JPS6331966B2 - - Google Patents
Info
- Publication number
- JPS6331966B2 JPS6331966B2 JP21209484A JP21209484A JPS6331966B2 JP S6331966 B2 JPS6331966 B2 JP S6331966B2 JP 21209484 A JP21209484 A JP 21209484A JP 21209484 A JP21209484 A JP 21209484A JP S6331966 B2 JPS6331966 B2 JP S6331966B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- frequency
- tone
- audio
- pass filter
- 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
- 238000007493 shaping process Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 8
- 239000000284 extract Substances 0.000 claims description 7
- 230000007257 malfunction Effects 0.000 description 20
- 238000010586 diagram Methods 0.000 description 6
- 230000001960 triggered effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Landscapes
- Noise Elimination (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21209484A JPS6190527A (ja) | 1984-10-09 | 1984-10-09 | ト−ンスケルチ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21209484A JPS6190527A (ja) | 1984-10-09 | 1984-10-09 | ト−ンスケルチ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6190527A JPS6190527A (ja) | 1986-05-08 |
| JPS6331966B2 true JPS6331966B2 (sv) | 1988-06-28 |
Family
ID=16616773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21209484A Granted JPS6190527A (ja) | 1984-10-09 | 1984-10-09 | ト−ンスケルチ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6190527A (sv) |
-
1984
- 1984-10-09 JP JP21209484A patent/JPS6190527A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6190527A (ja) | 1986-05-08 |
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