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Searching: audio signal





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Patent # Description
US-8,942,109 Impairment simulation for network communication to enable voice quality degradation estimation
An automated method for testing audio signal quality of cell phone transmissions provides a Mean Opinion Score (MOS) output using inexpensive test components....
US-8,941,713 Video phone call method having function of adjusting resolution quality and video phone call apparatus...
A video phone call method for adjusting resolution quality and a video phone call apparatus supporting the same are provided. The video phone call apparatus...
US-8,941,486 Radio frequency detection device and system
A radio frequency detection device that includes a housing, a power supply port, a radio frequency circuit board, and a microprocessor is disclosed. The radio...
US-8,940,994 Illuminated non-contact cymbal pickup
A sound pickup for musical cymbals includes an integrated assembly attachable to a cymbal stand. The integrated assembly includes a plurality of microphones...
US-8,939,814 Smart toy driving system for mobile terminal
A smart toy driving system for a mobile terminal connected to the mobile terminal such that a reaction generated by an interaction between a certain character...
US-8,939,111 Method and system for fencing animals without using a physical fence
A system for invisible fencing for animals, that is a device mounted on animals. The device checks Global Navigation Satellite System ("GNSS") position...
US-8,938,675 System for automated generation of audio/video control interfaces
A system for automating generation of an audio/video (AV) control interface includes a computing device having a processor to enable a user, with a user...
US-8,938,401 Systems and methods for signaling content rights through release windows life cycle
Systems and methods for controlling the use of audio, video and audiovisual content are provided. A data structure includes content usage rights for multiple...
US-8,938,390 System and method for expressive language and developmental disorder assessment
In one embodiment, a method for detecting autism in a natural language environment using a microphone, sound recorder, and a computer programmed with software...
US-8,938,387 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...
US-8,938,313 Low complexity auditory event boundary detection
An auditory event boundary detector employs down-sampling of the input digital audio signal without an anti-aliasing filter, resulting in a narrower bandwidth...
US-8,938,150 Recording apparatus
A recording apparatus has: a stream generating unit for generating a first stream constituted of a first moving image signal at a first frame rate and an input...
US-8,938,082 Apparatus having hearing aid
A portable terminal includes an apparatus capable of providing a hearing aid service. The apparatus includes a sensor configured to measure a spatial tilt of...
US-8,938,078 Method and system for enhancing sound
A method of enhancing audio sound. The method includes sensing an acoustic signal using a microphone in an electronic device. The acoustic signal is emitted in...
US-8,937,674 Electronic apparatus equipped with function for notifying acceptance of operation, method of controlling...
An electronic apparatus capable of reducing a time lag between an operation on an operation section and notification of acceptance of the operation. An audio...
US-8,937,638 Method and apparatus for tracking active subject in video call service
A method for tracking an active subject in a video call service includes establishing a peer-to-peer connection between a videophone input apparatus and a peer...
US-8,937,537 Method and system for utilizing spread spectrum techniques for in car applications
A method of operating an audio system in an automobile includes identifying a user of the audio system. An audio recording playing on the audio system is...
US-8,935,468 Audio digital signal processor
A microprocessor includes a memory interface to obtain data envelopes of a first length, and control logic to implement an instruction to load an initial data...
US-8,935,158 Apparatus and method for comparing frames using spectral information of audio signal
Disclosed is a frame comparison apparatus and method for comparing frames included in an audio signal by using spectrum information. The frame comparison...
US-8,934,996 Transmission apparatus and transmission method
An audio signal processing unit acquires the playback volume value of audio data of a frame of interest, and generates multiplied audio data by multiplying the...
US-8,934,841 Bluetooth communication method and system
A Bluetooth communication method and system for enabling one Bluetooth device to rapidly connect to another Bluetooth device using an audio signal, and also...
US-8,934,646 Audio mixer
Six input channels, to which are allocated 5.1-channel surround signals from a plurality of input sources, are grouped into a surround channel group, and these...
US-8,934,643 Generation of a drive signal for sound transducer
An apparatus for generating a drive signal for a sound transducer (109) comprises a sound generator (101) which provides an input audio signal. A divider (101)...
US-8,934,641 Systems and methods for reconstructing decomposed audio signals
Systems and methods for reconstructing decomposed audio signals are presented. In exemplary embodiments, a decomposed audio signal is received. The decomposed...
US-8,934,639 Modification of audio signals for distribution in a room
A device for modifying audio signals to be output within a room is introduced. The device exhibits an input for supplying audio information and a processor unit...
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...
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