| 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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| 06/01/2005 | EP1536321A2 Information processing apparatus and wireless phone |
| 06/01/2005 | EP1535280A1 Processing digital data |
| 06/01/2005 | EP1535277A1 Bandwidth-adaptive quantization |
| 06/01/2005 | EP1428206A4 Bit error concealment methods for speech coding |
| 06/01/2005 | EP1425562A4 Improved bit error concealment methods for speech coding |
| 06/01/2005 | CN1623338A Method and device for converting coded voice data |
| 06/01/2005 | CN1623289A Feature-based audio content identification |
| 06/01/2005 | CN1623185A Efficient improvement in scalable audio coding |
| 06/01/2005 | CN1622623A Method and apparatus for searching next signal frame synchronous character in digital coding signal |
| 06/01/2005 | CN1622470A An adaptive difference pulse code modulation decoding device and method |
| 06/01/2005 | CN1622198A Self-adaptive frame selection line spectrum frequency parameter quantization method |
| 06/01/2005 | CN1622197A Subband analysis and composition filtering method |
| 06/01/2005 | CN1622193A Voice signal detection method |
| 06/01/2005 | CN1204764C Processing method for implementing multiple voice services |
| 06/01/2005 | CN1204692C Encoding apparatus for encoding a plurality of information signals |
| 05/31/2005 | US6901515 Code generating method and unit thereof, code detecting method and unit thereof, and watermark embedding unit and watermark detecting unit |
| 05/31/2005 | US6901368 Voice transceiver which eliminates underflow and overflow from the speaker output buffer |
| 05/31/2005 | US6901069 Sub-packet insertion for packet loss compensation in voice over IP networks |
| 05/31/2005 | US6900747 Method of compressing lookup table for reducing memory, non-linear function generating apparatus having lookup table compressed using the method, and non-linear function generating method |
| 05/26/2005 | WO2005048609A1 Packetization of variable bit rate encoded data based on rate control |
| 05/26/2005 | WO2005024783A8 Low bit-rate audio encoding |
| 05/26/2005 | US20050114564 Stream under-run/over-run recovery |
| 05/26/2005 | US20050114427 Transmission apparatus with variable impedance matching |
| 05/26/2005 | US20050114126 Apparatus and method for coding a time-discrete audio signal and apparatus and method for decoding coded audio data |
| 05/26/2005 | US20050114125 Method and apparatus for slice point determination |
| 05/26/2005 | US20050114123 Speech processing system and method |
| 05/26/2005 | US20050114119 Method of and apparatus for enhancing dialog using formants |
| 05/26/2005 | US20050114116 Device and method for selective recall and preservation of events prior to decision to record the events |
| 05/26/2005 | US20050111562 Tone quality adjustment device designing method and designing device, tone quality adjustment device designing program, and tone quality adjustment device |
| 05/26/2005 | US20050111493 Methods, decoder circuits and computer program products for processing MPEG audio frames |
| 05/26/2005 | US20050111404 Wireless communication apparatus, method and program therefor |
| 05/25/2005 | EP1533791A2 Voice/unvoice determination and dialogue enhancement |
| 05/25/2005 | EP1533790A1 Transcoder with prevention of tandem coding of speech |
| 05/25/2005 | EP1533789A1 Sound encoding apparatus and sound encoding method |
| 05/25/2005 | EP1532734A2 Acoustical virtual reality engine and advanced techniques for enhancing delivered sound |
| 05/25/2005 | EP1532621A1 Controlling loudness of speech in signals that contain speech and other types of audio material |
| 05/25/2005 | EP1425885B1 Method and system for transmitting data from a first data network into a second data network |
| 05/25/2005 | EP1105986B1 Method for transmitting information and suitable system therefor |
| 05/25/2005 | CN1620808A Information recording apparatus and method, information reproduction apparatus and method, information recording program, information reproduction programs, recording medium, and information recording |
| 05/25/2005 | CN1620684A Comparing audio using characterizations based on auditory events |
| 05/25/2005 | CN1619646A Method of and apparatus for enhancing dialog using formants |
| 05/25/2005 | CN1619645A Audio data processing method and losslessly encoding method |
| 05/25/2005 | CN1619644A Transmission apparatus with variable impedance matching |
| 05/25/2005 | CN1203669C Device and method of information processing |
| 05/24/2005 | US6898706 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 |
| 05/24/2005 | US6898566 Using signal to noise ratio of a speech signal to adjust thresholds for extracting speech parameters for coding the speech signal |
| 05/24/2005 | CA2405527C Method and apparatus for compressing and transmitting high speed data |
| 05/24/2005 | CA2282694C Mobile telephone having continuous recording capability |
| 05/19/2005 | WO2005046286A1 Methods and apparatus to extract codes from a plurality of channels |
| 05/19/2005 | WO2005046133A1 Adapting playout buffer based on audio burst length |
| 05/19/2005 | WO2005046096A1 Receiving apparatus and method |
| 05/19/2005 | WO2004090864B1 Method and apparatus for the encoding and decoding of speech |
| 05/19/2005 | WO2004088904A3 Method and apparatus for wirelessly delivering mp3 content |
| 05/19/2005 | US20050108009 Apparatus for coding of variable bitrate wideband speech and audio signals, and a method thereof |
| 05/19/2005 | US20050108007 Perceptual weighting device and method for efficient coding of wideband signals |
| 05/19/2005 | US20050108005 Method and device for adaptive bandwidth pitch search in coding wideband signals |
| 05/19/2005 | US20050108003 Signal processing device and signal processing method |
| 05/19/2005 | US20050108002 Signal analyzing method, signal synthesizing method of complex exponential modulation filter bank, program thereof and recording medium thereof |
| 05/19/2005 | CA2542151A1 Methods and apparatus to extract codes from a plurality of channels |
| 05/18/2005 | EP1531609A1 Apparatus and method for reproducing three dimensional stereo sound for communication terminal |
| 05/18/2005 | EP1531554A1 Method and apparatus for coding of signals |
| 05/18/2005 | EP1531551A1 Signal encoding device, method, signal decoding device, and method |
| 05/18/2005 | EP1495465A4 Method for modeling speech harmonic magnitudes |
| 05/18/2005 | EP1449378A4 System and method for compensating packet delay variations |
| 05/18/2005 | EP1415447A4 Method and apparatus for practicing ip telephony from an internet-capable radio |
| 05/18/2005 | CN1618093A Signal modification method for efficient coding of speech signals |
| 05/18/2005 | CN1617228A Data simple spelling method for voice decoding storage system |
| 05/18/2005 | CN1617227A Method and system for improving ADPCM voice coding step length regulation |
| 05/18/2005 | CN1617222A Method of reflecting time/language distortion in objective speech quality assessment |
| 05/18/2005 | CN1617106A Digital music converter |
| 05/18/2005 | CN1202676C Method and device for encoding transferring and decoding non-PCM bitstream between digital versatile disc device and multi-channel reproduction apparatus |
| 05/18/2005 | CN1202514C Method for coding and decoding sound and its parameter coder and decoder |
| 05/18/2005 | CN1202513C Audio frequency coding, decoding method and device and its use |
| 05/17/2005 | US6895375 System for bandwidth extension of Narrow-band speech |
| 05/17/2005 | US6895374 Method for utilizing temporal masking in digital audio coding |
| 05/17/2005 | US6894214 Musical instrument digital recording device with communications interface |
| 05/12/2005 | WO2005043529A1 Watermarking of audio and audio-visual signals |
| 05/12/2005 | WO2005043511A1 Audio signal encoding or decoding |
| 05/12/2005 | WO2004072957A3 Conversion of spectral components for encoding and low-complexity transcoding |
| 05/12/2005 | WO2002073601A8 Method and device for determining the quality of a speech signal |
| 05/12/2005 | US20050102722 Radio remote control unit with a playback function |
| 05/12/2005 | US20050102180 Passive mining of usage information in a location-based services system |
| 05/12/2005 | US20050102150 Subband analysis/synthesis filtering method |
| 05/12/2005 | US20050102137 Compressed domain conference bridge |
| 05/12/2005 | US20050102136 Speech codecs |
| 05/12/2005 | US20050102133 Voice activated device |
| 05/12/2005 | US20050100188 Embedding hidden auxiliary code signals in media |
| 05/12/2005 | US20050100161 Access to encrypted broadcast content |
| 05/11/2005 | EP1530201A2 Method and apparatus for selecting an encoding rate in a variable rate vocoder |
| 05/11/2005 | EP1298643B1 Frequency interpolating device and frequency interpolating method |
| 05/11/2005 | CN1615659A Audio coding |
| 05/11/2005 | CN1615521A Method and unit for substracting quantization noise from a PCM signal |
| 05/11/2005 | CN1615509A Low bit rate codec |
| 05/11/2005 | CN1614686A Super frame track parameter vector quantizing method |
| 05/11/2005 | CN1201632C Voice-to-remaining audio (VRA) interactive hearing aid & auxiliary equipment |
| 05/11/2005 | CN1201492C Coding and decoding method and device, recording and reproducing method and device, recording medium |
| 05/11/2005 | CN1201289C Encoding and decoding method of digital signal |
| 05/11/2005 | CN1201288C Decoding method and equipment |
| 05/10/2005 | US6892340 Method and apparatus for reducing channel induced errors in speech signals |
| 05/10/2005 | US6892175 Spread spectrum signaling for speech watermarking |