FR1071853A - Device for acoustic tracking - Google Patents
Device for acoustic trackingInfo
- Publication number
- FR1071853A FR1071853A FR1071853DA FR1071853A FR 1071853 A FR1071853 A FR 1071853A FR 1071853D A FR1071853D A FR 1071853DA FR 1071853 A FR1071853 A FR 1071853A
- Authority
- FR
- France
- Prior art keywords
- acoustic tracking
- acoustic
- tracking
- 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 |
---|---|---|---|
DE1071853X | 1951-11-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1071853A true FR1071853A (en) | 1954-09-06 |
Family
ID=7719872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1071853D Expired FR1071853A (en) | 1951-11-20 | 1952-11-13 | Device for acoustic tracking |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1071853A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3035245A (en) * | 1955-04-27 | 1962-05-15 | Jr Louis R Padberg | Echo ranging system |
-
1952
- 1952-11-13 FR FR1071853D patent/FR1071853A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3035245A (en) * | 1955-04-27 | 1962-05-15 | Jr Louis R Padberg | Echo ranging system |
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