NO311471B1 - Filter for modifikasjon eller forbedring av tale og forskjellig utstyr, systemer og fremgangsmåte som gjör bruk avdette - Google Patents
Filter for modifikasjon eller forbedring av tale og forskjellig utstyr, systemer og fremgangsmåte som gjör bruk avdette Download PDFInfo
- Publication number
- NO311471B1 NO311471B1 NO19961894A NO961894A NO311471B1 NO 311471 B1 NO311471 B1 NO 311471B1 NO 19961894 A NO19961894 A NO 19961894A NO 961894 A NO961894 A NO 961894A NO 311471 B1 NO311471 B1 NO 311471B1
- Authority
- NO
- Norway
- Prior art keywords
- spectral information
- information
- filter
- speech signals
- modified
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 123
- 230000004048 modification Effects 0.000 title claims description 122
- 238000012986 modification Methods 0.000 title claims description 122
- 230000003595 spectral effect Effects 0.000 claims description 174
- 238000001228 spectrum Methods 0.000 claims description 52
- 238000001914 filtration Methods 0.000 claims description 30
- 238000012546 transfer Methods 0.000 claims description 22
- 230000006870 function Effects 0.000 claims description 21
- 239000002131 composite material Substances 0.000 claims description 17
- 230000002194 synthesizing effect Effects 0.000 claims description 13
- 238000013528 artificial neural network Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000003786 synthesis reaction Methods 0.000 claims description 9
- 230000001131 transforming effect Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 230000004044 response Effects 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 description 46
- 238000013461 design Methods 0.000 description 30
- 230000014509 gene expression Effects 0.000 description 26
- 230000000694 effects Effects 0.000 description 24
- 230000008901 benefit Effects 0.000 description 23
- 238000010586 diagram Methods 0.000 description 21
- 238000004458 analytical method Methods 0.000 description 18
- 230000006872 improvement Effects 0.000 description 13
- 230000009466 transformation Effects 0.000 description 10
- 238000012545 processing Methods 0.000 description 9
- 230000009467 reduction Effects 0.000 description 8
- 230000003044 adaptive effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 6
- 230000008447 perception Effects 0.000 description 5
- 238000012935 Averaging Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000009499 grossing Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L13/00—Speech synthesis; Text to speech systems
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals 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
- G10L19/04—Speech or audio signals 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 using predictive techniques
- G10L19/26—Pre-filtering or post-filtering
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Television Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Electrically Operated Instructional Devices (AREA)
- Noise Elimination (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7114752A JP2993396B2 (ja) | 1995-05-12 | 1995-05-12 | 音声加工フィルタ及び音声合成装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO961894D0 NO961894D0 (no) | 1996-05-10 |
| NO961894L NO961894L (no) | 1996-11-13 |
| NO311471B1 true NO311471B1 (no) | 2001-11-26 |
Family
ID=14645799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19961894A NO311471B1 (no) | 1995-05-12 | 1996-05-10 | Filter for modifikasjon eller forbedring av tale og forskjellig utstyr, systemer og fremgangsmåte som gjör bruk avdette |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US5822732A (fr) |
| EP (1) | EP0742548B1 (fr) |
| JP (1) | JP2993396B2 (fr) |
| KR (1) | KR100197203B1 (fr) |
| CN (1) | CN1132153C (fr) |
| AR (1) | AR001928A1 (fr) |
| CA (1) | CA2175617C (fr) |
| CO (1) | CO4480730A1 (fr) |
| DE (1) | DE69614752T2 (fr) |
| NO (1) | NO311471B1 (fr) |
| TW (1) | TW303451B (fr) |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09230896A (ja) * | 1996-02-28 | 1997-09-05 | Sony Corp | 音声合成装置 |
| US6449662B1 (en) | 1997-01-13 | 2002-09-10 | Micro Ear Technology, Inc. | System for programming hearing aids |
| US7787647B2 (en) | 1997-01-13 | 2010-08-31 | Micro Ear Technology, Inc. | Portable system for programming hearing aids |
| US6424722B1 (en) | 1997-01-13 | 2002-07-23 | Micro Ear Technology, Inc. | Portable system for programming hearing aids |
| EP0895672B1 (fr) * | 1997-02-10 | 2006-11-22 | Koninklijke Philips Electronics N.V. | Reseau de vocal de telecommunications |
| GB2343822B (en) * | 1997-07-02 | 2000-11-29 | Simoco Int Ltd | Method and apparatus for speech enhancement in a speech communication system |
| US6182033B1 (en) | 1998-01-09 | 2001-01-30 | At&T Corp. | Modular approach to speech enhancement with an application to speech coding |
| US7392180B1 (en) | 1998-01-09 | 2008-06-24 | At&T Corp. | System and method of coding sound signals using sound enhancement |
| EP0929065A3 (fr) * | 1998-01-09 | 1999-12-22 | AT&T Corp. | Approche modulaire pour l'amélioration de la qualité de la voix avec application au codage de la parole |
| KR100269216B1 (ko) * | 1998-04-16 | 2000-10-16 | 윤종용 | 스펙트로-템포럴 자기상관을 사용한 피치결정시스템 및 방법 |
| CA2396771A1 (fr) | 2000-01-20 | 2001-07-26 | Starkey Laboratories, Inc. | Systemes pour protheses auditives |
| EP1308927B9 (fr) * | 2000-08-09 | 2009-02-25 | Sony Corporation | Procede et dispositif de traitement de donnees vocales |
| US7283961B2 (en) * | 2000-08-09 | 2007-10-16 | Sony Corporation | High-quality speech synthesis device and method by classification and prediction processing of synthesized sound |
| JP2002055699A (ja) * | 2000-08-10 | 2002-02-20 | Mitsubishi Electric Corp | 音声符号化装置および音声符号化方法 |
| US20030028386A1 (en) * | 2001-04-02 | 2003-02-06 | Zinser Richard L. | Compressed domain universal transcoder |
| JP4413480B2 (ja) | 2002-08-29 | 2010-02-10 | 富士通株式会社 | 音声処理装置及び移動通信端末装置 |
| EP1557827B8 (fr) | 2002-10-31 | 2015-01-07 | Fujitsu Limited | Intensificateur de voix |
| WO2004097798A1 (fr) * | 2003-05-01 | 2004-11-11 | Fujitsu Limited | Decodeur vocal, programme et procede de decodage vocal, support d'enregistrement |
| US7451082B2 (en) * | 2003-08-27 | 2008-11-11 | Texas Instruments Incorporated | Noise-resistant utterance detector |
| WO2005106849A1 (fr) * | 2004-04-14 | 2005-11-10 | Realnetworks, Inc. | Compression/decompression audio numerique a codage/decodage de coefficients de predicteur linaire a complexite reduite |
| KR100746680B1 (ko) * | 2005-02-18 | 2007-08-06 | 후지쯔 가부시끼가이샤 | 음성 강조 장치 |
| WO2006134992A1 (fr) | 2005-06-17 | 2006-12-21 | Matsushita Electric Industrial Co., Ltd. | Post-filtre, décodeur et méthode de post-filtrage |
| JP5228283B2 (ja) * | 2006-04-19 | 2013-07-03 | カシオ計算機株式会社 | 音声合成辞書構築装置、音声合成辞書構築方法、及び、プログラム |
| EP1850328A1 (fr) * | 2006-04-26 | 2007-10-31 | Honda Research Institute Europe GmbH | Renforcement et extraction de formants de signaux de parole |
| CA2601662A1 (fr) | 2006-09-18 | 2008-03-18 | Matthias Mullenborn | Interface sans fil pour programmer des dispositifs d'aide auditive |
| US8255222B2 (en) * | 2007-08-10 | 2012-08-28 | Panasonic Corporation | Speech separating apparatus, speech synthesizing apparatus, and voice quality conversion apparatus |
| US8831936B2 (en) | 2008-05-29 | 2014-09-09 | Qualcomm Incorporated | Systems, methods, apparatus, and computer program products for speech signal processing using spectral contrast enhancement |
| US8538749B2 (en) | 2008-07-18 | 2013-09-17 | Qualcomm Incorporated | Systems, methods, apparatus, and computer program products for enhanced intelligibility |
| US9202456B2 (en) | 2009-04-23 | 2015-12-01 | Qualcomm Incorporated | Systems, methods, apparatus, and computer-readable media for automatic control of active noise cancellation |
| US9053697B2 (en) | 2010-06-01 | 2015-06-09 | Qualcomm Incorporated | Systems, methods, devices, apparatus, and computer program products for audio equalization |
| CN101887719A (zh) * | 2010-06-30 | 2010-11-17 | 北京捷通华声语音技术有限公司 | 语音合成方法、系统及具有语音合成功能的移动终端设备 |
| US9805738B2 (en) * | 2012-09-04 | 2017-10-31 | Nuance Communications, Inc. | Formant dependent speech signal enhancement |
| CN104143337B (zh) * | 2014-01-08 | 2015-12-09 | 腾讯科技（深圳）有限公司 | 一种提高音频信号音质的方法和装置 |
| CN110503963B (zh) * | 2014-04-24 | 2022-10-04 | 日本电信电话株式会社 | 解码方法、解码装置以及记录介质 |
| EP2980799A1 (fr) * | 2014-07-28 | 2016-02-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Appareil et procédé de traitement d'un signal audio à l'aide d'un post-filtre harmonique |
| JP6279181B2 (ja) * | 2016-02-15 | 2018-02-14 | 三菱電機株式会社 | 音響信号強調装置 |
| JP6691169B2 (ja) * | 2018-06-06 | 2020-04-28 | 株式会社Ｎｔｔドコモ | 音声信号処理方法及び音声信号処理装置 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853352B2 (ja) * | 1979-10-03 | 1983-11-29 | 日本電信電話株式会社 | 音声合成器 |
| US4969192A (en) * | 1987-04-06 | 1990-11-06 | Voicecraft, Inc. | Vector adaptive predictive coder for speech and audio |
| JP2588004B2 (ja) * | 1988-09-19 | 1997-03-05 | 日本電信電話株式会社 | 後処理フィルタ |
| US5241650A (en) * | 1989-10-17 | 1993-08-31 | Motorola, Inc. | Digital speech decoder having a postfilter with reduced spectral distortion |
| ATE177867T1 (de) * | 1989-10-17 | 1999-04-15 | Motorola Inc | Digitaler sprachdekodierer unter verwendung einer nachfilterung mit einer reduzierten spektralverzerrung |
| US5307441A (en) * | 1989-11-29 | 1994-04-26 | Comsat Corporation | Wear-toll quality 4.8 kbps speech codec |
| JP2689739B2 (ja) * | 1990-03-01 | 1997-12-10 | 日本電気株式会社 | 秘話装置 |
| US5187745A (en) * | 1991-06-27 | 1993-02-16 | Motorola, Inc. | Efficient codebook search for CELP vocoders |
| FI95086C (fi) * | 1992-11-26 | 1995-12-11 | Nokia Mobile Phones Ltd | Menetelmä puhesignaalin tehokkaaksi koodaamiseksi |
| US5504834A (en) * | 1993-05-28 | 1996-04-02 | Motrola, Inc. | Pitch epoch synchronous linear predictive coding vocoder and method |
-
1995
- 1995-05-12 JP JP7114752A patent/JP2993396B2/ja not_active Expired - Lifetime
-
1996
- 1996-02-29 TW TW085102394A patent/TW303451B/zh active
- 1996-05-02 US US08/643,087 patent/US5822732A/en not_active Expired - Fee Related
- 1996-05-02 CA CA002175617A patent/CA2175617C/fr not_active Expired - Fee Related
- 1996-05-10 DE DE69614752T patent/DE69614752T2/de not_active Expired - Fee Related
- 1996-05-10 CO CO96023682A patent/CO4480730A1/es unknown
- 1996-05-10 EP EP96201607A patent/EP0742548B1/fr not_active Expired - Lifetime
- 1996-05-10 KR KR1019960015305A patent/KR100197203B1/ko not_active Expired - Fee Related
- 1996-05-10 NO NO19961894A patent/NO311471B1/no unknown
- 1996-05-11 CN CN96108490A patent/CN1132153C/zh not_active Expired - Fee Related
- 1996-05-13 AR AR33649296A patent/AR001928A1/es active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| DE69614752T2 (de) | 2002-06-20 |
| US5822732A (en) | 1998-10-13 |
| NO961894L (no) | 1996-11-13 |
| CO4480730A1 (es) | 1997-07-09 |
| CA2175617A1 (fr) | 1996-11-13 |
| KR100197203B1 (ko) | 1999-06-15 |
| KR960043570A (ko) | 1996-12-23 |
| AR001928A1 (es) | 1997-12-10 |
| EP0742548A3 (fr) | 1998-08-26 |
| JPH08305397A (ja) | 1996-11-22 |
| CN1148232A (zh) | 1997-04-23 |
| NO961894D0 (no) | 1996-05-10 |
| CA2175617C (fr) | 2000-07-25 |
| TW303451B (fr) | 1997-04-21 |
| MX9601755A (es) | 1997-07-31 |
| DE69614752D1 (de) | 2001-10-04 |
| EP0742548B1 (fr) | 2001-08-29 |
| JP2993396B2 (ja) | 1999-12-20 |
| CN1132153C (zh) | 2003-12-24 |
| EP0742548A2 (fr) | 1996-11-13 |
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