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Searching: audio signal





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Patent # Description
US-9,414,152 Audio and power signal distribution for loudspeakers
A sound reproduction system includes one or more arrays of drive units, coupled with sound processing allowing improved steerability, directional control, width...
US-9,414,150 Low-latency multi-driver adaptive noise canceling (ANC) system for a personal audio device
A personal audio device including multiple output transducers for reproducing different frequency bands of a source audio signal, includes an adaptive noise...
US-9,414,147 Method and device for earphone and USB to share micro-USB interface
The present disclosure generally relates to the technical field of mobile apparatuses, and discloses a method and a device for an earphone and a USB to share a...
US-9,414,107 Pluggable electronic device and method for determining output data of pluggable electronic device
A pluggable electronic device is provided, where the pluggable electronic device is used to connect to a display, the pluggable electronic device is used to...
US-9,413,434 Cancellation of interfering audio on a mobile device
Generally, this disclosure provides devices, systems and methods for cancelling an interfering audio signal. The system may include a mobile device including a...
US-9,413,430 Measurement and reporting of received signal strength in NFC enabled devices
An NFC-enabled device including tag emulation circuitry and reader emulation circuitry operates so as to provide a signal strength meter function. The signal...
US-9,413,375 Analog and audio mixed-signal front end for 4G/LTE cellular system-on-chip
A CMOS analog and audio front-end circuit includes an enhanced analog-to-digital converter (ADC) that achieves a desired signal-to-noise-and-distortion (SNDR)...
US-9,413,323 System and method of filtering an audio signal prior to conversion to an MU-LAW format
Disclosed is a method of processing a signal such as an audio signal. The method includes normalizing a received signal to a level of between -2 dB and -10 dB...
US-9,413,322 Audio loudness control system
An audio loudness control system includes a loudness adjuster module configured to adjust a level of an audio signal based on parameters associated with the...
US-9,413,321 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-9,413,318 Audio-playing system and method for protecting storage medium of electrical device
The present invention discloses an audio playing system for protecting a storage medium of an electrical device. The audio playing system includes a detecting...
US-9,413,316 Asymmetric polynomial psychoacoustic bass enhancement
Psychoacoustic bass audio signal enhancement can be accomplished using a monotonic, asymmetric polynomial distortion. A non-linear process applies a monotonic,...
US-9,412,389 High frequency regeneration of an audio signal by copying in a circular manner
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-9,412,388 High frequency regeneration of an audio signal with temporal shaping
A method for generating a reconstructed audio signal having a baseband portion and a highband portion is disclosed. The method includes deformatting an encoded...
US-9,412,384 Broadcast transmitting/playback apparatus and method thereof
A broadcast transmitting apparatus and method, and a broadcast playback apparatus and method for providing an object-based audio by encoding and decoding a...
US-9,412,383 High frequency regeneration of an audio signal by copying in a circular manner
A method for generating a reconstructed audio signal having a baseband portion and a highband portion is disclosed. The method includes deformatting an encoded...
US-9,412,378 Device and method for supplying a reference audio signal to an acoustic processing unit
Equipment includes a first interface intended to be connected to a sound reproduction device and at least one second interface intended to be connected to at...
US-9,412,376 Speaker verification using co-location information
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for identifying a user in a multi-user environment. One of the...
US-9,412,354 Method and apparatus to use beams at one end-point to support multi-channel linear echo control at another...
A conference system is described that transfers audio signals/streams between a near-end computing system and a far-end computing system. The near-end system...
US-9,412,353 Method for cancelling noise and electronic device thereof
An apparatus and method for cancelling a noise of an audio signal in an electronic device is provided. The method includes recording audio signals using a...
US-9,412,114 Banking system operated responsive to data read from data bearing records
An exemplary system includes an automated banking machine which is operable to conduct transactions including cash dispensing for users responsive to...
US-9,411,883 Audio signal processing apparatus and method, and monitoring system
The invention discloses an audio signal processing apparatus and method and a monitoring system. The audio signal processing apparatus includes: a window...
US-9,411,050 Global positioning system device for providing position location information to a smart device
A global positioning system (GPS) device for providing position location information (PLI) to a smart device includes a GPS receiver; a signal interpreting...
US-9,408,572 Apparatus and method for measuring biologic parameters
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-9,408,048 Notifications for connected wearable devices
A user device includes a controlling application for a child's wearable device. A network device receives configuration settings for an event widget that...
US-9,408,011 Automated user/sensor location recognition to customize audio performance in a distributed multi-sensor environment
A wireless device is provided that makes use of other nearby audio transducer devices to generate a surround sound effect for a targeted user. To do this, the...
US-9,408,010 Audio system and method therefor
An audio system comprises a receiver which receives an input audio signal. A decomposer (103) decomposes the audio signal into at least a transient component...
US-9,407,998 Hearing device with analog filtering and associated method
A hearing device includes: a microphone for converting audio into an audio signal; a preprocessing unit for analog processing of the audio signal and having an...
US-9,407,996 Wide dynamic range microphone
A microphone system has an output and at least a first transducer with a first dynamic range, a second transducer with a second dynamic range different than the...
US-9,407,993 Latency reduction in transposer-based virtual bass systems
A latency reduction system in a virtual bass processing system performs harmonic transposition on low frequency components of an audio signal to generate...
US-9,407,989 Closed audio circuit
A closed audio circuit is disclosed with function of eavesdropping prevention and audio clarity enhancement. The closed audio circuit includes a plurality of...
US-9,407,988 Method and apparatus for audio processing
A method and apparatus for introducing a time-varying time delay or phase shift randomly into the individual reproduction channels of a sound recording, two in...
US-9,407,987 Audio interface self-adaptation device
An audio interface self-adaption device includes an audio interface, a first level comparison module, a second level comparison module, a PNP triode Tc, a power...
US-9,407,986 Simultaneous wired and wireless connection for demonstration product
A demonstration system includes a demonstration processor including a wired audio output, a data interface, and an anchor point. A portable audio device...
US-9,407,378 Apparatus and method for reducing TDMA noise of portable terminal
An apparatus and a method for reducing a time division multiple access noise of a portable terminal. The apparatus includes an interface unit to which an...
US-9,407,356 Digital audio system of an aircraft
A digital audio system of an aircraft comprising one or more pieces of audio equipment and one or more pieces of radio equipment providing a reliable side tone...
US-9,406,313 Adaptive microphone sampling rate techniques
An apparatus for adjusting a microphone sampling rate, the apparatus including an input to receive an audio signal from a microphone and a front-end processing...
US-9,406,311 Encoding method, encoding apparatus, and computer readable recording medium
An encoding method executed by a computer, the method includes converting by the computer information about a transient included in a low-frequency component of...
US-9,406,310 Vehicle voice interface system calibration method
A vehicle voice interface system calibration method comprising electronically convolving voice command data with voice impulse response data, electronically...
US-9,406,309 Method and an apparatus for generating a noise reduced audio signal
A method and apparatus are provided for generating a noise reduced output signal from sound received by a first microphone. The method includes transforming the...
US-9,406,308 Echo cancellation via frequency domain modulation
Methods, systems, and computer programs are presented for suppressing echo in network communications. One method includes an operation for filtering, with a...
US-9,406,307 Method and apparatus for polyphonic audio signal prediction in coding and networking systems
A method, device, and apparatus provide the ability to predict a portion of a polyphonic audio signal for compression and networking applications. The solution...
US-9,406,306 Signal processing apparatus and method, and program
A method, system, and computer program product for processing an encoded audio signal is described. In one exemplary embodiment, the system receives an encoded...
US-9,406,305 Messaging by writing an image into a spectrogram
A message is communicated between devices by passing a host signal, such as an audio signal, with the message written into the spectrogram of the host signal....
US-9,406,304 Method, apparatus, and system for processing audio data
A method, an apparatus, and a system for processing audio data are provided that pertain to the field of communications technologies. The method includes:...
US-9,406,302 Method and apparatus for processing a multi-channel audio signal
The invention relates to a method for processing a multi-channel audio signal which carries a plurality of audio channel signals. The method comprises...
US-9,406,293 Apparatuses and methods to detect and obtain desired audio
A device and method to detect desired audio includes a ratio calculator. The ratio calculator calculates a ratio between a primary acoustic signal, and a...
US-9,405,826 Systems and methods for digital signal processing
Systems and methods are provided for audio processing. A system includes: a component manager and a pipeline manager. The component manager is configured to...
US-9,405,501 System and method for automatic synchronization of audio layers
Methods and systems for synchronizing audio layers is disclosed. In one aspect, a method of synchronizing audio layers to form an audio composition includes...
US-9,405,439 Audio signal controller
It is determined whether user's operation performed on a control is normal or special operation. A function of increasing or decreasing a value of a parameter...
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