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Searching: audio signal





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Patent # Description
US-1,030,6355 Orientation free handsfree device
Methods, apparatuses, and computer program products are provided to indicate or automatically configure headphone channel orientation based on a physical...
US-1,030,6351 Portable sound device
A portable sound device includes: a main body having an audio output unit holder; an audio output unit detachably mountable in the audio output unit holder and...
US-1,030,6347 Audio reproduction device
Provided is a sound reproduction device including: speakers; light emitting elements provided to a part of each of the speakers, or in a vicinity of each of the...
US-1,030,6332 Use of audio signals to provide interactive content to end users via smart devices
Various arrangements for providing interactive content to viewers of television programming are presented. A television service provider system may supplement...
US-1,030,5948 Audio-video data switching and viewing system
A computer system and method providing for viewing and switching of audio-video data. The system comprises: a plurality of audio/video sources containing...
US-1,030,5943 Enhanced call downgrade reason indicator
A method of signaling a reason for a downgrade of an enhanced call to an audio-only call. User equipment (UE) can engage, via a telecommunication network, in an...
US-1,030,5763 Monitoring audio fidelity and audio-video synchronization
Methods, systems, and computer programs for monitoring quality of audio delivered over a communications channel are presented. One method includes an operation...
US-1,030,4479 System, device, and method for wireless audio transmission
A system including a phonograph record implement having a phonograph record with a plurality of grooves operable for recording audio data. A record player...
US-1,030,4478 Method for detecting audio signal and apparatus
Embodiments disclosed herein provide a method for detecting an audio signal and an apparatus, where the method includes determining an input audio signal as a...
US-1,030,4476 Personalized, real-time audio processing
An apparatus and method for real-time audio processing employs a gaze detection sensor to detect a direction of a user's gaze and output a gaze signal...
US-1,030,4471 Encoding and decoding of audio signals
An audio signal (X) is represented by a bitstream (B) segmented into frames. An audio processing system (500) comprises a buffer (510) and a decoding section...
US-1,030,4470 Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information
An encoder for encoding an audio signal has: an analyzer configured for deriving prediction coefficients and a residual signal from an unvoiced frame of the...
US-1,030,4469 Methods and apparatus for encoding and decoding multi-channel HOA audio signals
A method for encoding multi-channel HOA audio signals for noise reduction comprises steps of decorrelating the channels using an inverse adaptive DSHT, the...
US-1,030,4468 Target sample generation
A method of encoding audio channels includes receiving two or more channels at an encoder and identifying a target channel and a reference channel. The target...
US-1,030,4438 Noise-cancellation system and method for noise cancellation
A noise-cancellation system for a headphone (HP) that comprises a speaker (200, 210) for emitting a speaker signal, a microphone (300, 310, 320, 330) for...
US-1,030,4431 Efficient combined harmonic transposition
The present document relates to audio coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR), and to digital...
US-1,030,4427 Laser trigger for bass drum
A laser trigger for a bass drum includes an enclosure attached to a drum rim which contains at least one reader of strokes performed with a foot pedal beater....
US-1,030,4355 Method and guide cane for guiding the blind
Guiding the blind includes receiving, via a camera module, a signal sent from a processing module to instruct the camera module to take an image of an...
US-1,030,4142 Detecting transportation company trips in a vehicle based upon on-board audio signals
The systems and methods may transmit a plurality of locationing pulse requests from a mobile device in a vehicle to an audio system of the vehicle during a...
US-1,030,3423 Synchronous sampling of analog signals
Methods and systems including music synthesizers for synchronous sampling of analog signals are disclosed. A music synthesizer can include an adaptive low-pass...
US-1,030,0876 Detection and classification of events
Systems and approaches for detecting an event, such as a crash involving a motorized and/or non-motorized vehicle, are described. In one approach, a listening...
US-1,030,0274 Dynamic stimulation channel selection
A signal processing arrangement generates electrode stimulation signals to stimulation contacts in a cochlear implant electrode array. A signal filter bank...
US-1,029,9705 Method and device for estimating sound recognition score (SRS) of a subject
Embodiments of the present disclosure disclose an estimation device for the estimation of Sound Recognition Score. The device estimates a Sound Recognition...
US-1,029,9063 Method and device for rendering acoustic signal, and computer-readable recording medium
When a channel signal, such as a 22.2 channel signal, is rendered into a 5.1 channel signal, a three-dimensional (3D) audio may be reproduced by using a...
US-1,029,9062 Method and apparatus for playback of a higher-order ambisonics audio signal
A method for generating loudspeaker signals associated with a target screen size is disclosed. The method includes receiving a bit stream containing encoded...
US-1,029,9060 Determining distances and angles between speakers and other home theater components
Methods, systems, and apparatuses are described herein for determining distances and angles between speakers and other home theater components for performance...
US-1,029,9058 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-1,029,9057 Apparatus and method for sound stage enhancement
A method for processing an audio signal is performed at a computing device. The method includes the following steps: receiving a digital stereo audio input...
US-1,029,9056 Spatial audio enhancement processing method and apparatus
An audio processing system for processing a single channel audio signal includes a a processor configured to derive a synthetic difference component from the...
US-1,029,9053 Acoustic sealing analysis system
A device or a method using the device includes a balloon configured to seal a user's orifice, where the balloon is configured to produce an acoustic seal...
US-1,029,9052 Multimedia apparatus, and method for processing audio signal thereof
Disclosed in the present specification are a multimedia apparatus for servicing an optimized sound depending on the surrounding environment and a method for...
US-1,029,9050 Mobile audio receiver
An assistive listening device that comprises a receiver for a digital signal that is tuned to receive a particular digital signal and a connector that includes...
US-1,029,9041 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-1,029,9040 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-1,029,9037 Method and apparatus for identifying audio output outlet
Identification and management of audio output outlets connected to a user device is described. Once one or more audio output outlets connected to a user device...
US-1,029,9025 Wearable electronic system
An electronic wearable device includes an electrical cord for carrying electrical signals. An electrical power module includes an interface for detachable...
US-1,029,9000 Dynamic media content output for mobile devices
Embodiments of mechanisms for dynamic media content type streaming management for mobile devices are generally described herein. In some embodiments, the mobile...
US-1,029,8895 Method and system for performing context-based transformation of a video
Disclosed herein is a method and system for performing context-based transformation of a video. In an embodiment, a scene descriptor and a textual descriptor...
US-1,029,8768 Voice agent forwarding
Examples include controlling voice input detection in a voice agent network including a plurality of voice agents. An example voice agent includes an audio...
US-1,029,8291 Wired, wireless, infrared, and powerline audio entertainment systems
A method and system for communicating audio, video, and/or control signals within a home entertainment system. One or more signals are communicated between an...
US-1,029,8245 Audio analog-to-digital converter systems and methods
An analog-to-digital conversion (ADC) system includes a transconductance amplifier, loop filter, quantizer, logic circuit, and digital-to-analog converter...
US-1,029,7271 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-1,029,7266 Adaptive noise cancellation for multiple audio endpoints in a shared space
Techniques for adaptive noise cancellation for multiple audio endpoints in a shared space are described. According to one example, a method includes detecting,...
US-1,029,7264 Audio signal classification and coding
The invention relates to a codec and a signal classifier and methods therein for signal classification and selection of a coding mode based on audio signal...
US-1,029,7263 High band excitation signal generation
A method includes extracting a voicing classification parameter of an audio signal and determining a filter coefficient of a low pass filter based on the...
US-1,029,7262 Comfort noise generation
A system for generating comfort noise for a stream of frames carrying an audio signal includes frame characterizing logic configured to generate a set of filter...
US-1,029,7261 Efficient and scalable parametric stereo coding for low bitrate audio coding applications
The present invention provides improvements to prior art audio codecs that generate a stereo-illusion through post-processing of a received mono signal. These...
US-1,029,7259 Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and...
The application relates to audio encoder and decoder systems. An embodiment of the encoder system comprises a downmix stage for generating a downmix signal and...
US-1,029,7258 Microphone unit comprising integrated speech analysis
A microphone unit has a transducer, for generating an electrical audio signal from a received acoustic signal; a speech coder, for obtaining compressed speech...
US-1,029,7250 Asynchronous transfer of audio data
The systems, devices, and processes described herein may asynchronously transfer audio signals from a voice-controlled device to a remote device. The audio...
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