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Searching: audio signal





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Patent # Description
US-1,025,0344 Broadcast of audio data based on input broadcast signals stored during a detected anomaly period by lightning...
According to an embodiment, a broadcast continuation assistance device, includes a memory that stores broadcast audio data corresponding to input broadcast...
US-1,024,9341 Method, apparatus and system for synchronizing audiovisual content with inertial measurements
A method, apparatus and system for synchronizing audiovisual content with inertial outputs for content reproduced on a mobile content device include, in...
US-1,024,9317 Estimating noise of an audio signal in a LOG2-domain
A method is described that estimates noise in an audio signal. An energy value for the audio signal is estimated and converted into the logarithmic domain. A...
US-1,024,9313 Adaptive bandwidth extension and apparatus for the same
A method of decoding an encoded audio bitstream and generating frequency bandwidth extension is disclosed. The method includes decoding the audio bitstream to...
US-1,024,9312 Quantization of spatial vectors
A device for processing audio data obtains data representing quantized versions of a set of one or more spatial vectors. Each respective spatial vector of the...
US-1,024,9310 Audio decoder and method for providing a decoded audio information using an error concealment modifying a time...
An audio decoder for providing a decoded audio information on the basis of an encoded audio information. The audio decoder has an error concealment configured...
US-1,024,9309 Audio decoder and method for providing a decoded audio information using an error concealment modifying a time...
An audio decoder for providing a decoded audio information on the basis of an encoded audio information. The audio decoder has an error concealment configured...
US-1,024,9307 Audio decoding using intermediate sampling rate
A method for processing a signal includes receiving a first frame of an input audio bitstream at a decoder. The first frame includes at least one signal...
US-1,024,9303 Methods and systems for detecting and processing speech signals
Provided are methods, systems, and apparatuses for detecting, processing, and responding to audio signals, including speech signals, within a designated area or...
US-1,024,9299 Tailoring beamforming techniques to environments
Techniques for tailoring beamforming techniques to environments such that processing resources may be devoted to a portion of an audio signal corresponding to a...
US-1,024,9284 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-1,024,9283 Tone and howl suppression in an ANC system
The handling of disturbances to audio signals may be improved with an adaptive noise cancellation (ANC) system that performs tone suppression and howl...
US-1,024,9276 Rotating speaker array
A speaker system includes one or more rotating speakers (or speakers with rotating reflectors) that are synchronized in absolute angular position to another...
US-1,024,9274 Keyboard musical instrument, adjusting method thereof, and computer-readable recording medium therefor
A keyboard musical instrument includes a string-striking mechanism (hammer), driver, sound receiver, analyzer, and adjuster. The hammer strikes a string...
US-1,024,9209 Real-time pitch detection for creating, practicing and sharing of musical harmonies
Real-time pitch detection of voiced musical notes involves converting sound waves, produced by a voiced rendition of one or more musical notes, to a time domain...
US-1,024,9185 Illuminated signal device and speed detector for audio/video recording and communication devices
Illuminated signal devices and speed detectors for audio/video (A/V) recording and communication devices in accordance with various embodiments of the present...
US-1,024,9176 Alert system for MRI technologist and caregiver
An alert system for providing the capability for a care giver or technologist in a medical procedure room such as the magnet room of an MRI installation to send...
US-1,024,9091 Production and packaging of entertainment data for virtual reality
An augmented reality (AR) output device or virtual reality (VR) output device is worn by a user, and includes one or more sensors positioned to detect actions...
US-1,024,8819 Card reader and method of use thereof
An integrated circuit that communicates with a host device via audio channels includes an interfacing circuit that receives and transmits analog signals on the...
US-1,024,8496 Iterative forward error correction decoding for FM In-Band On-Channel radio broadcasting systems
A method for processing a digital signal includes: receiving a plurality of protocol data units, each having a header including a plurality of control word...
US-1,024,8247 Tethered stylus, touch sensitive electronic device and system and method thereof
A touch sensitive processing method is applicable to a touch sensitive electronic system comprising a stylus, an audio processor coupling to the stylus, a touch...
US-1,024,8205 Apparatus for recording audio and vibration content of event
An apparatus comprising: at least one first input configured to receive at least one first sensor signal, the at least one first sensor signal having a first...
US-1,024,7791 System for converting audio signals to wireless audio signals in a medical imaging environment
An improved system for providing audio signals to a patient during medical imaging is disclosed. A converter device is operatively connected to a audio signal...
US-1,024,4597 Luminaire and sound integration
A system includes a luminaire having a light source, a lighting control device to control a light output and operation of the light source in an area of the...
US-1,024,4339 Method and apparatus for higher order ambisonics encoding and decoding using singular value decomposition
The encoding and decoding of HOA signals using Singular Value Decomposition includes forming based on sound source direction values and an Ambisonics order...
US-1,024,4321 Audio decoder for audio channel reconstruction
A method performed by an audio decoder for reconstructing N audio channels from an audio signal containing M audio channels is disclosed. The method includes...
US-1,024,4320 Audio decoder for audio channel reconstruction
A method performed by an audio decoder for reconstructing N audio channels from an audio signal containing M audio channels is disclosed. The method includes...
US-1,024,4319 Audio decoder for audio channel reconstruction
A method performed by an audio decoder for reconstructing N audio channels from an audio signal containing M audio channels is disclosed. The method includes...
US-1,024,4318 Audio system, audio device, and audio signal playback method
Provided is an audio device, including: at least one processor; and at least one memory device that stores a plurality of instructions, which when executed by...
US-1,024,4313 Beamforming for a wearable computer
A wearable computer is configured to use beamforming techniques to isolate a user's speech from extraneous audio signals occurring within a physical...
US-1,024,4306 Real-time detection of feedback instability
Audio systems and methods are provided that detect instability in active feedback noise reduction circuitry. An acoustic transducer converts a driver signal...
US-1,024,4120 Method for carrying out an audio conference, audio conference device, and method for switching between encoders
A method and an audio conference device for carrying out an audio conference are disclosed, whereby classification information associated with a respective...
US-1,024,3912 Apparatus and method for providing messages in a social network
A system that incorporates teachings of the present disclosure may include, for example, a server including a controller to receive audio signals and content...
US-1,024,3864 System for modifying data rates used by audio devices
Described are techniques for modifying the data rate used to transmit audio data from a master device to slave devices. After receiving a signal, each slave...
US-1,024,3680 Audio processing device and audio processing method
An audio processing device has an identification module and an adjustment information acquisition module. The identification module identifies each of the...
US-1,024,3613 Talker feedback system
An audio communication system which enables two-way audio communication between at least two users in separate locations includes a talker feedback system which...
US-1,024,3534 Spectral correction of audio signals
Systems and methods to provide an audio spectral correction can be implemented in a variety of applications. Such systems and methods can include an equalizer...
US-1,024,3533 Automatic loop gain calibration in amplification circuits
Aspects are directed to an amplifier circuit including a signal processing circuit and a calibration circuit. In certain specific embodiments, the signal...
US-1,024,3532 Digitized automatic level control transducer-calibrator
A microprocessor-based ALC (automatic level control) system, for original manufacture or field maintenance and retrofit, providing the stability, reliability...
US-1,024,3524 Amplifiers
This application relates to amplifier circuits for amplifying an audio signal. An amplifier circuit (100) has a voltage regulator (201) for outputting a supply...
US-1,024,2712 Video synchronization based on audio
A content reproduction screen displays a plurality of content items. A video reproduction processing section reproduces substantially simultaneously videos of a...
US-1,024,2696 Detection of acoustic impulse events in voice applications
In accordance with embodiments of the present disclosure, an integrated circuit for implementing at least a portion of an audio device may include an audio...
US-1,024,2695 Acoustic echo cancellation using visual cues
Techniques for enhancing an acoustic echo canceller based on visual cues are described herein. The techniques include changing adaptation of a filter of the...
US-1,024,2694 Synchronization of digital algorithmic state data with audio trace signals
Embodiments disclosed herein provide systems, methods, and computer readable media for synchronizing algorithmic state data with audio trace signals. In a...
US-1,024,2692 Audio coherence enhancement by controlling time variant weighting factors for decorrelated signals
An apparatus for enhancing an audio signal includes a signal processor for processing the audio signal in order to reduce or eliminate transient and tonal...
US-1,024,2690 System and method for speech enhancement using a coherent to diffuse sound ratio
Embodiments of the present disclosure may include a system and method for speech enhancement using the coherent to diffuse sound ratio. Embodiments may include...
US-1,024,2689 Position-robust multiple microphone noise estimation techniques
Techniques are disclosed for position-robust multiple microphone noise estimation techniques. The position-robust noise estimation techniques can be used when...
US-1,024,2688 Apparatus and method for processing an audio signal using a harmonic post-filter
An apparatus for processing an audio signal having associated therewith a pitch lag information and a gain information, includes a domain converter for...
US-1,024,2685 Parametric reconstruction of audio signals
An encoding system (400) encodes an N-channel audio signal (X), wherein N.gtoreq.3, as a single-channel downmix signal (Y) together with dry and wet upmix...
US-1,024,2684 Systems and methods for adjusting audio levels in a plurality of audio signals
Systems and methods for adjusting audio levels in a plurality of audio signals are disclosed. One or more input signals containing one or more audio signals are...
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