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Searching: audio signal
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| Patent # | Description |
|---|---|
| US-8,520,862 |
Audio system An audio system for enhancing localization of sound perceived by a listener in a listening position includes two loudspeakers and a signal processing unit. The... |
| US-8,520,859 |
System for comfort noise injection A noise injection system adds comfort noise to an audio signal. The system includes a background noise estimator that determines a spectral content of a... |
| US-8,520,858 |
Sound system and method for capturing and reproducing sounds originating
from a plurality of sound sources A sound system for capturing and reproducing sounds produced by a plurality of sound sources. The system comprises a device for receiving sounds produced by the... |
| US-8,520,779 |
Method and apparatus for audio noise reduction of frequency modulation
(FM) receiver A method and an apparatus for audio noise reduction of frequency modulation (FM) receiver are described. After receiving FM signal having pilot tone, pilot... |
| US-8,520,674 |
Campus audio-visual control and communication system A method and system for distributing audio, visual, data, annunciator and other information within an educational facility utilizes a bit-wise addressing scheme... |
| US-8,519,877 |
Low noise and low power arrangement for playing audio signals A circuit for providing audio signals to a load such as a speaker is provided that uses the speaker or headphone amplifier structure as a current to voltage... |
| US-RE44,466 |
Method and device for packaging audio samples of a non-PCM encoded audio
bitstream into a sequence of frames An audio bitstream is read from a digital video disc DVD for transfer, subsequent to parsing thereof, via an IEC 958 protocolled interface, for use in a... |
| US-8,516,373 |
Audio/visual amplifier, selection method, program, and recording medium An audio/visual amplifier for processing video signals and audio signals includes a display controller operable to control display of a menu such that an input... |
| US-8,515,770 |
Method and apparatus for encoding and decoding excitation patterns from
which the masking levels for an audio... A method and apparatus for approximating a true masking threshold for the quantization of spectral data in an audio transform encoder. According to the... |
| US-8,515,768 |
Enhanced audio decoder Methods, systems, and apparatus are presented for decoding an audio signal that includes bandwidth extension data. An audio signal that includes core audio data... |
| US-8,515,767 |
Technique for encoding/decoding of codebook indices for quantized MDCT
spectrum in scalable speech and audio codecs Codebook indices for a scalable speech and audio codec may be efficiently encoded based on anticipated probability distributions for such codebook indices. A... |
| US-8,515,759 |
Apparatus and method for synthesizing an output signal An apparatus for synthesizing a rendered output signal having a first audio channel and a second audio channel includes a decorrelator stage for generating a... |
| US-8,515,749 |
Speech-to-speech translation Systems and methods for facilitating communication including recognizing speech in a first language represented in a first audio signal; forming a first text... |
| US-8,515,742 |
Adding second enhancement layer to CELP based core layer In an embodiment, a method of transmitting an input audio signal is disclosed. A first coding error of the input audio signal with a scalable codec having a... |
| US-8,515,741 |
System (s), method (s) and apparatus for reducing on-chip memory
requirements for audio decoding Presented herein are system(s), method(s), and apparatus for reducing on-chip memory requirements for audio decoding. In one embodiment, there is presented a... |
| US-8,515,344 |
Diver communication system An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data... |
| US-8,515,343 |
Water based vehicle communications system An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data... |
| US-8,515,263 |
Contents reproduction apparatus A contents reproduction apparatus (e.g. an AV receiver) is connectable to various sources (e.g. audio/video devices) having audio/video contents which are... |
| US-8,515,262 |
Recording medium containing supplementary service information for
audio/video contents, and method and... The present invention relates to method and apparatus of providing supplementary service information for A/V contents written in a recording medium. This method... |
| US-8,515,257 |
Automatic announcer voice attenuation in a presentation of a televised
sporting event A method of automatic announcer voice removal from a televised sporting event. A sound processing circuit divides an audio input signal of a televised sporting... |
| US-8,515,250 |
Video recording device, video reproduction device, and method thereof A video reproduction apparatus includes audio data reading unit for reading audio data in a second file; video data reading units for reading video data in a... |
| US-8,515,240 |
Transporting vibro-kinetic signals in a digital cinema environment There is described method for producing a computer file for inclusion in an audio bundle of a digital cinema file in which is encoded a multi-channel... |
| US-8,515,239 |
Method and device for encoding vibro-kinetic data onto an LPCM audio
stream over an HDMI link There is described a method and device for encoding a vibro-kinetic signal (e.g., motion codes) directly onto a video player media (e.g., a DVD player) and for... |
| US-8,515,116 |
Headphones with waveguider A headphone having a waveguider is disclosed which can control the amount of air flowing into the headphone. The headphone includes: a housing having a... |
| US-8,515,114 |
Wireless system for hearing communication devices providing wireless
stereo reception modes The present subject matter relates to the wireless stereo reception of first and second audio information by wireless hearing communication devices. One type of... |
| US-8,515,109 |
Hearing aid with beamforming capability A hearing aid includes a first microphone for providing a first audio input signal, a second microphone for providing a second audio input signal, a signal... |
| US-8,515,106 |
Methods and apparatus for providing an interface to a processing engine
that utilizes intelligent audio mixing... A method for providing an interface to a processing engine that utilizes intelligent audio mixing techniques may include receiving a request to change a... |
| US-8,515,098 |
Noise suppression device and noise suppression method In a noise suppression device, an audio detector detects presence or absence of audio in an input signal. A first noise spectrum estimator estimates a noise... |
| US-8,515,097 |
Single microphone wind noise suppression A technique for suppressing non-stationary noise, such as wind noise, in an audio signal is described. In accordance with the technique, a series of frames of... |
| US-8,515,094 |
Distributed signal processing systems and methods Systems and methods for parallel and distributed processing of audio signals produced by a microphone array are described. In one aspect, a distributed signal... |
| US-8,515,092 |
Interactive toy for audio output An interactive toy for audio output is provided having a speaker contained within a housing, connected to an electrical signal defining an audio output to be... |
| US-8,515,091 |
Forwarding an audio signal in an immersive audio conference system A conference bridge of a conference system having a plurality of conference stations, the bridge comprising: reception means for receiving dual-channel audio... |
| US-8,515,087 |
Apparatus for processing an audio signal and method thereof A method of processing an audio signal is disclosed. The present invention includes receiving, by an audio processing apparatus, an input signal; estimating... |
| US-8,515,084 |
Passive sound pressure level limiter with balancing circuit A passive sound pressure level (SPL) limiter is provided that can be used with audio sources of varying drive levels and headphones or earphones of varying... |
| US-8,515,083 |
Methods for improved performance of prediction based multi-channel
reconstruction For a multi-channel reconstruction of audio signals based on at least one base channel, an energy measure is used for compensating energy losses due to an... |
| US-8,515,082 |
Method of and a device for generating 3D sound A device for processing audio data includes a summation unit configured to receive a number of audio input signals for generating a summation signal, a filter... |
| US-8,515,052 |
Parallel signal processing system and method A system and method for processing a plurality of channels, for example audio channels, in parallel is provided. For example, a plurality of telephony channels... |
| US-8,515,041 |
Audio conference feedback system and method An audio conference of three or more communication devices is set up. An audio stream of at least one of the communication devices is identified as having an... |
| US-8,514,946 |
Video MP3 system with apparatus and method for generating and restoring
reduced video data A video MP3 system including an audio/video (AV) decoder which further comprises a video decoder for restoring a moving picture signal in a MP3 player for... |
| US-8,514,929 |
Combined audio/video/USB device A combined audio video device includes inputs for receiving an audio video signal from a source. The device includes in one enclosure audio and video processor... |
| US-8,514,896 |
Device to synchronize audio and video pulses in a receiver The present invention relates to a device able to receive packets circulating in a packet-switching network. The packets include information on a... |
| US-8,514,844 |
System, method and apparatus for providing simulated stutter dial tone
from an IP end point device An embodiment of a method for providing a simulated stutter dial tone includes receiving a new voicemail notification message at a packet-based telephony... |
| US-8,514,753 |
Data format and data transfer A signal format that can be accessed, as a file, by the computer on which it is stored is provided with a plurality of concatenated content packages. The... |
| US-8,514,666 |
Electronic device with time update function and time update method An electronic device with time update function includes a radio module, a clock module, an audio input port, a storage module, and a processing module. The... |
| US-8,514,300 |
Imaging apparatus for reducing driving noise An imaging apparatus including a driving portion configured to move an optical system for acquiring an image of an object collects ambient sound to acquire an... |
| US-8,514,017 |
Variable gain amplifier and audio device A variable gain amplifier, to amplify an audio input signal to output an audio output signal at an adjustable gain, includes an operational amplifier having an... |
| US-8,511,546 |
Banking system operated responsive to data read from data bearing records A system includes automated banking machines that operate responsive to data read from data bearing records. Transactions can be carried out through... |
| US-8,510,798 |
Authentication in an audio/visual system having multiple signaling paths A method and structure for authentication in a system having devices capable of communicating via multiple signal paths. Authentication is carried out between... |
| US-8,510,768 |
Media usage monitoring and measurement system and method Media monitoring and measurement systems and methods are disclosed. Some embodiments of the present invention provide a media measurement system and method that... |
| US-8,510,361 |
Variable exponent averaging detector and dynamic range controller The VEA Detector and Dynamic Range Controller of the invention more accurately measure constant or non-constant, periodic or aperiodic, signals and the use of... |
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