JPS6337664B2 - - Google Patents
Info
- Publication number
- JPS6337664B2 JPS6337664B2 JP56011435A JP1143581A JPS6337664B2 JP S6337664 B2 JPS6337664 B2 JP S6337664B2 JP 56011435 A JP56011435 A JP 56011435A JP 1143581 A JP1143581 A JP 1143581A JP S6337664 B2 JPS6337664 B2 JP S6337664B2
- Authority
- JP
- Japan
- Prior art keywords
- transducer
- ultrasonic
- signal
- frequency
- transducers
- 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
- 238000003745 diagnosis Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 1
- 230000002194 synthesizing effect Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 21
- 239000000523 sample Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 16
- 238000002604 ultrasonography Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 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
- 235000012489 doughnuts Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Landscapes
- Ultra Sonic Daignosis Equipment (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56011435A JPS57125741A (en) | 1981-01-28 | 1981-01-28 | Ultrasonic diagnostic apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56011435A JPS57125741A (en) | 1981-01-28 | 1981-01-28 | Ultrasonic diagnostic apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57125741A JPS57125741A (en) | 1982-08-05 |
| JPS6337664B2 true JPS6337664B2 (de) | 1988-07-26 |
Family
ID=11777999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56011435A Granted JPS57125741A (en) | 1981-01-28 | 1981-01-28 | Ultrasonic diagnostic apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57125741A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58152546A (ja) * | 1982-03-04 | 1983-09-10 | 横河電機株式会社 | 超音波診断装置の反射波受信方式 |
| US4534221A (en) * | 1982-09-27 | 1985-08-13 | Technicare Corporation | Ultrasonic diagnostic imaging systems for varying depths of field |
| JPS62121355A (ja) * | 1985-11-21 | 1987-06-02 | Agency Of Ind Science & Technol | 超音波撮像装置 |
| US20120099401A1 (en) * | 2009-07-03 | 2012-04-26 | National University Corporation Kyoto Institute Of Technology | Sensor and sensing method |
-
1981
- 1981-01-28 JP JP56011435A patent/JPS57125741A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57125741A (en) | 1982-08-05 |
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