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)
11/2010
11/10/2010EP2249336A1 Efficient and scalable parametric stereo coding for low bitrate audio coding applications
11/10/2010EP2249335A2 Method and system for smooth convergence during audio discontinuous transmission
11/10/2010EP2249334A1 Audio format transcoder
11/10/2010EP2248263A1 Method and device of bitrate distribution/truncation for scalable audio coding
11/10/2010EP1881488B1 Encoder, decoder, and their methods
11/10/2010CN1977309B Multichannel signal encoding method, its decoding method, devices for these, program, and its recording medium
11/10/2010CN1938758B Method and apparatus for determining an estimate
11/10/2010CN1930607B Error conceal device and error conceal method
11/10/2010CN1910655B Apparatus and method for constructing a multi-channel output signal or for generating a downmix signal
11/10/2010CN101884065A Spatial audio analysis and synthesis for binaural reproduction and format conversion
11/10/2010CN101882441A Efficient filtering with a complex modulated filterbank
11/10/2010CN101882440A Masking of tonal noise within sound generated by a noise source
11/10/2010CN101009097B Anti-channel error code protection method for 1.2kb/s SELP low-speed sound coder
11/09/2010US7831436 Apparatus for decoding audio data with scalability and method thereof
11/09/2010US7831435 Slot position coding of OTT syntax of spatial audio coding application
11/09/2010US7831434 Complex-transform channel coding with extended-band frequency coding
11/09/2010US7831420 Voice modifier for speech processing systems
11/04/2010WO2010126709A1 Low complexity auditory event boundary detection
11/04/2010WO2010125776A1 Digital signal regeneration apparatus and digital signal compression apparatus
11/04/2010WO2010125616A1 Coded stream decoding apparatus
11/04/2010WO2010125228A1 Encoding of multiview audio signals
11/04/2010WO2010125104A1 Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal representation, audio signal decoder, audio signal transcoder, audio signal encoder, audio bitstream, method and computer program using an object-related parametric information
11/04/2010WO2010101354A3 Quantization for audio encoding
11/04/2010WO2010087614A3 Method for encoding and decoding an audio signal and apparatus for same
11/04/2010WO2010032992A3 Encoding apparatus and decoding apparatus for transforming between modified discrete cosine transform-based coder and hetero coder
11/04/2010US20100280834 Encoding device and decoding device
11/04/2010US20100280833 Encoding device, decoding device, and method thereof
11/04/2010US20100280832 Packet Generator
11/04/2010US20100280830 Decoder
11/04/2010US20100280825 Voice Input Device, Method of Producing the Same, and Information Processing System
11/04/2010US20100280823 Method and Apparatus for Encoding and Decoding
11/04/2010US20100280822 Stereo sound decoding apparatus, stereo sound encoding apparatus and lost-frame compensating method
11/04/2010CA2852503A1 Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation on the basis of a downmix signal reprensentation, audio signal decoder, audio signal transcoder, audio signal encoder, audio bitstream, method and computer program using an object-related parametric information
11/04/2010CA2760515A1 Apparatus for providing one or more adjusted parameters for a provision of an upmix signal representation
11/03/2010EP2246845A1 Method and acoustic signal processing device for estimating linear predictive coding coefficients
11/03/2010EP2245841A1 Systems and methods for adaptive multi-rate protocol enhancement
11/03/2010EP2245826A1 Method and apparatus for detecting and suppressing echo in packet networks
11/03/2010EP2245627A1 Apparatus and method of displaying infinitely small divisions of measurement
11/03/2010EP2245622A1 Method and means for decoding background noise information
11/03/2010EP2245621A1 Method and means for encoding background noise information
11/03/2010EP2245620A1 Method and means for encoding background noise information
11/03/2010EP2245619A1 Systems, methods, and apparatus for context descriptor transmission
11/03/2010EP1758100B1 Audio signal encoder and audio signal decoder
11/03/2010EP1606797B1 Processing of multi-channel signals
11/03/2010CN201623715U Device for transmitting encrypted voice in PSTN
11/03/2010CN1997988B Method of making a window type decision based on MDCT data in audio encoding
11/03/2010CN1942930B Reduced computational complexity of bit allocation for perceptual coding
11/03/2010CN1910656B Audio coding based on block grouping
11/03/2010CN1838238B Apparatus for enhancing audio source decoder
11/03/2010CN1826635B Audio file format conversion
11/03/2010CN101878504A Low-complexity spectral analysis/synthesis using selectable time resolution
11/03/2010CN101877643A Multipoint sound-mixing distant view presenting method, device and system
11/03/2010CN101877625A Receiving process method of downlink speech frame, device and baseband
11/03/2010CN101204015B Method and apparatus for providing a motion signal with a sound signal using an existing sound signal encoding format
11/03/2010CN101036113B Information encoding method, decoding method, device using these methods
11/02/2010US7827616 Decoding apparatus
11/02/2010US7827036 Data processing system, data processing method, data processor, and data processing program
11/02/2010US7826637 Digital watermark embedding apparatus, digital watermark detecting apparatus, digital watermark embedding method, digital watermark detecting method and computer program product
11/02/2010CA2172062C Method and apparatus for performing reduced rate variable rate vocoding
10/2010
10/29/2010CA2701439A1 Measuring double talk performance
10/28/2010WO2010122455A1 Audio signal synthesizing
10/28/2010WO2010121903A1 Pitch Estimation
10/28/2010WO2010121536A1 Method and apparatus for correcting channel delay parameters of multi-channel signal
10/28/2010US20100274928 Recording/reproducing apparatus
10/28/2010US20100274667 Multimedia access
10/28/2010US20100274643 Method and apparatus for modulating a video signal with data
10/28/2010US20100274565 Method and Apparatus for Performing Packet Loss or Frame Erasure Concealment
10/28/2010US20100274559 Fixed Codebook Search Method and Searcher
10/28/2010US20100274558 Encoder, decoder, and encoding method
10/28/2010US20100274557 Method and an apparatus for processing a signal
10/28/2010US20100274556 Vector quantizer, vector inverse quantizer, and methods therefor
10/28/2010US20100274555 Audio Coding Apparatus and Method Thereof
10/28/2010US20100274554 Speech analysis system
10/28/2010US20100274371 Content recording/reproducing apparatus
10/27/2010EP2244260A1 Data conversion device, program and method
10/27/2010EP2244253A1 Audio resume reproduction device and audio resume reproduction method
10/27/2010CN201616266U 一种同音传译装置 One kind of interpretation means homonyms
10/27/2010CN1905010B Apparatus and method for encoding audio data, and apparatus and method for decoding audio data
10/27/2010CN101874266A A method and an apparatus for processing a signal
10/27/2010CN101873267A Adaptive De-Jitter Buffer for Voice over IP
10/27/2010CN101873266A Adaptive de-jitter buffer for voice over IP
10/27/2010CN101873150A Method for transmitting data over voice channel
10/27/2010CN101872618A Multi-channel audio decoder
10/27/2010CN101872617A Method for sharing and recovering digital audio secrete
10/27/2010CN101872613A Method for audible expression of geographic information on basis of digital home
10/27/2010CN101872610A Intelligent digital DJ music producing console
10/27/2010CN101233568B Method for generating encoded audio signal and method for processing audio signal
10/26/2010US7822800 Apparatus and method for performing a calculation operation
10/26/2010US7822617 Optimized fidelity and reduced signaling in multi-channel audio encoding
10/26/2010US7822616 Time slot position coding of multiple frame types
10/26/2010US7822602 Adaptive reduction of noise signals and background signals in a speech-processing system
10/26/2010US7822601 Adaptive vector Huffman coding and decoding based on a sum of values of audio data symbols
10/21/2010WO2010120924A1 Low complexity spectral band replication (sbr) filterbanks
10/21/2010WO2010119216A1 Method and device for the objective evaluation of the voice quality of a speech signal taking into account the classification of the background noise contained in the signal
10/21/2010WO2010118953A1 Speech synthesis and coding methods
10/21/2010WO2010090427A3 Audio signal encoding and decoding method, and apparatus for same
10/21/2010WO2010087631A3 A method and an apparatus for decoding an audio signal
10/21/2010WO2010087630A3 A method and an apparatus for decoding an audio signal
10/21/2010WO2010087627A3 A method and an apparatus for decoding an audio signal
10/21/2010WO2010085083A3 An apparatus for processing an audio signal and method thereof
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