JPS63168875U - - Google Patents
Info
- Publication number
- JPS63168875U JPS63168875U JP6295787U JP6295787U JPS63168875U JP S63168875 U JPS63168875 U JP S63168875U JP 6295787 U JP6295787 U JP 6295787U JP 6295787 U JP6295787 U JP 6295787U JP S63168875 U JPS63168875 U JP S63168875U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- circuit
- generation circuit
- wave
- threshold voltage
- 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.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6295787U JPS63168875U (xx) | 1987-04-24 | 1987-04-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6295787U JPS63168875U (xx) | 1987-04-24 | 1987-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63168875U true JPS63168875U (xx) | 1988-11-02 |
Family
ID=30897730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6295787U Pending JPS63168875U (xx) | 1987-04-24 | 1987-04-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63168875U (xx) |
-
1987
- 1987-04-24 JP JP6295787U patent/JPS63168875U/ja active Pending
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