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Searching: audio signal





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Patent # Description
US-9,565,498 Audio driver and method for transforming an electrical signal into air movement
An electromagnetic transducer for sound and ultrasound reproduction includes a substantially flat coil coupled to a diaphragm that is near to and facing the...
US-9,565,497 Enhancing audio using a mobile device
Embodiment disclosed herein enable detection and improvement of the quality of the audio signal using a mobile device by determining the loss in the audio...
US-9,565,491 Real-time audio processing of ambient sound
An earpiece for real-time audio processing of ambient sound includes an ear bud that provides passive noise attenuation to the earpiece such that exterior...
US-9,565,485 Audio information signal supporting interactive interconnected system
The invention relates to an information association technology supporting a cross-media product, in particular to an audio information signal supporting an...
US-9,565,314 Spatial multiplexing in a soundfield teleconferencing system
The present document relates to audio conference systems. In particular, the present document relates to the mapping of soundfields within an audio conference...
US-9,565,306 Filtering an audio signal for a non-real-time recipient
For filtering an audio signal for a non-real-time recipient, a signal module may detect communication of an audio signal to the non-real-time recipient. A...
US-9,565,285 Cellular network communications wireless headset and mobile device
A headset that communicates with a mobile device through a local radio frequency (RF) communication link to conduct a telephone call is described. The headset...
US-9,565,187 Systems and methods for mutual authentication of electronic devices
Embodiments are provided for mutually authenticating a pair of electronic devices. According to certain aspects, the electronic devices may connect to each...
US-9,564,982 Audio control console
An audio control console includes a housing. The housing includes: an operating board provided with a plurality of rows of a plurality of channel strips each...
US-9,564,952 Near field authentication through communication of enclosed content sound waves
A method for near field authentication of sources using an audio transceiver computing device includes scanning a plurality of predetermined frequencies for a...
US-9,564,862 Class D audio amplifier with adjustable loop filter characteristics
The present invention relates to a class D audio amplifier comprising a pulse width modulator, an adjustable loop filter and a feedback loop. The pulse width...
US-9,564,169 Compressed audio information
Compressed entertainment content such as audio or video or both includes additional aspects and operations associated their way. The compressed audio may be...
US-9,564,148 Isolation and modification of audio streams of a mixed signal in a wireless communication device
A wireless communication device comprises a wireless communication interface, a processing system, and a user interface. The wireless communication interface is...
US-9,564,147 Audio communication system, audio communication method, audio communication purpose program, audio transmission...
An audio communication system includes a generation unit that superimposes an addition sound having a volume level determined on the basis of a voice acquired...
US-9,564,146 System and method for digital signal processing in deep diving environment
The present invention relates to a system for processing of an audio signal relating to a diver in a deep diving environment. The system comprises an input...
US-9,564,145 Speech intelligibility detection
Methods and systems are provided for enhancing speech intelligibility in electronic devices. During outputting of acoustic signal via an electronic device,...
US-9,564,143 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-9,564,142 Method and apparatus for encoding and decoding noise signal
Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral...
US-9,564,141 Harmonic bandwidth extension of audio signals
A method includes separating, at a device, an input audio signal into at least a low-band signal and a high-band signal. The low-band signal corresponds to a...
US-9,564,140 Systems and methods for encoding audio signals
Some embodiments relate to techniques for encoding an audio signal represented by a plurality of frames including a first frame. The techniques include using at...
US-9,564,139 Audio data hiding based on perceptual masking and detection based on code multiplexing
A spread spectrum data hiding for audio signals is described. A set of pseudo-random noise sequences is added to an audio signal according to a data to be...
US-9,564,138 Method and device for processing audio signal
The present invention relates to a method and device for encoding or decoding an object audio signal or rendering the object audio signal in a three-dimensional...
US-9,564,131 Low power integrated circuit to analyze a digitized audio stream
Examples disclose a low power integrated circuit to receive and digitize an audio stream. Further, the examples provide the low power integrated circuit to...
US-9,564,128 Controlling a speech recognition process of a computing device
Methods, systems and devices are provided for controlling a speech recognition process on a computing device. A computing device may receive audio signals from...
US-9,564,123 Method and system for building an integrated user profile
A system and method are provided for adding user characterization information to a user profile by analyzing user's speech. User properties such as age, gender,...
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...
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