JPH0148504B2 - - Google Patents
Info
- Publication number
- JPH0148504B2 JPH0148504B2 JP57115255A JP11525582A JPH0148504B2 JP H0148504 B2 JPH0148504 B2 JP H0148504B2 JP 57115255 A JP57115255 A JP 57115255A JP 11525582 A JP11525582 A JP 11525582A JP H0148504 B2 JPH0148504 B2 JP H0148504B2
- Authority
- JP
- Japan
- Prior art keywords
- section
- measurement
- propagation time
- ultrasonic
- cross
- 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
- 238000005259 measurement Methods 0.000 claims description 53
- 230000002950 deficient Effects 0.000 claims description 12
- 230000007547 defect Effects 0.000 claims description 11
- 238000012360 testing method Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000002405 diagnostic procedure Methods 0.000 claims description 5
- 239000000523 sample Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 9
- 238000002604 ultrasonography Methods 0.000 description 9
- 230000007797 corrosion Effects 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 239000002023 wood Substances 0.000 description 4
- 238000002591 computed tomography Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing 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
- 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
- G01S15/8913—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using separate transducers for transmission and reception
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57115255A JPS595950A (ja) | 1982-07-02 | 1982-07-02 | 超音波診断方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57115255A JPS595950A (ja) | 1982-07-02 | 1982-07-02 | 超音波診断方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS595950A JPS595950A (ja) | 1984-01-12 |
JPH0148504B2 true JPH0148504B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-10-19 |
Family
ID=14658152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57115255A Granted JPS595950A (ja) | 1982-07-02 | 1982-07-02 | 超音波診断方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS595950A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59197853A (ja) * | 1983-04-23 | 1984-11-09 | Nippon Telegr & Teleph Corp <Ntt> | 超音波診断装置 |
JPS6039556A (ja) * | 1983-08-13 | 1985-03-01 | Nippon Telegr & Teleph Corp <Ntt> | 超音波診断方法 |
JPS60202358A (ja) * | 1984-03-27 | 1985-10-12 | Nippon Telegr & Teleph Corp <Ntt> | 超音波診断方法 |
JPS6176951A (ja) * | 1984-09-21 | 1986-04-19 | Nippon Telegr & Teleph Corp <Ntt> | 鋼管、鋼管柱等の残存寿命判定装置 |
-
1982
- 1982-07-02 JP JP57115255A patent/JPS595950A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS595950A (ja) | 1984-01-12 |