| 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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| 08/02/1995 | EP0665532A2 Speech recognition apparatus |
| 08/02/1995 | EP0665531A1 Method and apparatus for speech recognition |
| 08/02/1995 | EP0665530A1 Voice activity detection driven noise remediator |
| 07/05/1995 | EP0661903A2 A telephone set with background noise suppression function |
| 07/05/1995 | EP0661689A2 Noise reducing method, noise reducing apparatus and telephone set |
| 07/05/1995 | EP0473664B1 Analysis of waveforms |
| 06/28/1995 | EP0660303A1 Speech recognition using biosignals |
| 06/28/1995 | EP0660302A1 Speech recognition using bio-signals |
| 06/28/1995 | EP0660301A1 Removal of swirl artifacts from celp based speech coders |
| 06/28/1995 | EP0660300A1 Speech recognition apparatus |
| 06/27/1995 | US5428832 Noise suppression apparatus |
| 06/27/1995 | CA2011775C Method of detecting acoustic signal |
| 06/21/1995 | EP0658874A1 Process and circuit for producing from a speech signal with small bandwidth a speech signal with great bandwidth |
| 06/21/1995 | CA2136891A1 Removal of swirl artifacts from celp based speech coders |
| 06/20/1995 | US5426460 Virtual multimedia service for mass market connectivity |
| 06/15/1995 | WO1995016315A1 Soft error correction in a tdma radio system |
| 06/15/1995 | WO1995016259A1 A noise reduction system and device, and a mobile radio station |
| 06/15/1995 | CA2154253A1 Soft error correction in a tdma radio system |
| 06/13/1995 | US5425130 Apparatus for transforming voice using neural networks |
| 06/08/1995 | WO1995015550A1 Transmitted noise reduction in communications systems |
| 06/06/1995 | US5422977 Apparatus and methods for the generation of stabilised images from waveforms |
| 06/01/1995 | DE4441906A1 Anordnung und Verfahren für Sprachsynthese Apparatus and method for speech synthesis |
| 05/31/1995 | EP0655731A2 Noise suppressor available in pre-processing and/or post-processing of a speech signal |
| 05/31/1995 | EP0655158A1 Method and apparatus for attenuating an unwanted signal in a mix of signals |
| 05/26/1995 | WO1995014297A1 Device for processing a sound signal and apparatus comprising such a device |
| 05/26/1995 | WO1995009506A3 Method of associating oral utterances meaningfully with writings seriatim in the audio-visual work |
| 05/24/1995 | EP0654954A1 Method and apparatus for volume and intelligibility control for a loudspeaker |
| 05/24/1995 | EP0654781A2 Method of accommodating for carbon/electret telephone set variability in automatic speaker verification |
| 05/17/1995 | EP0653846A1 Apparatus and method for coding or decoding signals, and recording medium |
| 05/17/1995 | EP0653091A1 Discriminating between stationary and non-stationary signals |
| 05/10/1995 | EP0652560A1 Apparatus for recording and reproducing voice |
| 05/10/1995 | EP0651972A1 Doppler speech generation method and apparatus |
| 05/09/1995 | US5414796 Method of speech signal compression |
| 05/04/1995 | WO1995012189A1 Language analysis instrument |
| 05/04/1995 | CA2175223A1 Language analysis instrument |
| 05/03/1995 | CN1102291A Method of converting speech |
| 05/02/1995 | US5412735 Adaptive noise reduction circuit for a sound reproduction system |
| 04/18/1995 | US5408581 Apparatus and method for speech signal processing |
| 04/13/1995 | WO1995006382A3 A voice activity detector for an echo suppressor and an echo suppressor |
| 04/12/1995 | EP0647935A2 A speech enhancement apparatus |
| 04/11/1995 | US5406635 Noise attenuation system |
| 04/06/1995 | WO1995009506A2 Method of associating oral utterances meaningfully with writings seriatim in the audio-visual work |
| 04/06/1995 | CA2172606A1 Method of associating oral utterances meaningfully with writings seriatim in the audio-visual work |
| 03/29/1995 | EP0645756A1 System for adaptively reducing noise in speech signals |
| 03/28/1995 | US5402496 Auditory prosthesis, noise suppression apparatus and feedback suppression apparatus having focused adaptive filtering |
| 03/23/1995 | WO1995008146A1 Object-oriented audio system |
| 03/23/1995 | WO1995005655A3 Method for recognizing a spoken word in the presence of interfering speech |
| 03/23/1995 | CA2153969A1 Object-oriented audio system |
| 03/22/1995 | EP0644527A2 Terminal for mobile radio |
| 03/22/1995 | EP0644526A1 Noise reduction method, in particular for automatic speech recognition, and filter for implementing the method |
| 03/21/1995 | US5400409 Noise-reduction method for noise-affected voice channels |
| 03/21/1995 | US5400151 Noise reduction apparatus for eliminating periodic noise |
| 03/15/1995 | EP0643380A2 Speech speed conversion method and apparatus |
| 03/11/1995 | CA2131730A1 Speech speed conversion method and speech speed conversion apparatus |
| 03/08/1995 | EP0642290A2 Mobile communication apparatus with speech processing device |
| 03/07/1995 | US5395123 System for marking a singing voice and displaying a marked result for a karaoke machine |
| 03/02/1995 | WO1995006382A2 A voice activity detector for an echo suppressor and an echo suppressor |
| 03/01/1995 | EP0640942A2 Method and apparatus for rendering object on a display with added realism |
| 03/01/1995 | EP0640237A1 Method of converting speech |
| 02/28/1995 | US5394508 Method and apparatus for encoding decoding and compression of audio-type data |
| 02/23/1995 | WO1995005655A2 Method for recognizing a spoken word in the presence of interfering speech |
| 02/23/1995 | CA2169447A1 Method for recognizing a spoken word in the presence of interfering speech |
| 02/21/1995 | US5391827 Electronic musical instrument having a musical tone parameter display |
| 02/14/1995 | US5390138 Object-oriented audio system |
| 02/07/1995 | US5388185 System for adaptive processing of telephone voice signals |
| 02/07/1995 | US5388182 Nonlinear method and apparatus for coding and decoding acoustic signals with data compression and noise suppression using cochlear filters, wavelet analysis, and irregular sampling reconstruction |
| 02/07/1995 | US5387910 Signal processor |
| 02/01/1995 | EP0637012A2 Signal processing device |
| 01/31/1995 | US5386493 Apparatus and method for playing back audio at faster or slower rates without pitch distortion |
| 01/19/1995 | WO1995002288A1 Reduction of background noise for speech enhancement |
| 01/19/1995 | WO1995002239A1 Voice-activated automatic gain control |
| 01/12/1995 | WO1995001634A1 Method and apparatus for reducing an undesirable characteristic of a spectral estimate of a noise signal between occurrences of voice signals |
| 01/10/1995 | US5381473 Noise cancellation apparatus |
| 12/27/1994 | US5377301 Technique for modifying reference vector quantized speech feature signals |
| 12/27/1994 | US5377272 Switched signal processing circuit |
| 12/21/1994 | EP0629996A2 Automated intelligent monitoring system |
| 12/21/1994 | CN1096621A Noise cancellation apparatus |
| 12/20/1994 | US5375173 Speaker adapted speech recognition system |
| 12/14/1994 | EP0628195A1 Method and apparatus for encoding, decoding and compression of audio-type data |
| 12/08/1994 | WO1994028633A1 Apparatus and method for coding or decoding signals, and recording medium |
| 12/08/1994 | WO1994028542A1 Discriminating between stationary and non-stationary signals |
| 12/08/1994 | CA2139628A1 Discriminating between stationary and non-stationary signals |
| 11/29/1994 | US5369725 Pitch control system |
| 11/29/1994 | US5369724 Method and apparatus for encoding, decoding and compression of audio-type data using reference coefficients located within a band of coefficients |
| 11/22/1994 | US5367609 Editing compressed and decompressed voice information simultaneously |
| 11/22/1994 | US5367118 Digital pitch shifter for reading out pitch-shifted waveform data from a memory |
| 11/01/1994 | US5361324 Lombard effect compensation using a frequency shift |
| 10/27/1994 | WO1994024809A1 Adaptive video decompression |
| 10/27/1994 | WO1994024667A1 Apparatus for recording and reproducing voice |
| 10/27/1994 | CA2160562A1 Adaptive video decompression |
| 10/25/1994 | US5359695 Speech perception apparatus |
| 10/20/1994 | DE4312155A1 Method and device for improving recognition capability and increasing reliability in the case of automatic speech recognition in a noisy environment |
| 10/18/1994 | US5356296 Audio storybook |
| 10/18/1994 | CA1332626C Noise reduction |
| 10/11/1994 | US5355431 Signal detection apparatus including maximum likelihood estimation and noise suppression |
| 10/05/1994 | EP0618566A1 Noise reduction for speech recognition |
| 10/04/1994 | US5353408 Noise suppressor |
| 10/04/1994 | US5353376 System and method for improved speech acquisition for hands-free voice telecommunication in a noisy environment |
| 10/04/1994 | US5353374 Method for processing an audio signal |
| 09/15/1994 | DE4323021A1 Pattern generation device |