CA1336208C - Adaptive threshold voiced detector - Google Patents
Adaptive threshold voiced detectorInfo
- Publication number
- CA1336208C CA1336208C CA000562765A CA562765A CA1336208C CA 1336208 C CA1336208 C CA 1336208C CA 000562765 A CA000562765 A CA 000562765A CA 562765 A CA562765 A CA 562765A CA 1336208 C CA1336208 C CA 1336208C
- Authority
- CA
- Canada
- Prior art keywords
- frames
- calculating
- value
- speech
- present
- 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
- 230000003044 adaptive effect Effects 0.000 title description 8
- 238000000034 method Methods 0.000 claims description 15
- 238000012549 training Methods 0.000 claims description 4
- 238000007476 Maximum Likelihood Methods 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 101150105088 Dele1 gene Proteins 0.000 description 1
- YFONKFDEZLYQDH-OPQQBVKSSA-N N-[(1R,2S)-2,6-dimethyindan-1-yl]-6-[(1R)-1-fluoroethyl]-1,3,5-triazine-2,4-diamine Chemical compound C[C@@H](F)C1=NC(N)=NC(N[C@H]2C3=CC(C)=CC=C3C[C@@H]2C)=N1 YFONKFDEZLYQDH-OPQQBVKSSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004836 empirical method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003909 pattern recognition Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- SYOKIDBDQMKNDQ-XWTIBIIYSA-N vildagliptin Chemical compound C1C(O)(C2)CC(C3)CC1CC32NCC(=O)N1CCC[C@H]1C#N SYOKIDBDQMKNDQ-XWTIBIIYSA-N 0.000 description 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Radio Relay Systems (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Interface Circuits In Exchanges (AREA)
- Radar Systems Or Details Thereof (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US3429887A | 1987-04-03 | 1987-04-03 | |
| US034,298 | 1987-04-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1336208C true CA1336208C (en) | 1995-07-04 |
Family
ID=21875533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000562765A Expired - Fee Related CA1336208C (en) | 1987-04-03 | 1988-03-29 | Adaptive threshold voiced detector |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0309561B1 (de) |
| JP (1) | JPH0795239B2 (de) |
| AT (1) | ATE83329T1 (de) |
| AU (1) | AU598933B2 (de) |
| CA (1) | CA1336208C (de) |
| DE (1) | DE3876569T2 (de) |
| HK (1) | HK21794A (de) |
| SG (1) | SG60993G (de) |
| WO (1) | WO1988007739A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0795237B2 (ja) * | 1987-04-03 | 1995-10-11 | アメリカン テレフォン アンド テレグラフ カムパニー | 適応多変数推定装置 |
| US5195138A (en) * | 1990-01-18 | 1993-03-16 | Matsushita Electric Industrial Co., Ltd. | Voice signal processing device |
| US5204906A (en) * | 1990-02-13 | 1993-04-20 | Matsushita Electric Industrial Co., Ltd. | Voice signal processing device |
| DE69130687T2 (de) * | 1990-05-28 | 1999-09-09 | Matsushita Electric Industrial Co. | Sprachsignalverarbeitungsvorrichtung zum Herausschneiden von einem Sprachsignal aus einem verrauschten Sprachsignal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60114900A (ja) * | 1983-11-25 | 1985-06-21 | 松下電器産業株式会社 | 有音・無音判定法 |
| JPS60200300A (ja) * | 1984-03-23 | 1985-10-09 | 松下電器産業株式会社 | 音声の始端・終端検出装置 |
| JPS6148898A (ja) * | 1984-08-16 | 1986-03-10 | 松下電器産業株式会社 | 音声の有声無声判定装置 |
| JPH0795237B2 (ja) * | 1987-04-03 | 1995-10-11 | アメリカン テレフォン アンド テレグラフ カムパニー | 適応多変数推定装置 |
-
1988
- 1988-01-12 WO PCT/US1988/000031 patent/WO1988007739A1/en not_active Ceased
- 1988-01-12 AU AU17007/88A patent/AU598933B2/en not_active Ceased
- 1988-01-12 DE DE8888903995T patent/DE3876569T2/de not_active Expired - Fee Related
- 1988-01-12 AT AT88903995T patent/ATE83329T1/de not_active IP Right Cessation
- 1988-01-12 EP EP88903995A patent/EP0309561B1/de not_active Expired - Lifetime
- 1988-01-12 JP JP63503536A patent/JPH0795239B2/ja not_active Expired - Fee Related
- 1988-03-29 CA CA000562765A patent/CA1336208C/en not_active Expired - Fee Related
-
1993
- 1993-05-07 SG SG609/93A patent/SG60993G/en unknown
-
1994
- 1994-03-10 HK HK217/94A patent/HK21794A/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ATE83329T1 (de) | 1992-12-15 |
| DE3876569T2 (de) | 1993-04-08 |
| EP0309561B1 (de) | 1992-12-09 |
| WO1988007739A1 (en) | 1988-10-06 |
| JPH0795239B2 (ja) | 1995-10-11 |
| DE3876569D1 (de) | 1993-01-21 |
| JPH01502858A (ja) | 1989-09-28 |
| SG60993G (en) | 1993-07-09 |
| AU598933B2 (en) | 1990-07-05 |
| HK21794A (en) | 1994-03-18 |
| EP0309561A1 (de) | 1989-04-05 |
| AU1700788A (en) | 1988-11-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |