| 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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| 03/27/2008 | WO2008036246A1 Packet based echo cancellation and suppression |
| 03/27/2008 | WO2008035949A1 Method, medium, and system encoding and/or decoding audio signals by using bandwidth extension and stereo coding |
| 03/27/2008 | WO2008035886A1 Method and apparatus to encode and decode audio signal by using bandwidth extension technique |
| 03/27/2008 | WO2008035275A2 Encoding and decoding of audio objects |
| 03/27/2008 | WO2008034723A1 Method and device for transcoding audio signals |
| 03/27/2008 | WO2008034632A1 Apparatus for determining data in order to temporally align two data signals |
| 03/27/2008 | WO2005083681A8 Device and method for determining a quantiser step size |
| 03/27/2008 | US20080077413 Audio coding device with two-stage quantization mechanism |
| 03/27/2008 | US20080077412 Method, medium, and system encoding and/or decoding audio signals by using bandwidth extension and stereo coding |
| 03/27/2008 | US20080077411 Decoder, signal processing system, and decoding method |
| 03/27/2008 | US20080077410 System and method for providing redundancy management |
| 03/27/2008 | US20080077401 Transcoding method and system between CELP-based speech codes with externally provided status |
| 03/27/2008 | DE19742944B4 Verfahren zum Aufzeichnen eines digitalisierten Audiosignals A method for recording a digitized audio signal |
| 03/27/2008 | DE102007007627A1 Method for embedding steganographic information into signal information of signal encoder, involves providing data information, particularly voice information, selecting steganographic information, and generating code word |
| 03/26/2008 | EP1903559A1 Method and device for transcoding audio signals |
| 03/26/2008 | EP1903558A2 Audio signal interpolation method and device |
| 03/26/2008 | EP1902443A2 Audio encoding and decoding |
| 03/26/2008 | EP1721312B1 Multichannel audio coding |
| 03/26/2008 | EP1252605A4 Data compression method and apparatus |
| 03/26/2008 | EP1049259B1 Vibration wave encoding method and method |
| 03/26/2008 | CN101151660A 多通道音频编码 Multi-channel audio encoding |
| 03/26/2008 | CN101151659A 可扩缩多通道音频编码 Scalable multi-channel audio coding |
| 03/26/2008 | CN101151658A 音频编码和解码 Audio encoding and decoding |
| 03/26/2008 | CN101149928A Sound signal processing method, sound signal processing apparatus and computer program |
| 03/26/2008 | CN101149927A Method for determining ISF parameter in linear predication analysis |
| 03/26/2008 | CN101149926A Audio signal interpolation method and device |
| 03/26/2008 | CN101149925A Space parameter selection method for parameter stereo coding |
| 03/26/2008 | CN101149924A Method and device for implementing open-loop pitch search |
| 03/26/2008 | CN101149631A Display for spectrum display |
| 03/25/2008 | USRE40169 System and method for processing a compressed data stream |
| 03/25/2008 | US7349842 Rate-distortion control scheme in audio encoding |
| 03/25/2008 | US7349841 Noise suppression device including subband-based signal-to-noise ratio |
| 03/25/2008 | US7349555 Documents and apparatus to encode documents |
| 03/25/2008 | US7349552 Connected audio and other media objects |
| 03/25/2008 | CA2314544C System for the remote management of at least one audiovisual information reproduction device |
| 03/20/2008 | WO2008033236A2 System and methods for an identity theft protection bot |
| 03/20/2008 | WO2008032828A1 Audio encoding device and audio encoding method |
| 03/20/2008 | WO2008031611A1 Dialogue enhancement techniques |
| 03/20/2008 | WO2008031498A1 Steganography in digital signal encoders |
| 03/20/2008 | WO2008031458A1 Methods and arrangements for a speech/audio sender and receiver |
| 03/20/2008 | WO2008016949A3 Voice and text communication system, method and apparatus |
| 03/20/2008 | WO2008016947A3 Systems and methods for including an identifier with a packet associated with a speech signal |
| 03/20/2008 | WO2008006080A3 Clock drift compensation techniques for audio decoding |
| 03/20/2008 | US20080071552 Sound encoder and sound decoder |
| 03/20/2008 | US20080071551 Sound encoder and sound decoder |
| 03/20/2008 | US20080071550 Method and apparatus to encode and decode audio signal by using bandwidth extension technique |
| 03/20/2008 | US20080071549 Audio Signal Decoding Device and Audio Signal Encoding Device |
| 03/20/2008 | US20080071548 Multi-Channel Signal Encoding Method, Decoding Method, Device Thereof, Program, and Recording Medium Thereof |
| 03/20/2008 | US20080071530 Audio Decoding Device And Compensation Frame Generation Method |
| 03/20/2008 | US20080071528 Method and system for efficient transcoding of audio data |
| 03/20/2008 | US20080071527 Method for speech coding, method for speech decoding and their apparatuses |
| 03/20/2008 | US20080071526 Method for speech coding, method for speech decoding and their apparatuses |
| 03/20/2008 | US20080071525 Method for speech coding, method for speech decoding and their apparatuses |
| 03/20/2008 | US20080071524 Method for speech coding, method for speech decoding and their apparatuses |
| 03/20/2008 | US20080071523 Sound Encoder And Sound Encoding Method |
| 03/20/2008 | US20080071522 Method and device for protected transmission of data words |
| 03/20/2008 | US20080069383 Mixing apparatus for audio data, method of controlling the same, and mixing control program |
| 03/20/2008 | US20080067231 Method and system for illustrating sound and text |
| 03/20/2008 | CA2663124A1 Dialogue enhancement techniques |
| 03/19/2008 | EP1901432A1 Signal encoder, signal decoder, signal encoding method, signal decoding method, program, recording medium and signal codec method |
| 03/19/2008 | EP1899962A2 Audio codec post-filter |
| 03/19/2008 | EP1899961A1 Speech quality assessment method and system |
| 03/19/2008 | EP1899960A2 Method of encoding and decoding an audio signal |
| 03/19/2008 | EP1899959A2 Method of encoding and decoding an audio signal |
| 03/19/2008 | EP1899958A2 Method and apparatus for decoding an audio signal |
| 03/19/2008 | EP1867051A4 System and method for coding and decoding information signals |
| 03/19/2008 | EP1706866B1 Audio coding based on block grouping |
| 03/19/2008 | EP1692687B1 Transcoding between the indices of multipulse dictionaries used for coding in digital signal compression |
| 03/19/2008 | EP1573948A4 Digital audio production device |
| 03/19/2008 | EP1553560B1 Transmission apparatus and receiving apparatus for coded voice data |
| 03/19/2008 | CN101147191A Sound encoding device and sound encoding method |
| 03/19/2008 | CN101147190A Frame erasure concealment in voice communications |
| 03/19/2008 | CN101147122A Method for creating a representation of a calculation result depending linearly on the square a value |
| 03/19/2008 | CN101145787A A vector quantification method and vector quantifier |
| 03/19/2008 | CN101145345A Audio frequency classification method |
| 03/19/2008 | CN101145344A Spectral line frequency vector quantization method and system |
| 03/19/2008 | CN101145343A Encoding and decoding method for audio frequency processing frame |
| 03/18/2008 | US7346517 Method of inserting additional data into a compressed signal |
| 03/18/2008 | US7346516 Method of segmenting an audio stream |
| 03/18/2008 | US7346514 Device and method for embedding a watermark in an audio signal |
| 03/18/2008 | US7346513 Audio signal saving operation controlling method, program thereof, record medium thereof, audio signal reproducing operation controlling method, program thereof, record medium thereof, audio signal inputting operation controlling method, program thereof, and record medium thereof |
| 03/18/2008 | US7346508 Information retrieving method and apparatus |
| 03/18/2008 | US7346503 Transmitter and receiver for speech coding and decoding by using additional bit allocation method |
| 03/18/2008 | US7346499 Wideband extension of telephone speech for higher perceptual quality |
| 03/18/2008 | US7346496 Method and apparatus to perform speech recognition over a data channel |
| 03/18/2008 | US7346110 Multi-channel signal encoding and decoding |
| 03/13/2008 | WO2008028770A1 Method and apparatus for encoding/decoding symbols carrying payload data for watermarking of an audio or video signal |
| 03/13/2008 | WO2007149840B1 Vocoder and associated method that transcodes between mixed excitation linear prediction (melp) vocoders with different speech frame rates |
| 03/13/2008 | WO2007129243A3 Synthesizing comfort noise |
| 03/13/2008 | WO2006064571A9 Signal processor |
| 03/13/2008 | US20080065394 Method for speech coding, method for speech decoding and their apparatuses Method for speech coding, method for speech decoding and their apparatuses |
| 03/13/2008 | US20080065385 Method for speech coding, method for speech decoding and their apparatuses |
| 03/13/2008 | US20080065377 Signal compressing apparatus |
| 03/13/2008 | US20080065376 Audio encoder |
| 03/13/2008 | US20080065375 Method for speech coding, method for speech decoding and their apparatuses |
| 03/13/2008 | US20080065373 Sound Encoding Device And Sound Encoding Method |
| 03/13/2008 | US20080065372 Audio Data Transmitting /Receiving Apparatus and Audio Data Transmitting/Receiving Method |
| 03/12/2008 | EP1898397A1 Scalable decoder and disappeared data interpolating method |
| 03/12/2008 | EP1898396A1 Method and apparatus for encoding/decoding symbols carrying payload data for watermarking of an audio or video signal |
| 03/12/2008 | EP1897350A1 Switchable audio circuits for mobile terminals and methods and computer program products for operating the same |