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Searching: audio signal
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| Patent # | Description |
|---|---|
| US-8,750,526 |
Dynamic bandwidth change detection for configuring audio processor Provided are systems and methods for dynamic detection of changes in signal bandwidth associated with audio samples received by a communication device during... |
| US-8,750,525 |
Method to maximize loudspeaker sound pressure level with a high peak to
average power ratio audio source A system is provided to protect a loudspeaker (144) by controlling a level of an applied audio signal. A control signal is generated by applying an input audio... |
| US-8,750,524 |
Audio signal processing device and audio signal processing method When a correlation between an L channel and an R channel of a reproduction-target sound source is considerably high, virtual sound obtained from a reproduction... |
| US-8,750,493 |
Method and system for stereo echo cancellation for VoIP communication
systems An exemplary embodiment of the present invention is directed toward a method and system for cancelling line echo in the presence of a known secondary audio... |
| US-8,750,295 |
Embedded audio routing switcher An embedded-audio routing switcher includes an input configured to receive digital input signals. The digital input signals include video with embedded audio.... |
| US-8,749,716 |
Methods and apparatus for dynamic volume punch-through Methods and apparatus for dynamic volume punch through in a home entertainment system that includes a client device that receives programming signals coupled to... |
| US-8,749,705 |
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-8,749,611 |
Video conference system A video conference system built in an internet protocol (IP) network is provided. The system has: a multimedia capturing unit configured to photograph and... |
| US-8,749,394 |
System and method for efficiently generating audible alarms Various inventive features are disclosed for efficiently generating regulation-compliant audible alerts, including but not limited to 520 Hz square wave... |
| US-8,749,095 |
Uninterruptible power supply system and power management method thereof
suitable for audio visual apparatus An uninterruptible power supply system (UPS) and a power management method thereof suitable for an audio visual apparatus are provided. The uninterruptible... |
| US-8,748,724 |
Apparatus and method for generating effects based on audio signal analysis Inventive methods and apparatuses for causing one or more effects to be generated based on analysis of an audio signal are disclosed. The apparatuses may be... |
| US-8,745,679 |
Method for allocating channel resources in a broadband access system
during data transfer including multimedia data Invention refers to methods of data transfer, in particular--for transferring of multimedia data to user's stations with two-sided mode, for example--when user... |
| US-8,744,863 |
Multi-mode audio encoder and audio decoder with spectral shaping in a
linear prediction mode and in a... A multi-mode audio signal decoder has a spectral value determinator to obtain sets of decoded spectral coefficients for a plurality of portions of an audio... |
| US-8,744,860 |
Apparatus and method for providing messages in a social network A system that incorporates teachings of the present disclosure may include, for example, a server including a controller to receive audio signals and content... |
| US-8,744,843 |
Multi-mode audio codec and CELP coding adapted therefore In an embodiment, bitstream elements of sub-frames are encoded differentially to a global gain value so that a change of the global gain value results in an... |
| US-8,744,842 |
Method and apparatus for detecting voice activity by using signal and
noise power prediction values A robust method and apparatus to detect voice activity based on the power level of an audio frame. The method may include performing primary active/non-active... |
| US-8,744,841 |
Adaptive time and/or frequency-based encoding mode determination apparatus
and method of determining encoding... An adaptive time/frequency-based encoding mode determination apparatus including a time domain feature extraction unit to generate a time domain feature by... |
| US-8,744,606 |
Receiving device and a method for playback in a mobile receiver A receiving device for mobile reception of a receive signal including an audio signal associated with a currently received piece of music, and a method for... |
| US-8,744,524 |
User interface tone echo cancellation A multi-function communications device has a processor that generates a user interface audible tone signal. The device also has a downlink digital signal... |
| US-8,744,517 |
Mobile terminal with the function of wired communication A mobile terminal is provided including: a fixed network access control module for connecting the terminal with an analog user line and notifying the central... |
| US-8,744,337 |
Apparatus and methods of enhancing radio programming Apparatus and methods enhancing radio programming include receiving a broadcast radio transmission at a communication device. The broadcast radio transmission... |
| US-8,744,235 |
Method and apparatus for processing additional data in broadcast signal,
method and apparatus for recording... A method and apparatus for processing additional data in a broadcast signal, a method and apparatus for recording a broadcast signal, and a method and apparatus... |
| US-8,744,111 |
Earphone with tension diaphragm An earphone with tension diaphragm includes a front portion, a rear portion, a silicone gel earplug, a filtering net and a sound generating unit. As a user... |
| US-8,744,096 |
Digital audio mixer Once a human operator operates a fader knob of a desired channel downwardly toward a predetermined position, resistance force against the fader knob is... |
| US-8,744,094 |
Electronic device with increased immunity to audio noise from system
ground currents According to some aspects, an electronic device adapted to provide audio output via an audio system. The electronic device includes an audio jack adapted to be... |
| US-8,744,065 |
Method and system for monitoring contact center transactions A method and system for concurrently monitoring contact center agents. A user interface executes on a supervisor station and displays multiple agent... |
| US-8,743,292 |
Video/audio production processing control synchronization Video/audio production processing control synchronization apparatus and methods are provided. Processing control commands that are provided to a first... |
| US-8,743,283 |
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-8,743,282 |
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-8,743,212 |
Optimizing content calibration for home theaters A parameter detector sends at least one test signal to a display and receives at least one detected display parameter from a remote control device in proximity... |
| US-RE44,929 |
Volume control for audio signals A motion picture soundtrack reproduction system has a center front soundtrack channel and a plurality of other soundtrack channels. A volume control adjusts the... |
| US-8,739,238 |
Method and system for a media processor A system that incorporates teachings of the present disclosure may include, for example, a presentation device having a controller that performs operations... |
| US-8,739,211 |
Method and apparatus for storing broadcast program A method and apparatus for storing a broadcast program are provided. The apparatus includes: a signal processing unit which generates an audio/video (A/V) file,... |
| US-8,738,824 |
Low power audio codec Systems, methods, and other embodiments associated with a low power audio codec are described. According to one embodiment, an apparatus includes an audio codec... |
| US-8,738,386 |
Efficient multichannel signal processing by selective channel decoding An input signal conveying encoded information representing one or more audio channels is decoded by determining the configuration of channels represented by the... |
| US-8,738,385 |
Pitch-based pre-filtering and post-filtering for compression of audio
signals Systems and methods for enhancing the quality of an audio signal produced by an audio codec are described herein. In accordance with the systems and methods, a... |
| US-8,737,919 |
Video display apparatus and method of setting user viewing conditions A video display apparatus and a method of setting user viewing conditions of the same are disclosed. A video display apparatus includes a Bluetooth module... |
| US-8,737,819 |
Electronic device and media contents reproducing method thereof The present disclosure relates to an electronic device and a media contents reproducing method thereof. An electronic device according to an embodiment of the... |
| US-8,737,671 |
Light bulb loudspeaker and sound system A light bulb loudspeaker and sound system where a wireless or wire receiver, amplifier and power supply can be mounted inside of the boundary defined by a light... |
| US-8,737,659 |
Speaker apparatus and audio output method The present invention allows for the further enhancement of a low pitch range with a simple structure without increasing the size. The present invention is... |
| US-8,737,651 |
Hearing assistance system and method A system for providing hearing assistance to at least one user, having: at least one audio signal source; a first transmission unit with a digital transmitter... |
| US-8,737,648 |
Spatialized audio over headphones A spatial element is added to communications, including over telephone conference calls heard through headphones or a stereo speaker setup. Functions are... |
| US-8,737,645 |
Increasing perceived signal strength using persistence of hearing
characteristics One example embodiment increases perceived signal strength of a sound signal based on persistence of hearing. When the ear perceives a signal it takes a finite... |
| US-8,737,644 |
Reproducing apparatus and reproducing method A reproducing apparatus includes: a digital signal processing block configured to execute first boost processing for setting a volume level for an entered... |
| US-8,737,642 |
Audio reproducing apparatus An audio signal processing apparatus and method for extracting components from an input signal, generating additional components, combining components, and... |
| US-8,737,640 |
System, method and apparatus with environmental noise cancellation Disclosed herein are system, method and apparatus with environmental noise cancellation. The instant disclosure is particularly adapted to a receiver module... |
| US-8,737,639 |
Voice amplification assembly A voice amplification assembly is provided for facilitating amplification of a voice for public speaking. The assembly provides a portable wireless microphone... |
| US-8,737,638 |
Audio signal processing device, audio signal processing system, and audio
signal processing method An audio signal processing device includes multiple input reception units to which analog audio signals, on which watermark information indicating ... |
| US-8,737,635 |
Diaphonic acoustic transduction coupler and ear bud The disclosed methods and devices incorporate a novel expandable bubble portion which provides superior fidelity to a listener while minimizing listener... |
| US-8,737,631 |
Method for adjusting a hearing device with frequency transposition and
corresponding arrangement A method for adjusting a hearing system to the hearing preferences of a user of said hearing system is disclosed, wherein said hearing system is capable of... |
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