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Searching: audio signal
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| Patent # | Description |
|---|---|
| US-8,315,400 |
Method and device for acoustic management control of multiple microphones An earpiece (100) and a method (640) for acoustic management of multiple microphones is provided. The method can include capturing an ambient acoustic signal... |
| US-8,315,399 |
Device for and a method of processing audio data A device (500) for processing audio data (102) comprises an envelope detector (101) for detecting an envelope of the audio data (102) and a frequency generator... |
| US-8,315,398 |
System for adjusting perceived loudness of audio signals A method of adjusting a loudness of an audio signal may include receiving an electronic audio signal and using one or more processors to process at least one... |
| US-8,315,396 |
Apparatus and method for generating audio output signals using object
based metadata An apparatus for generating at least one audio output signal representing a superposition of at least two different audio objects comprises a processor for... |
| US-8,315,385 |
Digital entroping for digital audio reproductions The present invention provides a system and method for introducing white noises into a digital audio signal so that there is progressive and cumulative... |
| US-8,315,379 |
Single transducer full duplex talking circuit A full duplex talking audio circuit uses a single transducer Z.sub.T which, even when various characteristics including the strength of a transmission signal... |
| US-8,314,893 |
Remote control and method for automatically adjusting the volume output of
an audio device Embodiments of a remote control and a method are provided for automatically adjusting the volume output of an audio device, such as a television. In one... |
| US-8,314,839 |
Concealments for components of a covert video surveillance system A concealment (10) for equipment (13) including imaging devices, audio equipment, and sensors. The concealment comprises a frame (12) which, when assembled,... |
| US-8,314,696 |
Baby monitoring systems There is provided a baby monitoring system comprising a baby unit and a parent unit, the baby unit being for use in the vicinity of a baby or child, the baby... |
| US-8,312,485 |
System, method and computer program product for selective filtering of
objectionable content from a program A system, method, and computer program product is provided for the selective filtering of objectionable content from a program. The selective filtering of... |
| US-8,311,843 |
Frequency band scale factor determination in audio encoding based upon
frequency band signal energy A method of encoding a time-domain audio signal is presented. In the method, an electronic device receives the time-domain audio signal. The time-domain audio... |
| US-8,311,821 |
Parameterized temporal feature analysis A method (1) for classifying at least one audio signal (A) into at least one audio class (AC), the method (1) comprising the steps of analyzing (10) said audio... |
| US-8,311,817 |
Systems and methods for enhancing voice quality in mobile device Provided are methods and systems for enhancing the quality of voice communications. The method and corresponding system may involve classifying an audio signal... |
| US-8,311,816 |
Noise shaping for predictive audio coding apparatus An information coding apparatus includes a predictive signal generator that generates a predictive signal; a predictive residual signal generator that generates... |
| US-8,311,810 |
Reduced delay spatial coding and decoding apparatus and teleconferencing
system The delay in a multi-channel audio coding apparatus and a multi-channel audio decoding apparatus is reduced. The audio coding apparatus includes: a downmix... |
| US-8,311,809 |
Converting decoded sub-band signal into a stereo signal Synthesizing an output audio signal is provided on the basis of an input audio signal, the input audio signal comprising a plurality of input sub-band signals,... |
| US-8,311,590 |
System and method for improved loudspeaker functionality An electronic device comprises a microphone, a transceiver circuit, a loudspeaker, a sense element and a processing circuit. The microphone is configured to... |
| US-8,311,499 |
System and method for providing automatic tuning of a radio receiver and
for providing automatic control of a... A sound system with a radio receiver having the ability to automatically tune to a new radio station if (a) the current radio station is broadcasting a song,... |
| US-8,311,386 |
Control signal transmitting and receiving techniques for video/audio
processing IC and apparatus therefor Control signal transmitting and receiving methods for video/audio processing integrate circuit (IC), the method applied to a video player, and an apparatus... |
| US-8,311,262 |
Loudspeaker ceiling mount bracket A ceiling mount bracket for a loudspeaker. The ceiling mount bracket includes a mounting plate; an assembly to orient the loudspeaker; an assembly to receive... |
| US-8,311,260 |
Miniature stereo audio earphones A miniature audio earphone includes a pair of audio earphones, an electrical connector adapted for making a selectively detachable physical and electrical... |
| US-8,311,254 |
Speaker system An audio speaker comprises three modules stacked on one another to form a tower. The bottom module generates a magneto-strictive output that is coupled to the... |
| US-8,311,253 |
Earpiece positioning and retaining An earpiece. The earpiece includes an electronics module for wirelessly receiving incoming audio signals from an external source. The earpiece further includes... |
| US-8,311,243 |
Energy-efficient consumer device audio power output stage An energy-efficient consumer device audio power output stage provides improved battery life and reduced power dissipation. A power supply having a selectable... |
| US-8,311,242 |
Amplifying an audio signal A method of amplifying an output signal from a microphone or audio transducer so as to introduce a controllable degree of distortion for inputs having a wide... |
| US-8,311,241 |
Microphone circuit An infrared light emitting diode circuit and related methods are disclosed. Exemplary features of embodiments comprise circuitry for controlling the voltage... |
| US-8,311,240 |
Audio signal processing apparatus and audio signal processing method An audio signal processing apparatus includes a high-frequency components extraction means for extracting high-frequency components higher than a predetermined... |
| US-8,311,239 |
Method and apparatus for audio bass enhancement using stereo speakers Provided are a method and apparatus for audio bass enhancement using stereo speakers. By filtering a baseband signal of an input signal whose frequency is lower... |
| US-8,311,238 |
Audio signal processing apparatus, and audio signal processing method An audio signal processing apparatus includes: a dividing section dividing each of audio signals of a plurality of channels into a plurality of frequency bands;... |
| US-8,311,234 |
Echo canceller and communication audio processing apparatus Disclosed herein is an echo canceller for use in a sound reinforcement communication system configured to carry out a sound reinforcement communication by... |
| US-8,311,233 |
Position sensing using loudspeakers as microphones A multi-channel audio system having multiple loudspeakers is used to obtain information on the location of one or more independent noise sources within an area... |
| US-8,311,230 |
Speaker systems and methods having amplitude and frequency response
compensation A speaker system and method, in which the intelligibility of reproduced speech or music sound, derived from an audio program signal, is enhanced by means of at... |
| US-8,311,228 |
Ear input sound pressure level monitoring system Systems and methods for monitoring a sound pressure level dose at an ear are provided. A system includes an audio transducer which outputs a sound signal is... |
| US-8,311,227 |
Method and an apparatus for decoding an audio signal A method for processing an audio signal, comprising: receiving a downmix signal in time domain; if the downmix signal corresponds to a mono signal, bypassing... |
| US-8,311,093 |
Signal transmission apparatus and signal transmission method When transmitting an input image signal and an audio signal inputted in synchronization with the input image signal, each frame in the input image signal are... |
| US-8,311,085 |
Digital intercom network over DC-powered microphone cable A digital intercom system provides DC power and multi-channel bidirectional digital communications over existing cabling such as microphone cabling used in... |
| US-8,310,965 |
Buffered audio system with synchronizing bus controller An audio system includes an audio client device and an access point. The audio client device includes a buffer, a clock generator, a bus controller, a bus... |
| US-8,310,454 |
Translucent touch screens including invisible electronic component
connections Disclosed is a touch screen of semi-transparent mesh that may be utilized by, for example, a mobile communication device. The mesh may be utilized for both a... |
| US-8,310,313 |
Highly efficient class-G amplifier and control method thereof A highly efficient class-G amplifier includes an amplifier circuit coupled between a positive power rail and a negative power rail to amplify an audio input... |
| US-8,309,835 |
Signal distribution within modular structures facilitating aggregated and
field-customized musical instruments A signal distribution system for a customizable aggregated musical instrument is described. The signal distribution system interfaces with a plurality of... |
| US-8,309,834 |
Polyphonic note detection Processor-implemented methods and systems for polyphonic note detection are disclosed. The method includes converting a portion of a polyphonic audio signal... |
| US-8,308,558 |
Universal tactile feedback system for computer video games and simulations A universal tactile feedback system for computer and video game systems is disclosed which provides real time tactile feedback to enhance a user's experience... |
| US-8,306,828 |
Method and apparatus for audio signal expansion and compression An audio signal expansion and compression method for expanding and compressing an audio signal in a time domain, includes the steps of setting an initial value... |
| US-8,306,827 |
Coding device and coding method with high layer coding based on lower
layer coding results A coding device is provided with features in which optimum coding in a higher layer is flexibly carried out based on a coding result of a lower layer and a... |
| US-8,306,814 |
Method for speaker source classification A method for classifying a pair of audio signals into an agent audio signal and a customer audio signal. One embodiment relates to unsupervised training, in... |
| US-8,306,812 |
Method and apparatus to vary audio playback speed An audio playback speed control method and apparatus to control an audio playback speed using an optimal frame length with a small amount of calculation. The... |
| US-8,306,811 |
Embedding data in audio and detecting embedded data in audio A method of embedding data into an audio signal provides a data sequence for embedding in the audio signal and computes masking thresholds for the audio signal... |
| US-8,306,569 |
Multi-mode IC with multiple processing cores An integrated circuit (IC) includes an RF section, a DSP, and a plurality of processors. The RF section and the DSP process an inbound RF signal to produce... |
| US-8,306,493 |
Pilot based adaptation for FM radio receiver Performing a decoding mode of a frequency modulation (FM) signal for an adaptive FM radio receiver includes passing the FM signal through a FM demodulator to... |
| US-8,306,476 |
Digital controller and transmitter for portable electronic device A transmitting accessory couples with a portable electronic device such that audio signals or data from the device can be digitally transmitted to a remote... |
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