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Searching: audio signal





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Patent # Description
US-8,819,717 Audio based methods and apparatus for detecting a channel change event
Methods and apparatus for detecting a channel change event are disclosed. An example method identifying at least one of a first muted audio condition or a first...
US-8,818,818 Audio encoding device, method, and program which controls the number of time groups in a frame using three...
[PROBLEMS] To provide a high-quality audio signal encoding technique by controlling the number of time/frequency groups in a frame. [MEANS FOR SOLVING PROBLEMS]...
US-8,818,811 Method and apparatus for performing voice activity detection
This application relates to a voice activity detection (VAD) apparatus configured to provide a voice activity detection decision for an input audio signal. The...
US-8,818,800 Off-axis audio suppressions in an automobile cabin
The suppression of off-axis audio in an audio environment is provided. Off-axis audio may be considered audio that does not originate from a region of interest....
US-8,818,798 Method and system for determining a perceived quality of an audio system
The invention relates to a method for determining a quality indicator representing a perceived quality of an output signal of an audio system with respect to a...
US-8,818,542 Method and device for reducing interference in an audio signal during a call
In order to reduce interference in an audio signal during a call on a mobile communication device, a plurality of transforms of the audio signal is performed,...
US-8,818,541 Cross product enhanced harmonic transposition
The present invention relates to audio coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR). A system and a...
US-8,818,539 Audio encoding device, audio encoding method, and video transmission device
An audio encoding device includes, a time-frequency transform unit that transforms signals of channels included in an audio signal having a first number of...
US-8,818,537 Software monitor and control application for use with a digital audio studio suite
A crosspoint matrix for digital signal routing and control, the matrix realized by software code includes a plurality of configurable inputs adapted to accept...
US-8,818,008 Display apparatus and control method thereof
A display apparatus includes a display part to display an image thereon, a speaker to output sound, an audio input part to receive an audio signal, an audio...
US-8,818,005 Capacitor controlled switch system
A switch controller is provided that uses one or more capacitors to generate a slow turn on/slow turn off switch control signals to suppress audible switching...
US-8,818,000 System, device, and method utilizing an integrated stereo array microphone
The invention relates to an audio device for use proximate a user's ears. The audio device includes first and second audio transmitting/receiving devices that...
US-8,817,997 Stereophonic sound output apparatus and early reflection generation method thereof
A stereophonic sound output apparatus and an early reflection generation method thereof. The stereophonic sound output apparatus includes an early reflection...
US-8,817,996 Audio signal processing system and its hearing curve adjusting unit for assisting listening devices
An audio signal processing system for use in assisting listening devices is disposed in a digital signal processor. The audio signal processing system comprises...
US-8,817,993 Audio device with volume adjusting function and volume adjusting method
An audio device and a volume adjusting method are provided. The audio device includes a speed sensor, a first FIFO buffer unit, and a second FIFO buffer unit....
US-8,817,992 Multichannel audio coder and decoder
There is disclosed inter alia a method for dividing a first and a second signal into a plurality of time frames and determining for each time frame a first time...
US-8,817,991 Advanced encoding of multi-channel digital audio signals
A method is provided for coding a multi-channel audio signal representing a sound scene comprising a plurality of sound sources. The method comprises...
US-8,817,967 End-to-end session without signaling protocol
A base station of a cordless telephone includes a transceiver, a control module, a connection handler, and a media handler. The transceiver wirelessly...
US-8,817,774 Integrated set-top box DSL VOIP WIFI device
An integrated Set-Top Box DSL VOIP WIFI device including a housing; a telecommunications line input for accepting a telecommunications line containing a video...
US-8,817,740 Methods and devices of a queue controller for dual mode bidirectional audio communication
Disclosed are a queue controller and method thereof for dual mode I/O devices and methods for transmission of a short range radio link such as a Bluetooth link...
US-8,817,183 Method and device for generating and detecting fingerprints for synchronizing audio and video
This invention relates to a device and a method of generating a first and a second fingerprint (102,104) usable for synchronisation of at least two signals...
US-8,817,181 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,817,180 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-8,816,873 Entertainment apparatus for a seated user
A seat (5) includes a sensor (21) mounted on the seat which is arranged to sense the presence of an object, or movement or position of an object in a...
US-8,816,182 Digital audio connections for portable handheld computing devices
Systems and methods for processing a signal of an electric guitar are provided. An input guitar signal is received by a portable handheld computing device. The...
US-8,814,877 Use of micro- and miniature position sensing devices for use in TKA and THA
A system for assisting in a surgical process, comprising: (a) a surgical device taken from a group consisting of a surgical tool and a surgical implant; (b) a...
US-8,813,165 Audio/video storage/retrieval system and method
An audio/video storage/retrieval system and method that permits efficient and cost-effective simultaneous recording of multi-channel A/V information from a...
US-8,813,153 Method and system for receiving and processing digital content
An intelligent device is configured to receive a DTV signal that includes audio/visual information as well as data signals in a datacast format. The datacast...
US-8,813,147 System and method for synchronizing video indexing between audio/video signal and data
This invention is directed to a transmission system having a broadcast data synchronization and transmission system including a stream unit which detects group...
US-8,813,146 Method and system for region-based monitoring of video assets
A method and system for monitoring video assets provided by a multimedia content distribution network (MCDN) includes an expert test monitoring platform (ETMP)...
US-8,813,137 Apparatus and method for decoding digital image and audio signals
An apparatus and method for decoding of encoded signals representing at least image information from a storage medium is claimed. A storage device is configured...
US-8,813,128 Method and system for providing a multi-decoder based channel surfing service
Methods and systems for providing a multi-decoder based channel surfing service. One aspect provides a method of providing a multi-decoder based channel surfing...
US-8,812,923 Error concealment for sub-band coded audio signals
A decoder and method of decoding a sub-band coded digital audio signal. The decoder comprises: an input, for receiving sub-band coefficients for a plurality of...
US-8,812,534 Machine assisted query formulation
Architecture for completing search queries by using artificial intelligence based schemes to infer search intentions of users. Partial queries are completed...
US-8,812,327 Coding/decoding of digital audio signals
A method of hierarchical coding of a digital audio frequency input signal into several frequency sub-bands, including a core coding of the input signal...
US-8,812,322 Semi-supervised source separation using non-negative techniques
Systems and methods for semi-supervised source separation using non-negative techniques are described. In some embodiments, various techniques disclosed herein...
US-8,812,309 Methods and apparatus for suppressing ambient noise using multiple audio signals
A method for suppressing ambient noise using multiple audio signals may include providing at least two audio signals captured by at least two electro-acoustic...
US-8,812,308 Apparatus and method for modifying an input audio signal
An apparatus for modifying an input audio signal has an excitation determiner, a storage device and a signal modifier. The excitation determiner determines a...
US-8,812,306 Speech decoding and encoding apparatus for lost frame concealment using predetermined number of waveform...
An audio decoding device capable of suppressing an information amount for a lost flame compensation process and encoding efficiency is provided. A decoded sound...
US-8,812,223 Systems and methods for alerting aircraft crew members of a runway assignment for an aircraft takeoff sequence
System and methods are provided alerting an aircraft crew member of a runway assignment for an aircraft takeoff sequence from a runway of an airport having a...
US-8,812,141 System, medium and method of encoding/decoding multi-channel audio signals
An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information...
US-8,812,140 Signal transforming method, transforming device through audio interface and application program for executing...
A signal transforming method receives external analog audio signal through an audio I/O interface on a mobile device. The mobile device installs an application...
US-8,811,929 Power management for a battery-powered handheld audio device
A method for managing power of a battery-powered handheld audio device by receiving an indicia of signal quality for a received continuous-time radio signal....
US-8,811,908 Method and apparatus for expanding wireless rear speaker in home theater system
A wireless rear speaker expanding apparatus which allows wired rear speakers to expand as wireless rear speakers by attaching a card-type wireless module in a...
US-8,811,765 Encoding device configured to generate a frequency component extraction signal, control method for an encoding...
Disclosed is an encoding device, which is an encoding device that outputs an encoded signal including a signal in which an original signal is encoded, the...
US-8,811,646 Retractable earphone set
A retractable earphone set including a first spring wheel assembly and a second spring wheel assembly rotatably disposed within a housing, a pair of cables...
US-8,811,643 Integrated cochlear implant headpiece
An integrated headpiece for a cochlear implant system includes a microphone for outputting an audio signal; signal processing electronics for processing the...
US-8,811,630 Systems, methods, and apparatus to filter audio
Systems, methods, and apparatus to filter audio are disclosed. An example device includes first and second audio speakers having first audio characteristics, a...
US-8,811,629 Automatic volume control for combined game and chat audio
A system may comprise an input circuit, one or more filter circuits, one or more common signal detection circuits, and a controller. The input circuit may...
US-8,811,628 Compact noise suppression circuit for small speakers
A compact noise suppression circuit for a small speaker system and having a circuit board with a left signal input connection and a right signal input...
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