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Searching: audio signal





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Patent # Description
US-1,043,8599 Optimized scale factor for frequency band extension in an audio frequency signal decoder
A method and device are provided for determining an optimized scale factor to be applied to an excitation signal or a filter during a process for frequency band...
US-1,043,8598 Coding of multiple audio signals
A residual scaling unit is configured to determine a scaling factor for a residual channel based on an inter-channel mismatch value. The inter-channel mismatch...
US-1,043,8588 Simultaneous multi-user audio signal recognition and processing for far field audio
A mechanism is described for facilitating simultaneous recognition and processing of multiple speeches from multiple users according to one embodiment. A method...
US-1,043,8582 Associating identifiers with audio signals
A voice-controlled device may receive a voice command uttered by a user, where the voice command may request that the voice-controlled device perform an...
US-1,043,8580 Active reverberation augmentation
A method for using a loudspeaker array that is housed in a loudspeaker cabinet to present audio content to a listener in a room includes receiving (1) an audio...
US-1,043,8472 Systems and methods for controlling electrical current and associated appliances and notification thereof
A digital electronic system used for receiving an audio alarm from a smoke detector, a carbon monoxide detector and like detectors. The system amplifies and...
US-1,043,7928 Device identifier dependent operation processing of packet based data communication
Identifier dependent operation processing of packet based data communication is provided. A natural language processor component can parse an input audio signal...
US-1,043,6828 Load detector
A load detector for an audio system comprising a closed-loop amplifier is described. The load detector includes a noise detector configured to be coupled to the...
US-1,043,6631 Ultra-low power flexible piezoelectric audio recognition sensor for internet of things
Disclosed is a piezoelectric voice recognition sensor, which includes a flexible thin film, a piezoelectric material layer laminated on the flexible thin film,...
US-1,043,6584 Level with audio and/or visual indicators
A tool, such as a level, including audio and/or visual indicators is provided. The level may include one or more bubble level vials having a controller and a...
US-1,043,3099 Method for generating filter for audio signal, and parameterization device for same
The present invention relates to a method for generating a filter for an audio signal and a parameterization device for the same, and more particularly, to a...
US-1,043,3098 Apparatus and method for generating a filtered audio signal realizing elevation rendering
An apparatus for generating a filtered audio signal from an audio input signal includes a filter information determiner being configured to determine filter...
US-1,043,3097 Method for processing an audio signal in accordance with a room impulse response, signal processing unit, audio...
A method for processing an audio signal in accordance with a room impulse response is described. The audio signal is separately processed with an early part and...
US-1,043,3095 System and method to capture image of pinna and characterize human auditory anatomy using image of pinna
An image of a pinna is captured. Based on the image of the pinna, a non-linear transfer function is determined which characterizes how sound is transformed at...
US-1,043,3092 Manipulation of playback device response using signal processing
Example techniques involve balancing bass response of a multiple driver playback device. An example playback device receives left and right channels of audio...
US-1,043,3091 Compatible multi-channel coding-decoding
In processing a multi-channel audio signal having at least three original channels, a first downmix channel and a second downmix channel are provided, which are...
US-1,043,3090 Method and apparatus for decoding stereo loudspeaker signals from a higher-order ambisonics audio signal
Decoding of Ambisonics representations for a stereo loudspeaker setup is known for first-order Ambisonics audio signals. But such first-order Ambisonics...
US-1,043,3087 Systems and methods for reducing vibration noise
A method for reducing vibration noise by an electronic device is described. The method includes obtaining an audio signal. The audio signal includes vibration...
US-1,043,3085 Method and apparatus for evaluating audio device, audio device and speaker device
Provided are method and apparatus for evaluating audio device for evaluating performance of an audio device by inputting into the audio device an audio signal...
US-1,043,3083 Audio processing device and method of providing information
An audio processing device has an information extractor that extracts identification information from a first audio signal in a first frequency band that...
US-1,043,3076 Audio processing device and a method for estimating a signal-to-noise-ratio of a sound signal
An audio processing device comprises a) at least one input unit for providing a time-frequency representation Y(k,n) of an electric input signal representing...
US-1,043,3062 Stereo audio system and method
A circuit receives a first input signal and a second input signal, and provides three driving signals to three output wires, respectively. A first driving...
US-1,043,3060 Audio hub and a system having one or more audio hubs
There may be provided a system that may include a processor and an audio hub; wherein the audio hub may include first communication interfaces, a second...
US-1,043,3059 Public address system for the sonication of a sonication region, method for the sonication of a sonication...
Larger regions are often acoustically irradiated with a plurality of loudspeakers. A public address system 1 for the sonication of a sonication region 2 is...
US-1,043,3056 Audio signal processing stage, audio signal processing apparatus, audio signal processing method, and...
An input audio signal is separated into input audio signal components (X(k,b)). A set of two or more band branches provides output audio signal components...
US-1,043,3046 Determination of environmental effects on electrical load devices
An improved system and method for reducing the ambient noise experienced by a user listening to an earpiece without the use of a microphone is disclosed. An...
US-1,043,2614 Techniques for verifying user intent and securely configuring computing devices
The embodiments set forth a technique for enabling a computing device to securely configure a peripheral computing device. According to some embodiments, the...
US-1,043,2244 Transceiver antenna system for platooning
A system with one or more transceiver antenna assemblies for installation in vehicle side-view mirrors to enable communication with nearby vehicles. Each...
US-1,043,2151 Audio amplifiers
This application relates to methods and apparatus for amplification of audio signals with improved audio performance. An audio driving circuit has an amplifier...
US-1,043,2150 Reducing audio artifacts in an amplifier during changes in power states
An apparatus may include a digital-to-analog converter configured to convert a digital audio input signal into a differential analog input signal with a...
US-1,043,1238 Memory and computation efficient cross-correlation and delay estimation
A digital processor-based memory-efficient and computation-efficient audio signal processing technique partitions each of two audio signals into shorter...
US-1,043,1237 Device and method for adjusting speech intelligibility at an audio device
A device and method for adjusting speech intelligibility at an audio device is provided. The device comprises a microphone, a transmitter and a controller. The...
US-1,043,1232 Apparatus and method for synthesizing an audio signal, decoder, encoder, system and computer program
A method and an apparatus for synthesizing an audio signal are described. A spectral tilt is applied to the code of a codebook used for synthesizing a current...
US-1,043,1226 Frame loss correction with voice information
A method for processing a digital audio signal, including a series of samples distributed in consecutive frames, is implemented when decoding the signal in...
US-1,043,1057 Method, system, and device for converting audio signal to one or more haptic effects
A haptic conversion system is provided that intercepts frames of audio data, such as a digital audio signal, converts the frames into a haptic signal, and plays...
US-1,043,0154 Tonal/transient structural separation for audio effects
The technology relates to processing one or more audio streams. The processing may include segmenting the one or more audio streams into structural components...
US-1,043,0152 Data-driven media management within an electronic device
A method and apparatus for intelligently routing and managing audio signals within an electronic device is disclosed. The routing is responsive to a set of...
US-1,042,9906 Motion detection circuits, and associated methods
A motion-detection-circuit configured to receive an audio-output-signal and a received-motion-signal. The motion-detection-circuit includes a ...
US-1,042,6946 Wearable defibrillator with audio input/output
A wearable defibrillator includes a plurality of ECG electrodes removably attached to a patient and configured to sense a cardiac condition of the patient, and...
US-1,042,6945 Methods and apparatuses for transdermal stimulation of the outer ear
Transdermal electrical stimulation (TES) applicators that are wearable and configured to attached to a subject's pinna (ear) and adapted to apply TES to...
US-1,042,6426 Methods and apparatus for performing dynamic respiratory classification and tracking
A method for detecting thresholds in a breathing session is disclosed. The method comprises recording breathing sounds of a subject using a microphone. The...
US-1,042,5782 Voice messaging method and mobile terminal supporting voice messaging in mobile messenger service
An apparatus supporting a messaging method includes a display; and a control unit operatively coupled to the display. The control unit is configured to execute...
US-1,042,5764 Bass management for object-based audio
A bass management system and method for mitigating bass management errors by using explicit information available in the object audio rendering process and...
US-1,042,5763 Generating binaural audio in response to multi-channel audio using at least one feedback delay network
In some embodiments, virtualization methods for generating a binaural signal in response to channels of a multi-channel audio signal, which apply a binaural...
US-1,042,5761 Audio volume handling
Apparatus is configured to associate each of one or more spatially-distributed audio sources in a virtual space, each audio source providing one or more audio...
US-1,042,5760 Fitting background ambiance to sound objects
Embodiments of these teachings concern integrating a sound object such as an audio object recorded by, e.g., a lavalier microphone to a spatial audio signal....
US-1,042,5757 Compatible multi-channel coding/decoding
In processing a multi-channel audio signal having at least three original channels, a first downmix channel and a second downmix channel are provided, which are...
US-1,042,5749 Hearing instrument having an antenna system
A hearing instrument comprises a microphone for reception of sound and conversion of the sound into a first audio signal, a signal processor for processing the...
US-1,042,5745 Adaptive binaural beamforming with preservation of spatial cues in hearing assistance devices
A hearing assistance system obtains a first input audio signal that is based on sound received by a first set of microphones. The system also obtains a second...
US-1,042,5736 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...
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