JPH0577240B2 - - Google Patents
Info
- Publication number
- JPH0577240B2 JPH0577240B2 JP7024387A JP7024387A JPH0577240B2 JP H0577240 B2 JPH0577240 B2 JP H0577240B2 JP 7024387 A JP7024387 A JP 7024387A JP 7024387 A JP7024387 A JP 7024387A JP H0577240 B2 JPH0577240 B2 JP H0577240B2
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- film
- ultrasonic transducer
- ultrasonic
- thin film
- 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
- 239000010408 film Substances 0.000 claims description 31
- 239000010409 thin film Substances 0.000 claims description 23
- 239000000758 substrate Substances 0.000 claims description 19
- 239000004065 semiconductor Substances 0.000 claims description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 17
- 238000005530 etching Methods 0.000 description 17
- 229910052710 silicon Inorganic materials 0.000 description 17
- 239000010703 silicon Substances 0.000 description 17
- 238000005516 engineering process Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- 229910000838 Al alloy Inorganic materials 0.000 description 9
- 230000010355 oscillation Effects 0.000 description 9
- 229920006267 polyester film Polymers 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 230000035945 sensitivity Effects 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 7
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000004642 Polyimide Substances 0.000 description 1
- ONRPGGOGHKMHDT-UHFFFAOYSA-N benzene-1,2-diol;ethane-1,2-diamine Chemical compound NCCN.OC1=CC=CC=C1O ONRPGGOGHKMHDT-UHFFFAOYSA-N 0.000 description 1
- 238000001444 catalytic combustion detection Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Ultra Sonic Daignosis Equipment (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7024387A JPS63237700A (ja) | 1987-03-26 | 1987-03-26 | 超音波トランスジユ−サ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7024387A JPS63237700A (ja) | 1987-03-26 | 1987-03-26 | 超音波トランスジユ−サ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63237700A JPS63237700A (ja) | 1988-10-04 |
| JPH0577240B2 true JPH0577240B2 (en]) | 1993-10-26 |
Family
ID=13425930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7024387A Granted JPS63237700A (ja) | 1987-03-26 | 1987-03-26 | 超音波トランスジユ−サ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63237700A (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004350701A (ja) * | 2003-05-26 | 2004-12-16 | Olympus Corp | 超音波内視鏡装置 |
| EP1779784B1 (en) * | 2004-06-07 | 2015-10-14 | Olympus Corporation | Electrostatic capacity type ultrasonic transducer |
-
1987
- 1987-03-26 JP JP7024387A patent/JPS63237700A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63237700A (ja) | 1988-10-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |