EP1164577A3 - Method and apparatus for reproducing speech signals - Google Patents
Method and apparatus for reproducing speech signals Download PDFInfo
- Publication number
- EP1164577A3 EP1164577A3 EP01121724A EP01121724A EP1164577A3 EP 1164577 A3 EP1164577 A3 EP 1164577A3 EP 01121724 A EP01121724 A EP 01121724A EP 01121724 A EP01121724 A EP 01121724A EP 1164577 A3 EP1164577 A3 EP 1164577A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- speech
- unvoiced
- voiced
- unit
- encoded parameters
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 238000003786 synthesis reaction Methods 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000013139 quantization Methods 0.000 abstract 1
- 238000001308 synthesis method Methods 0.000 abstract 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
- 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
- G10L19/02—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 spectral analysis, e.g. transform vocoders or subband vocoders
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- 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
- G10L21/04—Time compression or expansion
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Abstract
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27941095 | 1995-10-26 | ||
JP27941095 | 1995-10-26 | ||
JP28067295 | 1995-10-27 | ||
JP28067295 | 1995-10-27 | ||
EP96307741A EP0770987B1 (en) | 1995-10-26 | 1996-10-25 | Method and apparatus for reproducing speech signals, method and apparatus for decoding the speech, method and apparatus for synthesizing the speech and portable radio terminal apparatus |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96307741A Division EP0770987B1 (en) | 1995-10-26 | 1996-10-25 | Method and apparatus for reproducing speech signals, method and apparatus for decoding the speech, method and apparatus for synthesizing the speech and portable radio terminal apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1164577A2 EP1164577A2 (en) | 2001-12-19 |
EP1164577A3 true EP1164577A3 (en) | 2002-01-09 |
Family
ID=27237803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01121724A Withdrawn EP1164577A3 (en) | 1995-10-26 | 1996-10-25 | Method and apparatus for reproducing speech signals |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP1164577A3 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4435832A (en) * | 1979-10-01 | 1984-03-06 | Hitachi, Ltd. | Speech synthesizer having speech time stretch and compression functions |
EP0279451A2 (en) * | 1987-02-20 | 1988-08-24 | Fujitsu Limited | Speech coding transmission equipment |
-
1996
- 1996-10-25 EP EP01121724A patent/EP1164577A3/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4435832A (en) * | 1979-10-01 | 1984-03-06 | Hitachi, Ltd. | Speech synthesizer having speech time stretch and compression functions |
EP0279451A2 (en) * | 1987-02-20 | 1988-08-24 | Fujitsu Limited | Speech coding transmission equipment |
Non-Patent Citations (2)
Title |
---|
NISHIGUCHI M ET AL: "HARMONIC AND NOISE CODING OF LPC RESIDUALS WITH CLASSIFIED VECTOR QUANTIZATION", PROCEEDINGS OF THE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH, AND SIGNAL PROCESSING (ICASSP). DETROIT, MAY 9 - 12, 1995. SPEECH, NEW YORK, IEEE, US, vol. 1, 9 May 1995 (1995-05-09), pages 484 - 487, XP000658036, ISBN: 0-7803-2432-3 * |
QUATIERI T F ET AL: "SHAPE INVARIANT TIME-SCALE AND PITCH MODIFICATION OF SPEECH", IEEE TRANSACTIONS ON SIGNAL PROCESSING, IEEE, INC. NEW YORK, US, vol. 40, no. 3, 1 March 1992 (1992-03-01), pages 497 - 510, XP000294868, ISSN: 1053-587X * |
Also Published As
Publication number | Publication date |
---|---|
EP1164577A2 (en) | 2001-12-19 |
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Legal Events
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