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Searching: audio signal





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Patent # Description
US-RE42,737 Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment
An integrated individual listening device and decoder for receiving an audio signal including a decoder for decoding the audio signal by separating the audio...
US-8,024,419 Method and system for remote access of personal music
In one aspect of the invention, a method is provided for storing audio files. The method includes: (a) receiving electronic files at a central location from a...
US-8,024,197 Sampling rate conversion apparatus and method thereof
A sampling rate conversion apparatus and a method thereof are provided which increase the sampling rate of a discrete audio signal sampled at a predetermined...
US-8,024,192 Time-warping of decoded audio signal after packet loss
A technique is described for use in a decoder configured to decode a series of frames representing an encoded audio signal. The technique is for transitioning...
US-8,024,180 Method and apparatus for encoding envelopes of harmonic signals and method and apparatus for decoding envelopes...
Provided are a methods and apparatuses for encoding/decoding an audio signal to efficiently encode/decode a harmonic envelope. The method of encoding an audio...
US-8,023,918 Methods and systems for stereo noise mitigation
Methods and systems are disclosed that mitigate stereo noise in FM broadcast receivers by assessing L-R (left-minus-right) and L+R (left-plus-right) levels...
US-8,023,835 Optical receiver, optical audio apparatus, optical communication apparatus and optical reception method
An optical receiver with a threshold voltage convergence and audio apparatus and communication apparatus using the optical receiver are provided. The optical...
US-8,023,773 Methods, apparatus and programs for generating and utilizing content signatures
The present invention generally relates to deriving and/or utilizing content signatures (e.g., so-called "fingerprints"). One claim recites a method including:...
US-8,023,692 Apparatus and methods to process video or audio
The presently claimed invention relates generally to video or audio data. One claim recites an apparatus. The apparatus includes an input to receive data...
US-8,023,689 Robust signature for signal authentication
A method, system and computer readable medium for the authenticating of an audio-visual signal, such as digital images or video comprising the generation of a...
US-8,023,672 Easy-to-assemble one-piece surround speaker structure
The present invention discloses an easy-to-assemble one-piece surround speaker structure, wherein a plurality of integrable speaker housings realizes a...
US-8,023,668 System for predicting the behavior of a transducer
A system for compensating and driving a loudspeaker includes an open loop loudspeaker controller that receives and processes an audio input signal and provides...
US-8,023,663 Music headphones for manual control of ambient sound
A headphone and method for allowing manually controlled reception of ambient sound by a user. More particularly, the invention relates to a headphone for...
US-8,023,660 Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal...
An apparatus for providing a set of spatial cues associated with an upmix audio signal having more than two channels on the basis of a two-channel microphone...
US-8,023,659 Mixing system, method and program
In a situation where a plurality of virtual sound sources are fixedly located, a mixing system allows a listener to increase or decrease the sound volumes of...
US-8,023,630 Techniques for voice instant messaging on a telephone set
Techniques for voice instant messaging (VIM) on a programmable telephone set include receiving configuration data that includes VIM ID data that indicates a...
US-8,023,590 NICAM audio signal resampler
A NICAM audio signal re-sampler may include a non-linear interpolator configured to interpolate in a non-linear manner between sequential digital samples that...
US-8,022,966 Video, audio and graphics decode, composite and display system
A video, audio and graphics system uses multiple transport processors to receive in-band and out-of-band MPEG Transport streams, to perform PID and section...
US-8,020,989 Wireless interactive headset
A wearable wireless audio device includes a support, an electronics circuit, and a speaker. The support includes a first ear stem and an orbital, and is...
US-RE42,711 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-RE42,708 System for avoidance of collision between an aircraft and an obstacle
A field unit for warning of a danger of collision between an aircraft and an obstacle, in particular a topographical ground obstacle or an obstacle formed by a...
US-8,020,084 Synchronization aspects of interactive multimedia presentation management
Methods and systems for determining a total elapsed play time of an interactive multimedia presentation having a play duration, a video content component, and...
US-8,019,917 Digital video/audio capture device and method thereof
In audio/video (AV) capture, two video streaming adapters (VSAs) receive an original input video signal and a compressed input video signal respectively to...
US-8,019,906 Dual mode displayport (DP) and high definition multimedia interface (HDMI) transmitter configured to transmit...
A system and method for dual mode DP and HDMI transmission are provided. Briefly described, one embodiment of a dual mode DP and HDMI transmitter, among others,...
US-8,019,616 Method and apparatus for encoding audio signal, and method and apparatus for decoding audio signal
Methods and apparatuses for encoding and decoding of an audio signal using a mixture of a time-frequency method and a parametric method according to the audio...
US-8,019,614 Energy shaping apparatus and energy shaping method
A temporal processing apparatus includes: a splitter splitting an audio signal, included in the sub-band domain, into diffuse signals indicating reverberating...
US-8,019,609 Sonic/ultrasonic authentication method
A method for verifying and identifying users, and for verifying users' identity, by means of an authentication device capable of transmitting, receiving and...
US-8,019,604 Method and apparatus for uniterm discovery and voice-to-voice search on mobile device
A method, system and communication device for enabling uniterm discovery from audio content and voice-to-voice searching of audio content stored on a device...
US-8,019,597 Scalable encoding apparatus, scalable decoding apparatus, and methods thereof
A scalable encoding apparatus capable of reducing the bit rates of encoded parameters and also capable of efficiently encoding audio signals in which a...
US-8,019,454 Audio processing system
An audio processing system controls an audio input signal. The audio processing system includes a signal analyzer that detects content information and source...
US-8,019,453 Decimator and decimating method for multi-channel audio
A decimator is used to process a multi-channel audio signal, and includes a memory, a controller and a processing unit. The processing unit is used to decimate...
US-8,019,449 Systems, methods, and devices for processing audio signals
Certain exemplary embodiments provide a method comprising a plurality of activities, comprising: initiating a communications connection between an audio device...
US-8,019,431 Enhanced signal processing for cochlear implants
The restoration of melody perception is a key remaining challenge in cochlear implants. A novel sound coding strategy is proposed that converts an input audio...
US-8,019,429 Carrier and envelope triggered cochlear stimulation
Generation of electrode stimulation signals for an implanted electrode array is described. An acoustic audio signal is processed to generate band pass signals...
US-8,019,386 Companion microphone system and method
A method and system for enhancing speech intelligibility using wireless communication in portable, battery-powered and entirely user-supportable devices. The...
US-8,019,350 Audio coding using de-correlated signals
A multi-channel signal having at least three channels can be reconstructed such, that the reconstructed channels are at least partly de-correlated from each...
US-8,019,297 Radio receiver, audio system, and method of manufacturing radio receiver
A radio receiver includes a frequency converter, an oscillation circuit, an A/D converter, and a digital demodulator. The A/D converter digitally samples the...
US-8,019,273 Mobile communication terminal, channel information providing module, method of automatically accessing to DMB,...
A mobile communication terminal to automatically access to DMB includes a broadcast receiving unit that receives and demodulates a DMB signal, extracts and...
US-8,019,095 Loudness modification of multichannel audio signals
Scaling, by a desired amount s.sub.m, the overall perceived loudness L.sub.m of a multichannel audio signal, wherein perceived loudness is a nonlinear function...
US-8,019,094 Audio processing system with function of automatic gain control and method thereof
The present invention relates to an audio processing system with function of automatic gain control and method thereof. The method includes steps of: receiving...
US-8,019,089 Removal of noise, corresponding to user input devices from an audio signal
A noisy audio signal, with user input device noise, is received. Particular frames in the audio signal that are corrupted by user input device noise are...
US-8,019,076 Portable speakerphone device and subsystem utilizing false doubletalk detection
Disclosed herein are portable teleconferencing products that implement a doubletalk detector in a low frequency range or in a frequency range commensurate with...
US-8,019,050 Method and apparatus for providing feedback of vocal quality to a user
Embodiments of the invention relate to a feedback mechanism that informs a user of a communication device to adjust the volume, pitch, tone or other...
US-8,018,993 Relay device and signal decoding device
There is provided a relay device capable of simultaneously transmitting various additional information such as audio information, character information, and...
US-8,018,337 Emergency notification device and system
An audio warning monitoring device, system and method including an audio detector, one or more audio screens to determine if monitored sound is an alarm, a...
US-8,018,328 Adaptive audio content generation system
Methods and systems are provided which generate an alarm signal that alerts individuals who may be in the vicinity of a reversing vehicle and that alerts a...
US-8,018,280 Thermal regulation of a class-D audio amplifier
A class-D audio amplifier is protected by thermal regulation which decreases the gain of the class-D audio amplifier by asserting an over-temperature signal...
US-8,015,587 System for monitoring direct broadcast wireless signals
A system and method for monitoring direct broadcast satellite signals. In a most general embodiment, the invention (10) includes a mechanism (20) for receiving...
US-8,015,309 Packet prioritization and associated bandwidth and buffer management techniques for audio over IP
The present invention is directed to voice communication devices in which an audio stream is divided into a sequence of individual packets, each of which is...
US-8,015,263 System and method for creating and posting media lists for purposes of subsequent playback
A method and apparatus for creating and posting media is provided. For example, the invention allows a user to quickly create, signal process, encode, and...
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