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Searching: audio signal





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Patent # Description
US-8,934,636 Stethoscope, stethoscope attachment and collected data analysis method and system
A device for converting acoustic data collected by a stethoscope into digital data for transmission to a processor for storage and/or comparison with data...
US-8,934,535 Systems and methods for video and audio data storage and distribution
Data compression and decompression methods for compressing and decompressing data based on an actual or expected throughput (bandwidth) of a system. In one...
US-8,934,382 Conference endpoint controlling functions of a remote device
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-8,934,381 Conference endpoint instructing a remote device to establish a new connection
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-8,934,228 Display-based speaker structures for electronic devices
Electronic devices that contain flexible displays and one or more display-based speaker structures may be provided. The speaker structures may be positioned...
US-8,934,056 Audio-video synchronization detection device and method thereof
An audio-video synchronization detection device and a method thereof are provided. The audio-video synchronization detection device detects an object under test...
US-8,934,032 Printed audio format and photograph with encoded audio
A printed audio format includes a printed encoding of an audio signal, and a plurality of spaced-apart and parallel rails. The printed encoding of the audio...
US-8,933,753 Versatile audio power amplifier
An audio power amplifier includes a first and a second amplification unit, each including a switching voltage amplifier, an output filter, a current...
US-8,932,134 System and method of audio processing
A method of audio processing for an entertainment device operable to communicate with a game controller, the method comprising the steps of generating a source...
US-8,931,699 Bidirectional audio communication in reader devices
Aspects of the subject disclosure provide a card reader for receiving payment card information at a mobile point-of-sale terminal. In some implementations, a...
US-8,931,031 Matrix code-based accessibility
A method of presenting a matrix code for providing accessibility content includes receiving, at a content receiver, a signal carrying accessibility content,...
US-8,931,029 Transmitter, receiver and extender system
A transmitter includes a signal input terminal, multiple loading units and a communication port. The signal input terminal receives a digital video-audio...
US-8,931,027 Media gateway
Disclosed is a media gateway that processes AV signals offered over various channels into AV stream data and wirelessly transmits the AV stream data to a client...
US-8,930,610 System and method for transmitting control signals over HDMI
A device for transmitting multiple control formats from an audio/video source to an audio/video monitor receiver. The device includes a high definition...
US-8,930,202 Audio entropy encoder/decoder for coding contexts with different frequency resolutions and transform lengths
An audio encoder for encoding segments of coefficients, the segments of coefficients representing different time or frequency resolutions of a sampled audio...
US-8,930,201 Method and an apparatus for processing an audio signal
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving, by an audio processing apparatus, an...
US-8,930,199 Method and an apparatus for processing an audio signal
A method of processing an audio signal is disclosed. The present invention includes receiving, by an audio processing apparatus, coding identification...
US-8,930,198 Low bitrate audio encoding/decoding scheme having cascaded switches
An audio encoder has a first information sink oriented encoding branch, a second information source or SNR oriented encoding branch, and a switch for switching...
US-8,930,197 Apparatus and method for encoding and reproduction of speech and audio signals
A method comprising receiving at a user equipment encrypted content. The content is stored in said user equipment in an encrypted form. At least one key for...
US-8,930,190 Audio processing device, audio processing method, program and integrated circuit
An audio processing device including a feature calculation unit, a boundary calculation unit and a judgment unit, detects points of change of audio features...
US-8,930,188 Error concealment method and apparatus for audio signal and decoding method and apparatus for audio signal...
An error concealment method and apparatus for an audio signal and a decoding method and apparatus for an audio signal using the error concealment method and...
US-8,930,006 Data transfer method and system for loudspeakers in a digital sound reproduction system
The present publication describes a data transfer method and system in a digital sound reproduction system. The method comprises method steps for generating a...
US-8,930,004 Electronic device and fan control method
An electronic device including an audio module, a monitoring module and a fan is provided. The audio module generates an audio signal and an audio parameter...
US-8,930,003 Data capture bridge
A method and apparatus are provided for gathering research data indicating exposure to audio content to a user of an audio source device and an audio receiver...
US-8,929,994 Reduction of transient sounds in hearing implants
A method is described for generating electrode stimulation signals for electrode contacts in a cochlear implant electrode array. An input audio signal is...
US-8,929,960 Voice call processing method and apparatus for mobile terminal
A voice call processing method and apparatus for a mobile terminal are provided for improving voice communication quality by switching between matching circuits...
US-8,929,922 Mobile device for venue-oriented communications
Methods and systems associated with a mobile device for venue-oriented communications are presented. An example mobile communication device may include a...
US-8,929,806 Passively powering a wireless communications device
A wireless device includes an RF interface, logic circuitry, power circuitry, an impedance matching transformer, and a transducer. The RF interface is...
US-8,929,575 Hearing enhancement systems and methods
Systems and methods for providing audio content and hearing-enhancement devices are provided. Systems and methods can be tailored to providing audio content to...
US-8,929,573 Powered headset accessory devices
A device for coupling to a connector on an ear cup of a headset includes a mating connector corresponding to the connector of the headset. The mating connector...
US-8,929,571 Method for creating an audio environment having N speakers
Method for creating an audio environment having N speakers HP.sub.i, .sub.i=1 . . . N fed by N signals S.sub.i, .sub.i=1 . . . N generated from M theoretical...
US-8,929,568 Bandwidth extension of a low band audio signal
Estimation of a high band extension of a low band audio signal includes the following steps: extracting (S1) a set of features of the low band audio signal;...
US-8,929,567 Equalization profiles for dynamic equalization of audio data
Apparatuses for and methods of carrying out dynamic equalization processing of an audio signal, and apparatuses for and methods of controlling such equalization...
US-8,929,566 Audio processing in a portable listening device
The invention relates to a method of processing an audio signal in a portable listening device, the audio signal comprising a low frequency part having an...
US-8,929,563 Wireless power transmission audio system and device on transmitting end and loudspeaker for use in such a system
The transmitter of a wireless power transmission audio system includes: a transmission signal generating section for generating a transmission signal comprised...
US-8,929,561 System and method for automated audio mix equalization and mix visualization
Disclosed herein are systems, methods, and non-transitory computer-readable storage media for automatically analyzing, modifying, and mixing a plurality of...
US-8,929,560 Method and apparatus for audio processing
A method and apparatus for introducing a time-varying time delay randomly into the individual reproduction channels of a sound recording, two in the case of...
US-8,929,558 Audio signal of an FM stereo radio receiver by using parametric stereo
The invention relates to an apparatus for improving a stereo audio signal of an FM stereo radio receiver. The apparatus comprises a parametric stereo (PS)...
US-8,929,556 Audio-signal processing device and method for processing audio signal
An audio-signal processing device that processes an audio signal and supplies the audio signal to an audio output unit includes a characteristic-component...
US-8,929,442 System and methods for video and audio data distribution
Data compression and decompression methods for compressing and decompressing data based on an actual or expected throughput (bandwidth) of a system. In one...
US-8,928,821 TV and audio processing method thereof
A television (TV) includes an audio signal processing unit which processes a audio signal, a display unit which displays an audio quality setting state, a...
US-8,925,817 Card reader and method of use thereof
An integrated circuit that communicates with a host device via audio channels includes an interfacing circuit that receives and transmits analog signals on the...
US-8,925,674 Phase correcting canalphone system and method
A canalphone system may include a high audio driver carried by a canalphone housing, and a low audio driver carried by the canalphone housing adjacent to the...
US-8,925,485 Intelligent pet-feeding device
An intelligent pet-feeding device is disclosed, which comprises: a frame, configured with at least one opening; a storage tank, for storing at least one kind of...
US-8,924,222 Systems, methods, apparatus, and computer-readable media for coding of harmonic signals
A scheme for coding a set of transform coefficients that represent an audio-frequency range of a signal uses a harmonic model to parameterize a relationship...
US-8,924,217 Communication converter for converting audio information/textual information to corresponding textual...
A communication converter is described for converting among speech signals and textual information, permitting communication between telephone users and textual...
US-8,924,205 Methods and systems for automatic enablement or disablement of noise reduction within a communication device
The invention automatically enables and disables noise reduction based on a noise threshold. This threshold can be pre-defined by a user for a particular...
US-8,924,203 Apparatus and method for coding signal in a communication system
Disclosed are an apparatus for coding a signal in a communication system including: a coding unit configured to code voice and audio signals based on a code...
US-8,924,202 Audio signal coding system and method using speech signal rotation prior to lattice vector quantization
An apparatus configured to model an encoded signal to estimate at least one distribution of the signal, rotate the signal with respect to a lattice, for lattice...
US-8,924,201 Audio encoder and decoder
The present invention teaches a new audio coding system that can code both general audio and speech signals well at low bit rates. A proposed audio coding...
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