DE69520982T2 - Vorrichtung zur Kodierung von ein lokales Maximum enthaltender Sprache - Google Patents
Vorrichtung zur Kodierung von ein lokales Maximum enthaltender SpracheInfo
- Publication number
- DE69520982T2 DE69520982T2 DE69520982T DE69520982T DE69520982T2 DE 69520982 T2 DE69520982 T2 DE 69520982T2 DE 69520982 T DE69520982 T DE 69520982T DE 69520982 T DE69520982 T DE 69520982T DE 69520982 T2 DE69520982 T2 DE 69520982T2
- Authority
- DE
- Germany
- Prior art keywords
- local maximum
- coding speech
- speech containing
- coding
- local
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/12—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters the excitation function being a code excitation, e.g. in code excited linear prediction [CELP] vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; 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
- G10L2019/0001—Codebooks
- G10L2019/0004—Design or structure of the codebook
- G10L2019/0005—Multi-stage vector quantisation
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13188994 | 1994-06-14 | ||
| JP32023794A JP3183074B2 (ja) | 1994-06-14 | 1994-12-22 | 音声符号化装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69520982D1 DE69520982D1 (de) | 2001-06-28 |
| DE69520982T2 true DE69520982T2 (de) | 2001-10-31 |
Family
ID=26466608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69520982T Expired - Fee Related DE69520982T2 (de) | 1994-06-14 | 1995-06-13 | Vorrichtung zur Kodierung von ein lokales Maximum enthaltender Sprache |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5699483A (de) |
| EP (1) | EP0688013B1 (de) |
| JP (1) | JP3183074B2 (de) |
| DE (1) | DE69520982T2 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW307960B (en) * | 1996-02-15 | 1997-06-11 | Philips Electronics Nv | Reduced complexity signal transmission system |
| JP3878254B2 (ja) * | 1996-06-21 | 2007-02-07 | 株式会社リコー | 音声圧縮符号化方法および音声圧縮符号化装置 |
| US6493665B1 (en) * | 1998-08-24 | 2002-12-10 | Conexant Systems, Inc. | Speech classification and parameter weighting used in codebook search |
| JP2001143385A (ja) * | 1999-11-16 | 2001-05-25 | Nippon Columbia Co Ltd | ディジタル・オーディオ・ディスク・レコーダ |
| US6356213B1 (en) * | 2000-05-31 | 2002-03-12 | Lucent Technologies Inc. | System and method for prediction-based lossless encoding |
| KR101116363B1 (ko) * | 2005-08-11 | 2012-03-09 | 삼성전자주식회사 | 음성신호 분류방법 및 장치, 및 이를 이용한 음성신호부호화방법 및 장치 |
| JP4736632B2 (ja) * | 2005-08-31 | 2011-07-27 | 株式会社国際電気通信基礎技術研究所 | ボーカル・フライ検出装置及びコンピュータプログラム |
| JP2008058667A (ja) * | 2006-08-31 | 2008-03-13 | Sony Corp | 信号処理装置および方法、記録媒体、並びにプログラム |
| DK2898064T3 (en) | 2012-09-19 | 2019-03-04 | Microvascular Tissues Inc | COMPOSITIONS FOR TREATMENT AND PREVENTION OF TISSUE DAMAGE AND DISEASE |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4852179A (en) * | 1987-10-05 | 1989-07-25 | Motorola, Inc. | Variable frame rate, fixed bit rate vocoding method |
| US5194950A (en) * | 1988-02-29 | 1993-03-16 | Mitsubishi Denki Kabushiki Kaisha | Vector quantizer |
| US5086439A (en) * | 1989-04-18 | 1992-02-04 | Mitsubishi Denki Kabushiki Kaisha | Encoding/decoding system utilizing local properties |
| EP0443548B1 (de) * | 1990-02-22 | 2003-07-23 | Nec Corporation | Sprachcodierer |
-
1994
- 1994-12-22 JP JP32023794A patent/JP3183074B2/ja not_active Expired - Fee Related
-
1995
- 1995-06-13 EP EP95109096A patent/EP0688013B1/de not_active Expired - Lifetime
- 1995-06-13 DE DE69520982T patent/DE69520982T2/de not_active Expired - Fee Related
- 1995-06-14 US US08/490,253 patent/US5699483A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0688013B1 (de) | 2001-05-23 |
| JPH0863195A (ja) | 1996-03-08 |
| JP3183074B2 (ja) | 2001-07-03 |
| DE69520982D1 (de) | 2001-06-28 |
| EP0688013A3 (de) | 1997-10-01 |
| EP0688013A2 (de) | 1995-12-20 |
| US5699483A (en) | 1997-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |