DE69939086D1 - Audiosignalverarbeitung - Google Patents
AudiosignalverarbeitungInfo
- Publication number
- DE69939086D1 DE69939086D1 DE69939086T DE69939086T DE69939086D1 DE 69939086 D1 DE69939086 D1 DE 69939086D1 DE 69939086 T DE69939086 T DE 69939086T DE 69939086 T DE69939086 T DE 69939086T DE 69939086 D1 DE69939086 D1 DE 69939086D1
- Authority
- DE
- Germany
- Prior art keywords
- signal processing
- audio signal
- audio
- processing
- signal
- 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 - Lifetime
Links
- 230000005236 sound signal Effects 0.000 title 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
- G10L19/04—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
- G10L19/097—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using prototype waveform decomposition or prototype waveform interpolative [PWI] coders
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98307574 | 1998-09-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69939086D1 true DE69939086D1 (de) | 2008-08-28 |
Family
ID=8235065
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69939086T Expired - Lifetime DE69939086D1 (de) | 1998-09-17 | 1999-09-13 | Audiosignalverarbeitung |
Country Status (2)
Country | Link |
---|---|
US (1) | US6535847B1 (de) |
DE (1) | DE69939086D1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001033548A1 (fr) * | 1999-10-29 | 2001-05-10 | Fujitsu Limited | Dispositif et procede de reglage du debit dans un systeme de codage de la parole a debit variable |
DE60128677T2 (de) * | 2000-04-24 | 2008-03-06 | Qualcomm, Inc., San Diego | Verfahren und vorrichtung zur prädiktiven quantisierung von stimmhaften sprachsignalen |
DE10063079A1 (de) * | 2000-12-18 | 2002-07-11 | Infineon Technologies Ag | Verfahren zum Erkennen von Identifikationsmustern |
US8718298B2 (en) * | 2003-12-19 | 2014-05-06 | Lear Corporation | NVH dependent parallel compression processing for automotive audio systems |
TWI426736B (zh) * | 2009-07-07 | 2014-02-11 | Issc Technologies Corp | 一種無線電語音資料傳輸系統之語音品質改善方法 |
US9236064B2 (en) | 2012-02-15 | 2016-01-12 | Microsoft Technology Licensing, Llc | Sample rate converter with automatic anti-aliasing filter |
CN103426441B (zh) | 2012-05-18 | 2016-03-02 | 华为技术有限公司 | 检测基音周期的正确性的方法和装置 |
US10354671B1 (en) * | 2017-02-21 | 2019-07-16 | Oben, Inc. | System and method for the analysis and synthesis of periodic and non-periodic components of speech signals |
CN110751942A (zh) * | 2018-07-20 | 2020-02-04 | 北京京东金融科技控股有限公司 | 一种识别特征声音的方法和装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1242279A (en) * | 1984-07-10 | 1988-09-20 | Tetsu Taguchi | Speech signal processor |
US4885790A (en) * | 1985-03-18 | 1989-12-05 | Massachusetts Institute Of Technology | Processing of acoustic waveforms |
US5023910A (en) * | 1988-04-08 | 1991-06-11 | At&T Bell Laboratories | Vector quantization in a harmonic speech coding arrangement |
JPH05307399A (ja) * | 1992-05-01 | 1993-11-19 | Sony Corp | 音声分析方式 |
US5517595A (en) | 1994-02-08 | 1996-05-14 | At&T Corp. | Decomposition in noise and periodic signal waveforms in waveform interpolation |
US6219637B1 (en) | 1996-07-30 | 2001-04-17 | Bristish Telecommunications Public Limited Company | Speech coding/decoding using phase spectrum corresponding to a transfer function having at least one pole outside the unit circle |
US5924061A (en) | 1997-03-10 | 1999-07-13 | Lucent Technologies Inc. | Efficient decomposition in noise and periodic signal waveforms in waveform interpolation |
US6098036A (en) * | 1998-07-13 | 2000-08-01 | Lockheed Martin Corp. | Speech coding system and method including spectral formant enhancer |
-
1999
- 1999-09-13 DE DE69939086T patent/DE69939086D1/de not_active Expired - Lifetime
- 1999-09-14 US US09/395,933 patent/US6535847B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6535847B1 (en) | 2003-03-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69939510D1 (de) | Tonsignalverarbeitungsschaltung | |
DE60003902D1 (de) | Signalverarbeitung | |
DE69708366T2 (de) | Signalverarbeitungskanal | |
ID25475A (id) | Peralatan pemrosesan reproduksi sinyal digital | |
DE69734927D1 (de) | Digitalsignalverarbeitung | |
ID23084A (id) | Peralatan pemroses sinyal digital | |
DE60042335D1 (de) | Mehrkanal-audiosignalverarbeitungsgerät | |
DE69927358D1 (de) | Audiosignalprozessor | |
DE19983596T1 (de) | Lautsprechersystem | |
DE69943194D1 (de) | Signalverarbeitungsvorrichtung | |
DE69941808D1 (de) | Audiosignalverarbeitung | |
DE60038838D1 (de) | Signalverarbeitungsgerät | |
DE69942265D1 (de) | Signalverstärkerschaltung | |
DE69933923D1 (de) | Videosignalprozessor | |
DE69807866D1 (de) | Video- und audiosignalverarbeitung | |
DE60031746D1 (de) | Videosignalverarbeitung | |
DE69709968D1 (de) | Fernsehsignal-Bearbeitung | |
DE69841855D1 (de) | Audiosignalprozessor | |
DE69827540D1 (de) | Signalverarbeitungssystem | |
DE60002437D1 (de) | Signalverarbeitungsvorrichtung | |
DE69939086D1 (de) | Audiosignalverarbeitung | |
DE69507899D1 (de) | Signalverarbeitung | |
DE59808816D1 (de) | Audioabspielgerät | |
DE69801165T2 (de) | Signalverarbeitung | |
DE69825422D1 (de) | Audiosystem mit tonsignalverarbeitungsschaltung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |