JPS6260664B2 - - Google Patents
Info
- Publication number
- JPS6260664B2 JPS6260664B2 JP56059663A JP5966381A JPS6260664B2 JP S6260664 B2 JPS6260664 B2 JP S6260664B2 JP 56059663 A JP56059663 A JP 56059663A JP 5966381 A JP5966381 A JP 5966381A JP S6260664 B2 JPS6260664 B2 JP S6260664B2
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- electroacoustic transducer
- electroacoustic
- transducers
- transducer
- 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
- 230000005540 biological transmission Effects 0.000 claims description 39
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000005368 silicate glass Substances 0.000 claims description 2
- 239000000523 sample Substances 0.000 description 18
- 238000002604 ultrasonography Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000013139 quantization Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 229920006332 epoxy adhesive Polymers 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52046—Techniques for image enhancement involving transmitter or receiver
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56059663A JPS57175265A (en) | 1981-04-22 | 1981-04-22 | Delaying device of ultrasonic wave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56059663A JPS57175265A (en) | 1981-04-22 | 1981-04-22 | Delaying device of ultrasonic wave |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57175265A JPS57175265A (en) | 1982-10-28 |
| JPS6260664B2 true JPS6260664B2 (de) | 1987-12-17 |
Family
ID=13119655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56059663A Granted JPS57175265A (en) | 1981-04-22 | 1981-04-22 | Delaying device of ultrasonic wave |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57175265A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5865145A (ja) * | 1981-10-12 | 1983-04-18 | 松下電器産業株式会社 | 超音波断層検査装置 |
| JPS59114478A (ja) * | 1982-12-21 | 1984-07-02 | Yokogawa Hokushin Electric Corp | 超音波映像装置のスイツチド・アレイ・セクタ走査方法 |
| JPH0325365A (ja) * | 1989-06-23 | 1991-02-04 | Toshiba Corp | 超音波探傷装置 |
| US7454973B2 (en) * | 2005-04-01 | 2008-11-25 | Hitachi, Ltd. | Ultrasonic inspection method and ultrasonic inspection equipment |
-
1981
- 1981-04-22 JP JP56059663A patent/JPS57175265A/ja active Granted
Non-Patent Citations (1)
| Title |
|---|
| IEEE ULTRASOUND SYMPOSIUM PROCEEDINGS ULTRDSONIC BEAM SCANNING DRIVEN=1978 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57175265A (en) | 1982-10-28 |
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