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Searching: audio signal





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Patent # Description
US-1,016,5368 Method and system for headset with automatic source detection and volume control
Methods and systems for headset with automatic source detection and volume control may include in an audio headset: receiving one or more audio signals carrying...
US-1,016,5364 Linear resonant actuator controller
A linear resonant actuator controller for a mobile device having a linear resonant actuator is described. The linear resonant actuator controller comprises a...
US-1,016,5363 Active noise equalization
An active noise equalization (ANE) system may be run on the existing audio/infotainment system as a software library. The ANE system may share components (e.g.,...
US-1,016,5361 System and method for loudspeaker protection
Systems, devices, and methods are described for providing loudspeaker protection. An upstream loudspeaker model estimation component receives sensed electrical...
US-1,016,5355 System and method for data transmission and power supply capability over an audio jack for mobile devices
A system and method for data transmission and power supply capability over an audio jack for mobile devices are disclosed. A particular embodiment includes: a...
US-1,016,5347 Headset microphone type detect
Embodiments of the invention include methods, apparatus, systems and means for determining a type of microphone button of a headset plugged into a device jack...
US-1,016,5317 System and method for surveying broadcasting ratings
A system and method in which a TV signal reception device (e.g., set top box) receives a broadcast signal, sends the broadcast signal to a TV, and sends an...
US-1,016,4590 Digital PWM modulator
An improved Class-D amplifier may include a digital PWM modulator that receives a digital audio signal and that provides a PWM signal as an input to an analog...
US-1,016,3449 Stereo audio encoder and decoder
The present disclosure provides methods, devices and computer program products for encoding and decoding a stereo audio signal based on an input signal....
US-1,016,3447 High-band signal modeling
A method includes filtering, at a speech encoder, an audio signal into a first group of sub-bands within a first frequency range and a second group of sub-bands...
US-1,016,3444 Apparatus and method for generating an error concealment signal using an adaptive noise estimation
An apparatus for generating an error concealment signal, includes: an LPC representation generator for generating a replacement LPC representation; an LPC...
US-1,016,3443 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-1,016,3442 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-1,016,3439 Method and apparatus for evaluating trigger phrase enrollment
An electronic device includes a microphone that receives an audio signal that includes a spoken trigger phrase, and a processor that is electrically coupled to...
US-1,016,3438 Method and apparatus for evaluating trigger phrase enrollment
An electronic device includes a microphone that receives an audio signal that includes a spoken trigger phrase, and a processor that is electrically coupled to...
US-1,016,3436 Training a speech processing system using spoken utterances
Systems, methods, and devices for training a Natural Language Understanding (NLU) component of a system using spoken utterances of individuals are described. A...
US-1,016,3434 Audio control systems and methods based on road characteristics and vehicle operation
A sound control module is configured to, based on a type of road over which a vehicle is traveling and a smoothness of the road, at least one of: determine a...
US-1,015,9460 Method for locating a catheter tip using audio detection
A method for locating a catheter tip within a human body is disclosed. An audio sensor is positioned at a site on the human body. An audio signal is detected by...
US-D836,611 Audio signal processor
US-1,015,8965 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-1,015,8964 Method and apparatus for processing audio signal
Provided are an audio signal processing method and apparatus for adjusting a location of an audio object in correspondence to a location of a visual object. The...
US-1,015,8961 Method and system for calibrating a sound signal in a playback audio system
There is described a computer-implemented method for calibrating a sound signal, comprising: receiving an initial sound signal, a recorded background sound...
US-1,015,8960 Dynamic multi-speaker optimization
Methods, systems, and computer program products for dynamically reproducing audio content at an optimal level using a plurality of heterogeneous speaker devices...
US-1,015,8959 Method for and apparatus for decoding an ambisonics audio soundfield representation for audio playback using 2D...
Sound scenes in 3D can be synthesized or captured as a natural sound field. For decoding, a decode matrix is required that is specific for a given loudspeaker...
US-1,015,8958 Techniques for localized perceptual audio
Audio perception in local proximity to visual cues is provided. A device includes a video display, first row of audio transducers, and second row of audio...
US-1,015,8957 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-1,015,8950 Cylindrical contact-type microphone
A cylindrical contact-type microphone relates to the technical field of audio devices, and solves the technical problem of inconvenient assembly of an existing...
US-1,015,8948 Gaming headset with voice scrambling for private in-game conversations
An electronic device may be configurable to operate in a scrambling mode and a non-scrambling mode while processing chat audio and microphone audio for a first...
US-1,015,8944 Noise estimation for dynamic sound adjustment
A system that performs noise estimation for an audio adjustment application comprises a coherence calculator that determines at least one coherence value...
US-1,015,8854 Method and apparatus for pyramid vector quantization indexing and de-indexing of audio/video sample vectors
A method for pyramid vector quantization indexing of audio/video signals comprises obtaining of an integer input vector representing the audio/video signal...
US-1,015,8827 System and method for providing a shared canvas for chat participant
A computer-implemented method and system of providing a video chat experience in a network are described. The method may include: receiving live video stream...
US-1,015,8449 Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for...
A method and apparatus for receiving broadcast signals are discussed. The method includes receiving the broadcast signals; demodulating the received broadcast...
US-1,015,8337 System and method for digital signal processing
The present invention provides for methods and systems for digitally processing an audio signal to reproduce high quality sounds on various materials. In...
US-1,015,8326 Audio amplifier
An audio amplifier has an input for an audio signal being amplified and an output powering a load on the basis of the amplified audio signal; a generator of...
US-1,015,7627 Dynamic spectral filtering
Audio systems and methods are provided to increase relevant content of an audio signal relative to a noise level, and include filtering the audio signal to...
US-1,015,7624 Apparatus and method for processing an audio signal using a combination in an overlap range
An apparatus for processing an audio signal including a sequence of blocks of spectral values includes: a processor for processing the sequence of blocks using...
US-1,015,7622 Device and method for bandwidth extension for audio signals
An audio signal decoding apparatus is provided that includes a receiver that receives an encoded information, a memory, and a processor that demultiplexes the...
US-1,015,7621 Audio signal decoding
An apparatus includes a receiver configured to receive at least one encoded signal that includes inter-channel bandwidth extension (BWE) parameters. The device...
US-1,015,7620 System and method to correct for packet loss in automatic speech recognition systems utilizing linear interpolation
A system and method are presented for the correction of packet loss in audio in automatic speech recognition (ASR) systems. Packet loss correction, as presented...
US-1,015,7272 Systems and methods for evaluating strength of an audio password
A method for evaluating strength of an audio password by an electronic device is described. The method includes obtaining an audio signal captured by one or...
US-1,015,7041 Processing multiple audio signals on a device
At least one processor that performs at least one of determine at least two audio signals, determine at least one directionality of at least one audio source...
US-1,015,7035 Switching between a directly connected and a networked audio source
Examples include a playback device with an audio information source interface, a network interface, a processor, and data storage with program code, that when...
US-1,015,7033 Method and apparatus for switching between a directly connected and a networked audio source
An audio information source interface that receives first audio information from an audio information source directly connected to the audio playback device; an...
US-1,015,6900 Systems and methods for discerning eye signals and continuous biometric identification
Apparatus, systems, and methods are provided for substantially continuous biometric identification (CBID) of an individual using eye signals in real time. The...
US-1,015,4377 Vehicle to vehicle communications device and methods for recreational vehicles
A mobile communication device and method of using, the device including a processor, a communications module for a MESH network; a GPS module to determine a...
US-1,015,4361 Spatial audio processing apparatus
An apparatus comprising: a directional analyser configured to determine a directional component of at least two audio signals; an estimator configured to...
US-1,015,4359 Playback device calibration
Examples described herein involve calibrating a playback device. An example implementation receives, from a network microphone device (NMD), data indicating...
US-1,015,4358 Audio apparatus adaptable to user position
An audio apparatus adaptable to a user position is provided. The audio apparatus may include a plurality of sub-modules placed at separate locations from one...
US-1,015,4355 Hearing device with position data and method of operating a hearing device
A hearing device includes: a first antenna; a first transceiver coupled to the first antenna and configured to wirelessly receive one or more audio streams from...
US-1,015,4352 Multifunction system and method for integrated hearing and communication with noise cancellation and feedback...
Systems, devices and methods for communication include an ear canal microphone configured for placement in the ear canal to detect high frequency sound...
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