JPH0582536B2 - - Google Patents
Info
- Publication number
- JPH0582536B2 JPH0582536B2 JP20376784A JP20376784A JPH0582536B2 JP H0582536 B2 JPH0582536 B2 JP H0582536B2 JP 20376784 A JP20376784 A JP 20376784A JP 20376784 A JP20376784 A JP 20376784A JP H0582536 B2 JPH0582536 B2 JP H0582536B2
- Authority
- JP
- Japan
- Prior art keywords
- acoustic wave
- surface acoustic
- frequency
- wave element
- pressure
- 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 - Lifetime
Links
- 238000010897 surface acoustic wave method Methods 0.000 claims description 69
- 230000035559 beat frequency Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
- G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
- G01L9/0022—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element
- G01L9/0025—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a piezoelectric element with acoustic surface waves
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20376784A JPS6180024A (ja) | 1984-09-27 | 1984-09-27 | 表面弾性波圧力センサ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20376784A JPS6180024A (ja) | 1984-09-27 | 1984-09-27 | 表面弾性波圧力センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6180024A JPS6180024A (ja) | 1986-04-23 |
JPH0582536B2 true JPH0582536B2 (en]) | 1993-11-19 |
Family
ID=16479477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20376784A Granted JPS6180024A (ja) | 1984-09-27 | 1984-09-27 | 表面弾性波圧力センサ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6180024A (en]) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10049461A1 (de) * | 2000-10-06 | 2002-04-11 | Bosch Gmbh Robert | Kraftsensor |
EP1485692B1 (en) * | 2002-03-21 | 2007-03-14 | Transense Technologies PLC | Pressure monitor incorporating saw device |
GB2426590B (en) * | 2005-05-26 | 2009-01-14 | Transense Technologies Plc | Pressure sensor |
EP2056087A4 (en) | 2006-10-02 | 2011-11-30 | Panasonic Elec Works Co Ltd | PRESSURE SENSOR |
JP4882692B2 (ja) * | 2006-11-16 | 2012-02-22 | パナソニック電工株式会社 | 圧力センサ |
JP4835700B2 (ja) | 2009-01-26 | 2011-12-14 | 株式会社デンソー | 弾性表面波式圧力センサ |
-
1984
- 1984-09-27 JP JP20376784A patent/JPS6180024A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6180024A (ja) | 1986-04-23 |
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