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Searching: audio signal





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Patent # Description
US-1,040,3253 Portable recording/reproducing apparatus with wireless LAN function and recording/reproduction system with...
There are provided portable recording/reproducing apparatus and a recording/reproducing system that have a wireless LAN function capable of setting sound record...
US-1,040,3252 System and method for connecting and controlling musical related instruments over communication network
A communication system provides connection, configuration, and control of a musical instrument. A musical instrument includes a first communication link...
US-1,040,3082 Systems and methods for providing private sound from a wagering gaming machine via modulated ultrasound
An electronic wagering gaming machine system includes a display, one or more input controls, one or more ultrasound emitters and a sensor that detects the...
US-1,040,2984 Monitoring
A method comprising: processing received image data and/or received depth data to track an object moving in a monitored scene space; determining a bearing of...
US-1,040,2651 Exploiting visual information for enhancing audio signals via source separation and beamforming
A system for exploiting visual information for enhancing audio signals via source separation and beamforming is disclosed. The system may obtain visual content...
US-1,040,2158 Electronic system and audio processing method
An electronic system and an audio processing method are provided. The electronic system includes a physiological signal sensor, a processing circuit, an audio...
US-1,040,2150 Audio-signal processing device, and audio-signal processing method
An audio signal processing device includes an audio signal processing unit which performs signal processing on an audio signal, a sound volume setting receiving...
US-1,040,2149 Electronic devices and methods for selectively recording input from authorized users
An electronic device includes one or more sensors having at least an audio sensor and one or more processors. The one or more sensors detect multiple persons...
US-1,040,1009 Passive headset with dynamically controlled LEDs
A method and system for a passive headset with dynamically controlled LEDs, where the method comprises, in a passive headset comprising speakers, light emitting...
US-1,039,9541 Methods for monitoring safety belt usage
Methods and systems detect motion of a motor vehicle and detect whether the driver, and/or other occupants, are wearing their safety belts. A third party can be...
US-1,039,8360 Method to enhance audio signal from an audio output device
A method of enhancing an audio signal from an audio output device is provided. For a frequency band, a user masking contour curve covering at least a part of...
US-1,039,7736 Mobile terminal
A mobile terminal includes: a microphone; a short-range communication module; and a controller operably coupled to the microphone and the short-range...
US-1,039,7725 Applying directionality to audio
A system for creating a perception of directionality to an audio signal, the system including: a processor with an associated memory, the associated memory...
US-1,039,7724 Modifying an apparent elevation of a sound source utilizing second-order filter sections
One embodiment provides a method comprising determining an actual elevation of a sound source. The actual elevation is indicative of a first location at which...
US-1,039,7722 Distributed audio capture and mixing
Apparatus including a processor configured to: receive a spatial audio signal associated with a microphone array configured to provide spatial audio capture and...
US-1,039,7721 Apparatus and method for frontal audio rendering in interaction with screen size
Provided is an apparatus and method for frontal audio rendering in interaction with a screen size, the method including measuring playback environment...
US-1,039,7720 Generation and playback of near-field audio content
Audio signals are received. The audio signals include left and right surround channels. The audio signals are played back using far-field loudspeakers...
US-1,039,7712 Method for frequency distortion of an audio signal, method for suppressing an acoustic feedback in an acoustic...
A method for the frequency distortion of an audio signal includes splitting the audio signal into a plurality of specified frequency bands, in which a band...
US-1,039,7703 Sound processing unit, sound processing system, audio output unit and display device
Practical speaker connection is identified using a device having a sound channel of a 5.1 channel or 7.1 channel, and a device is provided that can easily...
US-1,039,7700 System and method for loudspeaker protection
Systems, devices, and methods are described for providing loudspeaker protection and distortion suppression. An upstream loudspeaker model estimation component...
US-1,039,7699 Audio lens
An apparatus configured to: determine a viewing angle associated with at least one apparatus camera; determine from at least two audio signals at least one...
US-1,039,7698 Audio device and method of controlling audio device
Provided is an audio device, including: an audio signal communication unit comprising a reception unit configured to receive an audio signal via wireless...
US-1,039,7697 Band-limited beamforming microphone array
This disclosure describes a band-limited beamforming microphone array made by the augmenting a beamforming microphone array with non-beamforming microphones....
US-1,039,7692 Multi-driver array audio speaker system
The speaker system disclosed includes multiple closely spaced drivers in a column matrix format. Using signal processing and pairing of the drivers, the speaker...
US-1,039,7691 Audio assisted dynamic barcode system
Systems, methods, and devices for implementing an audio assisted dynamic barcode system. A gate validation system may include a barcode reader, a speaker, and a...
US-1,039,7687 Earbud speech estimation
Embodiments of the invention determine a speech estimate using a bone conduction sensor or accelerometer, without employing voice activity detection gating of...
US-1,039,7650 Encoding and decoding media contents using code sequence to estimate audience
Systems and methods for estimating media audience are disclosed. In one aspect, a method includes receiving a media signal to be transmitted via a media...
US-1,039,7528 Providing status information for secondary devices with video footage from audio/video recording and...
Systems and methods for communicating in a network using share signals in accordance with various embodiments of the present disclosure are provided. In one...
US-1,039,7401 PSAP in a box
An example computing system may include one or more of a chassis including an enclosure and a communication interface, and a plurality of server modules that...
US-1,039,7400 Electronic call assistant based on a caller-status and a callee-status
An electronic call assistant based on a callee-status and a caller-status, comprises one or more sensors, a memory, and a circuitry. The memory in the first...
US-1,039,7389 Method, apparatus and system for exchanging a data communication via an audio connector
Techniques and mechanisms for exchanging information between a mobile device and another device which is to serve as an accessory to the mobile device. In an...
US-1,039,6906 Mutual information based intelligibility enhancement
Provided are methods and systems for improving the intelligibility of speech in a noisy environment. A communication model is developed that includes noise...
US-1,039,6835 System and method for reducing noise from time division multiplexing of a cellular communications transmitter
Systems and methods for reducing effects of time-division multiplexing noise in mobile communications devices. When cellular communication with time-division...
US-1,039,6745 Audio processor and audio processing method
An audio processor (1) includes a first filter coefficient calculator (31) that calculates a first filter coefficient so as to correspond to first gains for...
US-1,039,6739 Methods and apparatus for adjusting a level of an audio signal
The invention relates to methods and apparatus for adjusting a level of an audio signal. An audio signal is divided into a plurality of frequency bands....
US-1,039,6738 Methods and apparatus for adjusting a level of an audio signal
The invention relates to methods and apparatus for adjusting a level of an audio signal. An audio signal is divided into a plurality of frequency bands....
US-1,039,6730 Method of operating digital-to-analog processing chains, corresponding device, apparatus and computer program...
A signal processing chain, such as an audio chain, produces an analog output signal from a digital input signal. The signal processing chain is operated by...
US-1,039,6726 Preamplifier for musical instruments
A preamplifier for musical instruments includes: an operational amplifier 40 to amplify an inputted analog audio signal; a dual-unit variable resistor 30 to...
US-1,039,5667 Correlation-based near-field detector
In accordance with embodiments of the present disclosure, a method for detecting near-field sources in an audio device may include computing a normalized cross...
US-1,039,5664 Adaptive Quantization
An importance metric, based at least in part on an energy metric, may be determined for each of a plurality of received audio objects. Some methods may involve:...
US-1,039,5662 Inter-channel encoding and decoding of multiple high-band audio signals
A device includes an encoder and a transmitter. The encoder is configured to generate a first high-band portion of a mid signal based on a left signal and a...
US-1,039,5661 Audio encoder for encoding a multichannel signal and audio decoder for decoding an encoded audio signal
A schematic block diagram of an audio encoder for encoding a multichannel audio signal is shown. The audio encoder includes a linear prediction domain encoder,...
US-1,039,5660 Apparatus and method for multichannel direct-ambient decompostion for audio signal processing
An apparatus for generating one or more audio output channel signals depending on two or more audio input channel signals is provided. Each of the two or more...
US-1,039,5635 Reducing radio frequency susceptibility in headsets
A headset includes a microphone that detects an acoustic signal, and converts the acoustic signal into a microphone signal, an audio processor that receives the...
US-1,039,5634 Speech reproduction device configured for masking reproduced speech in a masked speech zone
A speech reproduction device for reproducing speech based on a received speech signal so that the reproduced speech is intelligible in a clear speech zone and...
US-1,039,5630 Touchless knob and method of use
A signal processing system, machine and method of use to dynamically change the parameters of an audio-visual signal processing circuit without making physical...
US-1,039,5491 Apparatus, systems, and methods for signal localization and differentiation
Apparatus, systems, and methods for providing transmission and localized reception of audio, visual, and tactile signaling are taught for a myriad of useful...
US-1,039,5488 Systems and methods for generating haptic effects associated with an envelope in audio signals
Systems and methods for generating haptic effects associated with envelopes in audio signals are disclosed. One disclosed system for outputting haptic effects...
US-1,039,4886 Electronic device, computer-implemented method and computer program
An electronic device comprising a processor which is configured to perform speech recognition on an audio signal, linguistically analyze the output of the...
US-1,039,4521 Speaker device with equalization tool
A speaker device with equalization (EQ) control is provided, wherein the speaker device may be a pair of earbuds or earphones or a headset, comprising: an audio...
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