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Searching: audio signal





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Patent # Description
US-9,888,334 Audio playing system
An audio playing system has a first channel output device, a first equalizer, a second channel output device, a second equalizer, a loudness adjusting button,...
US-9,888,330 Detecting signal processing component failure using one or more delay estimators
One or more delay estimators are used to detect failure in a signal processing component, such as an acoustic echo canceller. A first delay estimator is used to...
US-9,888,328 Hearing assistive device
A hearing assistive device is provided having a microphone, at least one audio signal processing mechanism, a vibration signal processing mechanism, and a...
US-9,888,319 Multichannel audio system having audio channel compensation
A multichannel compensating audio system includes first and second compensation channels to psychoacoustically minimize deviations in a target response, to...
US-9,888,317 Audio capture with multiple microphones
An apparatus including at least one processor and at least one memory including computer program code configured to: when the apparatus is in a voice phone call...
US-9,888,314 Self-configuration of a device implementing an ambient noise cancellation mechanism
A device has a standard female audio connector that is capable of receiving four-pole male connectors and three-pole male connectors and implements: means...
US-9,888,309 Ear jewelry with wireless audio device
An audio device worn in a piercing in an ear of a user. The audio device extends through the piercing and includes a wireless communications unit disposed at a...
US-9,888,306 Audio speakers with integrated sealing and assembly features for "caseless" installation
Small-scale audio speakers of various shapes are installed in parent devices. Inner casings, and the surrounding vibration-damping zone often required between...
US-9,888,305 Portable speaker system for providing audio channels based on location
A speaker system is provided with a docking station and a removable housing that is mounted to the docking station. The speaker system also includes a receiver,...
US-9,888,268 Video display apparatus and operating method thereof
Provided is a operating method of a video display device including a display unit. A receiving unit receiving a broadcasting signal through a tuner; obtaining...
US-9,888,214 Wireless video camera and connection methods including multiple video streams
Systems and methods for streaming video and/or audio from multiple devices are provided. A camera may include an optical sensor, a wireless communication...
US-9,888,164 Digital camera focus self-calibration
Focus self-calibration for a digital camera may be performed by moving a lens assembly of the digital camera over its travel range, and detecting travel limits...
US-9,887,790 Wireless satellite digital audio radio service (SDARS) head unit with portable subscription and cell phone...
A system and method for automated activation of a radio, or content receiver, used to receive subscription radio services such as XM or Sirius radio. A wireless...
US-9,887,788 Method and system for implementing a large area continuous coverage of programs in digital audio broadcasting
The present invention relates to a method and system for implementing a large area and continuous coverage of programs in a digital audio broadcasting, wherein,...
US-9,887,787 Verification of radio station watermarking with software defined radios
Methods, apparatus, systems and articles of manufacture (e.g., physical storage media) to verify radio station watermarking with software defined radios are...
US-9,887,725 Water resistant wireless device speaker case and conference call module
A speaker and conference call module and mobile device case combination allows a mobile device, such as a smartphone, to be retained by the mobile device case....
US-9,887,672 Distortion compensation method for class-D audio amplifier
A distortion compensation method for a class-D audio amplifier has the steps of connecting a compensation circuit to the class-D audio amplifier; providing a...
US-9,886,968 Robust speech boundary detection system and method
A system for audio processing comprising an initial background statistical model system configured to generate an initial background statistical model using a...
US-9,886,966 System and method for improving noise suppression using logistic function and a suppression target value for...
Method for improving noise suppression for ASR starts with a microphone receiving an audio signal including speech signal and noise signal. In each frame for...
US-9,886,965 Systems and methods for psychoacoustic processing of audio material
Systems and methods herein utilize psychoacoustic principles to process audio signals to achieve a desired result. In some embodiments, an exemplary process...
US-9,886,964 Encoding apparatus, decoding apparatus, and methods
A coding apparatus encodes a first band of an input audio signal, normalizes a first spectrum included in each sub-band of the first band using a spectrum power...
US-9,886,962 Extracting audio fingerprints in the compressed domain
A computer-implemented method performed by a data processing apparatus includes receiving an audio signal that includes a frequency-domain representation of an...
US-9,886,941 Portable electronic device directed audio targeted user system and method
A computationally implemented system and method that is designed to, but is not limited to: electronically conditioning one or more information signals accessed...
US-9,886,939 Systems and methods for enhancing a signal-to-noise ratio
Provided are methods and apparatus for enhancing a signal-to-noise ratio. In an example, provided is an apparatus configured to modify audio to better match the...
US-9,886,238 Method, system and computer storage medium for detecting an audio input interface
Provided is a method for detecting an audio input interface, comprising: acquiring input signals of every one of audio input interfaces; acquiring energy values...
US-9,886,160 Managing audio at the tab level for user notification and control
According to one general aspect, a method may include executing, by a processor of a computing device, at least a portion of an application that includes a...
US-9,885,722 Method for collecting medical data
A method for measuring a glucose level of a blood sample by detecting the test medium inside a media slot of a glucometer, reading the test medium inside said...
US-D809,474 Audio headset for bio-signals acquisition
US-9,883,318 System and method for stereo field enhancement in two-channel audio systems
The present invention provides methods and systems for digitally processing audio signals in two-channel audio systems and/or applications. In particular, the...
US-9,883,317 Audio signal processing apparatus
An audio signal processing apparatus includes an input unit configured to receive input of audio signals of a plurality of channels, an obtaining unit...
US-9,883,316 Method of generating multi-channel audio signal and apparatus for carrying out same
A method of generating a multi-channel audio signal includes: representing locations of a plurality of speakers as a plurality of polygons whose vertices are...
US-9,883,315 Systems and methods for calibrating speakers
Systems and method are disclosed for facilitating efficient calibration of filters for correcting room and/or speaker-based distortion and/or binaural...
US-9,883,314 Auxiliary augmentation of soundfields
A method for altering an audio signal of interest in a multi-channel soundfield representation of an audio environment, the method including the steps of: (a)...
US-9,883,311 Rendering of audio objects using discontinuous rendering-matrix updates
An audio playback system generates output signals for multiple channels of acoustic transducers by applying a rendering matrix to data representing the aural...
US-9,883,309 Insertion of sound objects into a downmixed audio signal
A method for inserting a first audio signal into a bitstream which comprises a downmix signal and associated bitstream metadata is described. The downmix signal...
US-9,883,308 Multichannel audio signal processing method and device
Disclosed are a multi-channel audio signal processing method and a multi-channel audio signal processing apparatus. The multi-channel audio signal processing...
US-9,883,305 Non-linear control of loudspeakers
A nonlinear control system includes a controller, a model updater, and a model. The controller is configured to accept one or more input signals, and one or...
US-9,883,304 Lifetime of an audio playback device with changed signal processing settings
A first lifetime estimate is determined for a first acoustic component of a first audio playback device configured with first signal processing settings. A...
US-9,883,265 Wireless speaker and system
A wireless audio speaker system that includes a speaker main unit and multiple functions provided by exchangeable accessories is disclosed. The speaker main...
US-9,883,046 Retrofit digital network speaker system
Described herein is a retrofit digital speaker system comprising two or more retrofitted speaker enclosures, each of the two or more retrofitted speaker...
US-9,882,719 Methods and systems for multi-factor authentication
This disclosure relates generally to multi-factor authentication, and more particularly to method and system for multi-factor authentication. In one embodiment,...
US-9,882,664 Interactive entertainment system
Disclosed here is an interactive audio system and a method of operating the same. In one embodiment, the interactive audio system comprises a processor and a...
US-9,881,647 Method to align an immersive video and an immersive sound field
A system comprising a video source, one or more audio sources and a computing device. The video source may be configured to generate a plurality of video...
US-9,881,635 Method and system for scaling ducking of speech-relevant channels in multi-channel audio
A method and system for filtering a multi-channel audio signal having a speech channel and at least one non-speech channel, to improve intelligibility of speech...
US-9,881,633 Audio signal processing device, audio signal processing method, and audio signal processing program
An audio signal processing device includes: a short-time fast Fourier transform unit that generates a signal in a frequency domain obtained by performing a...
US-9,881,632 System and method for echo suppression for in-car communications
A system and method that enhances speech through reinforcement includes capturing an audio signal generated by the audio sources by one or more microphones;...
US-9,881,631 Method for enhancing audio signal using phase information
A method transforms a noisy audio signal to an enhanced audio signal, by first acquiring the noisy audio signal from an environment. The noisy audio signal is...
US-9,881,629 System for maintaining reversible dynamic range control information associated with parametric audio coders
On the basis of a bitstream (P), an n-channel audio signal (X) is reconstructed by deriving an m-channel core signal (Y) and multichannel coding parameters...
US-9,881,628 Mixed domain coding of audio
In one example, a method includes obtaining an audio signal comprising a plurality of elements; generating a first Higher-Order Ambisonics (HOA) soundfield that...
US-9,881,627 Audio coding device, audio coding method, audio coding program, audio decoding device, audio decoding method,...
An audio signal transmission device for encoding an audio signal includes an audio encoding unit that encodes an audio signal and a side information encoding...
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