JPH0117090B2 - - Google Patents
Info
- Publication number
- JPH0117090B2 JPH0117090B2 JP52082983A JP8298377A JPH0117090B2 JP H0117090 B2 JPH0117090 B2 JP H0117090B2 JP 52082983 A JP52082983 A JP 52082983A JP 8298377 A JP8298377 A JP 8298377A JP H0117090 B2 JPH0117090 B2 JP H0117090B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- signal
- time width
- ultrasonic
- circuit
- 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 claims description 30
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 239000012530 fluid Substances 0.000 description 11
- 238000010586 diagram Methods 0.000 description 8
- 238000002604 ultrasonography Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000000644 propagated effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Measuring Volume Flow (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8298377A JPS5418788A (en) | 1977-07-13 | 1977-07-13 | Method and apparatus for detecting of ultrasonic wave signals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8298377A JPS5418788A (en) | 1977-07-13 | 1977-07-13 | Method and apparatus for detecting of ultrasonic wave signals |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5418788A JPS5418788A (en) | 1979-02-13 |
| JPH0117090B2 true JPH0117090B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-03-29 |
Family
ID=13789443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8298377A Granted JPS5418788A (en) | 1977-07-13 | 1977-07-13 | Method and apparatus for detecting of ultrasonic wave signals |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5418788A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59166814A (ja) * | 1983-03-11 | 1984-09-20 | Power Reactor & Nuclear Fuel Dev Corp | 超音波流量計 |
| JPH0353594U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1989-09-29 | 1991-05-23 | ||
| CN1325880C (zh) | 2002-08-05 | 2007-07-11 | 松下电器产业株式会社 | 流量计量装置 |
-
1977
- 1977-07-13 JP JP8298377A patent/JPS5418788A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5418788A (en) | 1979-02-13 |