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Searching: audio signal





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Patent # Description
US-9,564,117 Limiting peak audio power in mobile devices
Systems and methods of limiting peak audio power in mobile devices may include a high pass filter and a burst module to detect a burst load condition in a...
US-9,563,986 Systems and methods for multi-signal fault analysis
Systems and methods for multi-signal fault analysis are described. The system receives signal message information, over a network, from a collection device...
US-9,563,699 System and method for matching a query against a broadcast stream
A method for matching a query against a broadcast stream includes receiving one or more broadcast streams, from which it generates and stores an audio...
US-9,562,970 Proximity detecting apparatus and method based on audio signals
An apparatus includes at least one processor and at least one memory including computer code. The at least one memory and the computer code are configured with...
US-9,562,964 Systems and methods for tracking a user's location
Techniques for tracking a current location of a user are described. According to various embodiments, an ambient noise signal proximate to a user device is...
US-9,561,449 LED lighting device and wireless speaker
The present invention provides an LED lighting device and a wireless speaker system. The LED lighting device includes an LED power supply circuit configured to...
US-RE46,302 Apparatus and method for interfacing between A/V system and portable device
An interface apparatus and method for transmission and reception of a control signal and a digital stream between an audio/video (A/V) system and a digital data...
US-9,560,466 Systems and methods for simulation of mixing in air of recorded sounds
A mixing signal processing technique modifies digital audio recordings to simulate the linear and nonlinear effects of propagation and mixing of sounds in air....
US-9,560,465 Digital audio filters for variable sample rates
Various exemplary embodiments relate to a method and apparatus for processing audio signals to influence the reproduction of the audio signals. The apparatus...
US-9,560,455 Offset calibration in a multiple membrane microphone
A multi-membrane microphone including an audio processing circuit is disclosed. The membranes are configured to output to a plurality of amplifiers a plurality...
US-9,560,451 Conversation assistance system
A conversation assistance system with a bi-lateral array of microphones arranged externally of a space that does not include any array microphones, where the...
US-9,560,448 System and method for directionally radiating sound
An audio system for a vehicle has at least one source of audio signals. A respective directional loudspeaker array is mounted at each seat position and coupled...
US-9,560,445 Enhanced spatial impression for home audio
Technologies pertaining to provision of customized audio to each listener in a plurality of listeners are described herein. A sensor outputs data that is...
US-9,560,419 System and method for listening to teams in a race event
A computer-implemented method and system allows a remote computer user to listen to teams in a race event. The method includes receiving audio signals from a...
US-9,560,318 System and method for surgical telementoring
Apparatus and method for receiving and transmitting streaming live imagery data and audio signals in real time is provided. Imagery data and audio signals are...
US-9,560,316 Indicating sound quality during a conference
Implementations generally relate to indicating sound quality during a conference, thereby providing real-time feedback to those generating audio intentionally...
US-9,560,206 Real-time speech-to-text conversion in an audio conference session
Various embodiments of systems, methods, and computer programs are disclosed for providing real-time resources to participants in an audio conference session....
US-9,560,197 Method and system for informing a user that a call is no longer on hold
Methods and systems for detecting completion of hold time for a user on a call are provided herein. In some embodiments, a method for detecting completion of...
US-9,559,656 System for adjusting loudness of audio signals in real time
A method of adjusting a loudness of an audio signal in real time may include receiving an electronic audio signal and dividing the audio signal into a plurality...
US-9,559,651 Metadata for loudness and dynamic range control
An audio normalization gain value is applied to an audio signal to produce a normalized signal. The normalized signal is processed to compute dynamic range...
US-9,559,650 Loudness limiter
A loudness limiting method for attenuating an input audio signal in order to constrain a resulting loudness level of an output audio signal by a pre-determined...
US-9,559,649 Control knob device
A control knob device that may be used in a vehicle to control audio volume or the like includes a shaft connected with a knob cap, an elastic member pressed by...
US-9,559,648 Amplifier with reduced idle power loss using single-ended loops
A method of audio signal processing includes receiving a first audio input signal (first input signal) at an input of a first integrating amplifier of a first...
US-9,559,642 Audio delivery system having an improved efficiency and extended operation time between recharges or battery...
Embodiments of the disclosure may include a method and apparatus for improving the efficiency and extending the operation time between recharges or replacement...
US-9,558,757 Selective de-reverberation using blind estimation of reverberation level
Features are disclosed for estimating reverberation an audio signal without prior knowledge of the sound captured in the audio signal and without prior...
US-9,558,753 Pitch filter for audio signals
In some embodiments, a pitch filter for filtering a preliminary audio signal generated from an audio bitstream is disclosed. The pitch filter has an operating...
US-9,558,750 Method and apparatus for concealing frame error and method and apparatus for audio decoding
Disclosed is a frame error concealment (FEC) method. The method includes: selecting an FEC mode based on states of a current frame and a previous frame of the...
US-9,558,744 Audio processing apparatus and audio processing method
An audio processing apparatus and an audio processing method are described. In one embodiment, the audio processing apparatus include an audio masker separator...
US-9,558,741 Systems and methods for speech recognition
Systems and methods are provided for speech recognition. For example, audio characteristics are extracted from acquired voice signals; a syllable confusion...
US-9,558,731 Headphones using multiplexed microphone signals to enable active noise cancellation
Headphones or a headset to enable active noise cancellation or binaural recording. Microphone signals are multiplexed within the headphones/headset and are...
US-9,558,730 Audio signal processing system
An audio processing system includes an audio receiving module, a sound source separation module and a noise suppression module. The audio receiving module...
US-9,558,437 Systems for and methods of communicating barcode information to point-of-sale terminal
A method of communicating barcode information using audio signaling is disclosed. A mobile device being brought into physical proximity to a communication...
US-9,557,959 Analog/digital audio converter and a method thereof
An analog/digital audio converting apparatus enables listening to both digital and analog audio signals received from a digital receiving apparatus and analog...
US-9,557,958 Audio processing algorithm database
Examples described herein involve maintaining a database of audio processing algorithms. Maintaining the database may involve generating or updating audio...
US-9,557,956 Information processing apparatus, information processing method, and program
An information processing apparatus is provided which includes a metadata extraction unit for analyzing an audio signal in which a plurality of instrument...
US-9,557,716 Multipurpose magnetic crown on wearable device and adapter for power supply and audio, video and data access
A multifunctional crown is provided on a wearable device or smart watch for various types of connections with external devices through stereo audio ports,...
US-9,555,883 Unmanned aerial vehicle sensor synchronization
Described are methods and apparatuses for synchronizing two or more sensors of an UAV. In the implementations described, a synchronization event is performed...
US-9,555,242 Connectorized cochlear implant systems and methods
An exemplary system includes 1) a cochlear implant module configured to be implanted within a patient and comprising cochlear implant circuitry configured to...
US-9,555,202 Respiratory drug delivery apparatus which provides audio instructions
A respiratory drug delivery apparatus that includes a housing for holding a source of a medication, wherein the housing has a patient interface portion for...
US-RE46,297 Information transmitting apparatus and method, information receiving apparatus and method, information...
An original blanking period of a video signal is shortened to a set blanking period, and audio data is multiplexed into a resulting superimposing period. Table...
US-9,554,230 Audio signal correction and calibration for a room environment
Disclosed are an apparatus and method of processing an audio signal to optimize audio for a room environment. One example method of operation may include...
US-9,554,228 Method for implementing surround sound using a plurality of vehicles
The present inventive concept relates to a method for implementing surround sound system using a plurality of vehicles, which implements the surround sound by...
US-9,554,227 Method and apparatus for processing audio signal
An audio signal processing apparatus including an index estimation unit that receives three-dimensional image information as an input and generates index...
US-9,554,225 Devices and methods for audible indicators emanating from selected locations
Methods, systems, and devices are described for providing audio to one or more individuals in an operating room. An ultrasonic signal generator may be provided...
US-9,554,218 Automatic sound optimizer
Disclosed herein are systems and methods that help to optimize the sound quality produced when a sound processing mode is enabled in an audio device, such as a...
US-9,554,217 Compressor architecture for avoidance of cross-modulation in remote microphones
The present disclosure relates to the inclusion of amplitude compression inside a hearing aid remote microphone or audio streaming device. Compressor design is...
US-9,554,211 Wireless speaker unit
A wireless speaker unit includes a radio transceiver oscillator which provides timing signals to a pulse width modulator and to a sample rate controller that...
US-9,554,208 Concurrent sound source localization of multiple speakers
In aspects of concurrent sound source localization of multiple speakers, audio signals from two or more microphones are upsampled, and then the upsampled audio...
US-9,554,207 Offset cartridge microphones
Offset cartridge microphones are provided that include multiple unidirectional microphone cartridges mounted in an offset geometry. Various desired polar...
US-9,554,204 Mobile terminal device, computer-readable recording medium, and computer data signal
Even if an external output device like an earphone is disconnected during outputting of reproduced recorded contents, the recorded contents can be consecutively...
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