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Searching: audio signal





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Patent # Description
US-9,947,331 Encoding method, decoding method, encoder, decoder, program and recording medium
A frequency-domain sample interval corresponding to a time-domain pitch period L corresponding to a time-domain pitch period code of an audio signal in a given...
US-9,947,329 Apparatus and method for encoding or decoding an audio signal using a transient-location dependent overlap
An apparatus for encoding an audio or image signal, includes: a controllable windower for windowing the audio or image signal to provide the sequence of blocks...
US-9,947,328 Methods, apparatus and systems for determining reconstructed audio signal
According to an aspect of the present invention, a method for reconstructing an audio signal having a baseband portion and a highband portion is disclosed. The...
US-9,947,325 Decoder, encoder and method for informed loudness estimation employing by-pass audio object signals in...
A decoder for generating an audio output signal having one or more audio output channels is provided, having a receiving interface for receiving an audio input...
US-9,947,323 Synthetic oversampling to enhance speaker identification or verification
An apparatus for oversampling audio signals is described herein. The apparatus includes one or more microphones to receive audio signals and an extractor to...
US-9,947,322 Systems and methods for automated evaluation of human speech
Systems and methods for evaluating human speech. Implementations may include: a microphone coupled with a computing device comprising a microprocessor, a...
US-9,947,318 System and method for processing an audio signal captured from a microphone
A system and method for processing an audio signal captured from a microphone may reproduce a known audio signal with an audio transducer into an acoustic...
US-9,947,191 Monitoring system
A master device stores audio data and image data transmitted from an outdoor monitoring camera in an image memory and transmits the data to a mobile phone...
US-9,947,188 Systems and methods for generating haptic effects associated with audio signals
Systems and methods for generating haptic effects associated with audio signals are disclosed. One disclosed system for outputting haptic effects includes a...
US-9,946,509 Apparatus and method for processing audio signal
An embodiment of the present disclosure provides an audio signal processing device configured to transmit/receive an audio signal to/from an external acoustic...
US-9,945,815 Methods and systems for detecting defects in a fuel cell stack
A method for testing a fuel cell stack includes providing a fluid, such as an ammonia-containing fluid, in a first reactant flow path in a first portion of the...
US-9,945,755 Methods for using digitized sound patterns to monitor operation of automated machinery
In an operating machine, one example of a method for monitoring operation of operating machinery includes converting an actual sound pattern generated by the...
US-9,944,366 Unmanned aerial vehicle system and methods for use
A drone equipped with a camera, a wireless communication module, an acoustic sensor, a GPS receiver, software and collapsible floatation device patrols above...
US-9,944,127 System and method for synthesizing an engine sound
A system and method for synthesizing an engine sound may receive one or more vehicle operational data signals. One or more tone parameters associated with a...
US-9,943,253 System and method for improved audio perception
This invention describes methods of Audio Signal Personalized Enhancement for optimal listening to music. A combination of hearing test, audio signal...
US-9,942,848 Bi-directional communications in a wearable monitor
A technique for arbitrating conflicting usage of a communications channel of a wearable communications device is disclosed. In at least one embodiment of the...
US-9,942,711 Apparatus and method for determining co-location of services using a device that generates an audio signal
Methods and apparatus are provided for generating an audio signature. An audio signal generator generates an audio signal. A speaker responsive to the audio...
US-9,942,688 System and method for adaptive audio signal generation, coding and rendering
Embodiments are described for an adaptive audio system that processes audio data comprising a number of independent monophonic audio streams. One or more of the...
US-9,942,685 Navigation with three dimensional audio effects
Mechanisms for navigation via three dimensional audio effects are described. A current location of a device and a first point of interest are determined. The...
US-9,942,684 Audio signal processing method and audio signal processing apparatus
An audio signal processing method and an audio signal processing apparatus for synchronizing audio based on synchronization error between audio signals.
US-9,942,683 Sound propagation and perception for autonomous agents in dynamic environments
Methods and systems for sound propagation and perception for autonomous agents in dynamic environments are described. Adaptive discretization of continuous...
US-9,942,681 Appliance for receiving and reading audio signals and live sound system
An appliance for receiving and reading audio signals, includes a receiver of high-frequency electromagnetic waves designed to capture radio broadcast signals...
US-9,942,675 Synchronising an audio signal
A method of synchronizing one or more wirelessly received audio signals with an acoustically received audio signal is provided. The method comprises: receiving...
US-9,942,669 Hearing device for binaural supply and method for its operation
A binaural hearing device has first and second hearing aids and a control device. Each hearing aid has a communication unit, an audio receiver and an earphone....
US-9,942,667 Hearing aid and a method for audio streaming
A mobile communication device (50) receives an audio stream as input and delivers a processed audio stream as output. The mobile communication device has a data...
US-9,942,657 Loudspeaker protection
This application relates to methods and apparatus for loudspeaker protection. A loudspeaker protection system (100) receives a digital audio signal comprising a...
US-9,942,650 Speaker assemblies for passive generation of vibrations and related headphone devices and methods
Speaker assemblies for a headphone device may include an audio speaker configured to produce audible sound in response to receiving an audio signal at the audio...
US-9,942,645 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-9,942,622 Methods and systems for synchronizing media stream presentations
A system synchronizes one or more media streams, such as video stream or audio streams, by embedding frame identifiers in each compressed media stream, and then...
US-9,942,604 Legacy converter
The present disclosure describes a legacy converter for an audio distribution system that uses a local area network where the legacy converter converts a...
US-9,942,553 Communication system, method and program
A server transmits a probe packet to a terminal, estimates a bandwidth of the network based on information returned from the terminal, calculates a rate used...
US-9,942,488 Method for combining data signals and video signals for transmission to video display units
A method capable of combining data signals and video signals for transmission to a video display unit. The method comprises the steps of generating a data...
US-9,941,979 Transmitter and receiver audio devices and associated methods
A receiver-audio-device and a transmitter-audio-device. The receiver-audio-device comprises a receiver-ultrasound-receiver, configured to receive...
US-9,941,978 Acoustic channel-based data communications method
It discloses an acoustic channel-based data communications method which performs channel coding on an original data signal using a CRC coding method and a BCH...
US-9,941,855 Motor vehicle sound enhancement
A method for modifying sound in a motor vehicle that has an audio system. The audio system has at least one electro-acoustic transducer that creates sound from...
US-9,941,841 Clipping distortion mitigation systems and methods
An audio system includes a processor including an input configured to: receive a baseband audio signal and modulate the baseband audio signal to create a...
US-9,941,748 Optical communication and charging device and method of use
Techniques for remote interactions with devices, such as charging, communications, and user interaction, are provided. Specifically, systems and methods to...
US-9,940,949 Dynamic adjustment of expression detection criteria
In a speech-based system, a wake word or other trigger expression is used to preface user speech that is intended as a command. The system receives multiple...
US-9,940,948 Systems and methods for enabling information exchanges between devices
Described is a computer-implemented method performed in connection with a computerized system incorporating an audio capture device, a central processing unit,...
US-9,940,946 Sharp noise suppression
A method includes determining a first filtered signal based on an audio signal; determining a second filtered signal based on the audio signal; determining,...
US-9,940,943 Resampling of an audio signal interrupted with a variable sampling frequency according to the frame
A method for resampling an audio-frequency signal with an output sampling frequency, for a current signal frame. The method is used when the preceding frame is...
US-9,940,942 Advanced quantizer
The present document relates an audio encoding and decoding system (referred to as an audio codec system). In particular, the present document relates to a...
US-9,940,940 Transparent lossless audio watermarking
An encoding method and encoder is provided for transparent lossless audio watermarking by quantizing an original PCM audio signal twice, each quantization...
US-9,940,938 Audio encoder, audio decoder, methods and computer program using jointly encoded residual signals
An audio decoder for providing at least four audio channel signals on the basis of an encoded representation is configured to provide a first residual signal...
US-9,940,937 Screen related adaptation of HOA content
This disclosure describes techniques for coding of higher-order ambisonics audio data comprising at least one higher-order ambisonic (HOA) coefficient...
US-9,940,922 Methods, systems, and computer readable media for utilizing ray-parameterized reverberation filters to...
Methods, systems, and computer readable media for utilizing ray-parameterized reverberation filters to facilitate interactive sound rendering are disclosed....
US-9,939,483 Connector mating assurance system and method
A connector mating assurance system includes a user-worn sensor unit configured to be worn on or near a user's hand. The sensor unit has an audible sensor...
US-9,939,139 Passive headset with dynamically controlled LEDs
A method and system for a passive headset with dynamically controlled LEDs, where the method comprises, in a passive headset comprising speakers, light emitting...
US-9,937,922 Collision avoidance using auditory data augmented with map data
A controller for an autonomous vehicle receives audio signals from one or more microphones and identifies sounds. The controller further identifies an estimated...
US-9,936,324 System and method for generating spatial sound using ultrasound
A novel system and method for spatial sound generation is disclosed. A system and method for generating bodiless mid-air speakers includes the steps of:...
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