| 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) |
|---|
| 02/24/2009 | US7495586 Method and device to provide arithmetic decoding of scalable BSAC audio data |
| 02/24/2009 | CA2430111C Speech parameter coding and decoding methods, coder and decoder, and programs, and speech coding and decoding methods, coder and decoder, and programs |
| 02/19/2009 | WO2009022884A1 Apparatus and method for encoding and decoding enhancement layer |
| 02/19/2009 | WO2009022789A1 Encoding method and apparatus for efficiently encoding sinusoidal signal whose magnitude is less than masking value according to psychoacoustic model and decoding method and apparatus for decoding encoded sinusoidal signal |
| 02/19/2009 | WO2009022454A1 Voice isolation device, voice synthesis device, and voice quality conversion device |
| 02/19/2009 | WO2009022193A2 Devices, methods and computer program products for audio signal coding and decoding |
| 02/19/2009 | WO2009005948A3 Providing sender-selected sound items to conversation participants |
| 02/19/2009 | WO2009001035A3 Transmission of audio information |
| 02/19/2009 | US20090048851 Apparatus and method of encoding and decoding audio signal |
| 02/19/2009 | US20090048850 Apparatus and method of processing an audio signal |
| 02/19/2009 | US20090048849 Audio encoding method and apparatus, and audio decoding method and apparatus, for processing death sinusoid and general continuation sinusoid |
| 02/19/2009 | US20090048848 Method And System For Media Processing Extensions (MPX) For Audio And Video Setting Preferences |
| 02/19/2009 | US20090048847 Method and Apparatus for Encoding/Decoding Multi-Channel Audio Signal |
| 02/19/2009 | US20090048846 Method for Expanding Audio Signal Bandwidth |
| 02/19/2009 | US20090048828 Gap interpolation in acoustic signals using coherent demodulation |
| 02/19/2009 | US20090048827 Method and system for audio frame estimation |
| 02/19/2009 | US20090048826 Encoding method and apparatus for efficiently encoding sinusoidal signal whose magnitude is less than masking value according to psychoacoustic model and decoding method and apparatus for decoding encoded sinusoidal signal |
| 02/19/2009 | US20090048825 System and method for providing internet based phone conferences using multiple codecs |
| 02/19/2009 | US20090047003 Playback apparatus and method |
| 02/19/2009 | US20090046819 Method of reducing quantization noise |
| 02/19/2009 | US20090046321 Print Medium having Coded Surface for Audio data Retrieval |
| 02/18/2009 | EP2026330A1 Device and method for lost frame concealment |
| 02/18/2009 | EP2024970A2 Renewable watermark |
| 02/18/2009 | EP2024968A1 Method and apparatus to search fixed codebook and method and appratus to encode/decode a speech signal using the method and apparatus to search fixed codebook |
| 02/18/2009 | EP2024967A1 Binaural multi-channel decoder in the context of non-energy-conserving upmix rules |
| 02/18/2009 | EP2024902A2 Image reconstruction from limited or incomplete data |
| 02/18/2009 | EP1495413B1 Messaging response system |
| 02/18/2009 | CN101371447A Complex-transform channel coding with extended-band frequency coding |
| 02/18/2009 | CN101371300A Method, medium, and apparatus with scalable channel decoding |
| 02/18/2009 | CN101371299A Fixed codebook searching device and fixed codebook searching method |
| 02/18/2009 | CN101371298A Method and apparatus for decoding a signal |
| 02/18/2009 | CN101371297A Apparatus and method for encoding and decoding signal |
| 02/18/2009 | CN101371296A Apparatus and method for encoding and decoding signal |
| 02/18/2009 | CN101371295A Apparatus and method for encoding and decoding signal |
| 02/18/2009 | CN101371294A Multiple description coding using correlating transforms |
| 02/18/2009 | CN101369426A Uncorrecting type discrete cosine conversion device and method |
| 02/17/2009 | US7493490 Centralized detector of dynamic, robust, embedded-signals |
| 02/17/2009 | US7493256 Method and apparatus for high performance low bit-rate coding of unvoiced speech |
| 02/17/2009 | US7493255 Generating LSF vectors |
| 02/17/2009 | US7492786 Software encoder for encoding digital audio streams |
| 02/12/2009 | WO2009019872A1 Interpretation support system, interpretation support program, and interpretation support method |
| 02/12/2009 | US20090043590 Noise Detection for Audio Encoding by Mean and Variance Energy Ratio |
| 02/12/2009 | US20090043589 Recording and selecting an audio region |
| 02/12/2009 | US20090043575 Quantized Feature Index Trajectory |
| 02/12/2009 | US20090043574 Speech coding system and method using bi-directional mirror-image predicted pulses |
| 02/12/2009 | US20090043572 Pulse allocating method in voice coding |
| 02/12/2009 | US20090043571 Methods and Systems for Sample Rate Conversion |
| 02/12/2009 | US20090043570 Method for processing speech signal data |
| 02/12/2009 | US20090043567 Variable frame offset coding |
| 02/12/2009 | US20090043566 Speech processing apparatus and method |
| 02/12/2009 | US20090041256 Preserving matrix surround information in encoded audio/video system and method |
| 02/12/2009 | US20090041113 Method for Processing a Signal and Apparatus for Processing a Signal |
| 02/12/2009 | US20090041111 spectral translation/folding in the subband domain |
| 02/11/2009 | EP2023341A1 Vector coding/decoding method and apparatus and stream media player |
| 02/11/2009 | EP2023340A2 Quantization and inverse quantization for audio |
| 02/11/2009 | EP2023339A1 A low-delay audio coder |
| 02/11/2009 | EP2022046A1 Conversion between subband field representations for time-dependent filter banks |
| 02/11/2009 | EP2022045A2 Decoding of predictively coded data using buffer adaptation |
| 02/11/2009 | EP2022044A1 Method and apparatus for re-encoding signals |
| 02/11/2009 | EP2022043A1 Information signal coding |
| 02/11/2009 | EP1662484B1 Method and apparatus for processing asynchronous audio stream |
| 02/11/2009 | CN101366321A Decoding of binaural audio signals |
| 02/11/2009 | CN101366082A Variable frame shifting code |
| 02/11/2009 | CN101366081A Decoding of binaural audio signals |
| 02/11/2009 | CN101366080A Re-phasing of decoder states after packet loss |
| 02/11/2009 | CN101366079A Packet loss concealment for sub-band predictive coding based on extrapolation of full-band audio waveform |
| 02/11/2009 | CN101366078A Neural network classifier for separating audio sources from a monophonic audio signal |
| 02/11/2009 | CN101366077A Method and apparatus for comfort noise generation in speech communication systems |
| 02/11/2009 | CN101364332A Method implementing audio encoding by CPLD |
| 02/11/2009 | CN100461906C Method and device for improving transmission efficiency of CDMA system voice interface |
| 02/10/2009 | US7490044 Audio signal processing |
| 02/10/2009 | US7490037 Method and apparatus for encoding signals |
| 02/10/2009 | US7490036 Adaptive equalizer for a coded speech signal |
| 02/10/2009 | US7490035 Pitch shifting apparatus |
| 02/10/2009 | US7489798 Method and apparatus for detecting a watermark in a signal |
| 02/10/2009 | US7489678 Voice packet communications system with communications quality evaluation function |
| 02/05/2009 | WO2009016902A1 Signal processing device, signal processing method, and program |
| 02/05/2009 | WO2009016901A1 Signal processing device and method, and program |
| 02/05/2009 | WO2009016816A1 Audio encoding device and audio encoding method |
| 02/05/2009 | WO2009015944A1 A low-delay audio coder |
| 02/05/2009 | US20090037192 Apparatus and method of processing an audio signal |
| 02/05/2009 | US20090037191 Apparatus and method of encoding and decoding audio signal |
| 02/05/2009 | US20090037190 Apparatus and method of encoding and decoding audio signal |
| 02/05/2009 | US20090037189 Apparatus and Method for Encoding/Decoding Signal |
| 02/05/2009 | US20090037185 Apparatus and method of encoding and decoding audio signal |
| 02/05/2009 | US20090037184 Apparatus and method of encoding and decoding audio signal |
| 02/05/2009 | US20090037182 Apparatus and method of processing an audio signal |
| 02/05/2009 | US20090037181 Apparatus and method of encoding and decoding audio signal |
| 02/05/2009 | US20090037180 Transcoding method and apparatus |
| 02/05/2009 | US20090037169 Method and apparatus for implementing fixed codebooks of speech codecs as common module |
| 02/05/2009 | US20090037168 Apparatus for Improving Packet Loss, Frame Erasure, or Jitter Concealment |
| 02/05/2009 | US20090037167 Apparatus and method of encoding and decoding audio signal |
| 02/05/2009 | US20090037166 Audio encoding method with function of accelerating a quantization iterative loop process |
| 02/05/2009 | US20090037009 Apparatus and method of processing an audio signal |
| 02/05/2009 | US20090034744 Audio signal enhancement |
| 02/05/2009 | US20090034607 Integrated circuit with conversion capability for portable media player |
| 02/04/2009 | CN101361122A Method and apparatus for processing a media signal |
| 02/04/2009 | CN101361121A Method and apparatus for processing a media signal |
| 02/04/2009 | CN101361120A Method and apparatus for processing a media signal |
| 02/04/2009 | CN101361119A Method and apparatus for processing a media signal |