JPS5418788A - Method and apparatus for detecting of ultrasonic wave signals - Google Patents
Method and apparatus for detecting of ultrasonic wave signalsInfo
- Publication number
- JPS5418788A JPS5418788A JP8298377A JP8298377A JPS5418788A JP S5418788 A JPS5418788 A JP S5418788A JP 8298377 A JP8298377 A JP 8298377A JP 8298377 A JP8298377 A JP 8298377A JP S5418788 A JPS5418788 A JP S5418788A
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic wave
- wave signals
- detecting
- crests
- stably
- 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.)
- Granted
Links
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Measuring Volume Flow (AREA)
Abstract
PURPOSE: To stably and surely detect ultrasonic wave signals by drawing out the signal detecting peaks from ultrasonic wave signals and so changing amplification degree that the crests thereof are maintained within a fixed range.
COPYRIGHT: (C)1979,JPO&Japio
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 true JPS5418788A (en) | 1979-02-13 |
JPH0117090B2 JPH0117090B2 (en) | 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 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59166814A (en) * | 1983-03-11 | 1984-09-20 | Power Reactor & Nuclear Fuel Dev Corp | Ultrasonic flow meter |
JPH0353594U (en) * | 1989-09-29 | 1991-05-23 | ||
US6772643B2 (en) | 2002-08-05 | 2004-08-10 | Matsushita Electric Industrial Co., Ltd. | Flow meter |
-
1977
- 1977-07-13 JP JP8298377A patent/JPS5418788A/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59166814A (en) * | 1983-03-11 | 1984-09-20 | Power Reactor & Nuclear Fuel Dev Corp | Ultrasonic flow meter |
JPH0526127B2 (en) * | 1983-03-11 | 1993-04-15 | Doryokuro Kakunenryo Kaihatsu Jigyodan | |
JPH0353594U (en) * | 1989-09-29 | 1991-05-23 | ||
US6772643B2 (en) | 2002-08-05 | 2004-08-10 | Matsushita Electric Industrial Co., Ltd. | Flow meter |
Also Published As
Publication number | Publication date |
---|---|
JPH0117090B2 (en) | 1989-03-29 |
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