JPS628155B2 - - Google Patents
Info
- Publication number
- JPS628155B2 JPS628155B2 JP21569581A JP21569581A JPS628155B2 JP S628155 B2 JPS628155 B2 JP S628155B2 JP 21569581 A JP21569581 A JP 21569581A JP 21569581 A JP21569581 A JP 21569581A JP S628155 B2 JPS628155 B2 JP S628155B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- phase synthesis
- received
- switching
- wide range
- 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
- 230000015572 biosynthetic process Effects 0.000 claims description 25
- 238000003786 synthesis reaction Methods 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 238000005070 sampling Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000006073 displacement reaction 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
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
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)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21569581A JPS58109867A (ja) | 1981-12-23 | 1981-12-23 | 広範囲水中探知装置における聴音装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21569581A JPS58109867A (ja) | 1981-12-23 | 1981-12-23 | 広範囲水中探知装置における聴音装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58109867A JPS58109867A (ja) | 1983-06-30 |
| JPS628155B2 true JPS628155B2 (en, 2012) | 1987-02-20 |
Family
ID=16676619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21569581A Granted JPS58109867A (ja) | 1981-12-23 | 1981-12-23 | 広範囲水中探知装置における聴音装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58109867A (en, 2012) |
-
1981
- 1981-12-23 JP JP21569581A patent/JPS58109867A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58109867A (ja) | 1983-06-30 |
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