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WO/2011/048094 |
In accordance with a first aspect of the present invention, bitstream elements of sub-frames are encoded differentially to a global gain value so that a change of the global gain value of the frames results in an adjustment of an output ...
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WO/2011/049514 |
The present invention relates to a method and a background estimator in voice activity detector for updating a background noise estimate for an input signal. The input signal for a current frame is received and it is determined whether t...
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WO/2011/048117 |
An audio signal decoder (200) for providing a decoded representation (212) of an audio content on the basis of an encoded representation (310) of the audio content comprises a transform domain path (230, 240, 242, 250, 260) configured to...
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WO/2011/050274 |
A vehicle sound generator system is configured to generate a signal configured to drive one or more speakers produce sound waves simulating sounds associated with a desired engine type. The signal is based on one or more operating condit...
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WO/2011/048815 |
An encoding apparatus (1) comprises: a pitch contour analyzing unit (101) for detecting information; a dynamic time warping unit (102) for generating, based on the detected information, a pitch change ratio (Tw_ratio: FIG. 18) that is th...
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WO/2011/048826 |
In speech translation, it has been impossible to select appropriate processing results and to select appropriate apparatuses. Provided is a control apparatus configured to: receive a speech recognition processing result, which contains a...
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WO/2011/048792 |
Provided is a sound signal processing apparatus capable of performing a sound signal processing, such as time scaling or frequency modulation, with only a small calculation amount. A sound signal processing apparatus for converting an in...
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WO/2011/048010 |
The application relates to a method for encoding time marking information within audio data. According to the method, time marking information is encoded as audio metadata within the audio data. The time marking information indicates at ...
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WO/2011/048242 |
The structure of the piano comprises a rigid rear plate fixed to two lateral faces and a floor plate, in addition to two outer lateral plates, a base plate for the keys, and a floor bar with notches for inserting the pedals. The pedals c...
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WO/2011/048323 |
The invention relates to a sound absorption device which comprises a multilayer structure (10) crossed by a plurality of channels (1) forming a porous network and making the device pervious through the body thereof (e). Said channels (1)...
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WO/2011/048099 |
An audio decoder (2200) for providing a decoded audio information (2212) on the basis of an encoded audio information (2210) comprises an arithmetic decoder (2220) for providing a plurality of decoded spectral values (2224) on the basis ...
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WO/2011/048820 |
Disclosed is an encoding apparatus that can efficiently encode, based on the spectral data of a lower frequency part, the spectral data of a higher frequency part for a signal that is a broad or extra-broad band signal or the like, there...
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WO/2011/047887 |
The present invention relates to coding of audio signals, and in particular to high frequency reconstruction methods including a frequency domain harmonic transposer. A system and method for generating a high frequency component of a sig...
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WO/2011/046329 |
Disclosed is an integrated voice/audio encoding/decoding apparatus whereby the overlap region of a window is adjusted based on the transition interval. In the present invention, encoding is carried out by making windows of relatively lon...
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WO/2011/045637 |
A method and system for associating a voice pattern with a contact record and/or for identifying a speaker using a mobile device (10). A mobile device (10) may include a voice identification application for extracting a voice pattern fro...
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WO/2011/045548 |
The present invention pertains to a method of parametric coding of a multichannel digital audio signal comprising a step of coding a signal arising from a channel reduction matrixing of the multichannel signal. The method of coding furth...
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WO/2011/045669 |
Ultrasound transducers may be mapped by varying a focus-affecting parameter and adjusting the parameter so as to improve focus quality. In some embodiments, mapping involves successively varying the phase of one transducer element, or gr...
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WO/2011/045465 |
The invention relates to a method and an apparatus in which samples of at least a part of an audio signal of a first channel and a part of an audio signal of a second channel are used to produce a sparse representation of the audio signa...
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WO/2011/044848 |
Embodiments of the present invention relate to a signal recognition method, which includes: obtaining signal characteristics of a current frame of input signals; determining whether the current frame is a background signal frame or not a...
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WO/2011/044842 |
A method, a device and a coder for voice activity detection are provided. The method for voice activity detection includes: obtaining the fluctuating characteristic values for representing the fluctuating value of the background noise, w...
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WO/2011/045927 |
Disclosed is an encoding device, wherein the energy information of a given layer is efficiently encoded using a scalable encoding method in which the band to be encoded is selected in each layer, and the quality of decoded signals can be...
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WO/2011/045926 |
Disclosed is an encoding device that improves the quality of a decoded signal in a hierarchical coding (scalable coding) method, wherein a band to be quantized is selected for every level (layer). The encoding device (101) is equipped wi...
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WO/2011/044700 |
A frequency-domain noise shaping method and device interpolates a spectral shape and a time-domain envelope of a quantization noise in a windowed and transform-coded audio signal. In the method and device, transform coefficients of the w...
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WO/2011/047171 |
Highly expressive and flexibly programmable foot-operated controllers are described. Specific implementations are intended for musical applications and allow musicians an unprecedented degree of control of a wide variety of musical compo...
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WO/2011/045409 |
An apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation and a parametric side information associated with the downmix signal representat...
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WO/2011/045549 |
The invention relates to a method of parametric decoding of a stereo digital audio signal, comprising a step of synthesizing (synth.) the stereo signal, per frequency sub-band, on the basis of a decoded mono signal of formula (I), arisin...
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WO/2011/046474 |
The invention relates to a method for the reliable identification of a speaker based on long or short phonograms, phonograms recorded in different channels with high interference and distortion levels, and phonograms including random spe...
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WO/2011/045846 |
A control unit (10) presents on a monitor (9), a category for each vocabulary acquired by a communication unit (15) and performs an interactive operation using an input device (2) so as to select a vocabulary for each category. A dictio...
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WO/2011/044798 |
A signal classification method and a device, wherein the signal classification method includes: acquiring and caching the spectral fluctuation parameters of the current signal which has been confirmed to be the foreground frame (S201), a...
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WO/2011/046531 |
The present invention is a banjo tone ring with vertical sides (30) as opposed to the angled design of conventional banjo tone rings (120). The ring (30) of the present invention has specific height (h) to width (w) or thickness ratios a...
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WO/2011/044898 |
A hearing aid (1a, 1b) comprising a time domain codec. The code comprises a decoder adapted to generate a decoded output signal based on an input quantization index and comprising a predictor (4) and a predictor adaptation (11) as well a...
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WO/2011/046329 |
Disclosed is an integrated voice/audio encoding/decoding apparatus whereby the overlap region of a window is adjusted based on the transition interval. In the present invention, encoding is carried out by making windows of relatively lon...
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WO/2011/044795 |
An audio signal detection method and device which detect foreground and background of the inputted audio signal, and further detect the detected background signal frame based on a music eigenvalue combined with a judge rule, thus can det...
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WO/2011/044853 |
A method and device for realizing the trace of a background noise in a communication system is provided, which belongs to the communication field. The method comprises calculating the signal-to-noise ratio of a present frame based on a v...
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WO/2011/044856 |
A method, a device and an electronic equipment for voice activity detection are provided. The method comprises acquiring time domain sorting parameters and frequency domain sorting parameters from audio frames (S110); acquiring first dis...
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WO/2011/046474 |
The invention relates to a method for the reliable identification of a speaker based on long or short phonograms, phonograms recorded in different channels with high interference and distortion levels, and phonograms including random spe...
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WO/2011/045506 |
The invention relates to the processing of sound data encoded in a sub-band domain, for dual-channel playback of binaural or transaural® type, in which a matrix filtering is applied in order to go from a sound representation with N chan...
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WO/2011/045950 |
Provided is an interior material for motor vehicles which is lightweight and has excellent sound absorption and sound insulation performance. The interior material for motor vehicles which is lightweight and has high sound absorption and...
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WO/2011/047171 |
Highly expressive and flexibly programmable foot-operated controllers are described. Specific implementations are intended for musical applications and allow musicians an unprecedented degree of control of a wide variety of musical compo...
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WO/2011/045669 |
Ultrasound transducers may be mapped by varying a focus-affecting parameter and adjusting the parameter so as to improve focus quality. In some embodiments, mapping involves successively varying the phase of one transducer element, or gr...
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WO/2011/041834 |
Equipment (10) for reconstructing a recorded sound field includes a sensing arrangement (12) for measuring the sound field to obtain recorded data. A signal processing module (14) is in communication with the sensing arrangement (12) and...
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WO/2011/044429 |
A speech generation device for use with a wheelchair is disclosed. The speech generation device may generally include a display unit mounted in a position relative to the wheelchair so as to provide a user of the wheelchair visual access...
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WO/2011/043380 |
Disclosed is a voice recognition device comprising: an information processing unit (10) which carries out processing for deriving words corresponding to external voice signals; an output unit (20) which sequentially outputs words; and a ...
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WO/2011/042149 |
An input signal conveying encoded information representing one or more audio channels is decoded by determining the configuration of channels represented by the encoded information, obtaining from the channel configuration a channel sele...
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WO/2011/044153 |
Metadata comprising a set of gain values for creating a dominance effect is automatically generated. Automatically generating the metadata includes receiving multiple audio streams and a dominance criterion for at least one of the audio ...
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WO/2011/042960 |
An active vibratory noise control apparatus can be advantageously used to cancel a vibratory noise by outputting a control sound from a loudspeaker. The active vibratory noise control apparatus comprises a step-size parameter varying mea...
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WO/2011/042808 |
A signal separation system includes: an external microphone; an internal sensor that detects only an internal noise from an internal noise source present inside the system; a discrete Fourier transform unit (310) that performs a discrete...
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WO/2011/042502 |
The present invention relates to a method for the detection of noise and speech segments in a digital audio input signal, said input signal being divided into a plurality of frames comprising: - a first stage (10) in which a first classi...
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WO/2011/042743 |
The present invention relates to a device comprising a shaft having at least a first portion and a second portion that can adopt a closed position in which the first and second portions are positioned adjacent each other and an open posi...
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WO/2011/043227 |
A frequency band enlarging apparatus and method, an encoding apparatus and method, a decoding apparatus and method, and a program wherein the frequency band is enlarged, thereby reproducing music signals with higher sound quality achieve...
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