JPH0438612Y2 - - Google Patents
Info
- Publication number
- JPH0438612Y2 JPH0438612Y2 JP1985058329U JP5832985U JPH0438612Y2 JP H0438612 Y2 JPH0438612 Y2 JP H0438612Y2 JP 1985058329 U JP1985058329 U JP 1985058329U JP 5832985 U JP5832985 U JP 5832985U JP H0438612 Y2 JPH0438612 Y2 JP H0438612Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- volume
- time
- sound source
- outputting
- 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
- 230000008034 disappearance Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 12
- 230000008033 biological extinction Effects 0.000 claims description 11
- 230000007423 decrease Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 9
- 230000005236 sound signal Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000010255 response to auditory stimulus Effects 0.000 description 1
Landscapes
- Monitoring And Testing Of Transmission In General (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985058329U JPH0438612Y2 (en]) | 1985-04-19 | 1985-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985058329U JPH0438612Y2 (en]) | 1985-04-19 | 1985-04-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61176843U JPS61176843U (en]) | 1986-11-05 |
| JPH0438612Y2 true JPH0438612Y2 (en]) | 1992-09-09 |
Family
ID=30583728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985058329U Expired JPH0438612Y2 (en]) | 1985-04-19 | 1985-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438612Y2 (en]) |
-
1985
- 1985-04-19 JP JP1985058329U patent/JPH0438612Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61176843U (en]) | 1986-11-05 |
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