US-9,496,839 Audio processing apparatus, reproduction apparatus, audio processing method and program
The disclosed apparatus extracts particular instrument sounds included in music in real time during music reproduction. The audio processing section 12 has an...
US-9,496,619 Leaky-wave antenna for hearing device
A leaky-wave antenna for a hearing device, the leaky-wave antenna including a coaxial radiator configured to receive audio signals from an external device and...
US-9,495,975 Systems and methods for source signal separation
A method includes receiving an input signal comprising an original domain signal and creating a first window data set and a second window data set from the...
US-9,495,972 Multi-mode audio codec and CELP coding adapted therefore
In an embodiment, bitstream elements of sub-frames are encoded differentially to a global gain value so that a change of the global gain value results in an...
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...
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