JPH0131593B2 - - Google Patents
Info
- Publication number
- JPH0131593B2 JPH0131593B2 JP13899982A JP13899982A JPH0131593B2 JP H0131593 B2 JPH0131593 B2 JP H0131593B2 JP 13899982 A JP13899982 A JP 13899982A JP 13899982 A JP13899982 A JP 13899982A JP H0131593 B2 JPH0131593 B2 JP H0131593B2
- Authority
- JP
- Japan
- Prior art keywords
- directional
- receiving
- phase difference
- received
- receiving beam
- 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 6
- 238000002604 ultrasonography Methods 0.000 claims 3
- 238000001514 detection method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- NCGICGYLBXGBGN-UHFFFAOYSA-N 3-morpholin-4-yl-1-oxa-3-azonia-2-azanidacyclopent-3-en-5-imine;hydrochloride Chemical compound Cl.[N-]1OC(=N)C=[N+]1N1CCOCC1 NCGICGYLBXGBGN-UHFFFAOYSA-N 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
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13899982A JPS5928681A (ja) | 1982-08-09 | 1982-08-09 | 超音波受波方位の高精度測定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13899982A JPS5928681A (ja) | 1982-08-09 | 1982-08-09 | 超音波受波方位の高精度測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5928681A JPS5928681A (ja) | 1984-02-15 |
JPH0131593B2 true JPH0131593B2 (US20030204162A1-20031030-M00001.png) | 1989-06-27 |
Family
ID=15235107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13899982A Granted JPS5928681A (ja) | 1982-08-09 | 1982-08-09 | 超音波受波方位の高精度測定装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5928681A (US20030204162A1-20031030-M00001.png) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61144583A (ja) * | 1984-12-18 | 1986-07-02 | Furuno Electric Co Ltd | 広範囲水中探知装置における不要反射波抑圧装置 |
JPH01244386A (ja) * | 1988-03-25 | 1989-09-28 | Marine Instr Co Ltd | 音波到来方位検出装置 |
-
1982
- 1982-08-09 JP JP13899982A patent/JPS5928681A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5928681A (ja) | 1984-02-15 |
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