Patents
Sitemap › G10 - Musical instruments; Acoustics › G10L - Speech analysis or synthesis; Speech recognition; Speech or voice processing; Speech or audio coding or decoding › G10L 19 - Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
Patents for G10L 19 - Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis (31,960)
10/2012
10/17/2012EP2510516A2 Method for encoding information object and encoder using the same
10/17/2012EP2510515A1 Decoding of multichannel aufio encoded bit streams using adaptive hybrid transformation
10/17/2012CN102741921A Improved subband block based harmonic transposition
10/17/2012CN102741920A Decorrelating audio signals for stereophonic and surround sound using coded and maximum-length-class sequences
10/17/2012CN102741918A Method and apparatus for voice activity detection
10/17/2012CN102737647A Encoding and decoding method and encoding and decoding device for enhancing dual-track voice frequency and tone quality
10/17/2012CN102737642A Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program
10/17/2012CN102737641A Audio signal encoding method, audio signal decoding method, encoding device, decoding device, audio signal processing system, audio signal encoding program, and audio signal decoding program
10/17/2012CN102737640A Speech encoding/decoding device
10/17/2012CN102737639A Safety communication method for voice information
10/17/2012CN102737638A Voice decoding method and device
10/17/2012CN102737637A Method for data transmission by using voice-like modulation and demodulation
10/17/2012CN102737636A Audio coding method and device thereof
10/17/2012CN102737635A Audio coding method and audio coding device
10/17/2012CN102314882B Method and device for estimating time delay between channels of sound signal
10/17/2012CN102169694B Method and device for generating psychoacoustic model
10/17/2012CN101743586B Audio encoder, encoding methods, decoder, decoding method, and encoded audio signal
10/17/2012CN101625865B Method, device and system for testing DRA consistency
10/17/2012CN101609679B Embedded coding and decoding method and device
10/17/2012CN101479786B Method for encoding and decoding object-based audio signal and apparatus thereof
10/16/2012US8290784 Signal processing method and program
10/16/2012US8290783 Apparatus for mixing a plurality of input data streams
10/16/2012US8290782 Compression of audio scale-factors by two-dimensional transformation
10/16/2012US8290770 Method and apparatus for sinusoidal audio coding
10/16/2012US8290337 Reproduction apparatus, reproduction processing circuit, reproduction method, reproduction program, and computer-readable record medium with reproduction program
10/16/2012US8289951 Communications gateway with messaging communications interface
10/11/2012WO2012138819A2 Audio encoding method and system for generating a unified bitstream decodable by decoders implementing different decoding protocols
10/11/2012WO2012138594A1 Automatic configuration of metadata for use in mixing audio programs from two encoded bitstreams
10/11/2012WO2012137617A1 Encoding method, decoding method, encoding device, decoding device, program, and recording medium
10/11/2012WO2012137455A1 Speech processing device, method of processing speech data, speech data processing program
10/11/2012US20120259645 Method and apparatus for encoding audio data
10/11/2012US20120259644 Audio-Encoding/Decoding Method and System of Lattice-Type Vector Quantizing
10/11/2012US20120259643 Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-channel audio signal using a linear combination parameter
10/11/2012US20120259642 Audio stream combining apparatus, method and program
10/11/2012US20120259625 System for processing an audio signal to enhance speech intelligibility
10/11/2012US20120259624 Systems, processes and integrated circuits for rate and/or diversity adaptation for packet communications
10/11/2012US20120259623 System and Method of Providing Generated Speech Via A Network
10/11/2012US20120259622 Audio encoding device and audio encoding method
10/11/2012US20120257111 Broadcast Receiving Apparatus and Method of Outputting Program Information as Speech In Broadcast Receiving Apparatus
10/10/2012EP2509072A1 Speech encoding device, speech decoding device, speech encoding method, speech decoding method, speech encoding program, and speech decoding program
10/10/2012EP2509071A1 Method, medium and apparatus with scalable channel decoding
10/10/2012CN202487155U Automatic code rate control system applicable to variable-rate speech and audio coding
10/10/2012CN102726034A A device and method for controlling echo in parameter domain
10/10/2012CN102723079A Music and chord automatic identification method based on sparse representation
10/10/2012CN102722350A Exposing off-host audio processing capabilities
10/10/2012CN102237091B Frame division multiplexing-based adaptive voice service bearing method and system
10/10/2012CN101800050B Audio fine scalable coding method and system based on perception self-adaption bit allocation
10/10/2012CN101777348B Partially complex modulated filter bank
10/10/2012CN101523485B Audio encoding device, audio decoding device, audio encoding method, audio decoding method
10/10/2012CN101494055B Method and device for CDMA wireless systems
10/10/2012CN101447792B Method for encoding/decoding digital signal with transposition codes
10/10/2012CN101425858B Apparatus and methods for including codes in audio signals and decoding
10/10/2012CN101292285B Method for encoding and decoding multi-channel audio signal and apparatus thereof
10/10/2012CN101292284B Method for encoding and decoding multi-channel audio signal and apparatus thereof
10/10/2012CN101053017B Encoding and decoding multi-channel audio signals
10/09/2012US8285896 Data conversion system
10/09/2012US8285558 Method and system for reduction of quantization-induced block-discontinuities and general purpose audio codec
10/09/2012US8285556 Apparatus and method for encoding/decoding signal
10/09/2012US8285555 Method, medium, and system scalably encoding/decoding audio/speech
10/09/2012US8285554 Method and system for dynamic aliasing suppression
10/09/2012US8285552 System and method for simulating expression of message
10/09/2012US8285544 Restrained vector quantisation
10/09/2012US8285543 Circular frequency translation with noise blending
10/09/2012US8284408 Handheld display device having processor for rendering display output with real-time virtual transparency and video playback option
10/09/2012CA2617050C Method for signaling of splitting information
10/04/2012WO2012134851A1 Reduced complexity transform for a low-frequency-effects channel
10/04/2012WO2012133195A1 Encoding apparatus and method, and program
10/04/2012WO2012131253A1 Allocation, by sub-bands, of bits for quantifying spatial information parameters for parametric encoding
10/04/2012WO2012131247A1 Processing an encoded audio signal in the encoded domain by micda coding
10/04/2012WO2012130297A1 Wireless sound transmission system and method
10/04/2012US20120253826 Transmitting device, transmitting method, receiving device, receiving method, program, and broadcasting system
10/04/2012US20120253797 Multi-mode audio codec and celp coding adapted therefore
10/04/2012US20120253795 Audio commenting and publishing system
10/04/2012CA2831264A1 System and method for processing sound signals implementing a spectral motion transform
10/04/2012CA2829328A1 Encoding device, encoding method, and program
10/04/2012CA2826018A1 Reduced complexity transform for a low-frequency-effects channel
10/03/2012EP2506253A2 Audio signal processing method and device
10/03/2012EP2504835A2 Method and system decoding audio data with selective power control
10/03/2012CN202473221U Voice information hiding system on public switched telephone network (PSTN)
10/03/2012CN102714776A Hearing aid with audio codec and method
10/03/2012CN102714041A Improved excitation signal bandwidth extension
10/03/2012CN102714040A Encoding device, decoding device, spectrum fluctuation calculation method, and spectrum amplitude adjustment method
10/03/2012CN102714039A Using multichannel decorrelation for improved multichannel upmixing
10/03/2012CN102714038A Apparatus for providing an upmix signal representation on the basis of the downmix signal representation, apparatus for providing a bitstream representing a multi-channel audio signal, methods, computer programs and bitstream representing a multi-cha
10/03/2012CN102714037A Audio and speech processing with optimal bit-allocation for constant bit rate applications
10/03/2012CN102714036A Audio encoding device and audio encoding method
10/03/2012CN102714035A Apparatus, method and computer program for providing one or more adjusted parameters for provision of an upmix signal representation on the basis of a downmix signal representation and a parametric side information associated with the downmix signal
10/03/2012CN102708872A Method for acquiring horizontal azimuth parameter codebook in three-dimensional (3D) audio
10/03/2012CN102708871A Line spectrum-to-parameter dimensional reduction quantizing method based on conditional Gaussian mixture model
10/03/2012CN102708870A Real-time fast convolution system based on long impulse response
10/03/2012CN102708869A Robust digital audio watermarking method
10/03/2012CN102708868A Complex-transform channel coding with extended-band frequency coding
10/03/2012CN102708862A Touch-assisted real-time speech recognition system and real-time speech/action synchronous decoding method thereof
10/03/2012CN102708861A Poor speech recognition method based on support vector machine
10/03/2012CN102708860A Method for establishing judgment standard for identifying bird type based on sound signal
10/03/2012CN102708857A Motion-based voice activity detection
10/03/2012CN102201240B Harmonic noise excitation model vocoder based on inverse filtering
10/03/2012CN102157151B Encoding method, decoding method, device and system of multichannel signals
10/03/2012CN102142255B Method for embedding and extracting digital watermark in audio signal
10/03/2012CN102132340B Parametric stereo conversion system and method
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