FR536371A - Device for receiving underwater sound waves - Google Patents
Device for receiving underwater sound wavesInfo
- Publication number
- FR536371A FR536371A FR536371DA FR536371A FR 536371 A FR536371 A FR 536371A FR 536371D A FR536371D A FR 536371DA FR 536371 A FR536371 A FR 536371A
- Authority
- FR
- France
- Prior art keywords
- sound waves
- underwater sound
- receiving underwater
- receiving
- waves
- 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
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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE536371X | 1914-11-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR536371A true FR536371A (en) | 1922-05-01 |
Family
ID=6557285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR536371D Expired FR536371A (en) | 1914-11-09 | 1921-03-31 | Device for receiving underwater sound waves |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR536371A (en) |
-
1921
- 1921-03-31 FR FR536371D patent/FR536371A/en not_active Expired
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