JPH0375809B2 - - Google Patents
Info
- Publication number
- JPH0375809B2 JPH0375809B2 JP6682387A JP6682387A JPH0375809B2 JP H0375809 B2 JPH0375809 B2 JP H0375809B2 JP 6682387 A JP6682387 A JP 6682387A JP 6682387 A JP6682387 A JP 6682387A JP H0375809 B2 JPH0375809 B2 JP H0375809B2
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- waveguide
- time
- measured
- ultrasound
- 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
- 238000005259 measurement Methods 0.000 claims description 16
- 239000012530 fluid Substances 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 10
- 238000002604 ultrasonography Methods 0.000 claims description 10
- 238000000691 measurement method Methods 0.000 claims description 2
- 230000006870 function Effects 0.000 description 10
- 230000001902 propagating effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000383 hazardous chemical Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- NCGICGYLBXGBGN-UHFFFAOYSA-N 3-morpholin-4-yl-1-oxa-3-azonia-2-azanidacyclopent-3-en-5-imine;hydrochloride Chemical compound Cl.[N-]1OC(=N)C=[N+]1N1CCOCC1 NCGICGYLBXGBGN-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6682387A JPS63233336A (ja) | 1987-03-20 | 1987-03-20 | 音速測定方法およびその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6682387A JPS63233336A (ja) | 1987-03-20 | 1987-03-20 | 音速測定方法およびその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63233336A JPS63233336A (ja) | 1988-09-29 |
| JPH0375809B2 true JPH0375809B2 (enrdf_load_stackoverflow) | 1991-12-03 |
Family
ID=13326946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6682387A Granted JPS63233336A (ja) | 1987-03-20 | 1987-03-20 | 音速測定方法およびその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63233336A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2930530B1 (en) | 2010-11-16 | 2019-12-25 | Qualcomm Incorporated | System and method for object position estimation based on ultrasonic reflected signals |
| CN103196539B (zh) * | 2013-03-22 | 2014-09-24 | 山西大学 | 测量声速的方法及装置 |
-
1987
- 1987-03-20 JP JP6682387A patent/JPS63233336A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63233336A (ja) | 1988-09-29 |