FI910679A0 - Ljudsignalsbehandlingsanordning. - Google Patents
Ljudsignalsbehandlingsanordning.Info
- Publication number
- FI910679A0 FI910679A0 FI910679A FI910679A FI910679A0 FI 910679 A0 FI910679 A0 FI 910679A0 FI 910679 A FI910679 A FI 910679A FI 910679 A FI910679 A FI 910679A FI 910679 A0 FI910679 A0 FI 910679A0
- Authority
- FI
- Finland
- Prior art keywords
- ljudsignalsbehandlingsanordning
- Prior art date
Links
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
- G10L15/00—Speech recognition
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/93—Discriminating between voiced and unvoiced parts of speech signals
-
- 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
- G10L21/0208—Noise filtering
Landscapes
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Computational Linguistics (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Circuit For Audible Band Transducer (AREA)
- Noise Elimination (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Electrophonic Musical Instruments (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Selective Calling Equipment (AREA)
- Communication Control (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3321090A JP2959791B2 (ja) | 1990-02-13 | 1990-02-13 | 音声信号処理装置 |
JP2033211A JP2959792B2 (ja) | 1990-02-13 | 1990-02-13 | 音声信号処理装置 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI910679A0 true FI910679A0 (fi) | 1991-02-12 |
FI910679A FI910679A (fi) | 1991-08-14 |
FI103930B FI103930B (fi) | 1999-10-15 |
FI103930B1 FI103930B1 (fi) | 1999-10-15 |
Family
ID=26371868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI910679A FI103930B1 (fi) | 1990-02-13 | 1991-02-12 | Äänisignaalin käsittelylaite ja -menetelmä |
Country Status (9)
Country | Link |
---|---|
US (1) | US5204906A (fi) |
EP (1) | EP0442342B1 (fi) |
KR (1) | KR960005740B1 (fi) |
AU (1) | AU635600B2 (fi) |
CA (1) | CA2036199C (fi) |
DE (1) | DE69105154T2 (fi) |
FI (1) | FI103930B1 (fi) |
HK (1) | HK185195A (fi) |
NO (1) | NO306360B1 (fi) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07104788A (ja) * | 1993-10-06 | 1995-04-21 | Technol Res Assoc Of Medical & Welfare Apparatus | 音声強調処理装置 |
JP3397568B2 (ja) * | 1996-03-25 | 2003-04-14 | キヤノン株式会社 | 音声認識方法及び装置 |
WO1997037345A1 (en) * | 1996-03-29 | 1997-10-09 | British Telecommunications Public Limited Company | Speech processing |
CN102129862B (zh) | 1996-11-07 | 2013-05-29 | 松下电器产业株式会社 | 降噪装置及包括降噪装置的声音编码装置 |
JPH10247869A (ja) * | 1997-03-04 | 1998-09-14 | Nec Corp | ダイバーシティ回路 |
DE19854341A1 (de) | 1998-11-25 | 2000-06-08 | Alcatel Sa | Verfahren und Schaltungsanordnung zur Sprachpegelmessung in einem Sprachsignalverarbeitungssystem |
AU4627801A (en) * | 2001-04-11 | 2001-07-09 | Phonak Ag | Method for the elimination of noise signal components in an input signal for an auditory system, use of said method and hearing aid |
US20040102965A1 (en) * | 2002-11-21 | 2004-05-27 | Rapoport Ezra J. | Determining a pitch period |
US9838784B2 (en) | 2009-12-02 | 2017-12-05 | Knowles Electronics, Llc | Directional audio capture |
US8880396B1 (en) * | 2010-04-28 | 2014-11-04 | Audience, Inc. | Spectrum reconstruction for automatic speech recognition |
DE102011006472B4 (de) | 2011-03-31 | 2013-08-14 | Siemens Medical Instruments Pte. Ltd. | Verfahren zur Verbesserung der Sprachverständlichkeit mit einem Hörhilfegerät sowie Hörhilfegerät |
DE102011006515A1 (de) | 2011-03-31 | 2012-10-04 | Siemens Medical Instruments Pte. Ltd. | Verfahren zur Verbesserung der Sprachverständlichkeit mit einem Hörhilfegerät sowie Hörhilfegerät |
DE102011006511B4 (de) | 2011-03-31 | 2016-07-14 | Sivantos Pte. Ltd. | Hörhilfegerät sowie Verfahren zum Betrieb eines Hörhilfegeräts |
KR101247652B1 (ko) * | 2011-08-30 | 2013-04-01 | 광주과학기술원 | 잡음 제거 장치 및 방법 |
US9536540B2 (en) | 2013-07-19 | 2017-01-03 | Knowles Electronics, Llc | Speech signal separation and synthesis based on auditory scene analysis and speech modeling |
JP2015169827A (ja) * | 2014-03-07 | 2015-09-28 | 富士通株式会社 | 音声処理装置、音声処理方法および音声処理プログラム |
CN107112025A (zh) | 2014-09-12 | 2017-08-29 | 美商楼氏电子有限公司 | 用于恢复语音分量的***和方法 |
US9820042B1 (en) | 2016-05-02 | 2017-11-14 | Knowles Electronics, Llc | Stereo separation and directional suppression with omni-directional microphones |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3566035A (en) * | 1969-07-17 | 1971-02-23 | Bell Telephone Labor Inc | Real time cepstrum analyzer |
US4058676A (en) * | 1975-07-07 | 1977-11-15 | International Communication Sciences | Speech analysis and synthesis system |
US4630305A (en) * | 1985-07-01 | 1986-12-16 | Motorola, Inc. | Automatic gain selector for a noise suppression system |
WO1988007739A1 (en) * | 1987-04-03 | 1988-10-06 | American Telephone & Telegraph Company | An adaptive threshold voiced detector |
-
1991
- 1991-01-03 US US07/637,271 patent/US5204906A/en not_active Expired - Lifetime
- 1991-01-11 AU AU69278/91A patent/AU635600B2/en not_active Ceased
- 1991-02-04 EP EP91101452A patent/EP0442342B1/en not_active Expired - Lifetime
- 1991-02-04 DE DE69105154T patent/DE69105154T2/de not_active Expired - Fee Related
- 1991-02-11 NO NO910535A patent/NO306360B1/no unknown
- 1991-02-12 FI FI910679A patent/FI103930B1/fi not_active IP Right Cessation
- 1991-02-12 CA CA002036199A patent/CA2036199C/en not_active Expired - Fee Related
- 1991-02-13 KR KR1019910002431A patent/KR960005740B1/ko not_active IP Right Cessation
-
1995
- 1995-12-07 HK HK185195A patent/HK185195A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI103930B (fi) | 1999-10-15 |
DE69105154D1 (de) | 1994-12-22 |
CA2036199C (en) | 1997-09-30 |
KR910015962A (ko) | 1991-09-30 |
FI103930B1 (fi) | 1999-10-15 |
US5204906A (en) | 1993-04-20 |
DE69105154T2 (de) | 1995-03-23 |
EP0442342A1 (en) | 1991-08-21 |
AU635600B2 (en) | 1993-03-25 |
AU6927891A (en) | 1991-08-15 |
FI910679A (fi) | 1991-08-14 |
NO306360B1 (no) | 1999-10-25 |
NO910535L (no) | 1991-08-14 |
NO910535D0 (no) | 1991-02-11 |
KR960005740B1 (ko) | 1996-05-01 |
CA2036199A1 (en) | 1991-08-14 |
EP0442342B1 (en) | 1994-11-17 |
HK185195A (en) | 1995-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MA | Patent expired |