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Searching: audio signal





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Patent # Description
US-8,462,950 System and method for extracting, decoding, and utilizing hidden data embedded in audio signals
A system and method for enabling a user to retrieve, decode, and utilize hidden data embedded in audio signals. An exemplary implementation includes a...
US-8,462,634 System and method for automatically adapting audio packet marking in a packet network
Disclosed herein are systems, methods, and computer-readable storage media for managing a packet network to deal with a problem of dropped audio packets. A...
US-8,462,193 Method and system for processing audio signals
A multimedia conferencing system includes a loud speaker system, one or more microphones for receiving a local audio signal and a remote audio signal, a state...
US-8,461,983 Personal security device
A security device with a locator module and an identifier module sends an alert signal to warn others of an emergency situation. The security device uses a...
US-8,461,443 Control of light in response to an audio signal
Method, device and system for generating a light control parameter for controlling light (20), e.g. ambient light, in response to an audio signal (A). The audio...
US-8,459,559 Audio jack enabled synthetic barcode module
A coupon management system includes a synthetic barcode module. The synthetic barcode module comprises light management components and a controller. The light...
US-RE44,282 Apparatus and method for processing audio signals recorded on a medium
This invention relates to a karaoke CD format and a device for controlling audio signals utilizing the karaoke CD format which provides a user with selective...
US-8,458,784 Data protection system selectively altering an end portion of packets based on incomplete determination of...
Methods and systems for firewall/data protection that filters data packets in real time and without packet buffering are disclosed. A data packet filtering hub,...
US-8,458,757 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-8,458,744 Method for reducing channel change times and synchronizing audio/video content during channel change
A digital A/V apparatus provides reduced channel changes times and maintains synchronization between audio and video content during a channel change event....
US-8,458,375 Portable electronic device having multifunctional audio port
A portable electronic device includes an audio port, a universal serial bus (USB) circuit, an audio circuit, a detecting unit, a switch, and a microcontroller....
US-8,457,975 Audio decoder, audio encoder, methods for decoding and encoding an audio signal and computer program
An audio decoder for providing a decoded representation of an audio content on the basis of an encoded representation of the audio content comprises a...
US-8,457,969 Audio pitch changing device
An effect device may be configured such that when an input audio signal switches from a consonant to a vowel and an input level of the switched vowel is greater...
US-8,457,956 Reconstructing an audio signal by spectral component regeneration and noise blending
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-8,457,951 Methods and apparatus for performing variable black length watermarking of media
Methods, apparatus, and articles of manufacture are disclosed in which auxiliary information is added to or removed from an audio signal. In one example, the...
US-8,457,769 Interactive audio recording and manipulation system
A system for interactive audio recording and manipulation may include a controller having at least one two-axis analog control and plurality of control buttons....
US-8,457,614 Wireless multi-unit conference phone
A wireless conference phone system has a base station to couple at least one conference unit to a telephone network, such as the public switched telephone...
US-8,457,575 Obtaining and presenting metadata related to a radio broadcast
A system and method for presenting content related to a radio broadcast are provided. The system may include a radio device having a receiver configured to...
US-8,457,334 Audio apparatus, audio signal transmission method, and audio system
An audio apparatus, an audio signal transmission method, and an audio system are provided. The audio signal transmission method includes: wirelessly receiving...
US-8,457,330 Method and apparatus for boosting an audible signal in a notification system
The present invention is an apparatus and a concomitant method for boosting the audio signal generated by at least one notification appliance in a supervised...
US-8,457,328 Method, apparatus and computer program product for utilizing spatial information for audio signal enhancement...
An apparatus for utilizing spatial information for audio signal enhancement in a multiple distributed network may include a processor. The processor may be...
US-8,457,327 Mixer and communication connection setting method therefor
Mixer and one or more external devices, related to audio signal processing, are interconnected via a communication network, such as a LAN. For a particular one...
US-8,457,326 Output circuit for audio codec chip
An output circuit for audio codec chip includes a noise eliminating circuit electrically coupled to the audio codec chip for eliminating noise signals. The...
US-8,457,322 Information processing apparatus, information processing method, and program
According to the present invention, a parameter adjustment section setting, in accordance with a first parameter indicating a variant factor for playback speed...
US-8,457,321 Adaptive audio output
Devices, apparatus, methods, circuits and processors are implemented for control of audio signals. Consistent with one such apparatus, a processor circuit is...
US-8,457,319 Stereo encoding device, stereo decoding device, and stereo encoding method
There is disclosed a stereo encoding device capable of accurately encoding a stereo signal at a low bit rate and suppressing delay in audio communication. The...
US-8,457,215 Apparatus and method for suppressing noise in receiver
A receiver suppresses noise simultaneously using a noise suppressor and an automatic gain controller (AGC). The receiver divides a received signal into an audio...
US-8,456,508 Audio processing in a multi-participant conference
Some embodiments provide an architecture for establishing multi-participant audio conferences over a computer network. This architecture has a central...
US-8,454,374 Apparatus and method for mounting audio-visual components
A bracket or support bar system is for installing one or more audio-visual ("A/V") components or modules and generally overcomes the need for external cables...
US-RE44,261 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-RE44,259 Apparatus and method for processing audio signals recorded on a medium
This invention relates to a karaoke CD format and a device for controlling audio signals utilizing the karaoke CD format which provides a user with selective...
US-8,452,478 Automotive scan tool with enhanced audio, video and voice recognition functionality
A diagnostic tool for a vehicle, includes a signal translator communicating with the vehicle in at least one protocol, an input unit for inputting information,...
US-8,452,434 Mixing signal processing apparatus and mixing signal processing integrated circuit
User is allowed to designate a desired mode defining the respective numbers of channels and mixing buses, and processing for mixing input signals of the number...
US-8,452,433 Path setting method and apparatus for audio system, and audio system
In a mixing system where a console, engine and I/O devices, each possessing a plurality of supply sources and destinations, are connected to a network, a...
US-8,452,431 Effective deployment of temporal noise shaping (TNS) filters
The MPEG2 Advanced Audio Coder (AAC) standard limits the number of filters used to either one filter for a "short" block or three filters for a "long" block. In...
US-8,452,430 Method and an apparatus for processing an audio signal
An apparatus for processing an audio signal and method thereof are disclosed. The apparatus comprises an information receiving unit receiving a downmix signal...
US-8,452,427 Signal path using general-purpose computer for audio processing and audio-driven graphics
An audio system includes a general-purpose computer in the audio signal path to provide, or to enhance, pre-amplification functions. In one embodiment, in...
US-8,452,340 User-selectable headset equalizer for voice calls
A method of providing a user interface on a mobile device for enabling a user to select acoustic equalizer settings for voice call downlink audio signals, the...
US-8,452,328 Method and system of sharing a controller for a combined cellular phone and satellite radio
A method (300) and system (100) for sharing a controller for a combined cellular phone and satellite radio includes a cellular phone module (102), a satellite...
US-8,452,029 Audio system, electronic device and car audio system
An audio system including an inverter, a first amplifier, a first mixer, a main speaker, and a first audio output port is provided. The inverter receives a...
US-8,452,027 Audio conference system
An audio conference system including a controller, a plurality of microphones, and an antenna that makes the controller and the microphones communicate via...
US-8,452,019 Testing and calibration for audio processing system with noise cancelation based on selected nulls
A test system is configured to perform testing and calibration on a sound processing system by generating a test sound signal and measuring the outputs of the...
US-8,451,388 Audio processing apparatus and audio processing method for processing according to detected mode
An audio processing apparatus includes: a transmission signal input/output unit that inputs or outputs a video signal, an audio signal, and a control signal; a...
US-8,451,385 Signal transmitter and signal receiver
In a signal transmitter and a signal receiver, a multiplexing part multiplexes a video signal and a time-base-compressed audio signal on the basis of a...
US-8,451,377 Image display device, method of controlling the same and home network system
An image display device and a home network system are provided. The image display device transmits a broadcasting signal including at least one of a video data,...
US-8,451,375 Lip-sync correcting device and lip-sync correcting method
A video signal and an audio signal are transmitted from a source device to a sink device in conformity with respective predetermined interfaces through...
US-8,451,086 Remote control signaling using audio watermarks
A system for using a watermark embedded in an audio signal to remotely control a device. Various devices such as toys, computers, and appliances, equipped with...
US-RE44,245 Method and apparatus for detecting protection of audio and video signals
A method and apparatus for protecting access to audio and/or video data is accomplished when data is received, where the data may be audio data and/or video...
US-8,448,253 Program licence management technique in an audio signal processing system
CPU of a console accepts a full application activation instruction generated via an activation instruction switch. The CPU searches through all of apparatus of...
US-8,447,620 Multi-resolution switched audio encoding/decoding scheme
An audio encoder for encoding an audio signal has a first coding branch, the first coding branch comprising a first converter for converting a signal from a...
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