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Searching: audio signal





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Patent # Description
US-9,832,301 Systems and methods for adjusting power levels on a monitoring device
A system and method is provided for health management, for performing a parameter measurement in a fluid sample, including a mobile communications device with...
US-9,832,293 Audio transmission device with display function
A smartphone comprising: a liquid crystal panel having a display surface having a quadrangular display area defined therein; a cover panel; an input unit...
US-9,832,244 Dynamic quality adjustment based on changing streaming constraints
A method and apparatus for dynamic quality adjustment of digital media based on changing streaming constraints is provided. A digital media server sends a...
US-9,832,007 Time-alignment measurement for hybrid HD radio.TM. technology
A method for processing a digital audio broadcast signal in a radio receiver, includes: receiving a hybrid broadcast signal; demodulating the hybrid broadcast...
US-9,831,968 Digital switching signal sequence for switching purposes, apparatus for including said digital switching signal...
A digital switching signal sequence is realized as a previously digitized, high-pass filtered white noise signal of a predetermined length T, with a high-pass...
US-9,831,937 Communication system and method for the transmission of audio data signals from an aircraft cockpit to a ground...
A communication system installed in an aircraft, the system comprising a transmitter configured to transmit audio data signals to a ground recording station...
US-9,831,843 Opportunistic playback state changes for audio devices
An audio playback path of an audio apparatus includes a digital modulator, a digital-to-analog converter (DAC), and a power amplifier. The digital modulator...
US-9,830,932 Active shooter and environment detection
A sensor device to detect an audio wave and determine whether the audio wave is a gunshot is provided. The sensor device may include microphone, ...
US-9,830,929 Accurate extraction of chroma vectors from an audio signal
A matrix is generated that stores sinusoidal components evaluated for a given sample rate corresponding to the matrix. The matrix is then used to convert an...
US-9,830,928 Oversampling in a combined transposer filterbank
The present invention relates to coding of audio signals, and in particular to high frequency reconstruction methods including a frequency domain harmonic...
US-9,830,926 Signal processing apparatus, method and computer program for dereverberating a number of input audio signals
A signal processing apparatus for dereverberating a number of input audio signals, where the signal processing apparatus includes a processor configured to...
US-9,830,925 Selective noise suppression during automatic speech recognition
An automatic speech recognition engine and a method of using the engine is described. The method pertains to front-end processing an audio signal and includes...
US-9,830,923 Selective bass post filter
In some embodiments, a pitch filter for filtering a preliminary audio signal generated from an audio bitstream is disclosed. The pitch filter has an operating...
US-9,830,920 Method and apparatus for polyphonic audio signal prediction in coding and networking systems
A method, device, and apparatus provide the ability to predict a portion of a polyphonic audio signal for compression and networking applications. The solution...
US-9,830,918 Enhanced soundfield coding using parametric component generation
The present document relates to multichannel audio coding and more precisely to techniques for discrete multichannel audio encoding and decoding. In particular,...
US-9,830,917 Methods for audio signal transient detection and decorrelation control
Some audio processing methods may involve receiving audio data corresponding to a plurality of audio channels and determining audio characteristics of the audio...
US-9,830,916 Signal decorrelation in an audio processing system
Audio processing methods may involve receiving audio data corresponding to a plurality of audio channels. The audio data may include a frequency domain...
US-9,830,915 Time domain level adjustment for audio signal decoding or encoding
An audio signal decoder for providing a decoded audio signal representation on the basis of an encoded audio signal representation has a decoder preprocessing...
US-9,830,899 Adaptive noise cancellation
Systems and methods for controlling adaptivity of noise cancellation are presented. One or more audio signals are received by one or more corresponding...
US-9,830,809 Electrical device controller
The present disclosure generally relates to an electrical device controller comprising a signal input module for receiving an audio signal, a signal analyzer...
US-9,830,680 Apparatus for adapting a presentation of media content according to a position of a viewing apparatus
A system that incorporates teachings of the present disclosure may include, for example, a non-transitory computer-readable storage medium having computer...
US-9,830,598 Magnetic emissive use of preloaded payment card account numbers
A thin-client access card has a card body with partial or fully emissive magnetic data tracks. An emissive element is disposed in the card body under the...
US-9,830,124 Conversion of peripheral sensor interface signals into audio signals
The present invention relates to a Peripheral Sensor Interface (PSI5) system. The PSI5 system includes a PSI5 controller and an audio converter. The audio...
US-9,828,158 Packaging for visually impaired and blind persons
Packaging for visually impaired and blind user is disclosed. In one embodiment, a package includes an exterior surface, a first sub-component package, and a...
US-9,826,906 Apparatus and method for measuring biologic parameters
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-9,826,085 Audio signal processing in a communication system
Communications equipment for use by a call center to enable communications between the call center and one or more user devices is provided, with the...
US-9,824,694 Data carriage in encoded and pre-encoded audio bitstreams
A method for a machine or group of machines to carry watermark data in an encoded audio data frame of an audio signal includes receiving the encoded audio data...
US-9,824,678 Method, system for self-tuning active noise cancellation and headset apparatus
The disclosure is related to a method and a system for self-tuning active noise canceller (STANC) and a headset apparatus. The headset apparatus is placed on a...
US-9,824,677 Bandlimiting anti-noise in personal audio devices having adaptive noise cancellation (ANC)
A personal audio device, such as a wireless telephone, includes noise canceling that adaptively generates an anti-noise signal from a reference microphone...
US-9,824,672 Modular approach to large string array electronic musical instruments such as specialized harps, zithers,...
A modular approach to large string array electronic musical instruments such as specialized harps, zithers, sympathetic string arrays, the Harry Partch Kithara,...
US-9,824,607 Brain machine interface for extracting user intentions with subliminal decision-related stimuli
A brain-machine interface for extracting user action intentions within a continuous asynchronous interactive environment is presented. A subliminal stimulus...
US-9,823,760 Touch input surface speaker
A source audio signal to be rendered by a touch input medium is received. A transmitted signal to be propagated through the touch input medium is sent. The...
US-9,823,348 Electrosound camera
Systems, devices and methods for obtaining or providing listening involve utilizing one or more electromagnetic signal (energy) detection-facilitated modulation...
US-9,823,158 Multi-function ultrasonic sound generator with an audio transducer for human hearing
A system for ultrasonic leak detection employs a number of ultrasonic signal generators, each of which include an ultrasonic transducer generating an ultrasonic...
US-9,822,963 Wirelessly-controlled lighting device with audio playing function and control method thereof
A wirelessly-controlled lighting device and method with an audio playing function is provided. The wirelessly-controlled lighting device includes a lighting...
US-9,822,956 System and method for calibrating a fixture configured to rotate and/or translate
Systems and methods are provided for calibrating equipment, such as a lighting fixture. A kinematic model of the lighting fixture is obtained. Test points,...
US-9,820,323 Wireless audio tethering system
A wireless audio device tethering system is provided for including an intermediary device having at least one wireless transceiver that is configured to...
US-9,820,258 Electronic apparatus
An electronic apparatus of an aspect of the present disclosure is an electronic apparatus by which a phone call can be made. The electronic apparatus includes a...
US-9,820,077 Audio object extraction with sub-band object probability estimation
Embodiments of the example embodiment relate to audio object extraction. A method for audio object extraction from audio content is disclosed. The method...
US-9,820,076 Information processing method and electronic device
Embodiments of the present disclosure provide an information processing method and an electronic device. The method comprises: modulating a first audio signal...
US-9,820,073 Extracting a common signal from multiple audio signals
Extracting a common signal from multiple audio signals may include summing a first signal and a second signal to obtain a first+second signal; subtracting the...
US-9,820,072 Producing a multichannel sound from stereo audio signals
The invention relates to a method for generating a multichannel audio signal (600, 700) from a stereo audio signal (100, 200), having the following steps:...
US-9,820,065 Method and apparatus to evaluate audio equipment for dynamic distortions and or differential phase and or...
A system is provided to analyze cross-modulation distortion in audio devices, which may include testing with audio frequencies. One or more distortion signals...
US-9,820,050 Balanced push-pull loudspeaker device, a control method thereof, and an audio processing circuit
A balanced push-pull loudspeaker device includes a loudspeaker box, a first loudspeaker component, a second loudspeaker component and an audio processing unit....
US-9,820,044 System for increasing perceived loudness of speakers
A system can be provided for increasing loudness of an audio signal to present a perceived loudness to a listener that is greater than a loudness provided...
US-9,820,042 Stereo separation and directional suppression with omni-directional microphones
Systems and methods for stereo separation and directional suppression are provided. An example method includes receiving a first audio signal, representing...
US-9,820,037 Audio capture apparatus
An apparatus comprising: an audio signal analyzer configured to analyze at least one audio signal to determine at least one audio component with an associated...
US-9,820,035 Audio systems and apparatus for vibration isolation
Vibration isolated audio systems and apparatus are provided. In one example, an audio system may include a housing, an acoustic transducer positioned within an...
US-9,820,032 Speaker system for high fidelity reproduction of audio signals
A speaker system for reproducing audio signals of multiple frequency ranges is provided. The speaker system includes a Venturi tube-shaped woofer chamber, a...
US-9,820,029 Device-adaptable audio headset
A device-adaptable headset device is provided, comprising: a microphone; one or more speakers; an audio connector comprising: a microphone output pin; and one...
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