FI881503A - Avbildningsfoerfarande. - Google Patents
Avbildningsfoerfarande. Download PDFInfo
- Publication number
- FI881503A FI881503A FI881503A FI881503A FI881503A FI 881503 A FI881503 A FI 881503A FI 881503 A FI881503 A FI 881503A FI 881503 A FI881503 A FI 881503A FI 881503 A FI881503 A FI 881503A
- Authority
- FI
- Finland
- Prior art keywords
- avbildningsfoerfarande
- Prior art date
Links
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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
- G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
- G01S15/892—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being curvilinear
-
- 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
- G01S7/523—Details of pulse systems
- G01S7/526—Receivers
- G01S7/53—Means for transforming coordinates or for evaluating data, e.g. using computers
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Holo Graphy (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI881503A FI81205C (fi) | 1988-03-30 | 1988-03-30 | Avbildningsfoerfarande. |
PCT/FI1989/000058 WO1989009399A1 (en) | 1988-03-30 | 1989-03-30 | An imaging method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI881503 | 1988-03-30 | ||
FI881503A FI81205C (fi) | 1988-03-30 | 1988-03-30 | Avbildningsfoerfarande. |
Publications (4)
Publication Number | Publication Date |
---|---|
FI881503A0 FI881503A0 (fi) | 1988-03-30 |
FI881503A true FI881503A (fi) | 1989-10-01 |
FI81205B FI81205B (fi) | 1990-05-31 |
FI81205C FI81205C (fi) | 1990-09-10 |
Family
ID=8526186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI881503A FI81205C (fi) | 1988-03-30 | 1988-03-30 | Avbildningsfoerfarande. |
Country Status (2)
Country | Link |
---|---|
FI (1) | FI81205C (fi) |
WO (1) | WO1989009399A1 (fi) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111189930B (zh) * | 2020-02-07 | 2022-07-19 | 哈尔滨工业大学(威海) | 基于管体的裂纹检测方法、系统、设备及存储介质 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4582065A (en) * | 1984-06-28 | 1986-04-15 | Picker International, Inc. | Ultrasonic step scanning utilizing unequally spaced curvilinear transducer array |
US4722345A (en) * | 1984-11-09 | 1988-02-02 | Matsushita Electric Industrial Co., Ltd. | Ultrasonic diagnostic multiple-sector image display system |
US4844083A (en) * | 1985-09-26 | 1989-07-04 | Kabushiki Kaisha Toshiba | Ultrasonic imaging apparatus |
-
1988
- 1988-03-30 FI FI881503A patent/FI81205C/fi not_active IP Right Cessation
-
1989
- 1989-03-30 WO PCT/FI1989/000058 patent/WO1989009399A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO1989009399A1 (en) | 1989-10-05 |
FI81205C (fi) | 1990-09-10 |
FI881503A0 (fi) | 1988-03-30 |
FI81205B (fi) | 1990-05-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: YLITALO, JUHA |