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Searching: audio signal





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Patent # Description
US-9,196,259 Electronic device and copyright protection method of audio data thereof
A copyright protection method of audio data applied to an electronic device. Left and right channel audio signal values are retrieved from audio signals of an...
US-9,196,258 Spectral shaping for speech intelligibility enhancement
A speech intelligibility enhancement (SIE) system and method is described that improves the intelligibility of a speech signal to be played back by an audio...
US-9,196,257 Apparatus and a method for converting a first parametric spatial audio signal into a second parametric spatial...
An apparatus for converting a first parametric spatial audio signal representing a first listening position or a first listening orientation in a spatial audio...
US-9,196,254 Method for implementing quality control for one or more components of an audio signal received from a...
Disclosed is a method for implementing quality control for one or more components of an audio signal received from a communication device. In one embodiment, a...
US-9,196,249 Method for identifying speech and music components of an analyzed audio signal
Disclosed herein is a method for classifying one or more components of an audio signal received from a communication device. In one embodiment of the present...
US-9,196,247 Voice recognition method and voice recognition apparatus
A voice recognition method includes: detecting a vocal section including a vocal sound in a voice, based on a feature value of an audio signal representing the...
US-9,196,238 Audio processing based on changed position or orientation of a portable mobile electronic apparatus
An apparatus comprising at least one processor and at least one memory including computer program code the at least one memory and the computer program code...
US-9,196,028 Context-based smartphone sensor logic
Methods employ sensors in portable devices (e.g., smartphones) both to sense content information (e.g., audio and imagery) and context information. Device...
US-9,195,894 Vehicle and mobile device traffic hazard warning techniques
A computer-implemented method includes monitoring an environment external to a vehicle via a sensor of the vehicle or a mobile device. The monitoring includes...
US-9,195,740 Audio scene selection apparatus
An apparatus comprising: an audio analyzer configured to determine for a set of received audio signals at least one dominant audio signal source; and a selector...
US-9,195,649 Audio processing techniques for semantic audio recognition and report generation
System, apparatus and method for determining semantic information from audio, where incoming audio is sampled and processed to extract audio features, including...
US-9,195,433 In-line signal processor
The present invention provides for a communications cable for processing an input signal. Specifically, the present invention includes a communication cable...
US-9,192,868 Audio animation system
In one aspect, the present invention is directed to a system for rendering audio animation, the system comprising: two or more non-biotic figures; an audio...
US-9,191,769 Method and a device for reproducing low frequency sound in a rectangular room
For reproducing sound in a rectangular room in association with a video playback screen (10), from audio signals of the kind comprising at least three main...
US-9,191,765 In-vehicle audio device
In a structure of an in-vehicle audio device, the audio system has an audio signal supplying section, an audio signal processing section, a balance adjustment...
US-9,191,764 Binaural audio signal-based applications
Applications for detecting binaural sounds and customizing binaural sounds for users. A system for detecting binaural sounds according to an embodiment...
US-9,191,755 Spatial enhancement mode for hearing aids
Described herein are techniques for artificially enhancing spaciousness in a hearing aid to improve the music listening experience. Such spatial enhancement is...
US-9,191,744 Intelligent ambient sound monitoring system
A system and method for interjecting ambient background sounds into a set of headphones is provided. The system monitors an ambient sound environment and...
US-9,191,743 Apparatus using missing fundamental frequencies to improve loudspeaker sound focusing
An apparatus for processing an audio signal to focus an acoustic signal by an arrangement of a plurality of loudspeakers comprises a frequency analyzer, a...
US-9,191,740 Method and apparatus for in-ear canal sound suppression
An earpiece (100) and acoustic management module for in-ear canal suppression control are provided. A method for suppressing signals for a conference call, a...
US-9,191,732 Headset with auxiliary input(s) for cell phone and/or other devices
An active-noise-reduction (ANR) headset includes at least one auxiliary connection to an output of at least one device, such as a personal communications,...
US-9,191,729 Earphone with adjustable-length cable
An earphone with adjustable-length cable includes a plugging section, a connecting cable and a receiving section. The plugging section has an attach-conductive...
US-9,191,728 Headphone power system using high frequency signal conversion
An apparatus and method for powering headphone electronics over a standard audio signal cable without interfering with the normal audio transmission or playback...
US-9,191,721 Networked audio/video system
A system for configuring an audio/video (AV) system includes a computing device having a processor to enable a user, with a user interface of the computing...
US-9,191,686 System and method of implementing synchronized audio and video streaming
A server comprises a processing unit configured to interlace audio data packets with video data to form an interlaced audio/video data file having an...
US-9,191,494 Device, system, and method for performing echo cancellation in different modes of a communication device
Methods and devices are disclosed for performing echo cancellation with a communication device for use by a hearing-impaired user. The communication device...
US-9,191,234 Enhanced communication bridge
An enhanced communication bridge includes a context interface that enables the audio bridge to learn information about the type of Voice encoder, device,...
US-9,191,232 Intelligent network communication device in an audio video distribution system
This disclosure describes an intelligent network communication device in an audio video distribution system that uses a local area network that includes a...
US-9,191,136 Interface circuit
A video signal and an audio signal are TMDS transmitted from a source device to a sink device. Through a reserved line and a HPD line provided separately from a...
US-9,191,045 Prediction-based FM stereo radio noise reduction
The present document relates to audio signal processing, in particular to an apparatus and a corresponding method for improving the audio signal of an FM stereo...
US-9,190,973 Headphone amplifier
Aspects of the disclosure process an amplifier circuit. The amplifier circuit includes an input stage, an intermediate stage, an output stage and a detecting...
US-9,190,960 Audio power amplifier
Improvements to U.S. Pat. No. 5,428,642 including use of a single clock providing a first frequency to drive a power supply and a second frequency, twice the...
US-9,190,071 Noise suppression device, system, and method
A noise-suppression assembly of a mechanical drive system having a rotational frequency includes an audio filter unit configured to receive a first audio signal...
US-9,190,067 Efficient combined harmonic transposition
The present document relates to audio coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR), and to digital...
US-9,190,059 Electronic device and method for controlling power using voice recognition
An electronic apparatus and a power controlling method are provided. The electronic apparatus includes: a voice input unit which receives an audio input in a...
US-9,189,955 Remote control signaling using audio watermarks
A system for using a watermark embedded in an audio signal to remotely control a device. Various devices such as toys, computers, and appliances, equipped with...
US-9,189,664 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-9,189,457 Method for distributing computing load in a data processing system
A method and an arrangement for distributing processor load in a data processing system while executing of block-based computing instructions, as well as a...
US-9,185,988 Solar wireless beach chair
An improvement for a collapsible beach chair includes an umbrella mechanism that has a rigid support post fixed with an expandable canopy. The canopy includes...
US-9,185,509 Apparatus for processing of audio signals
An apparatus comprising at least one processor and at least one memory including computer program code the at least one memory and the computer program code...
US-9,185,507 Hybrid derivation of surround sound audio channels by controllably combining ambience and matrix-decoded signal...
Ambience signal components are obtained from source audio signals, matrix-decoded signal components are obtained from the source audio signals, and the ambience...
US-9,185,499 Binaural hearing aid with frequency unmasking
A hearing aid includes: at least one microphone for provision of at least one microphone audio signal in response to sound received at the at least one...
US-9,185,493 Method and apparatus for computing metric values for loudspeaker protection
Systems and methods thereof for obtaining metrics and an accurate threshold to prevent loudspeaker overheating, based on autocorrelation and cross-correlation...
US-9,185,492 Systems and methods for acousto-haptic speakers
The systems and methods described herein relate to, among other things, a transducer capable of producing acoustic and tactile stimulation. The transducer...
US-9,185,488 Control parameter dependent audio signal processing
Detection from sensors may be used to configure or modify the configuration of audio directional processing to improve user safety and/or communication by...
US-9,185,485 Methods and apparatus for processing audio signals
Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a...
US-9,185,479 Microphone module and microphone system having the microphone module
Microphone systems having wireless microphones are often used in events such as discussions, concerts, plays, etc. and normally have a plurality of wireless...
US-9,185,439 Signaling data for multiplexing video components
A server may provide information describing characteristics of audio and video components to a client, separately from encoded samples of the audio and video...
US-9,185,361 Camera-based tracking and position determination for sporting events using event information and intelligence...
Position information of equipment at an event, such as a ball, one or more players, or other items in a game or sporting event, is used in selecting camera,...
US-9,185,083 Concealing data within encoded audio signals
A method and apparatus for concealing data to be transmitted within an environment. A sound frequency map is identified based on sounds detected within the...
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