| 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) |
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| 04/20/2005 | CN1198398C Error hiding or correction for speech, image and video signal |
| 04/20/2005 | CN1198262C Algebraic codebook with signal-selected pulse amplitudes for fast coding of speech |
| 04/20/2005 | CN1198210C Micro dispatching method and operation system inner core |
| 04/19/2005 | US6882976 Efficient finite length POW10 calculation for MPEG audio encoding |
| 04/19/2005 | US6882969 Variable bit rate digital circuit multiplication equipment with tandem passthrough function |
| 04/19/2005 | US6882738 Methods and tangible objects employing textured machine readable data |
| 04/19/2005 | CA2151372C A rapid tree-based method for vector quantization |
| 04/14/2005 | WO2005034398A2 Data hiding via phase manipulation of audio signals |
| 04/14/2005 | WO2005034091A1 Audio transmission method and arrangement |
| 04/14/2005 | WO2005034090A1 A method and a device for source coding |
| 04/14/2005 | WO2005034089A1 Data reproduction device and method, and program |
| 04/14/2005 | WO2005034088A1 Device and method for processing a signal with a sequence of discrete values |
| 04/14/2005 | WO2005034081A2 A method for grouping short windows in audio encoding |
| 04/14/2005 | WO2005034080A2 A method of making a window type decision based on mdct data in audio encoding |
| 04/14/2005 | WO2005033965A1 Device and method for processing at least two input values |
| 04/14/2005 | WO2005033860A2 A fast codebook selection method in audio encoding |
| 04/14/2005 | WO2005033859A2 Rate-distortion control scheme in audio encoding |
| 04/14/2005 | US20050081134 Determination of the presence of additional coded data in a data frame |
| 04/14/2005 | US20050081042 License-based cryptographic technique particularly suited for use in a digital rights management system for controlling access and use of bore resistant software objects in a client computer |
| 04/14/2005 | US20050080622 Method and apparatus for adaptive variable bit rate audio encoding |
| 04/14/2005 | US20050080621 Audio decoding apparatus and audio decoding method |
| 04/14/2005 | US20050080618 Systems and methods for sound compression |
| 04/14/2005 | US20050080617 Reduced memory implementation technique of filterbank and block switching for real-time audio applications |
| 04/14/2005 | US20050080500 Audio device and playback method in audio device |
| 04/14/2005 | US20050078832 Parametric audio coding |
| 04/14/2005 | US20050078615 Method and device for duplex communication |
| 04/14/2005 | US20050078216 Method of improving audio performance and power utilization of a portable audio device with electronic anti-shock system (EASS) |
| 04/13/2005 | EP1522990A2 Signal processing method |
| 04/13/2005 | EP1522210A1 Audio processing |
| 04/13/2005 | EP1522063A1 Sinusoidal audio coding |
| 04/13/2005 | EP1305901B1 Stegotext encoder and decoder |
| 04/13/2005 | EP1060593A4 Telecommunication conferencing system and method |
| 04/13/2005 | EP0714173B1 Method and device for encoding signal, method and device for decoding signal, recording medium, and signal transmitting method |
| 04/13/2005 | CN1606857A Method and system for transferring ip packets by aggregating multiple wireless communication channels for high data rate transfers |
| 04/13/2005 | CN1606687A Audio decoding apparatus and method |
| 04/13/2005 | CN1197429C Ultrahigh speed data coding and decoding method and its mapping method |
| 04/13/2005 | CN1197012C Relative allocation device and method for data storage card |
| 04/12/2005 | US6879955 Signal modification based on continuous time warping for low bit rate CELP coding |
| 04/12/2005 | US6879701 Tile-based digital watermarking techniques |
| 04/12/2005 | US6879652 Method for encoding an input signal |
| 04/12/2005 | US6879265 Frequency interpolating device for interpolating frequency component of signal and frequency interpolating method |
| 04/08/2005 | WO2005071667A1 Audio coding based on block grouping |
| 04/07/2005 | WO2005031709A1 Speech coding method applying noise reduction by modifying the codebook gain |
| 04/07/2005 | WO2005031708A1 Speech coding method applying noise reduction by modifying the codebook gain |
| 04/07/2005 | WO2005031707A1 Speech coding method applying echo cancellation by modifying the codebook |
| 04/07/2005 | WO2005031706A1 Transmission of speech coding parameters with echo cancellation |
| 04/07/2005 | WO2005031705A1 Sampling rate converting apparatus, encoding apparatus, decoding apparatus, and methods thereof |
| 04/07/2005 | WO2005031704A1 Encoding audio signals |
| 04/07/2005 | US20050076229 Recognizer of digital signal content |
| 04/07/2005 | US20050075888 Fast codebook selection method in audio encoding |
| 04/07/2005 | US20050075873 Speech codecs |
| 04/07/2005 | US20050075872 Signal encoding apparatus, signal encoding method, and program |
| 04/07/2005 | US20050075871 Rate-distortion control scheme in audio encoding |
| 04/07/2005 | US20050075869 LPC-harmonic vocoder with superframe structure |
| 04/07/2005 | US20050075868 Transcoding EVRC to G.729ab |
| 04/07/2005 | US20050075867 Method and device for encoding wideband speech |
| 04/07/2005 | US20050075861 Method for grouping short windows in audio encoding |
| 04/07/2005 | US20050075743 Digital signal processing method, learning method, apparatuses for them, and program storage medium |
| 04/07/2005 | US20050074127 Compatible multi-channel coding/decoding |
| 04/07/2005 | US20050074101 Providing of presence information to a telephony services system |
| 04/07/2005 | US20050073986 Signal processing system, signal processing apparatus and method, recording medium, and program |
| 04/07/2005 | US20050073916 Apparatus and method for reproducing sound |
| 04/06/2005 | EP1521243A1 Speech coding method applying noise reduction by modifying the codebook gain |
| 04/06/2005 | EP1521242A1 Speech coding method applying noise reduction by modifying the codebook gain |
| 04/06/2005 | EP1521241A1 Transmission of speech coding parameters with echo cancellation |
| 04/06/2005 | EP1521240A1 Speech coding method applying echo cancellation by modifying the codebook gain |
| 04/06/2005 | EP1520381A1 Method, system and apparatuses for transferring audio and/or video signals between synchronous and asynchronous networks and for minimizing delay time in such networks |
| 04/06/2005 | EP1520362A1 Wireless audio signal transmission method for a three-dimensional sound system |
| 04/06/2005 | EP1520271A1 Method and device for efficient in-band dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems |
| 04/06/2005 | EP1147514B1 Wideband audio transmission system |
| 04/06/2005 | CN1605203A Interactive protocol for remote management of access control to scrambled data |
| 04/06/2005 | CN1604605A Wireless communication device, method and program |
| 04/06/2005 | CN1604513A A method for playing variable sound in CDMA system |
| 04/06/2005 | CN1604483A Decoding method and equipment |
| 04/06/2005 | CN1604189A Sound catalog coding for articulated voice synthesizing |
| 04/06/2005 | CN1604188A Voice coding stimulation method based on multi-peak extraction |
| 04/06/2005 | CN1604180A 音乐再现系统 Music reproduction system |
| 04/06/2005 | CN1196356C Speech encoding equipment for base station controller and signal processing method thereof |
| 04/06/2005 | CN1196307C Communication device for integrating voice mail services and TV functions |
| 04/06/2005 | CN1196271C Changable rate vocoder |
| 04/05/2005 | US6876968 Run time synthesizer adaptation to improve intelligibility of synthesized speech |
| 04/05/2005 | US6876729 Bookmarking voice messages |
| 03/31/2005 | WO2005029853A1 Data conversion system |
| 03/31/2005 | WO2005029468A1 Voice activity detector (vad) -based multiple-microphone acoustic noise suppression |
| 03/31/2005 | WO2005029467A1 A method for recovering target speech based on amplitude distributions of separated signals |
| 03/31/2005 | WO2005029466A1 Watermarking of multimedia signals |
| 03/31/2005 | WO2005020210A3 Method and apparatus for adaptive variable bit rate audio encoding |
| 03/31/2005 | WO2004112021A3 Receiving apparatus, sending apparatus and transmission system |
| 03/31/2005 | WO2004070541A3 600 bps mixed excitation linear prediction transcoding |
| 03/31/2005 | US20050071604 Centralized detector of dynamic, robust, embedded-signals |
| 03/31/2005 | US20050071402 Method of making a window type decision based on MDCT data in audio encoding |
| 03/31/2005 | US20050071377 Digital signal watermarker |
| 03/31/2005 | US20050071155 Method and apparatus for adjusting the level of a speech signal in its encoded format |
| 03/31/2005 | US20050071154 Method and apparatus for estimating noise in speech signals |
| 03/31/2005 | US20050071153 Signal modification method for efficient coding of speech signals |
| 03/31/2005 | US20050071027 Systems and methods for low bit rate audio coders |
| 03/31/2005 | US20050069146 Digital audio player |
| 03/31/2005 | US20050068589 Pictures with embedded data |
| 03/30/2005 | EP1519620A2 Digital audio player |
| 03/30/2005 | EP1518409A1 A system and method for providing user control over repeating objects embedded in a stream |