| 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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| 08/29/2001 | EP1127436A2 Mobile wireless internet portable radio |
| 08/29/2001 | EP1127349A1 Signal processing techniques for time-scale and/or pitch modification of audio signals |
| 08/29/2001 | EP0962015B1 Method and devices for coding discrete signals or for decoding coded discrete signals |
| 08/29/2001 | EP0954909B1 Method for coding an audio signal |
| 08/29/2001 | EP0807307B1 A pitch post-filter |
| 08/29/2001 | CN1070322C Method and arrangement for transmitting speech signals |
| 08/23/2001 | WO2001061991A1 Device for receiving digital radio signals |
| 08/23/2001 | WO2001061864A1 Differential pulse code modulation system |
| 08/23/2001 | WO2001061688A1 Linking internet documents with compressed audio files |
| 08/23/2001 | WO2001061687A1 Wideband speech codec using different sampling rates |
| 08/23/2001 | WO2001061686A1 Method of and apparatus for converting an audio signal between data compression formats |
| 08/23/2001 | WO2001061685A1 Fast convergence method for bit allocation stage of mpeg audio layer 3 encoders |
| 08/23/2001 | WO2001061684A1 Methods and system for encoding an audio sequence with synchronized data and outputting the same |
| 08/23/2001 | US20010016817 CELP-based to CELP-based vocoder packet translation |
| 08/23/2001 | US20010016812 Multiple impulse excitation speech encoder and decoder |
| 08/23/2001 | US20010016811 Silence description for multi-rate speech codecs |
| 08/23/2001 | US20010016810 Signal reproduction apparatus and method therefor |
| 08/23/2001 | US20010016784 Audio data storage device |
| 08/23/2001 | US20010016051 Method and apparatus for discerning image distortion by reference to encoded marker signals |
| 08/23/2001 | US20010016048 Audio reproduction arrangement and telephone terminal |
| 08/23/2001 | DE10007710A1 Vorrichtung zum Empfang von digitalen Rundfunksignalen Device for receiving digital broadcast signals |
| 08/22/2001 | EP1126646A2 Digital multiplixer |
| 08/22/2001 | EP1126643A2 A method and receiver for accessing data carried by a broadcast signal |
| 08/22/2001 | EP1126458A1 Method for adjustment of volume control of a digital sound recording |
| 08/22/2001 | EP1126439A2 Mobile to mobile digital wireless connection having enhanced voice quality |
| 08/22/2001 | EP1126437A2 Variable rate vocoder |
| 08/22/2001 | EP1126434A1 Body-wearable type music reproducing apparatus |
| 08/22/2001 | EP1125287A1 Method and apparatus to prepare listener-interest-filtered works |
| 08/22/2001 | EP1125286A1 Perceptual weighting device and method for efficient coding of wideband signals |
| 08/22/2001 | EP1125285A1 Periodicity enhancement in decoding wideband signals |
| 08/22/2001 | EP1125284A1 High frequency content recovering method and device for over-sampled synthesized wideband signal |
| 08/22/2001 | EP1125283A1 Method for quantizing speech coder parameters |
| 08/22/2001 | EP1125282A1 Transmission system with improved encoder and decoder |
| 08/22/2001 | EP1125276A1 A method and device for adaptive bandwidth pitch search in coding wideband signals |
| 08/22/2001 | EP1125235A1 Multi-precision technique for digital audio encoder |
| 08/22/2001 | EP0663739B1 Digital signal encoding device, its decoding device, and its recording medium |
| 08/22/2001 | CN1309521A Digital wireless connection of mobile station to mobile station with enhanced voice quality |
| 08/22/2001 | CN1309487A Data processing device, system and method |
| 08/21/2001 | US6278971 Phase detection apparatus and method and audio coding apparatus and method |
| 08/21/2001 | US6278900 Audio storing and reproducing apparatus |
| 08/21/2001 | US6278781 Wireless telephony with steganography |
| 08/21/2001 | CA2618002C Algebraic codebook with signal-selected pulse amplitudes for fast coding of speech |
| 08/21/2001 | CA2210765E Algebraic codebook with signal-selected pulse amplitudes for fast coding of speech |
| 08/16/2001 | WO2001059766A1 Background noise reduction in sinusoidal based speech coding systems |
| 08/16/2001 | WO2001059765A1 Rate determination coding |
| 08/16/2001 | WO2001059764A1 Error correction method with pitch change detection |
| 08/16/2001 | WO2001059757A2 Method and apparatus for compression of speech encoded parameters |
| 08/16/2001 | WO2001059603A1 Fast method for the forward and inverse mdct in audio coding |
| 08/16/2001 | WO2001059549A2 Methods and apparatus for secure content distribution |
| 08/16/2001 | WO2001052240A8 Device and method for determining a coding block raster of a decoded signal |
| 08/16/2001 | WO2000039787A3 System and method for effectively implementing fixed masking thresholds in an audio encoder device |
| 08/16/2001 | US20010014862 Coding apparatus and method, decoding apparatus and method, and program storage medium |
| 08/16/2001 | US20010014858 Inter-pattern distance calculation method and apparatus thereof, and pattern recognition method and apparatus thereof |
| 08/16/2001 | US20010014856 Reduced complexity signal transmission system |
| 08/16/2001 | US20010014855 Method and system for measurement of speech distortion from samples of telephonic voice signals |
| 08/16/2001 | US20010013983 Reproducing apparatus |
| 08/16/2001 | EP1145223A3 System and method for effectively implementing fixed masking thresholds in an audio encoder device |
| 08/16/2001 | EP1124343A2 Digital circuit multiplication equipment |
| 08/16/2001 | EP0717392B1 Encoding method, decoding method, encoding-decoding method, encoder, decoder, and encoder-decoder |
| 08/16/2001 | CA2337176A1 Process for adjusting the sound level of a digital sound recording |
| 08/15/2001 | CN1308804A Transcoders for fixed and variable rate data streams |
| 08/15/2001 | CN1308426A Audio data broadcasting method and the system providing the data to broadcast emitter |
| 08/15/2001 | CN1308425A Audio Data transmitting method and audio data broadcast tranmitting system |
| 08/15/2001 | CN1308295A Data reproducer |
| 08/14/2001 | US6275798 Speech coding with improved background noise reproduction |
| 08/14/2001 | US6275797 Method and apparatus for measuring voice path quality by means of speech recognition |
| 08/14/2001 | US6275796 Apparatus for quantizing spectral envelope including error selector for selecting a codebook index of a quantized LSF having a smaller error value and method therefor |
| 08/14/2001 | US6275589 Method and apparatus for error masking in multi-channel audio signals |
| 08/14/2001 | CA2330985A1 Mobile to mobile digital wireless connection having enhanced voice quality |
| 08/14/2001 | CA2164026C Subband echo canceler |
| 08/14/2001 | CA2037475C Method for reducing the search complexity in analysis-by-synthesis coding |
| 08/09/2001 | WO2001058063A2 A method of labelling a multi-frequency signal such as an audio or a video signal |
| 08/09/2001 | WO2001057872A1 Hand-held audio decoder |
| 08/09/2001 | WO2001057788A1 Data compression method and apparatus |
| 08/09/2001 | WO2001057783A1 Integrating digital watermarks in multimedia content |
| 08/09/2001 | WO2001057627A2 Circuits, systems and methods for information privatization in personal electronic appliances |
| 08/09/2001 | WO2000072549A3 Method and apparatus for telecommunications using internet protocol |
| 08/09/2001 | US20010013003 Method of and system for coding and decoding sound signals |
| 08/09/2001 | US20010013002 Portable type voice reproducer and guide system using the reproducer |
| 08/09/2001 | US20010012993 Coding method facilitating the reproduction as sound of digitized speech signals transmitted to a user terminal during a telephone call set up by transmitting packets, and equipment implementing the method |
| 08/09/2001 | US20010012377 Steganographically encoding a first image in accordance with a second image |
| 08/09/2001 | CA2398191A1 Data compression method and apparatus |
| 08/08/2001 | EP1122717A1 Coding method and apparatus for restoring speech signals packet-switched |
| 08/08/2001 | EP1121765A1 Method and apparatus for embedding auxiliary data in primary data signal using frequency and time domain processing |
| 08/08/2001 | EP1121764A1 Method and apparatus for digital signal compression without decoding |
| 08/08/2001 | EP1121760A1 Device and method for coding data with a fire code |
| 08/08/2001 | EP1121686A1 Speech parameter compression |
| 08/08/2001 | CN1307781A Synchronizing, switching, and editing MPEG files |
| 08/08/2001 | CN1307771A Alternating speed and data transmission in digital communications systems |
| 08/08/2001 | CN1307747A Convolutive blind source separation using multiple decorrelation method |
| 08/08/2001 | CN1307716A Noise suppressor having weighted gain smoothing |
| 08/08/2001 | CN1307281A Relative allocation device and method for data storage card |
| 08/07/2001 | US6272459 Voice signal coding apparatus |
| 08/07/2001 | US6272196 Encoder using an excitation sequence and a residual excitation sequence |
| 08/07/2001 | US6272176 Broadcast encoding system and method |
| 08/07/2001 | US6272123 Variable rate CDMA transmitter-receiver and transmission method |
| 08/07/2001 | US6271892 Method and apparatus for compressing a sequence of information-bearing frames having at least two media |
| 08/02/2001 | US20010011219 Voice recording and reproducing apparatus, information processing apparatus, and recording medium having recorded an information processing program |
| 08/02/2001 | US20010011216 Digital cordless phone system for improving distance of speech communication using error concealment and method thereof |
| 08/02/2001 | US20010011195 Recording and/or reproducing apparatus and recording apparatus |