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Searching: audio signal





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Patent # Description
US-9,049,406 Methods, systems, and products for alternate audio sources
Audio and video signals are synchronized for pleasing presentation of content. As content is streamed to a device, an audio portion may lag or lead a video...
US-9,049,339 Method for operating a conference system and device for a conference system
A device for a conference system and method for operation thereof is provided. The device is configured to receive a first audio signal and a first identifier...
US-9,049,299 Using audio signals to identify when client devices are co-located
A technique manages an online meeting. The technique includes providing an audio output signal to a first client device currently participating in the online...
US-9,049,033 Information mixer and system control for attention management
Systems and methods for controlling various aspects of ensemble experiences and system control for attention management are disclosed. In one embodiment, a...
US-9,049,006 Systems, devices, and methods for securely transmitting a security parameter to a computing device
Embodiments of the systems, devices, and methods described herein generally facilitate the secure transmittal of security parameters. In accordance with at...
US-9,048,963 Conveying information using an audio signal
During a communication technique, an electronic device receives an audio signal from a remote electronic device, such as another electronic device that is...
US-9,048,961 Audio signal processing apparatus
An audio signal processing apparatus performs audio signal process composed of a plurality of channels each having parameters used in the audio signal process....
US-9,048,943 Low-power, noise insensitive communication channel using logarithmic detector amplifier (LDA) demodulator
A method is provided for communicating signals at a low power level in an electromagnetic interference (EMI) environment. A first device transmits a modulated...
US-9,048,942 Method and system for reducing interference and noise in speech signals
Interference in an audio signal is reduced by estimating a target signal using beam-forming in a direction of the signal source. A set of estimates of...
US-9,048,920 Method and apparatus for reducing FM audio artifacts in a receiver
An apparatus and method for reducing FM audio artifacts in a receiver are provided. A direct conversion radio frequency (RF) receiver converts an analog FM...
US-9,048,799 Method for enhancing low frequences in a digital audio signal
The method comprises the steps of: a) converting the digital audio signal (PCM) into a voltage signal (V.sub.E); b) first lowshelf filtering of fixed gain...
US-9,048,798 Gain control for a hearing aid with a facial movement detector
Methods, systems and devices are provided for controlling a hearing aid. Embodiments include receiving an input audio signal from a microphone. Also, a facial...
US-9,048,790 Method and apparatus for power reduction
Aspects of the disclosure provide an audio amplification system. The audio amplification system includes an amplifier configured to amplify an audio signal, and...
US-9,047,920 Multitrack recorder and mixdown method
An apparatus and a method for efficiently converting, by means of mixdown, audio signals recorded in multiple tracks into stereo signals. A plurality of audio...
US-9,047,876 Audio device
Disclosed is an audio device that plays back compressed audio signals that can be sufficiently comfortable to be audible even in a play back environment with...
US-9,047,875 Spectrum flatness control for bandwidth extension
In accordance with an embodiment, a method of decoding an encoded audio bitstream at a decoder includes receiving the audio bitstream, decoding a low band...
US-9,047,871 Real--time emotion tracking system
Devices, systems, methods, media, and programs for detecting an emotional state change in an audio signal are provided. A plurality of segments of the audio...
US-9,047,867 Systems and methods for concurrent signal recognition
Methods and systems for recognition of concurrent, superimposed, or otherwise overlapping signals are described. A Markov Selection Model is introduced that,...
US-9,047,865 Scalable and embedded codec for speech and audio signals
A system and method for processing of audio and speech signals is disclosed, which provide compatibility over a range of communication devices operating at...
US-9,047,863 Systems, methods, apparatus, and computer-readable media for criticality threshold control
A method of audio signal processing is described. The method includes calculating a criticality measure based on information about a first frame of the audio...
US-9,047,862 Audio signal processing method, audio apparatus therefor, and electronic apparatus therefor
An audio apparatus including a decorrelator for generating decorrelated signals by applying a phase shifting value adjusted based on a correlation difference...
US-9,047,861 Electronic device for converting audio file format
An electronic device for converting a multi-channel audio file to a dual channel audio file and vice versa. The multichannel audio file includes a right channel...
US-9,047,859 Apparatus and method for encoding and decoding an audio signal using an aligned look-ahead portion
An apparatus for encoding an audio signal having a stream of audio samples has: a windower for applying a prediction coding analysis window to the stream of...
US-9,047,856 Method and apparatus for tone detection
A speech server and methods provide audio stream analysis for tone detection in addition to speech recognition to implement an accurate and efficient answering...
US-9,047,371 System and method for matching a query against a broadcast stream
A method for identifying with a broadcast stream. That method includes receiving one or more broadcast streams, from which it generates and stores an audio...
US-9,044,136 Wearable mini-size intelligent healthcare system
A system and method for the wearable mini-size intelligent healthcare system, comprising one or multiple vital signal sensors, activity sensors, a real-time...
US-9,043,834 Providing content responsive to multimedia signals
A method of providing information including providing a communication session of at least one of audio and video media and applying automatic recognition to...
US-9,043,823 Detecting and logging triggered events in a data stream
A method and apparatus for detecting triggering events in a data stream, comprising extracting audio portions from the data stream, detecting a sequence of one...
US-9,043,443 Real-time streaming media playing method
A real-time streaming media playing method is provided. According to the present invention, plural streaming data are stored in an electronic device, plural...
US-9,043,216 Audio signal decoder, time warp contour data provider, method and computer program
An audio signal decoder has a time warp contour calculator, a time warp contour data rescaler and a warp decoder. The time warp contour calculator is configured...
US-9,043,215 Multi-resolution switched audio encoding/decoding scheme
An audio encoder for encoding an audio signal has a first coding branch, the first coding branch comprising a first converter for converting a signal from a...
US-9,043,203 Audio encoder, audio decoder, methods for encoding and decoding an audio signal, and a computer program
An encoder for providing an audio stream on the basis of a transform-domain representation of an input audio signal includes a quantization error calculator...
US-9,043,201 Method and apparatus for processing audio frames to transition between different codecs
A method (700, 800) and apparatus (100, 200) processes audio frames to transition between different codecs. The method can include producing (720), using a...
US-9,042,993 Skin-hair treatment method and system
A method and system of conditioning human skin and hair using a hand-held skin/hair conditioner having interchangeable interface conductors that are contoured...
US-9,042,949 Mobile wireless device with multi feed point antenna and audio transducer and related methods
A mobile wireless communications device may include a portable housing, a circuit board carried by the portable housing, a wireless communications circuit...
US-9,042,814 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-9,042,585 Method for optimizing performance of a multi-transducer earpiece and a multi-transducer earpiece
There is provided a method for optimizing performance of a multi-transducer earpiece, where the multi-transducer earpiece includes a perpendicular flange that...
US-9,042,575 Processing audio signals
A method, device and computer program product for processing audio signals, the method including determining beamformer filter coefficients to be applied to the...
US-9,042,574 Processing audio signals
Audio signals are processed for use in a communication event. A data store may be queried to obtain an indication of an echo direction, which relates to a...
US-9,042,568 Portable smart stethoscope formed of smart mobile device and casing assembly
A smart portable stethoscope is formed of a smart mobile device and a casing assembly for the mobile device. The casing assembly comprises a casing member, a...
US-9,042,562 Audio controlling apparatus, audio correction apparatus, and audio correction method
According to one embodiment, an audio controlling apparatus includes a first receiver configured to receive audio signal, a second receiver configured to...
US-9,042,560 Sparse audio
A method comprising: sampling received audio at a first rate to produce a first audio signal; transforming the first audio signal into a sparse domain to...
US-9,042,559 Apparatus for processing an audio signal and method thereof
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving a downmix signal and side information;...
US-9,042,558 Decoding apparatus, decoding method, encoding apparatus, encoding method, and editing apparatus
A decoding apparatus (10) is disclosed which includes: a storing means (11) for storing encoded audio signals including multi-channel audio signals; a...
US-9,042,533 Dual-channel analog door entry system and a method thereof
The present invention discloses a dual-channel analog door entry system and a method thereof. The dual-channel analog door entry system comprises two cables...
US-9,041,764 Method, device, and system for highlighting party of interest in video conferencing
Embodiments of the present invention provide a method, device, and system for highlighting a party of interest in video conferencing, relating to the...
US-9,041,545 Audio awareness apparatus, system, and method of using the same
The present invention relates to an apparatus that senses the intensity of sounds and the velocity of objects. Specifically, the present invention relates to an...
US-9,040,805 Information processing apparatus, sound material capturing method, and program
An information processing apparatus is provided which includes a music analysis unit for analyzing an audio signal serving as a capture source for a sound...
US-9,040,801 Displaying content in relation to music reproduction by means of information processing apparatus independent...
A music reproduction apparatus includes: a reproduction section for reproducing user-selected music piece data; a generation section for generating control...
US-9,039,204 Projector having a projector lens part and a cover part
A thin type projector is disclosed. The thin type projector according to present invention includes a panel part slidingly mounted at the front surface of the...
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