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Searching: audio signal





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Patent # Description
US-8,170,243 Audio output apparatus and vibrator
An audio output apparatus is provided. The audio output apparatus includes: a vibration member, a vibrator, a vibrator positioning unit, and a vibrator-depth...
US-8,170,230 Reducing audio masking
This specification describes technologies relating to reducing audio masking. In general, one aspect of the subject matter described in this specification can...
US-8,170,226 Acoustic echo cancellation and adaptive filters
In one embodiment, a two-way telecommunication device may perform acoustic echo cancellation on incoming signals. An audio decoding module may produce an audio...
US-8,170,221 Audio enhancement system and method
An audio enhancement system for compensating for ambient noise in a listening environment, comprises an audio system that produces an electrical sound signal...
US-8,170,220 Image sensing apparatus with selectably combinable microphone signals to obtain desired directivity
Provided is an image sensing apparatus in which directivity can be changed in accordance with the position of the shooter. The image sensing apparatus includes...
US-8,170,218 Multi-channel audio treatment system and method
A multi-channel audio treatment method ensuring compatibility of a multi-channel signal and a stereo signal which includes: producing a left-hand downmix...
US-8,170,217 Audio signal processing apparatus
An audio signal processing apparatus is provided. The audio signal processing apparatus comprises a clock generator, a processing module, an amplifying module...
US-8,170,193 Spatial sound conference system and method
The spatial sound conference system enables participants in a teleconference to distinguish between speakers even during periods of interruption and overtalk,...
US-8,170,191 Method and system for handling audio signals of conference
A new system and method particularly useful in handling the audio of a "large" conference is disclosed. The system and method initially defines certain...
US-8,169,344 Method and system for audio CODEC voice ADC processing
Methods and systems for audio CODEC voice ADC processing are disclosed. Aspects of one method may include using a decimating filter that may be enabled to...
US-8,169,295 Manually operable position sensor
A manually operable position sensor is shown, for providing control signals to an electronic device, such as an audio player. A fabric ribbon (101) has a length...
US-8,168,877 Musical harmony generation from polyphonic audio signals
Melody and accompaniment audio signals are received and processed to identify one or more harmony notes and a harmony signal is produced based on the one or...
US-8,167,694 Message output device, wherein the message has a life duration
A battle situation detection unit (205) detects progress status of a battle controlled by a battle control unit (204) and winning and losing statuses of friend...
US-8,167,655 Portable multi-functional data storage transmitting and connecting device
A multi-functional data storage and transmitting and connecting device for an electronic device, includes a data transfer cable having a predetermined length,...
US-RE43,339 Audio and video signal recording and reproduction apparatus and method
An audio and video recording and reproduction apparatus and method is described, which uses a movable storage memory such as a memory card, so that audio and...
US-8,166,093 Method and apparatus for processing multimedia programs for play on incompatible devices
An apparatus and method is provided to generate digital audio signals, such as stereo signals, from a multimedia program. The program can be distributed...
US-8,165,889 Slot position coding of TTT syntax of spatial audio coding application
Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The...
US-8,165,548 Receiving apparatus
A receiving apparatus includes an analog demodulation unit, a digital demodulation/decoding unit, a delay unit, a reception state detecting unit, first/second...
US-8,165,341 Methods and apparatus to process imagery or audio content
The presently claimed invention relates generally to digital watermarking, and processing imagery (e.g., including video) or audio content. One claim recites a...
US-8,165,329 Hearing instrument with user interface
A hearing instrument includes a microphone for converting sound into an electric audio signal, a signal processor unit coupled to the microphone, the signal...
US-8,165,328 Hearing aid
A hearing aid is provided which comprise an audio signal input device (11), a signal processor (12) a signal output device (13) which presents a processed audio...
US-8,165,326 Sound field control apparatus
In a sound field control apparatus, a storage unit stores position information of a plurality of speakers disposed in a three-dimensional space and position...
US-8,165,320 Audio/video device having a volume control function for external audio reproduction unit by using volume...
An audio/video (A/V) device having a volume control function for external audio reproduction units by using volume control buttons of a remote controller is...
US-8,165,319 Method and system for reproducing an audio signal
A system and method of reproducing an audio signal produced by an audio system which includes an earphone is described. The method including the steps of:...
US-8,165,315 Multichannel wireless system
An audio system responsive to a source of audio programming. The audio system comprising a master amplifier connected to the source of audio programming, the...
US-8,165,314 Audio output apparatus and audio output method
An audio output apparatus includes a masking band determining unit configured to determine a first frequency band in which masking due to environmental sounds...
US-8,165,310 Dereverberation and feedback compensation system
A dereverberation and feedback compensation system reduces the echo received by a first audio device while reducing the speech feedback received from a second...
US-8,165,309 System and method for simulation of non-linear audio equipment
The invention describes an apparatus for software or hardware emulation of electronic audio equipment, which characterizes a non-linear behavior. The invention...
US-8,165,306 Information retrieving method, information retrieving device, information storing method and information...
A sound characteristic parameter is obtained for an audio signal to be analyzed by analyzing the signal by means of a sound characteristic parameter analyzing...
US-8,165,128 Method and system for lost packet concealment in high quality audio streaming applications
The present invention provides an audio streaming system and method for transmitting audio signals with high quality. The advantages of the present invention...
US-8,164,462 Geese chasing system
The geese chasing system includes of a housing encasing a visual signaling capability, sensor, and audio signaling capability. A plurality of housings can be...
US-8,162,330 Multi-purpose mobile cart
A Multi-Purpose Mobile Cart including a tool chest adapted to hold tools, a computer system for executing computer executable programs, a plurality of...
US-8,161,390 Apparatus for displaying formation of network
A display apparatus is designed for displaying formation of a network on a screen. The network is composed of a plurality of nodes and is capable of...
US-8,160,890 Audio signal coding method and decoding method
It possible not only to reduce a delay, but also to enhance the coding efficiency and reduce audio artifact upon coding. An audio signal coding method for...
US-8,160,888 Generation of multi-channel audio signals
A decoder (115) generates a multi channel audio signal, such as a surround sound signal, from a received first signal. The multi-channel signal comprises a...
US-8,160,887 Adaptive interpolation in upsampled audio signal based on frequency of polarity reversals
Digital audio sample data are adaptively processed for interpolation based on whether the frequency at which the digital audio signal samples reverse polarity...
US-8,160,874 Speech frame loss compensation using non-cyclic-pulse-suppressed version of previous frame excitation as...
An audio decoding device performs frame loss compensation capable of obtaining a decoded audio which is natural for ears with little noise. The audio decoding...
US-8,160,869 Method and apparatus for encoding continuation sinusoid signal information of audio signal and method and...
Provided are a method and apparatus for encoding an audio signal and a method and apparatus for decoding an audio signal. The method includes performing...
US-8,160,840 Comparison of data signals using characteristic electronic thumbprints extracted therefrom
A characteristic thumbprint is extracted from a data signal, the thumbprint based on statistics relating to the data signal. The data signal can be compared...
US-8,160,643 Radio accessory having pass through connector
A radio accessory for a portable electronic device, such as a digital music player, includes a connector that allows the radio to use accessories designed to...
US-8,160,489 Karaoke device with integrated mixing, echo and volume control
A karaoke device is included within an enclosure and having a voice pickup element integrated into the enclosure, the voice pickup element for converting sound...
US-8,160,432 Information recording medium, and apparatus and method for recording information to information recording medium
An information recording medium achieves high speed conversion of a signal input externally from MPEG-TS to MPEG-PS complying with the DVD standard. An...
US-8,160,423 Audio copy protection system
An apparatus for applying an anti-copy protection signal for use with switchable head recorders, such as Video Hi-Fi recorders, is described. A high frequency...
US-8,160,280 Apparatus and method for controlling a plurality of speakers by means of a DSP
In a reproduction environment, speakers are grouped in directional groups, wherein the directional groups overlap with respect to the associated speakers so...
US-8,160,278 Mixing system
A system automatically mixes a first audio signal and a second audio signal. The system includes a correlator that determines whether the first signal and the...
US-8,160,277 Method for outputting audio signals and audio decoder
Method for outputting an audio signal to an audio output, comprising outputting a first audio signal to said audio output; providing a second audio signal;...
US-8,160,276 Audio system and related method integrated with ultrasound communication functionality
Audio system and related method integrated with ultrasound communication functionality are provided. A communication transmitting device of proposed invention...
US-8,160,274 System and method for digital signal processing
The present invention provides for methods and systems for digitally processing an audio signal. Specifically, the present invention provides for a headliner...
US-8,160,272 Audio output circuits having ramped attenuation circuits that inhibit pop disturbances when audio sources are...
An audio output circuit includes a port attenuation circuit, which is configured to convert an abrupt dc voltage offset transition between a pair of audio...
US-8,160,271 Variable noise masking during periods of substantial silence
Methods and systems for masking audio noise are disclosed. One apparatus includes a silence detector configured to detect a period of substantial silence in an...
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