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Searching: audio signal





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Patent # Description
US-8,838,028 Multi-mode cellular IC for multi-mode communications
An RFIC includes an RF section, a memory interface, a display interface, an audio codec, a bus matrix, and a processing unit. The RF section converts a first...
US-8,837,750 Device and method for manipulating an audio signal
A device and method for manipulating an audio signal includes a windower for generating a plurality of consecutive blocks of audio samples, the plurality of...
US-8,837,748 Method and apparatus for receiving and playing a signal in a radio receiver
A method and apparatus for receiving and playing a signal in a radio receiver to suppress microphonic feedback are provided by alternately pitch shifting a...
US-8,837,745 Electro-acoustic audio reverberation device and method
Disclosed is an audio reverberation apparatus. The audio reverberation apparatus interacts with or may include a mechanical or acoustic reverberation element....
US-8,837,744 Sound quality correcting apparatus and sound quality correcting method
A sound quality correcting apparatus includes: an input module; a feature quantity calculator; a score calculator; a modulation spectrum power calculator; a...
US-8,837,743 Surround sound system and method therefor
A surround sound system comprises a receiver (301) for receiving a multichannel spatial signal that comprises at least one surround channel. A directional...
US-8,837,330 Methods, systems, and media for combining conferencing signals
Methods, systems, and media for combining conferencing signals are provided. In some embodiments, methods for combining conferencing signals are provided,...
US-8,837,309 Device and method for estimating audiovisual quality impairment in packet networks
An audio and/or visual transmission quality device estimates transmission quality as perceived by a user based on observation and processing of objective...
US-8,836,910 Light and sound monitor
The present invention comprises a light and sound sensor system and method for repetitively measuring the luminance, chromaticity, sound, and infrared...
US-8,836,867 Video/audio signal processing apparatus
A current control portion of this video/audio signal processing apparatus is configured to set the amount of current supplied to a second external device...
US-8,836,798 Method and system for processing a composite video image
There are provided methods and systems for processing a composite video image. The composite video image may be a combination of an image and at least one...
US-8,834,020 Thermal imaging system
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-8,832,771 Apparatus and method for detecting a media device
A system that incorporates teachings of the present disclosure may include, for example, a mobile device having a controller to detect a location of a user by...
US-8,832,540 Controlling a time-scaling of an audio signal
For controlling a time-scaling of an audio signal, the audio signal being distributed to a sequence of frames that are received via a packet switched network, a...
US-8,831,960 Audio encoding device, audio encoding method, and computer-readable recording medium storing audio encoding...
An audio encoding device includes a time-frequency converting unit that conducts time-frequency conversion of channel signals included in an audio signal having...
US-8,831,959 Transform audio codec and methods for encoding and decoding a time segment of an audio signal
Methods and devices for efficient encoding/decoding of a time segment of an audio signal. Methods comprise deriving an indicator, z, of the position in a...
US-8,831,958 Method and an apparatus for a bandwidth extension using different schemes
An apparatus for processing an audio signal and method thereof are disclosed. The present invention includes receiving a spectral data of lower band and type...
US-8,831,947 Method and apparatus for large vocabulary continuous speech recognition using a hybrid phoneme-word lattice
A method and apparatus combining the advantages of phonetic search such as the rapid implementation and deployment and medium accuracy, comprising steps and...
US-8,831,937 Post-noise suppression processing to improve voice quality
Provided are methods and systems for improving quality of speech communications. The method may be for improving quality of speech communications in a system...
US-8,831,936 Systems, methods, apparatus, and computer program products for speech signal processing using spectral contrast...
Systems, methods, and apparatus for spectral contrast enhancement of speech signals, based on information from a noise reference that is derived by a spatially...
US-8,831,934 Speech enhancement method and system
A method of speech enhancement in a room (10) includes the steps of capturing audio signals from a speaker's voice by a microphone (12), estimating an ambient...
US-8,831,932 Scalable audio in a multi-point environment
Use of a scalable audio codec to implement distributed mixing and/or sender bit rate regulation in a multipoint conference is disclosed. The scalable audio...
US-8,831,762 Music audio signal generating system
A system for timbral change, capable of changing timbres included in an existing music audio signal to arbitrary timbres. Replaced harmonic peak parameters are...
US-8,831,761 Method for determining a processed audio signal and a handheld device
A method for determining a processed audio signal, comprising: establishing an ad-hoc network between a plurality of handheld devices, each handheld device...
US-8,831,759 Audio coding
Parametric stereo coders use perceptually relevant parameters of the input signal to describe spatial properties. One of these parameters is the phase...
US-8,831,681 Image guided audio processing
An image guided audio communication device is disclosed that includes a camera mounted on a front-side that captures an image. Directional information from the...
US-8,831,680 Flexible audio control in mobile computing device
A mobile computing device configured to communicate with an audio device comprises an interface circuit, a memory configured to store a plurality of sets of...
US-8,831,267 Audio jack system
An audio jack system includes a special audio jack adaptor that is particularly useful for digital players (e.g., cell phone, smartphone, MP3 player, computer,...
US-8,831,261 Speaker features of a portable computing device
A portable computing device can include one or more speakers integrated with internal components. In one embodiment, the speakers can be configured to produce...
US-8,831,255 Augmented reality (AR) audio with position and action triggered virtual sound effects
An augmented reality (AR) audio system for augmenting environment or ambient sound with sounds from a virtual speaker or sound source positioned at a location...
US-8,831,254 Audio signal processing
Systems and methods of processing audio signals are described. The audio signals comprise information about spatial position of a sound source relative to a...
US-8,831,250 Electronic device and transmitting methode thereof
An electronic device comprises a first output module, a judgment module, a first switch module, a second output module, an operation module, a second switch...
US-8,831,249 Clipping protection in fixed-width audio mixing
A mixing system provides both clipping protection and signal level conservation while the system operates in the original width type. The mixing system includes...
US-8,831,245 Method and device for modifying the sound volume of an audio alarm signal onboard an aircraft
A method for modifying a current sound-volume value assigned by an on-board system to an acoustic alert signal emitted on board an aircraft is provided. The...
US-8,831,240 Bluetooth device and audio playing method using the same
The present invention relates to a Bluetooth device and an audio playing method using the same. In which the Bluetooth device may be a Bluetooth headset,...
US-8,831,238 Noise cancellation system
A method of controlling a noise cancellation system, for use in an audio device, comprises: generating an ambient noise signal representative of ambient noise;...
US-8,831,232 Anti-noise earmuff device with Bluetooth module and audio signal processor
An anti-noise earmuff device includes an audio signal processor unit, a Bluetooth module, an audio mixer unit and an amplifier unit. The audio signal processor...
US-8,831,231 Audio signal processing device and audio signal processing method
An audio signal processing device includes a processing unit for convoluting head-related transfer functions with audio signals of a plurality of channels, and...
US-8,830,792 Mobile device localization using audio signals
Mobile device localization using audio signals is described. In an example, a mobile device is localized by receiving a first audio signal captured by a...
US-8,830,399 Method for combining data signals and video signals for transmission to video display units
A method capable of combining data signals and video signals for transmission to a video display unit. The method comprises the steps of generating a data...
US-8,830,396 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-8,830,162 System and method that generates outputs
The present invention relates to a system and method that generates outputs based on the operating position of a sensor which is determined by the biomechanical...
US-8,829,891 Digital multimeter
A digital multimeter includes a single chip processor, a sound chip connected to the single chip processor, a signal amplifying circuit, a speaker connected to...
US-RE45,126 Radio communication apparatus and radio communication method, radio communication system, recording medium, and...
The present invention relates to a radio communication apparatus and a radio communications method, a radio communication system, a recording medium, and a...
US-8,826,415 Automated device access
A method of unlocking a locked device includes receiving a device identifier over a wireless communication protocol, determining if the device identifier is...
US-8,826,360 Broadcasting method and broadcast signal receiving apparatus
A broadcasting method and a broadcast signal receiving apparatus is provided wherein auxiliary information, such as video and audio data for supplementing...
US-8,826,354 Method and system for testing closed caption content of video assets
A method and system for monitoring video assets provided by a multimedia content distribution network includes testing closed captions provided in output video...
US-8,826,329 Graphical user interface for a device having multiple input and output nodes
A graphical user interface (GUI) is described. The GUI includes first GUI elements that provide a visual representation of the nodes of an audio/video device....
US-8,825,496 Noise generation in audio codecs
The spectral domain is efficiently used in order to parameterize the background noise using a background noise estimator configured to determine a parametric...
US-8,825,468 Mobile wireless display providing speech to speech translation and avatar simulating human attributes
An apparatus includes a monocular display with a wireless communications interface, user input device, transmitter, and controller, and may provide a video link...
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