Patents
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)
05/2013
05/21/2013US8447585 System and method for characterizing, synthesizing, and/or canceling out acoustic signals from inanimate sound sources
05/21/2013US8446947 Method for encoding a digital signal into a scalable bitstream; method for decoding a scalable bitstream
05/16/2013WO2013069178A1 Voice control device, voice control method and program
05/16/2013WO2013068634A1 A method and apparatus for detecting audio sampling rate
05/16/2013WO2013068587A2 Upsampling using oversampled sbr
05/16/2013US20130124216 Method, Device and System for Signal Encoding and Decoding
05/16/2013US20130124215 Coder using forward aliasing cancellation
05/16/2013US20130124214 Signal processing apparatus and method, and program
05/16/2013US20130124201 Decoding device, encoding device, and methods for same
05/16/2013US20130124200 Noise-Robust Template Matching
05/16/2013US20130124199 Pulse encoding and decoding method and pulse codec
05/16/2013US20130124196 Method and apparatus for generating noises
05/16/2013US20130121411 Audio or video encoder, audio or video decoder and related methods for processing multi-channel audio or video signals using a variable prediction direction
05/15/2013EP2591470A1 Coder using forward aliasing cancellation
05/15/2013CN202939965U Audio decoding module in learning machine circuit
05/15/2013CN1703737B Method for interoperation between adaptive multi-rate wideband (AMR-WB) and multi-mode variable bit-rate wideband (VMR-WB) codecs
05/15/2013CN103109319A Determining pitch cycle energy and scaling an excitation signal
05/15/2013CN103109318A Coder using forward aliasing cancellation
05/15/2013CN103106902A Low bit-rate audio signal coding and/or decoding method
05/15/2013CN103106901A Audio digital steganography and extraction method in compressed domain based on index values
05/15/2013CN102177543B Audio decoder, audio encoder, method for decoding an audio signal, method for encoding an audio signal
05/15/2013CN102067210B Apparatus and method for encoding and decoding audio signals
05/14/2013US8443208 System, method and device for playing back recorded audio, video or other content from non-volatile memory cards, compact disks, or other media
05/14/2013US8442838 Bitrate constrained variable bitrate audio encoding
05/14/2013US8442837 Embedded speech and audio coding using a switchable model core
05/14/2013US8442836 Method and device of bitrate distribution/truncation for scalable audio coding
05/14/2013US8442819 Distortion-based method and apparatus for buffer control in a communication system
05/14/2013US8442818 Apparatus and method for adaptive audio coding
05/14/2013US8442817 Apparatus and method for voice activity detection
05/14/2013US8442816 Music-piece classification based on sustain regions
05/14/2013US8442264 Control signals in streaming audio or video indicating a watermark
05/14/2013US8442262 Method and system to process a digital image
05/10/2013WO2013067365A1 Apparatus, system, and method for digital communications driven by behavior profiles of participants
05/10/2013WO2013066238A2 Generation of a high band extension of a bandwidth extended audio signal
05/10/2013WO2013066236A2 Audio encoding/decoding based on an efficient representation of auto-regressive coefficients
05/10/2013WO2013064957A1 Audio object encoding and decoding
05/10/2013WO2013063688A1 Improving non-speech content for low rate celp decoder
05/10/2013CA2851370A1 Improving non-speech content for low rate celp decoder
05/09/2013US20130117031 Audio data encoding method and device
05/09/2013US20130117030 Signal compression method and apparatus
05/09/2013US20130117029 Signal classification method and device, and encoding and decoding methods and devices
05/09/2013US20130117028 Apparatus and method for coding signal in a communication system
05/09/2013US20130117015 Audio signal decoder, audio signal encoder, method for decoding an audio signal, method for encoding an audio signal and computer program using a pitch-dependent adaptation of a coding context
05/09/2013US20130114831 Methods and apparatus to perform audio watermarking and watermark detection and extraction
05/09/2013US20130114733 Encoding method, decoding method, device, program, and recording medium
05/08/2013EP2590407A1 Communication system, method, and device
05/08/2013EP2590360A1 Multi-point sound mixing and long distance view showing method, device and system
05/08/2013EP2590164A2 Method and device for processing audio signal
05/08/2013EP2589046A1 Selective bass post filter
05/08/2013EP2589045A1 Adaptive linear predictive coding/decoding
05/08/2013CN103098131A Concealment of intermittent mono reception of fm stereo radio receivers
05/08/2013CN103098130A Encoding device, decoding device, encoding method, and decoding method
05/08/2013CN103098129A Selective bass post filter
05/08/2013CN103098128A Pulse location search device, codebook search device, and methods therefor
05/08/2013CN103098127A Coding and decoding a transient frame
05/08/2013CN103098126A Audio encoder, audio decoder and related methods for processing multi-channel audio signals using complex prediction
05/08/2013CN103098125A Audio decoding device, audio decoding method, audio decoding program, audio encoding device, audio encoding method, and audio encoding program
05/08/2013CN103093757A Conversion method for conversion from narrow-band code stream to wide-band code stream
05/08/2013CN103093756A Comfort noise generation method and comfort noise generator
05/08/2013CN103093375A Electronic coupon processing system and method
05/08/2013CN102385866B Voice encoding device, voice decoding device, and method thereof
05/08/2013CN102292767B Stereo acoustic signal encoding apparatus, stereo acoustic signal decoding apparatus, and methods for the same
05/08/2013CN102282611B Encoding of an audio-digital signal with noise transformation in a scalable encoder
05/08/2013CN102254560B Audio processing method in mobile digital television recording
05/08/2013CN102171752B Encoding method, encoding device, decoding method, decoding device, program, and recording medium
05/08/2013CN102160113B Multichannel audio coder and decoder
05/08/2013CN102103860B Scalable voice encoding apparatus, scalable voice decoding apparatus, scalable voice encoding method, scalable voice decoding method
05/08/2013CN102089810B Multi-reference LPC filter quantization and inverse quantization device and method
05/08/2013CN101283404B Method and apparatus for signal processing and encoding and decoding method, and apparatus thereof
05/07/2013US8438036 Asynchronous sampling rate converter for audio applications
05/07/2013US8438030 Automated distortion classification
05/07/2013US8438020 Vector quantization apparatus, vector dequantization apparatus, and the methods
05/07/2013US8438019 Classification of audio signals
05/07/2013US8438018 Method and arrangement for speech coding in wireless communication systems
05/07/2013US8438017 Method and apparatus for encoding/decoding audio signal using adaptive LPC coefficient interpolation
05/07/2013US8438015 Apparatus and method for generating audio subband values and apparatus and method for generating time-domain audio samples
05/07/2013US8438013 Music-piece classification based on sustain regions and sound thickness
05/07/2013US8438012 Method and apparatus for adaptive sub-band allocation of spectral coefficients
05/07/2013US8437868 Method for coding and decoding the wideness of a sound source in an audio scene
05/07/2013US8436754 Encoding and decoding method and device
05/02/2013WO2013062392A1 Method for encoding voice signal, method for decoding voice signal, and apparatus using same
05/02/2013WO2013062370A1 Signal codec device and method in communication system
05/02/2013WO2013062201A1 Method and device for quantizing voice signals in a band-selective manner
05/02/2013WO2013062000A1 Transmitter, receiver, transmission method, reception method, communication system, communication method, program, and computer-readable storage medium
05/02/2013WO2013061584A1 Hybrid sound-signal decoder, hybrid sound-signal encoder, sound-signal decoding method, and sound-signal encoding method
05/02/2013WO2013061531A1 Audio encoding apparatus, audio decoding apparatus, audio encoding method, and audio decoding method
05/02/2013WO2013061530A1 Encoding apparatus and encoding method
05/02/2013WO2013061113A1 A method and apparatus for audio coding using context dependent information
05/02/2013WO2013060223A1 Frame loss compensation method and apparatus for voice frame signal
05/02/2013WO2013040485A3 Cough detecting methods and devices for detecting coughs
05/02/2013US20130110523 Appartus and method for coding and decoding multi-object audio signal with various channel
05/02/2013US20130110521 Extraction and analysis of audio feature data
05/02/2013US20130110507 Adding Second Enhancement Layer to CELP Based Core Layer
05/02/2013US20130110506 Audio Encoder and Decoder and Methods for Encoding and Decoding an Audio Signal
05/02/2013US20130108077 Device and Method for Processing a Real Subband Signal for Reducing Aliasing Effects
05/02/2013US20130106626 Encoding method, decoding method, encoding device, decoding device, program, and recording medium
05/01/2013EP2587480A1 Pulse encoding and decoding method and pulse codec
05/01/2013EP2586133A1 Controlling a noise-shaping feedback loop in a digital audio signal encoder
05/01/2013EP2586026A1 Communication system and method between an on-vehicle voice recognition system and an off-vehicle voice recognition system
05/01/2013EP2586025A1 Audio signal synthesizer
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