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Searching: audio signal





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Patent # Description
US-9,077,694 Agile network protocol for secure communications using secure domain names
A client device comprises: (a) a memory, (b) an application program, and (c) a signal processing configuration. The memory is configured and arranged to...
US-9,077,461 Streaming of digital data to a portable device
The present invention achieves wireless delivery of media streams to portable devices for providing media information related to a show or attraction for the...
US-9,077,435 Communication channel using logarithmic detector amplifier (LDA) demodulator
A method is provided for communicating signals at a low power level in an electromagnetic interference (EMI) environment. A first device transmits a modulated...
US-9,077,295 Class D amplification device
A controller 103 that conducts various controls corresponding to input information selects target voltage information and target dead time information...
US-9,076,459 Apparatus and method to classify sound to detect speech
Audio frames are classified as either speech, non-transient background noise, or transient noise events. Probabilities of speech or transient noise event, or...
US-9,076,458 System and method for controlling noise in real-time audio signals
A system for processing a digital audio signal that includes a plurality of samples is disclosed. The system comprises a magnitude determination module, a...
US-9,076,456 System and method for providing voice equalization
Systems and methods for providing voice equalization are provided. In exemplary embodiments, acoustic signals are received from both a near-end and a far-end...
US-9,076,455 Temporal interpolation of adjacent spectra
Embodiments of the present invention exploit redundancy of succeeding FFT spectra and use this redundancy for computing interpolated temporal supporting points....
US-9,076,452 Apparatus and method for generating audio signal having sound enhancement effect
An audio apparatus includes a decay pattern generator configured to generate a decay pattern to be applied in an early reflection region, and generate an audio...
US-9,076,450 Directed audio for speech recognition
Techniques are described for selecting audio from locations that are most likely to be sources of spoken commands or words. Directional audio signals are...
US-9,076,447 Acoustic activity detection apparatus and method
Streaming audio is received. The streaming audio includes a frame having plurality of samples. An energy estimate is obtained for the plurality of samples. The...
US-9,076,444 Method and apparatus for sinusoidal audio coding and method and apparatus for sinusoidal audio decoding
A method and apparatus for sinusoidal audio coding and decoding are provided. The method for sinusoidal audio coding includes performing sinusoidal analysis on...
US-9,076,440 Audio signal encoding device, method, and medium by correcting allowable error powers for a tonal frequency...
A disclosed encoding device converts an audio signal into frequency spectra, determines allowable error powers with respect to bands divided by the frequency of...
US-9,076,438 Audio processing method and apparatus by utilizing a partition domain spreading function table stored in three...
An audio processing method is disclosed. In the audio processing method, a modified discrete cosine transform (MDCT) algorithm is utilized to transform a...
US-9,076,437 Audio signal processing apparatus
An apparatus comprising at least one processor and at least one memory including computer program code the at least one memory and the computer program code...
US-9,076,433 Apparatus and method for generating a synthesis audio signal and for encoding an audio signal
An apparatus for generating a synthesis audio signal using a patching control signal has a first converter, a spectral domain patch generator, a high frequency...
US-9,076,432 Encoding apparatus, encoding method, and program
An encoding apparatus includes a noise detector configured to detect noise included in a certain band in accordance with an audio signal, a gain controller...
US-9,076,431 Filter architecture for an adaptive noise canceler in a personal audio device
A personal audio device, such as a wireless telephone, includes an adaptive noise canceling (ANC) circuit that generates an anti-noise signal from a reference...
US-9,076,427 Error-signal content controlled adaptation of secondary and leakage path models in noise-canceling personal...
A personal audio device, such as a wireless telephone, generates an anti-noise signal from a microphone signal and injects the anti-noise signal into the...
US-9,076,425 Apparatus and method for reducing digital noise of audio signal
Provided are an apparatus and method for reducing digital noise. The digital noise reducing apparatus includes: a clarified signal generator configured to...
US-9,075,697 Parallel digital filtering of an audio channel
An electronic audio apparatus is described that uses a digital audio filter in which a splitter separates an input frame of discrete time audio into different...
US-9,075,572 Media enhancement dock
Systems and methods are provided for enhancing the video and audio capabilities of an electronic device (102) using a media enhancement dock (150, 250)....
US-9,071,920 Binaural decoder to output spatial stereo sound and a decoding method thereof
A binaural decoder for an MPEG surround stream, which decodes an MPEG surround stream into a stereo 3D signal, and a decoding method thereof. The method...
US-9,071,919 Apparatus and method for encoding and decoding spatial parameter
An apparatus and method for encoding and decoding a spatial parameter are provided. A spatial parameter encoding apparatus may encode a spatial parameter using...
US-9,071,917 Hearing aid and hearing aid dual use dongle
A power dongle for a hearing aid includes conductive wires, each wire having a computing device end and a hearing aid end. A first connector is connected to the...
US-9,071,891 Acoustic transducer
This invention relates to acoustic drivers with stationary and moving coils. Time varying signals are applied to the moving and stationary coils to control the...
US-9,071,883 System and method for improved view layout management in scalable video and audio communication systems
A system and method for transmitting a plurality of video signals scalably coded into layers including a base layer and one or more enhancement layers and...
US-9,071,866 Wireless video/audio signal transmitter/receiver
This invention is new to the field in two ways: [1] it sends audio/video signals wirelessly between tablet computing devices and smartphones to projection...
US-9,071,864 Method and apparatus for correcting synchronization errors between audio signals and video signals
The present invention relates to an apparatus and method for correcting synchronization errors, which involve correcting synchronization errors occurring...
US-9,071,821 Method and system for long term monitoring of video assets
A method and system for test monitoring video assets provided by a multimedia content distribution network (MCDN) includes an expert test monitoring platform...
US-9,071,746 Embedded appliance for multimedia capture
A multimedia device includes input ports dedicated to receiving a real-time media signal and a processor system dedicated to capturing the real-time media...
US-9,071,663 Apparatus and method for processing an interactive service
A method of processing an interactive service and an apparatus thereof are disclosed. The present invention includes receiving uncompressed audio contents or...
US-9,071,368 Mixing board for audio signals
A mixing board for sound signals received on at least two channels, which can include the following circuits: a circuit for pre-listening to the sound signals...
US-9,071,216 Signal processing device and signal processing method
A signal processing device includes a first amplifier, a converter, a signal processor, a controller, and a second amplifier. The first amplifier amplifies a...
US-9,071,215 Audio signal processing device, method, program, and recording medium for processing audio signal to be...
An audio signal processing device capable of separating audio signal components which enhance the sence of presense from two channels of audio signals and...
US-9,071,214 Audio signal controller
The present invention relates to an audio signal controller adapted to receiving first and second digital audio signals and estimating a signal feature of the...
US-9,071,212 Audio amplifier
An audio amplifier may comprise a signal limiting circuit and a power amplifier. The signal limiting circuit may be configured to limit an audio signal received...
US-9,070,409 System and method for visually representing a recorded audio meeting
A system and method of visually representing a recorded audio meeting comprises a plurality of discrete microphones, each connected to an audio speaker as well...
US-9,070,408 Closed loop analog signal processor ("CLASP") system
A system, device, and method for recording audio with the character and sonic benefits of a genuine analog recording is disclosed. More specifically, an...
US-9,070,370 Technique for suppressing particular audio component
A coefficient train processing section, which sequentially generates per unit segment a processing coefficient train for suppressing a target component of an...
US-9,070,367 Local speech recognition of frequent utterances
In a distributed automated speech recognition (ASR) system, speech models may be employed on a local device to allow the local device to process frequently...
US-9,070,364 Method and apparatus for processing audio signals
An audio signal processing method is disclosed. The audio signal processing method includes receiving a residual and long term prediction information,...
US-9,070,362 Audio quantization coding and decoding device and method thereof
The present disclosure provides an audio quantization coding and decoding device and a method thereof. In the method, before a quantization coding process is...
US-9,070,358 Parametric encoding and decoding
An encoder for a multi-channel audio signal which comprises a down-mixer (201, 203, 205) for generating a down-mix as a combination of at least a first and...
US-9,070,263 Battery-powered device having a battery and loud sound detector using passive sensing
A communication device comprises a processing circuit having at least two modes, a sleep mode and an awake mode, a wireless communications circuit that can...
US-9,070,247 Automated virtual assistant
A system receives standard game output consisting of electronic signals for displaying text, numbers, and machine sounds and converts these signals to animated...
US-9,069,849 Methods for enforcing time alignment for speed resistant audio matching
Systems and methods are provided herein relating to speed resistant audio matching. Descriptors can be generated for a received audio signal and matched with...
US-9,069,065 Audio source localization
Techniques are described for determining locations of audio sources. Audio signals are captured from multiple locations. Pairs of the audio signals are analyzed...
US-9,067,068 Channel specific gain control including lateral suppression
A system is described for generating electrode stimulation signals for stimulation electrodes in an implanted electrode array on a given side of a bilateral...
US-9,066,182 Audio processing apparatus
A ZONE4 left audio signal Z4L is output without releasing a connection of a surround left speaker SSL. When determining that a playback of the ZONE4 left audio...
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