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Searching: audio signal





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Patent # Description
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...
US-9,881,624 Method and device for encoding and decoding audio signal
A method is provided. The method includes obtaining a low-band spectrum of an audio signal in which a low-band signal is frequency transformed; obtaining phase...
US-9,881,621 Position-dependent hybrid domain packet loss concealment
The present document relates to audio signal processing in general, and to the concealment of artifacts that results from loss of audio packets during audio...
US-9,881,620 Codebook segment merging
Provided are, among other things, systems, methods and techniques for compressing an audio signal. According to one representative embodiment, an audio signal...
US-9,881,619 Audio processing for an acoustical environment
An apparatus for detecting a sound in an acoustical environment includes a microphone array configured to detect an audio signal in the acoustical environment....
US-9,881,616 Method and systems having improved speech recognition
A method for improving speech recognition by a speech recognition system includes obtaining a voice sample from a speaker; storing the voice sample of the...
US-9,881,615 Speech recognition apparatus and method
A speech recognition apparatus and method. The speech recognition apparatus includes a first recognizer configured to generate a first recognition result of an...
US-9,881,597 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-9,881,468 Audio and tactile signal generation by a display apparatus
An apparatus comprising: a timing difference processor configured to determine a timing difference between an audio signal and an associated tactile signal, and...
US-9,881,188 Use of a tag and reader antenna for a simulated theremin effect
The present disclosure provides methods and apparatuses for providing an audible feedback based on a proximity or a link quality between an external reader and...
US-9,880,802 Systems and methods for reducing audio artifacts from switching between paths of a multi-path signal processing...
A processing path may include a controller and a plurality of processing paths including a first processing path and a second processing path. The first path...
US-9,878,263 System and method for actuating controlled stimulation of a patient in a confined medical position
A system and method for actuating controlled stimulation of a patient in a confined medical position helps sooth and entertain a patient receiving medical...
US-9,878,157 Patient specific frequency modulation adaption
An input sound signal is processed to generate band pass signals that each represent an associated band of audio frequencies. Stimulation timing signals are...
US-9,877,108 User experience oriented audio signal processing
Example embodiments disclosed herein relate to user experience oriented audio signal processing. There is provided a method for user experience oriented audio...
US-9,875,753 Hearing aid and a method for improving speech intelligibility of an audio signal
A system for improving speech intelligibility of an audio signal, comprises a hearing aid (10), a server (71), and an external device (50)--such as a smartphone...
US-9,875,747 Device specific multi-channel data compression
A sensor device may include a computing device in communication with multiple microphones. A neural network executing on the computing device may receive audio...
US-9,875,410 Camera system for transmitting and receiving an audio signal and operating method of the same
A camera system includes: a camera configured to capture an image of a surveillance area; a microphone array which includes at least one microphone; and at...
US-9,875,078 External amplifier interface
An interface configured to allow desired cooperation between an OEM or aftermarket head unit and an external power amplifier. The inventive interface receives...
US-9,872,121 Method and system of processing 5.1-channel signals for stereo replay using binaural corner impulse response
A down-mixing method of 5.1 audio input channels for two channel replay by DRC processing of the LFE and the LS and RS channel signal before mixing, and by...
US-9,872,119 Audio settings of multiple speakers in a playback device
Techniques described herein may involve dynamically adjusting the equalization of multiple speakers in a playback device. An example implementation involves a...
US-9,872,108 Loudspeaker device and audio output apparatus having the same
A loudspeaker device includes a frame having a bottom portion with a curved surface along a first direction and a pair of lateral portions provided at lateral...
US-9,872,106 Headphones having distributed mass power source
Disclosed is a device for audibly producing an audio signal including a first speaker, a second speaker, a first housing surrounding the first speaker, a second...
US-9,872,091 Electrical system for a speaker and its control
An electrical apparatus includes a frame, a speaker connected to the frame, a digital signal processor in communication with the speaker to receive audio data...
US-9,872,079 Systems and methods for distributing audio/video feed of a live event via satellite
In some implementations, a method for distributing content feed of a live event via satellite includes: obtaining media signals for the live event from signal...
US-9,872,053 Transmission of audio stream together with video data
The present technology relates to a signal processing apparatus, a signal processing method, a program, and a signal transmission system realizing an SDI...
US-9,872,006 Audio signal level estimation in cameras
A camera system includes a first microphone, a second microphone, and a microphone controller. The first microphone and the second microphone are configured to...
US-9,871,992 Content output apparatus, mobile apparatus, and controlling methods thereof
A content output apparatus, methods for controlling a content apparatus, and a mobile apparatus are provided. The content output apparatus includes a receiver...
US-9,871,605 Self-contained tactical audio distribution device
A tactical audio distribution device may include a housing. A plurality of connection jacks may be coupled to the housing. A plurality of microphone input...
US-9,871,604 Allocation to channel strips in audio signal processing apparatus
A mixer includes a plurality of channel strips to which are variably allocated respective objects of operation, and a memory of the mixer stores layer data...
US-9,871,497 Processing audio signal to produce enhanced audio signal
A signal processing apparatus includes a transform unit configured to orthogonally transform an audio signal; an analysis unit configured to analyze the audio...
US-9,870,783 Audio signal processing
An estimated system gain spectrum of an acoustic system is generated, and updated in real-time to respond to changes in the acoustic system. Peak gains in the...
US-9,870,780 Estimation of background noise in audio signals
Background noise estimators and methods are disclosed for estimating background noise in an audio signal. Some methods include obtaining at least one parameter...
US-9,870,779 Speech synthesizer, audio watermarking information detection apparatus, speech synthesizing method, audio...
According to an embodiment, a speech synthesizer includes a source generator, a phase modulator, and a vocal tract filter unit. The source generator generates a...
US-9,870,777 Lossless embedded additional data
Methods are disclosed for an encoder to embed a data stream into a quantized PCM digital audio signal and for a corresponding decoder to both retrieve the data...
US-9,870,769 Accent correction in speech recognition systems
A method comprising receiving an audio input signal comprising speech, determining an accent class corresponding to the speech, identifying an accented phone...
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