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Searching: audio signal





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Patent # Description
US-7,564,304 Audio power amplifier apparatus
The invention concerns an audio power amplifier apparatus capable of providing at low manufacturing cost extremely low non-linear distortion, even lower than...
US-7,563,976 Apparatus and method for processing at least one MIDI signal
There is provided an apparatus for processing at least one MIDI signal. The apparatus includes a first input for receiving MIDI signals, a second input connected...
US-7,563,973 Method for making electronic tones close to acoustic tones, recording system for the acoustic tones, tone...
A grand piano generates acoustic tones through vibrations of strings and sound board so that the acoustic tones are converted to analog audio signals at...
US-7,563,971 Energy-based audio pattern recognition with weighting of energy matches
An energy-based pattern recognition algorithm receives the input frames of an audio signal and a test frame sequence and returns a best match in the audio signal...
US-7,563,131 Integrated wall plate assembly and premise wiring system incorporating the same
A wall plate for premise wiring. The wall plate is preterminated with a quick-connect coupling to enable fast connection and disconnection with a complementary...
US-RE40,860 Electrostatic audio loudspeakers
An electrostatic transducer, such as a loudspeaker or microphone, comprises a multi-layer panel (1) incorporating an electrically insulating middle layer (2)...
US-7,562,392 Methods of interacting with audio and ambient music
The present invention relates generally to interacting with audio and ambient music, e.g., as obtained by a handheld device such as a cell phone. One combination...
US-7,562,169 Video and audio front end assembly and method
A Video and Audio Front End Assembly and Method. The device and method of this invention takes advantage of the hardware improvements available in personal...
US-7,562,020 Wearable computer system and modes of operating the system
A wearable computer system has a user interface with at least an audio-only mode of operating, and that is natural in appearance and facilitates natural...
US-7,561,935 Integrated multimedia signal processing system using centralized processing of signals
Integrated processing of multimedia signals can eliminate unnecessary signal processors and converters without losing the functionality of typical home...
US-7,561,934 Audio signal processing device
In an audio signal processing device which processes audio signals and outputs the audio signals, setting controls, such as filter controls, for setting values...
US-7,561,933 Apparatus and method for processing audio signal and computer readable recording medium storing computer...
An audio signal processing apparatus and method and a computer readable recording medium storing a computer program for the method are provided. The audio signal...
US-7,561,713 Electro-acoustic device for creating patterns of particulate matter
An electro-acoustic device for creating patterns of particulate matter comprises a housing (2) one end of which is closed and the other end of which is open, a...
US-7,561,711 Audio peripheral for an electronic device
A peripheral for an electronic device having a speaker is provided. The peripheral includes an input device for placement proximal to the speaker for receiving...
US-7,561,703 Audio system, audio apparatus, and method for performing audio signal output processing
An audio system, an audio apparatus, and a method for performing audio signal output processing are provided that prevent the occurrence of sound interruption of...
US-7,561,702 Method and system for the pre-processing and post processing of an audio signal for transmission on a highly...
Method and system adapted to modifying an audio signal or speech signal comprising a step in which the frequency spectrum S(k) of the signal is converted by the...
US-7,561,701 Method and apparatus for identifying the direction of incidence of an incoming audio signal
To determine the direction of incidence for a signal from an acoustic signal source using a directional microphone system, which has at least two microphones,...
US-7,561,698 Auto shutoff for portable audio devices
A system for automatically shutting of a portable audio player is disclosed. A portable audio player includes a microphone, an audio detector and a processor....
US-7,561,688 Embedding supplementary data in an information signal
Disclosed is a method of adjusting a supplementary data signal (wm(n)) to be embedded in an information signal (x(n)), for example an audio signal. The method...
US-7,561,495 Method for recording information, in particular audio signals, received via radio, in particular broadcast radio
A method for storing information, in particular audio signals, received via radio, in particular broadcast radio, the received information being written to a...
US-7,561,215 Method and apparatus for wirelessly controlling devices peripheral to AV device
Apparatus and method which integrates and automates AV system to control peripheral devices with one remote control including wireless bridge connected to...
US-7,561,211 Video/audio system
A video/audio system includes a video/audio output unit (head unit) 1 for outputting video information and audio information to a monitor 5 or an audio...
US-7,561,177 Editing multiple camera outputs
Various embodiments provide a system and method for producing an edited video signal from a plurality of cameras. Briefly described, one embodiment is a method...
US-7,561,061 Monitor with reminder sound
A monitor with reminder sounds is disclosed. The device includes at least a monitor, at least a button and an audio player. The button is disposed on the monitor...
US-RE40,841 Sound recording and reproduction system for model train using integrated digital command control
A system is provided for recording, storing and reproducing sound for playing back in an environment requiring simulated sounds, voices, and/or sound effects....
US-7,558,964 Cued one-time passwords
A method, apparatus, system, and signal-bearing medium that, in an embodiment, receive cues, one-time passwords, and a presentation order. The cues and one-time...
US-7,558,809 Task specific audio classification for identifying video highlights
A method classifies segments of a video using an audio signal of the video and a set of classes. Selected classes of the set are combined as a subset of...
US-7,558,636 Apparatus and method for adaptive signal characterization and noise reduction in hearing aids and other audio...
A system and method for characterizing the contents of an input audio signal and for suppressing noise components of the input audio signal are described. The...
US-7,558,547 Radio receiver that changes function according to the output of an internal voice-only detector
A radio receiver includes a voice-only detection mechanism that detects when the current radio station is transmitting mostly voice, and that changes the...
US-7,558,541 Amplifier gain and phase stabilizer
Methods and apparatus are provided for stabilizing the phase and gain of an amplifier in a power pooling arrangement. A pilot signal combining a reference...
US-7,558,529 Earpiece/microphone (headset) servicing multiple incoming audio streams
The present invention provides a modular wireless headset with which to service multiple incoming audio streams. This modular wireless headset includes a...
US-7,558,527 Radio receiver system and method of injecting audio content
A system and method of injecting audio content into a radio system is provided. The method includes the steps of receiving in a radio receiver a first RF signal...
US-7,558,384 Audio alert system and method
A user-programmable audio alert system, device, and method includes an audio alert created by a user and programmed into a device, such as a wireless telephone....
US-7,558,173 Disk device and control method therefore
A disk device which performs recording and reproduction of an audio-visual signal for an optical disk, includes: a determination unit for determining whether an...
US-7,557,838 Imaging method and imaging apparatus
An imaging unit reads a signal out of an image pickup device to generate an image signal based on captured image. Signal processor generates image data from the...
US-7,557,829 Device that reads data encoded as dots
A system is disclosed for reading data encoded as a series of invisible dots carried on a substrate. The system has a detector that detects the dots on the...
US-7,556,597 Active vibration attenuation for implantable microphone
The invention is directed to an implanted microphone having reduced sensitivity to vibration. In this regard, the microphone differentiates between the desirable...
US-RE40,836 Apparatus and methods for providing text information identifying audio program selections
Apparatus and methods are disclosed for providing text information which identifies audio program selections, such as musical selections, stored on a compact...
US-7,555,536 Apparatus and methods for providing an audibly controlled user interface for audio-based communication devices
The invention is directed to techniques for providing an audibly controlled interface for a user of a limited audio-based communication device, for example, a...
US-7,555,437 Medical documentation system
An electronic documentation system for use in care for a patient given by a health care provider, comprising a documentation device having a digital video...
US-7,555,434 Audio decoding device, decoding method, and program
An energy corrector (105) for correcting a target energy for high-frequency components and a corrective coefficient calculator (106) for calculating an energy...
US-7,555,432 Audio steganography method and apparatus using cepstrum modification
Audio steganography methods and apparatus using cepstral domain techniques to make embedded data in audio signals less perceivable. One approach defines a set of...
US-7,555,410 Circuit for use with multifunction handheld device with video functionality
A circuit for use by a multifunction handheld device is coupleable to an audio output device, the multifunction handheld device including a color video display...
US-7,555,354 Method and apparatus for spatial reformatting of multi-channel audio content
A method and device are described to process an event on an audio rendering device. The method may comprise rendering a first audio stream via at least a first...
US-7,555,348 Remote transtelephonic monitor user interface
Patients fitted with an implantable medical device (IMD) must typically return to their medical providers for follow-up sessions where the medical provider...
US-7,555,204 Integrated recording and editing apparatus and system
A field editing system for editing materials in a material collecting place. Data for management of digital video and audio signals and data of an edit list are...
US-7,555,132 Apparatus and method for adjusting sound volume for televisions and other audio systems
An apparatus (10) for adjusting sound volume for an audio system includes a controller (101) connected to an amplifier (40) of the audio system for controlling...
US-7,555,131 Multi-channel relative amplitude and phase display with logging
An audio test device and method provide a visual display of audio parameters for plural audio channels. One audio channel at least temporarily is deemed a...
US-7,555,130 Acoustic correction apparatus
An acoustic correction apparatus processes a pair of left and right input signals to compensate for spatial distortion as a function of frequency when the input...
US-7,555,124 Secure video system for display adaptor
A secure video system for a graphics display adaptor includes a module for decrypting a content signal from a media player or other secure content source. The...
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