ATE95936T1 - Codierung von akustischen wellenformen. - Google Patents
Codierung von akustischen wellenformen.Info
- Publication number
- ATE95936T1 ATE95936T1 AT88302063T AT88302063T ATE95936T1 AT E95936 T1 ATE95936 T1 AT E95936T1 AT 88302063 T AT88302063 T AT 88302063T AT 88302063 T AT88302063 T AT 88302063T AT E95936 T1 ATE95936 T1 AT E95936T1
- Authority
- AT
- Austria
- Prior art keywords
- phase
- disclosed
- pitch
- encoding
- voice
- Prior art date
Links
- 238000000034 method Methods 0.000 abstract 4
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000001419 dependent effect Effects 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000003786 synthesis reaction 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3409787A | 1987-04-02 | 1987-04-02 | |
EP88302063A EP0285276B1 (de) | 1987-04-02 | 1988-03-10 | Codierung von akustischen Wellenformen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE95936T1 true ATE95936T1 (de) | 1993-10-15 |
Family
ID=21874290
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT88302063T ATE95936T1 (de) | 1987-04-02 | 1988-03-10 | Codierung von akustischen wellenformen. |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0285276B1 (de) |
JP (2) | JP3191926B2 (de) |
AT (1) | ATE95936T1 (de) |
AU (2) | AU612351B2 (de) |
CA (1) | CA1332982C (de) |
DE (1) | DE3884839T2 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5029509A (en) * | 1989-05-10 | 1991-07-09 | Board Of Trustees Of The Leland Stanford Junior University | Musical synthesizer combining deterministic and stochastic waveforms |
JPH04150233A (ja) * | 1990-10-09 | 1992-05-22 | Matsushita Electric Ind Co Ltd | 信号伝送方法 |
JP2606756B2 (ja) * | 1990-10-22 | 1997-05-07 | 財団法人鉄道総合技術研究所 | ディジタル信号伝送装置 |
DE4126882A1 (de) * | 1991-08-14 | 1993-02-18 | Philips Patentverwaltung | Anordnung zur sprachuebertragung |
WO1993018505A1 (en) * | 1992-03-02 | 1993-09-16 | The Walt Disney Company | Voice transformation system |
BE1007428A3 (nl) * | 1993-08-02 | 1995-06-13 | Philips Electronics Nv | Transmissiesysteem met reconstructie van ontbrekende signaalmonsters. |
US5517595A (en) * | 1994-02-08 | 1996-05-14 | At&T Corp. | Decomposition in noise and periodic signal waveforms in waveform interpolation |
JP2778567B2 (ja) * | 1995-12-23 | 1998-07-23 | 日本電気株式会社 | 信号符号化装置及び方法 |
US6112169A (en) * | 1996-11-07 | 2000-08-29 | Creative Technology, Ltd. | System for fourier transform-based modification of audio |
US6449592B1 (en) | 1999-02-26 | 2002-09-10 | Qualcomm Incorporated | Method and apparatus for tracking the phase of a quasi-periodic signal |
CN1262991C (zh) * | 2000-02-29 | 2006-07-05 | 高通股份有限公司 | 跟踪准周期性信号的相位的方法和设备 |
KR100861884B1 (ko) * | 2000-06-20 | 2008-10-09 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 정현파 코딩 방법 및 장치 |
AU2003274617A1 (en) * | 2002-11-29 | 2004-06-23 | Koninklijke Philips Electronics N.V. | Audio coding |
JP2007504503A (ja) * | 2003-09-05 | 2007-03-01 | コニンクリユケ フィリップス エレクトロニクス エヌ.ブイ. | 低ビットレートオーディオ符号化 |
KR101441474B1 (ko) | 2009-02-16 | 2014-09-17 | 한국전자통신연구원 | 적응적 정현파 펄스 코딩을 이용한 오디오 신호의 인코딩 및 디코딩 방법 및 장치 |
US8494199B2 (en) | 2010-04-08 | 2013-07-23 | Gn Resound A/S | Stability improvements in hearing aids |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU597573B2 (en) * | 1985-03-18 | 1990-06-07 | Massachusetts Institute Of Technology | Acoustic waveform processing |
US4856068A (en) * | 1985-03-18 | 1989-08-08 | Massachusetts Institute Of Technology | Audio pre-processing methods and apparatus |
-
1988
- 1988-03-01 CA CA000560230A patent/CA1332982C/en not_active Expired - Lifetime
- 1988-03-10 DE DE88302063T patent/DE3884839T2/de not_active Expired - Lifetime
- 1988-03-10 EP EP88302063A patent/EP0285276B1/de not_active Expired - Lifetime
- 1988-03-10 AT AT88302063T patent/ATE95936T1/de not_active IP Right Cessation
- 1988-03-16 AU AU13145/88A patent/AU612351B2/en not_active Ceased
- 1988-03-31 JP JP07665188A patent/JP3191926B2/ja not_active Expired - Lifetime
-
1991
- 1991-04-12 AU AU74364/91A patent/AU643769B2/en not_active Ceased
-
2000
- 2000-12-25 JP JP2000393559A patent/JP2001228898A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3884839D1 (de) | 1993-11-18 |
CA1332982C (en) | 1994-11-08 |
EP0285276A2 (de) | 1988-10-05 |
EP0285276B1 (de) | 1993-10-13 |
JP3191926B2 (ja) | 2001-07-23 |
AU7436491A (en) | 1991-07-11 |
EP0285276A3 (en) | 1989-11-23 |
DE3884839T2 (de) | 1994-05-05 |
AU612351B2 (en) | 1991-07-11 |
AU643769B2 (en) | 1993-11-25 |
JP2001228898A (ja) | 2001-08-24 |
JPH01221800A (ja) | 1989-09-05 |
AU1314588A (en) | 1988-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |