JPH0317268Y2 - - Google Patents
Info
- Publication number
- JPH0317268Y2 JPH0317268Y2 JP5093086U JP5093086U JPH0317268Y2 JP H0317268 Y2 JPH0317268 Y2 JP H0317268Y2 JP 5093086 U JP5093086 U JP 5093086U JP 5093086 U JP5093086 U JP 5093086U JP H0317268 Y2 JPH0317268 Y2 JP H0317268Y2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- switching
- frequency
- sound
- 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
- 238000001514 detection method Methods 0.000 description 37
- 230000005236 sound signal Effects 0.000 description 14
- 230000008859 change Effects 0.000 description 12
- 230000003321 amplification Effects 0.000 description 10
- 238000003199 nucleic acid amplification method Methods 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 238000009499 grossing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Support Of Aerials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5093086U JPH0317268Y2 (en]) | 1986-04-07 | 1986-04-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5093086U JPH0317268Y2 (en]) | 1986-04-07 | 1986-04-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62162679U JPS62162679U (en]) | 1987-10-16 |
| JPH0317268Y2 true JPH0317268Y2 (en]) | 1991-04-11 |
Family
ID=30874736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5093086U Expired JPH0317268Y2 (en]) | 1986-04-07 | 1986-04-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0317268Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2813749B2 (ja) * | 1989-12-08 | 1998-10-22 | 株式会社光電製作所 | 携帯型電波探索装置 |
-
1986
- 1986-04-07 JP JP5093086U patent/JPH0317268Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62162679U (en]) | 1987-10-16 |
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