JPS6336000B2 - - Google Patents
Info
- Publication number
- JPS6336000B2 JPS6336000B2 JP57209912A JP20991282A JPS6336000B2 JP S6336000 B2 JPS6336000 B2 JP S6336000B2 JP 57209912 A JP57209912 A JP 57209912A JP 20991282 A JP20991282 A JP 20991282A JP S6336000 B2 JPS6336000 B2 JP S6336000B2
- Authority
- JP
- Japan
- Prior art keywords
- spectrum
- speech recognition
- noise
- similarity
- input 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
Links
- 238000001228 spectrum Methods 0.000 claims description 43
- 230000009466 transformation Effects 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 description 21
- 238000001514 detection method Methods 0.000 description 6
- 238000011410 subtraction method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010606 normalization Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57209912A JPS5999497A (ja) | 1982-11-29 | 1982-11-29 | 音声認識装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57209912A JPS5999497A (ja) | 1982-11-29 | 1982-11-29 | 音声認識装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5999497A JPS5999497A (ja) | 1984-06-08 |
| JPS6336000B2 true JPS6336000B2 (enExample) | 1988-07-18 |
Family
ID=16580705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57209912A Granted JPS5999497A (ja) | 1982-11-29 | 1982-11-29 | 音声認識装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5999497A (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619700A (ja) * | 1984-06-25 | 1986-01-17 | シャープ株式会社 | 音声の特徴抽出方式 |
| FI100840B (fi) * | 1995-12-12 | 1998-02-27 | Nokia Mobile Phones Ltd | Kohinanvaimennin ja menetelmä taustakohinan vaimentamiseksi kohinaises ta puheesta sekä matkaviestin |
| JP4518817B2 (ja) * | 2004-03-09 | 2010-08-04 | 日本電信電話株式会社 | 収音方法、収音装置、収音プログラム |
| JP5664307B2 (ja) * | 2011-02-09 | 2015-02-04 | 株式会社Jvcケンウッド | ノイズ低減装置およびノイズ低減方法 |
-
1982
- 1982-11-29 JP JP57209912A patent/JPS5999497A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5999497A (ja) | 1984-06-08 |
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