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Searching: audio signal





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Patent # Description
US-8,594,341 System and method for selectively switching between a plurality of audio channels
A system and method for selectively switching between a plurality of audio channels are provided. The system and method of the present disclosure will enable a...
US-8,594,338 Display apparatus
The invention relates a method and arrangement for presenting visual information responsive to an audio signal. A solution according to the invention comprises...
US-8,594,336 Sound image localization apparatus
A sound image localization apparatus comprises an L direct output section that produces an output signal by inputting an audio signal of a rear left audio input...
US-8,594,320 Hybrid echo and noise suppression method and device in a multi-channel audio signal
Acoustic echo control and noise suppression in telecommunication systems. The proposed method of processing multi-channels audio loudspeakers signals and at...
US-8,594,314 Extended signaling system and method
Embodiments are described that include a "front end" device located remotely from a local telephone location. The front end filters DC and AC current on a...
US-8,593,975 Non-intrusive monitoring of quality levels for voice communications over a packet-based network
Provided is a method and apparatus for objectively and non-intrusively measuring voice quality on live calls without disrupting the call session or the network....
US-8,593,573 System, method and apparatus for detecting docking of headphones
An application for a television with a headphone dock. The headphone dock provides status to the television as to when a set of headphones are docked (idle) or...
US-8,593,500 Video conference device and method for using the same
A video conference (VC) device for communicating with VC terminals includes a VC box and a set-top box (STB). The VC box includes a VC controller module, a...
US-8,593,499 Apparatus and method for improving video telephony quality using metadata based on radio signal strength
A method and apparatus for Video Telephony (VT) based on the radio signal strength in a radio terminal are provided. The method includes performing a signaling...
US-8,593,374 Output device and wearable display
A headphone includes a pad which is brought into contact with a human head, an enclosure which outputs an audio, and a dome as means for adjusting quality of...
US-8,593,301 Method and system for transmitting a warning message to a driver of a vehicle
A method and system for transmitting a warning message to a driver of a vehicle is provided. Authorization for uploading message data is provided followed by...
US-8,592,670 Polyphonic note detection
Processor-implemented methods and systems for polyphonic note detection are disclosed. The method includes converting a portion of a polyphonic audio signal...
US-8,592,669 Musical performance-related information output device, system including musical performance-related information...
Provided are a musical performance-related information output device and a musical performance system capable of superimposing musical performance-related...
US-RE44,611 System and method for integral transference of acoustical events
A sound system for capturing and reproducing sounds produced by a plurality of sound sources. The system comprises a device for receiving sounds produced by the...
US-8,589,998 HDMI and displayport dual mode transmitter
A method and apparatus is disclosed that is capable of transmitting video signals and/or audio signals using the HDMI interface standard or the DisplayPort...
US-8,589,969 Audience measurement apparatus, system and method for producing audience information of a media presentation
Audience measurement methods and systems for producing audience information of a media presentation are disclosed. An example apparatus includes an audio...
US-8,589,171 System and method for custom marking a media file for file matching
A file-identifying fingerprint or marker is associated with a media/audio file after waveform values are extracted therefrom via certain data extraction and/or...
US-8,589,167 Speaker liveness detection
A signal representative of an unpredictable audio stimulus is provided to a putative live speaker within a putative live recording environment. A second signal...
US-8,589,153 Adaptive conference comfort noise
A continuous comfort noise is provided that is overlaid for the entire duration of a conference call scenario. The comfort noise may be adapted to match the...
US-8,588,947 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 an apparatus for a processing a signal, the...
US-8,588,946 Portable devices for providing acoustic source information, apparatuses for providing acoustic source...
Disclosed are portable devices having function for providing information and contents related to various kinds of acoustic sources, apparatuses for providing...
US-8,588,923 Spectral profile adjustment of incoming audio signals for cochlear implant patients
An exemplary method includes a sound processor 1) storing data representative of a reference spectral profile for a cochlear implant patient, 2) detecting an...
US-8,588,863 Device, system, and method of augmenting cellular telephone audio signals
A device, system and method is described for augmenting cellular telephone signals for a cellular telephone. In an exemplary embodiment, an audio signal device...
US-8,588,717 Headphone antenna for radio communications device
A radio communications device includes a headphone assembly, which includes at least one aural speaker or transducer and a headphone cable functioning as an...
US-8,588,449 Audio driver
An audio driver including a diaphragm with a first side and a second side. The diaphragm is coupled to a transducer element on the second side and is arranged...
US-8,588,448 Communication eyewear assembly
A frame assembly worn to maintain at least one transparent eye panel in front of a wearer's eyes. A processor receives an incoming audio signal and wirelessly...
US-8,588,445 Hearing aid processing apparatus, adjustment apparatus, hearing aid processing system, hearing aid processing...
A hearing aid processing apparatus includes audio input units that receive input audio; hearing aid signal processing units that generate first and second...
US-8,588,440 Sweet spot manipulation for a multi-channel signal
An apparatus, such as a decoder is arranged to modify the sweet-spot of a spatial M-channel audio signal by modifying spatial parameters. Specifically, a...
US-8,588,433 Electret microphone circuit
There is disclosed a microphone, a circuit, and a method. A microphone capsule may include an electret microphone and a field effect transistor (FET). A...
US-8,588,432 Apparatus and method for authorizing reproduction and controlling of program transmissions at locations distant...
A wireless device and method may comprise a receiver and method for receiving wireless transmissions including program data. Program data may include audio...
US-8,588,431 Electrical system for a speaker and its control
An electrical apparatus includes a frame, a speaker connected to the frame, a digital signal processor in communication with the speaker to receive audio data...
US-8,588,430 Controlling an adaptation of a behavior of an audio device to a current acoustic environmental condition
It is described a method for controlling an adaptation of a behavior of an audio device (100) to a current acoustic environmental condition. The method...
US-8,588,429 Sound device and sound control device
The sound device includes an audio-information output unit, an analysis unit, an audio-division-spectrum output unit, a noise-division-spectrum output unit and...
US-8,588,428 Dynamic power sharing in a multi-channel sound system
A signal processing system for use in a multi-channel audio system having a plurality of power amplifier channels connected to a plurality of loudspeakers and...
US-8,588,427 Apparatus and method for extracting an ambient signal in an apparatus and method for obtaining weighting...
An apparatus for extracting an ambient signal from an input audio signal comprises a gain-value determinator configured to determine a sequence of time-varying...
US-8,588,079 Method of notifying a transmission defect of an audio signal
A method of notifying on a downstream link (2) of a network element (20) a transmission defect affecting an audio signal coded on an upstream link (1) of said...
US-8,587,725 Method of digital signal processing
A method of digitally processing images and/or audio in the form of a plurality of data samples, each data sample having a value representative of a visual or...
US-8,587,719 Ear-hanging miniature video camera
The present invention relates to the field of video camera and provides an ear-hanging miniature video camera. The ear-hanging miniature video camera comprises...
US-8,587,633 Video telephone system
According to one exemplary embodiment, a video telephone system includes: a digital broadcast receiver which receives a digital broadcast signal and reproduces...
US-8,587,292 Power measurement circuit
A system for power measurement in an electronic device includes a sensing unit, an analog-to-digital converter (ADC) and a controller. The sensing unit senses...
US-8,587,287 High-bandwidth linear current mirror
High linearity is essential in audio circuitry. As sampling rates for audio applications are needed, high speed and high linearity are needed in analog and...
US-8,584,935 Banking system operated responsive to data read from data bearing records
A banking system includes automated banking machines that operate responsive to data read from data bearing records. Transactions may also be carried out...
US-8,584,252 Electronic device and copyright protection method of audio file thereof
A copyright protection method is applied to an electronic device. The method includes: obtaining digital data of an audio file via Video on Demand (VOD);...
US-8,584,033 Individualized tab audio controls
According to one general aspect, a method may include detecting an audio signal configured to be played from a local loudspeaker. The method may also include...
US-8,583,445 Method and apparatus for processing a signal using a time-stretched band extension base signal
A method and apparatus for processing a signal are discussed. According to an embodiment, the method includes receiving extension information and a downmix...
US-8,583,444 Method and apparatus for canceling vocal signal from audio signal
Provided is a method of canceling a vocal signal, wherein the method includes obtaining a difference signal between two audio signals; and smoothing the...
US-8,583,431 Communications system with speech-to-text conversion and associated methods
A communications system includes a first communications device cooperating with a second communications device. The first communications device multiplexes a...
US-8,583,428 Sound source separation using spatial filtering and regularization phases
Described is a multiple phase process/system that combines spatial filtering with regularization to separate sound from different sources such as the speech of...
US-8,583,426 Speech enhancement with voice clarity
A method for enhancing speech components of an audio signal composed of speech and noise components processes subbands of the audio signal, the processing...
US-8,583,424 Spatial synthesis of multichannel audio signals
A method and associated device are provided for spatial synthesis of a sum signal to obtain at least two output signals, the sum signal as well as the...
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