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Searching: audio signal





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Patent # Description
US-8,136,178 Retractable rotating spa speaker system
A spa speaker apparatus having a housing with a speaker mounted therein, wherein the speaker can be extended and retracted with respect to the housing and the...
US-8,135,623 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-8,135,593 Methods, apparatuses and system for encoding and decoding signal
Methods and apparatuses for encoding a signal and decoding a signal and a system for encoding and decoding are provided. The method for encoding a signal...
US-8,135,585 Method and an apparatus for processing a signal
An apparatus and method for processing an encoded signal are discussed. The method includes: if a coding type of an audio signal is a mixed signal coding type,...
US-8,135,584 Method and arrangements for coding audio signals
According to the invention, an excitation signal is generated as a result of sampled excitation values in order to excite an audio synthesis filter, the...
US-8,135,483 Editing device and audio signal processing device
An editing device that edits a configuration of signal processing to be performed in a mixer engine having a programmable signal processor stores, for each of a...
US-8,135,221 Video concept classification using audio-visual atoms
A method for determining a classification for a video segment, comprising the steps of: breaking the video segment into a plurality of short-term video slices,...
US-8,135,163 Balanced armature with acoustic low pass filter
A balanced armature apparatus is disclosed that includes dual transducers for generating sound waves in response to electric audio signals. The dual transducers...
US-8,135,157 Headset with adjustable boom
A headset (1) comprises a body (3) and a boom (4), on which a microphone is located. The boom (4) is mounted so that the position of a microphone (5) relative...
US-8,135,152 Method and apparatus for envelope detection and enhancement of pitch cue of audio signals
A method and apparatus for detecting an envelope of an audio signal, and a method and apparatus for enhancing the pitch cue of an audio signal perceived by a...
US-8,135,151 Audio signal reproduction device and audio signal reproduction system
In an audio signal reproduction device and an audio signal reproduction system of the present invention, an SLch sound is reproduced as a mixed sound that is...
US-8,135,149 Wireless communication device
A wireless communication device includes a speaker grille, a built-in speaker provided behind the speaker grille, and an output amplifier connected to the...
US-8,135,146 Equalization method using equal loudness curve based on the IS0266:2003 standard, and sound output apparatus...
An equalization method using equal loudness curve, and a sound output apparatus using the same are disclosed. An audio signal is equalized using a standard...
US-8,135,145 Multi-level output signal converter
The present invention discloses a multi-level output signal converter, which is connected to an audio amplifier. The audio amplifier comprises a ...
US-8,135,141 Audio signal transmitting apparatus, audio signal receiving apparatus, audio signal transmission system, audio...
There is provided an audio signal transmitting apparatus including: a channel mapping unit which determines the audio signals allocated to each of the channels...
US-8,135,140 System for active noise control with audio signal compensation
An active noise control system generates an anti-noise signal to drive a speaker to produce sound waves to destructively interfere with an undesired sound in a...
US-8,135,139 Frequency transposition applications for improving spatial hearing abilities of subjects with high-frequency...
A method of configuring a frequency transposition scheme for transposing a set of received frequencies of an audio signal received by a hearing aid worn by a...
US-8,135,136 Audio signal enhancement
A device (10) for enhancing a multi-channel (e.g. stereo) audio signal has a parameter adjustment unit (13) for adjusting an original parameter (.alpha., ILD,...
US-8,135,077 Broadcast receiver and method of processing data
A broadcast receiver and a method of processing data are disclosed. The broadcast receiver includes a broadcasting module, at least one function module, and a...
US-8,135,066 Control of data processing
Data processing apparatus arranged to receive successive images from a video camera and to receive audio data from a microphone comprises means for detecting...
US-8,134,909 Optical information storage medium, optical information storage medium playback apparatus, method of...
A super resolution medium (1) is provided with an information signal region (11) where a content, such as a video or audio content, is recorded and a test read...
US-8,134,650 Control system and user interface for network of input devices
Apparatus, methods, and systems for centrally and uniformly controlling the operation of a variety of devices, such as communication, consumer electronic,...
US-8,134,644 Audio synchronizer control and communications method and apparatus
In television type systems having separate data, audio and video portions, it is desirable to maintain or correct the relative timing of the signals by delaying...
US-8,134,385 Split cascode line amplifier for current-mode signal transmission
Current-mode transmission is implemented in a cascode amplifier by splitting a cascode circuit into a front end and a back end to ensure wideband current-mode...
US-RE43,234 Method, apparatus and system for image projection lighting
A central controller and a number of image projection lighting devices ("IPLD"), a type of multiparameter light, are interconnected by an enhanced performance...
US-8,131,544 System for distinguishing desired audio signals from noise
A system distinguishes a primary audio source and background noise to improve the quality of an audio signal. A speech signal from a microphone may be improved...
US-8,131,543 Speech detection
The subject matter of this specification can be embodied in, among other things, a method that includes receiving an audio signal, determining an ...
US-8,131,391 Wireless digital audio music system
A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively...
US-8,131,386 Method and apparatus for simplified interconnection and control of audio components of an home automation system
A method and apparatus for distributing stereo signal of an audio system integrated with an home automation system. The audio system is further integrated with...
US-8,131,321 Vibration motor as a transducer of audio
A portable electronic device, such as a pager or a mobile station, has a housing and a vibration motor coupled to the housing for imparting vibration to it....
US-8,131,315 Wireless electronic device with multimode audio amplifier
An electronic device such as a handheld electronic device may include wireless communications circuitry. The wireless communications circuitry may include a...
US-8,131,280 Wireless terminal, base device, wireless system, wireless terminal control method, wireless terminal control...
A wireless AV system includes a central wireless unit, serving as a base device, and a TV main unit. The TV main unit includes an SS transmitter/receiver (T/R)...
US-8,131,133 System and method for modifying broadcast signals in closed circuit systems
A system and method are disclosed for modifying a television broadcast signal. In one embodiment, the system includes a memory that stores an alternate...
US-8,131,128 Audiovisual system and control method thereof
In an audiovisual system in which a TV, an AV amplifier, a DVD player and the like are combined, another device constituting the system is automatically set to...
US-8,130,998 Miniature speaker device and television set
A miniature speaker device includes a housing, a speaker mounted on the housing, a passive radiator mounted on the housing and vibrating in resonance with...
US-8,130,988 Method and apparatus for reproducing audio signal
An audio signal is supplied to a loudspeaker array to perform wavefront synthesis. A virtual sound source is produced at an infinite distance using wavefront...
US-8,130,980 Automatic gain control circuit for volume control and corresponding method for volume control
There is provided an automatic gain control circuit for volume control receiving at least one audio signal input via either a wired connection or a wireless...
US-8,130,977 Cluster of first-order microphones and method of operation for stereo input of videoconferencing system
An arbitrarily positioned cluster of three microphones can be used for stereo input of a videoconferencing system. To produce stereo input, right and left...
US-8,130,973 Superdirectional acoustic system and projector
A superdirectional acoustic system for reproducing a sound signal supplied from a real sound source by using a superdirectional speaker and producing a virtual...
US-8,130,972 Audio reproducing apparatus and program
A reproducing apparatus includes: a connecting part which is connected to an audio signal output apparatus through the three pole terminal; a storage part which...
US-8,130,969 Multi-channel echo compensation system
An echo compensation system may remove undesirable audio signals. The echo compensation system may utilize adaptive filters to remove echoes and undesirable...
US-8,130,844 Apparatus and method for synchronized playback
A synchronized playback apparatus for outputting a video and audio signal from superimposed video and audio data respectively that includes a video buffer for...
US-8,130,811 Assessing quality of service using digital watermark information
The disclosure details methods of measuring the quality of service of received media signals by analyzing digital watermarks embedded in such signals. The...
US-8,130,495 Audio amplifier in compact case with peak voltage and current limiting circuit and thermal cooling tunnel
An audio sound system has a printed circuit board disposed within a compact case. The PCB has a power conversion circuit for generating an operating potential,...
US-8,129,607 Electromagnetic field pickup for musical instruments
An electromagnetic field pickup (10) for a musical instrument including an electromagnetic signal generator (12), an electromagnetic field transducer (18), a...
US-8,127,334 Audio/video and data signal redistribution system
A system for redistributing a multiple input audio/video and data signals having a redistributing device equipped to receive signals in a multiple formats and...
US-8,127,231 System and method for audio equalization
The present disclosure relates to audio equalization devices and methods. A system is provided that permits frequency equalization or balancing of frequency...
US-8,127,037 System and method for listening to teams in a race event
A computer-implemented method and system allows a remote computer user to listen to teams in a race event. The method includes receiving audio signals from a...
US-8,126,709 Broadband frequency translation for high frequency regeneration
An audio signal is conveyed more efficiently by transmitting or recording a baseband of the signal with an estimated spectral envelope and a noise-blending...
US-8,126,706 Music detector for echo cancellation and noise reduction
An audio signal is divided among exponentially related subband filters. The spectral flatness measure in each subband signal is determined and the measures are...
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