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Searching: audio signal
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| Patent # | Description |
|---|---|
| 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... |
| US-9,066,178 |
Audio processing apparatus A pre-out terminal that outputs a left outside audio signal can be fixed and an increase of the number of DACs is prevented. In the case that a surround back... |
| US-9,066,177 |
Method and arrangement for processing of audio signals Method and arrangement in an audio handling entity, for damping of dominant frequencies in a time segment of an audio signal. A time segment of an audio signal... |
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