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Searching: audio signal





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Patent # Description
US-9,544,692 System and apparatus for boomless-microphone construction for wireless helmet communicator with siren signal...
Boomless-microphones are described for a wireless helmet communicator with siren signal detection and classification capabilities. An acoustic component...
US-9,544,691 Acoustic playback system
An acoustic playback system including a digital filter; and a plurality of digital modulators each of which output a digital signal to one of a plurality of...
US-9,544,689 Wireless speaker system
A wireless speaker system may include a primary speaker including a first transceiver and a second transceiver and programmed to receive audio data from a user...
US-9,544,688 Low cross-talk headset
A headset for receiving and transmitting audio signals having a frame configured to retain the headset on the user, one or more earphones mounted to the frame...
US-9,544,687 Audio distortion compensation method and acoustic channel estimation method for use with same
A method of defining an acoustic channel in a vehicle or other environment involving providing a respective definition of in-vehicle sound sources, the...
US-9,544,686 Solid state relay circuit arrangement for audio signals and switching system
A solid state relay circuit arrangement for audio signals is described, of the type comprising a first MOSFET and a second MOSFET in a back-to-back...
US-9,544,682 Apparatus, method and article for providing audio of different programs
A system enables two different users to independently view and listen to two completely different programs being displayed concurrently on the same display...
US-9,544,677 In-ear headphone
A pair of in-ear headphones is disclosed that are operable to reproduce incoming audio signals. The in-ear headphones include a housing defining an internal...
US-9,544,676 Oval shaped in-ear headphone
A pair of in-ear headphones is disclosed that are operable to reproduce incoming audio signals. The in-ear headphones include an oval shaped housing defining an...
US-9,544,675 Contact hearing system with wearable communication apparatus
Contact hearing devices for use with a wearable communication apparatus are disclosed to provide the user with an open ear canal to hear ambient sound and sound...
US-9,544,640 Wireless theater system
A system and method for wireless transmission of high-definition audio and video signals include providing lossless raw video data wirelessly to a soundbar from...
US-9,544,538 System and method for providing a shared canvas for chat participant
A computer-implemented method and system of providing a video chat experience in a network are described. The method may include: receiving live video stream...
US-9,544,527 Techniques for localized perceptual audio
Audio perception in local proximity to visual cues is provided. A device includes a video display, first row of audio transducers, and second row of audio...
US-9,544,442 Lingering cancellation for data encoded audio signals
Presented herein are techniques to reduce error probability and eliminate the lingering signal that causes problems during audio signal data transmission. An...
US-9,544,067 Method and system for transmitting information using ultrasonic messages
A device includes an audio capture device for receiving an audio signal in an ultrasonic frequency range. The device includes a processor to determine whether...
US-9,543,920 Methods for voice communication through personal emergency response system
A system according to an aspect of the present invention switches between the activation/deactivation of the speaker and microphone in speakerphone mode to help...
US-9,543,913 Programmably configured switchmode audio amplifier
A multi-channel switchmode audio amplifier is configured by a programmed processor such that each channel drives separate loads, is connected in parallel or is...
US-9,543,908 Adaptive rail voltage regulation on power supplies
The system comprises a Digital Signal Processing module, a Power Supply Unit and an audio amplifier. In the Digital Signal Processing module, the level of the...
US-9,542,955 High-band signal coding using multiple sub-bands
A method includes receiving, at a vocoder, an audio signal sampled at a first sample rate. The method also includes generating, at a low-band encoder of the...
US-9,542,954 Method and apparatus for watermarking successive sections of an audio signal
Audio watermarking is the process of embedding watermark information items into an audio signal in an in-audible manner. In a first embodiment, in case the...
US-9,542,951 Method and an apparatus for processing an audio signal
An apparatus for processing an audio signal and method thereof, the method including receiving a downmix signal including at least one normal object signal, and...
US-9,542,949 Satisfying specified intent(s) based on multimodal request(s)
Techniques are described herein that are capable of satisfying specified intent(s) based on multimodal request(s). A multimodal request is a request that...
US-9,542,917 Method for extracting representative segments from music
A method for extracting the most representative segments of a musical composition, represented by an audio signal, according to which the audio signal is...
US-9,542,856 Method and system for learning call analysis
A system and method are presented for learning call analysis. Audio fingerprinting may be employed to identify audio recordings that answer communications. In...
US-9,542,831 Audible/visible evacuation notification device
An output device emits alarm indicating light and sound at predetermined levels when activated. The device enters a test mode in response to received test mode...
US-9,542,816 Wearable alert device having selectable alert volume and method of operating same
A wearable alert device includes an audio transducer and driver circuit that allows selection of either a high or low volume setting for driving the transducer....
US-9,539,424 Systems and methods for eliciting a stapedial reflex to protect hearing
An exemplary system includes 1) a sound detector configured to detect an audio signal, 2) an implantable stimulator configured to be implanted within a user,...
US-9,538,559 Facilitating radio communication using targeting devices
A system for facilitating radio communication using targeting devices is disclosed. In one embodiment, the targeting device includes a wireless microphone. The...
US-9,538,309 Real-time loudspeaker distance estimation with stereo audio
A method for estimating a distance between a first and a second loudspeaker characterized by playing back a first stereo source signal vector s.sub.1 on the...
US-9,538,308 Adaptive room equalization using a speaker and a handheld listening device
A loudspeaker that measures the impulse response of a listening area is described. The loudspeaker may output sounds corresponding to a segment of an audio...
US-9,538,307 Audio signal reproduction device and audio signal reproduction method
An audio signal reproduction device generates, from an obtained audio signal, first reproduction signals for the first speaker group, sounds from which are...
US-9,538,306 Surround component generator
Provided is a surround component generation device capable of generating surround components for multichannel reproduction based on two-channel audio signals...
US-9,538,305 Calibration error conditions
Examples described herein involve identifying one or more error conditions during calibration of one or more playback devices in a playback environment. A...
US-9,538,303 System and method for adapting a loudspeaker signal
An audio controller for use with a loudspeaker that generates sound in dependence upon a loudspeaker signal is disclosed. The loudspeaker includes a voice coil....
US-9,538,301 Device comprising a plurality of audio sensors and a method of operating the same
There is provided a method of operating a device, the device comprising a plurality of audio sensors and being configured such that when a first audio sensor of...
US-9,538,296 Hearing assistance device comprising an input transducer system
The application relates to a hearing assistance device (HAD) comprising (a) an input transducer system comprising (a1) an audio input transducer (AIT), and (a2)...
US-9,538,292 Speaker with voice coil and field coil
An electromagnetic voice coil actuator comprises a pot core magnet structure having a magnetic flux conductive core, a field coil within the pot core magnet...
US-9,538,289 Control parameter dependent audio signal processing
An apparatus comprising at least one processor and at least one memory including computer program code the at least one memory and the computer program code...
US-9,538,273 Microphone device including light emitting elements
A microphone device includes an audio signal output circuit that balanced-outputs, through a balanced transmission line, an audio signal output from a condenser...
US-9,538,154 Display apparatus for recording/reproducing video signal and/or audio signal and method thereof
A display apparatus to store a broadcasting signal or a video signal and/or an audio signal in an external storage medium, and reproduce signals from the...
US-9,538,129 Systems and methods for improving audio conferencing services
Systems and methods are disclosed herein for improving audio conferencing services. One aspect relates to processing audio content of a conference. A first...
US-9,538,060 Video capture system including two independent image sensors
An in-vehicle video system comprising a forward-looking video camera system that includes two independent image sensors and associated digital signal processors...
US-9,538,009 Accurate dispositioning of a telephone call by reconciliating cause codes with in-band audio information
A telephone call to a remote party may encounter a number of abnormal conditions, which prevents the call from being offered to the remote party's interface....
US-9,537,459 Audio system with parental maximum volume control
A user interface (104) of an audio system (100) enables adjustment of a volume level of an audio signal being reproduced on at least a portion of the audio...
US-9,536,545 Audio visual signature, method of deriving a signature, and method of comparing audio-visual data background
The invention relates to the analysis of characteristics of audio and/or video signals for the generation of audio-visual content signatures. To determine an...
US-9,536,535 Decoding wireless in-band on-channel signals
Described herein are systems, methods and apparatus for decoding in-band on-channel signals and extracting audio and data signals. Memory requirements are...
US-9,536,532 Audio signal transient detection
Provided are, among other things, systems, methods and techniques for detecting whether a transient exists within an audio signal. According to one...
US-9,536,529 Apparatus for processing an audio signal and method thereof
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving a downmix signal and side information;...
US-9,536,527 Reporting operational metrics in speech-based systems
A speech-based system is configured to use its audio-based user interface to present various types of device status information such as wireless signal...
US-9,536,523 Method and system for identification of speech segments
A system for distinguishing and identifying speech segments originating from speech of one or more relevant speakers in a predefined detection area. The system...
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