Patents for G10L 21 - Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility (18,985) |
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03/17/2004 | EP1398759A2 Systems and methods for determining the N-best strings of an automaton |
03/17/2004 | EP1398758A2 Method and apparatus for generating decision tree questions for speech processing |
03/17/2004 | EP1397796A1 Speech quality indication |
03/17/2004 | EP1018100A4 Method and system for making an audio-visual work with a series of visual word symbols coordinated with oral word utterances and such audio-visual work |
03/17/2004 | CN1482596A Method and system for noise reduction |
03/16/2004 | US6708145 Enhancing perceptual performance of sbr and related hfr coding methods by adaptive noise-floor addition and noise substitution limiting |
03/16/2004 | US6707910 Detection of the speech activity of a source |
03/11/2004 | WO2004021738A1 Microphone and communication interface system |
03/11/2004 | WO2004021631A1 Error processing of user information received by a communication network |
03/11/2004 | WO2004021333A1 Multichannel voice detection in adverse environments |
03/11/2004 | WO2004021332A1 Controlling loudness of speech in signals that contain speech and other types of audio material |
03/11/2004 | WO2003071519A3 Voice-controlled data entry |
03/11/2004 | US20040049393 Automated delivery of audio content to a personal messaging device |
03/11/2004 | US20040049391 Systems and methods for dynamic reading fluency proficiency assessment |
03/11/2004 | US20040049383 Noise removing method and device |
03/10/2004 | EP1397024A1 Control circuit for small electrodynamic transducers in audio systems depending on the input signal characteristics |
03/10/2004 | EP1396845A1 Method of iterative noise estimation in a recursive framework |
03/10/2004 | EP1395981A1 Device and method for processing an audio signal |
03/10/2004 | EP1395980A1 Audio coding |
03/10/2004 | CN1481546A Enhancing source coding systems by adaptive transposition |
03/10/2004 | CN1481545A Enhancing perceptual performance of high frequency reconstruction coding methods by adaptive filtering |
03/10/2004 | CN1481186A Information processing terminal and method for operating content notice |
03/10/2004 | CN1141698C Pich interval standardizing device for speech identification of input speech |
03/09/2004 | US6704711 System and method for modifying speech signals |
03/09/2004 | US6704701 Bi-directional pitch enhancement in speech coding systems |
03/09/2004 | US6704369 Apparatus and method for signal separation and recording medium for the same |
03/04/2004 | WO2004019654A1 Automatic wind noise reduction circuit and automatic wind noise reduction method |
03/04/2004 | WO2004019497A1 Signal encoding device, method, signal decoding device, and method |
03/04/2004 | WO2004019317A2 Identification end exclusion of pause frames for speech storage, transmission and playback |
03/04/2004 | WO2003084207B1 Method and system for enhancing data quality |
03/04/2004 | US20040044528 Method and apparatus for generating decision tree questions for speech processing |
03/04/2004 | US20040044525 Controlling loudness of speech in signals that contain speech and other types of audio material |
03/04/2004 | US20040044428 Audio processor, audio processing method, computer program, and computer readable storage medium |
03/04/2004 | US20040042626 Multichannel voice detection in adverse environments |
03/04/2004 | US20040042622 Speech Processing apparatus and mobile communication terminal |
03/04/2004 | US20040040621 Recovering method of target speech based on split spectra using sound sources' locational information |
03/03/2004 | EP1393300A1 Segmenting audio signals into auditory events |
03/03/2004 | EP1393298A1 Comparing audio using characterizations based on auditory events |
03/03/2004 | EP0954850B1 Audio processing arrangement with multiple sources |
03/02/2004 | US6700976 Noise canceler system with adaptive cross-talk filters |
02/26/2004 | WO2004017303A1 Method and system for processing subband signals using adaptive filters |
02/26/2004 | WO2004017302A1 Speech recognition faciliation method and apparatus |
02/26/2004 | WO2004017163A2 System and method for selecting a music channel |
02/26/2004 | WO2004006223A3 Voice-controllable communication gateway for controlling multiple electronic and information appliances |
02/26/2004 | WO2003049108A3 Digital audio with parameters for real-time time scaling |
02/26/2004 | US20040039566 Condensed voice buffering, transmission and playback |
02/26/2004 | US20040037439 Acoustic signal processing apparatus and method, and audio device |
02/25/2004 | EP1391879A2 Speech coding apparatus, linear prediction coefficient analyzing apparatus and noise reducing apparatus |
02/25/2004 | EP1391878A2 Speech coding apparatus, linear prediction coefficient analyzing apparatus and noise reducing apparatus |
02/25/2004 | EP1391103A1 Efficient buffer allocation for current and predicted active speakers in voice conferencing systems |
02/25/2004 | EP1390947A2 Method for signal reception |
02/25/2004 | EP1390942A1 Method for time aligning audio signals using characterizations based on auditory events |
02/25/2004 | EP0807286B1 Communication terminal device |
02/24/2004 | US6697486 Echo canceler and operating method |
02/19/2004 | WO2004016040A1 Signal strength information dependent control of small electrodynamic transducers in audio systems |
02/19/2004 | WO2004016037A1 Method of increasing speech intelligibility and device therefor |
02/19/2004 | WO2004015688A1 Audio signal time-scale modification method using variable length synthesis and reduced cross-correlation computations |
02/19/2004 | WO2004015652A1 Audio-intonation calibration method |
02/19/2004 | WO2003090610A3 Fast estimation of weak bio-signals using novel algorithms for generating multiple additional data frames |
02/19/2004 | US20040034536 System and method for selecting a music channel |
02/19/2004 | US20040034535 Speech to touch translator assembly and method |
02/19/2004 | US20040034533 Voice control apparatus of vacuum cleaner and method thereof |
02/19/2004 | US20040034526 Speech recognition faciliation method and apparatus |
02/19/2004 | US20040032509 Camera having audio noise attenuation capability |
02/19/2004 | CA2494697A1 Audio-intonation calibration method |
02/18/2004 | CN1139042C Character recognizing and translating system |
02/17/2004 | US6694291 System and method for enhancing low frequency spectrum content of a digitized voice signal |
02/17/2004 | US6694029 Unobtrusive removal of periodic noise |
02/17/2004 | US6694018 Echo canceling apparatus and method, and voice reproducing apparatus |
02/17/2004 | US6693652 System and method for automatic generation of visual representations and links in a hierarchical messaging system |
02/16/2004 | CA2399159A1 Convergence improvement for oversampled subband adaptive filters |
02/12/2004 | WO2004013841A1 Audio decoding apparatus and audio decoding method based on spectral band repliction |
02/12/2004 | WO2004013840A1 Digital signal processing techniques for improving audio clarity and intelligibility |
02/12/2004 | WO2004002028A3 Audio signal processing apparatus and method |
02/12/2004 | US20040030561 Method and apparatus for digital signal communication between computer-based multi-channel audio controller and surround sound systems |
02/12/2004 | US20040030557 Method and apparatus for providing an integrated speech recognition and natural language understanding for a dialog system |
02/12/2004 | US20040030553 Voice recognition system, communication terminal, voice recognition server and program |
02/12/2004 | US20040030550 Systems and methods for providing acoustic classification |
02/12/2004 | US20040030546 Apparatus and method for generating pitch waveform signal and apparatus and mehtod for compressing/decomprising and synthesizing speech signal using the same |
02/12/2004 | US20040029084 Automated language acquisition system and method |
02/12/2004 | US20040028244 Audio signal decoding device and audio signal encoding device |
02/12/2004 | US20040028239 Vehicle accessory microphone assembly having a windscreen with hydrophobic properties |
02/12/2004 | US20040028191 System for text assisted telephony |
02/11/2004 | EP1388832A1 Method for calibrating audio intonation |
02/11/2004 | EP1388147A1 Method for enlarging the band width of a narrow-band filtered voice signal, especially a voice signal emitted by a telecommunication appliance |
02/11/2004 | CN1475010A Enhancing performance of coding system that use high frequency reconstruction methods |
02/11/2004 | CN1474675A Methods and devices for delivering exogenously generated speech signals to enhance fluency in persons who stutter |
02/11/2004 | CN1474622A Communication terminal capable of revising transmitting voice in telephone call |
02/11/2004 | CN1474318A Computer aided word meaning teaching system and method with accent prompting |
02/10/2004 | US6691083 Wideband speech synthesis from a narrowband speech signal |
02/10/2004 | US6691073 Adaptive state space signal separation, discrimination and recovery |
02/10/2004 | US6690799 Stereo signal processing apparatus |
02/05/2004 | WO2004012181A1 Information signal converting system |
02/05/2004 | WO2004012097A1 Method for fast dynamic estimation of background noise |
02/05/2004 | WO2003091988A3 Non-stuttering biofeedback method and apparatus using daf |
02/05/2004 | WO2003019775A3 Audio processing device |
02/05/2004 | US20040024598 Thematic segmentation of speech |
02/05/2004 | US20040024596 Noise reduction system |
02/05/2004 | US20040024591 Method and apparatus for enhancing loudness of an audio signal |
02/05/2004 | US20040024585 Linguistic segmentation of speech |