DE3639756C2 - - Google Patents
Info
- Publication number
- DE3639756C2 DE3639756C2 DE19863639756 DE3639756A DE3639756C2 DE 3639756 C2 DE3639756 C2 DE 3639756C2 DE 19863639756 DE19863639756 DE 19863639756 DE 3639756 A DE3639756 A DE 3639756A DE 3639756 C2 DE3639756 C2 DE 3639756C2
- Authority
- DE
- Germany
- Prior art keywords
- speech
- samples
- frequency
- predetermined
- 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 - Fee Related
Links
- 238000005070 sampling Methods 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 24
- 230000000737 periodic effect Effects 0.000 claims description 11
- 230000003595 spectral effect Effects 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 5
- 230000002123 temporal effect Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010606 normalization Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 238000013139 quantization Methods 0.000 description 3
- 230000007261 regionalization Effects 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 238000010183 spectrum analysis Methods 0.000 description 3
- 230000036962 time dependent Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 101100188552 Arabidopsis thaliana OCT3 gene Proteins 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000003909 pattern recognition Methods 0.000 description 1
- 238000011160 research Methods 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
- G10L15/00—Speech recognition
- G10L15/02—Feature extraction for speech recognition; Selection of recognition unit
Landscapes
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26205285 | 1985-11-21 | ||
| JP1749486A JPS62175800A (ja) | 1986-01-29 | 1986-01-29 | 音声パタ−ン作成方式 |
| JP19973586 | 1986-08-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3639756A1 DE3639756A1 (de) | 1987-06-11 |
| DE3639756C2 true DE3639756C2 (ja) | 1990-10-11 |
Family
ID=27281856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863639756 Granted DE3639756A1 (de) | 1985-11-21 | 1986-11-21 | Stimmspektrumsanalyseeinrichtung und -verfahren |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE3639756A1 (ja) |
| GB (2) | GB2187585B (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4111995A1 (de) * | 1991-04-12 | 1992-10-15 | Philips Patentverwaltung | Schaltungsanordnung zur spracherkennung |
| CN108053837A (zh) * | 2017-12-28 | 2018-05-18 | 深圳市保千里电子有限公司 | 一种汽车转向灯声音信号识别的方法和系统 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3588363A (en) * | 1969-07-30 | 1971-06-28 | Rca Corp | Word recognition system for voice controller |
| GB2158980B (en) * | 1984-03-23 | 1989-01-05 | Ricoh Kk | Extraction of phonemic information |
-
1986
- 1986-11-21 DE DE19863639756 patent/DE3639756A1/de active Granted
- 1986-11-21 GB GB8627870A patent/GB2187585B/en not_active Expired
-
1988
- 1988-12-01 GB GB8828070A patent/GB2208954B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB8627870D0 (en) | 1986-12-31 |
| GB2187585B (en) | 1989-12-20 |
| GB2208954B (en) | 1989-12-20 |
| DE3639756A1 (de) | 1987-06-11 |
| GB2187585A (en) | 1987-09-09 |
| GB2208954A (en) | 1989-04-19 |
| GB8828070D0 (en) | 1989-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G10L 7/08 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |