FR719282A - émetteur de rayons sondeurs, destiné principalement à la navigation technique - Google Patents
émetteur de rayons sondeurs, destiné principalement à la navigation techniqueInfo
- Publication number
- FR719282A FR719282A FR719282DA FR719282A FR 719282 A FR719282 A FR 719282A FR 719282D A FR719282D A FR 719282DA FR 719282 A FR719282 A FR 719282A
- Authority
- FR
- France
- Prior art keywords
- sounder
- mainly intended
- beam transmitter
- navigation
- technical
- 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
- G01S1/02—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 radio 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)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
- Radio Relay Systems (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE367286X | 1930-07-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR719282A true FR719282A (fr) | 1932-02-03 |
Family
ID=6317895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR719282D Expired FR719282A (fr) | 1930-07-02 | 1931-06-30 | émetteur de rayons sondeurs, destiné principalement à la navigation technique |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE567640C (en(2012)) |
FR (1) | FR719282A (en(2012)) |
GB (1) | GB367286A (en(2012)) |
NL (1) | NL31603C (en(2012)) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE942454C (de) * | 1943-12-22 | 1956-05-03 | Atlas Werke Ag | Vorrichtung zum gerichteten Senden oder Empfangen von Wellenenergie |
DE1294693B (de) * | 1964-01-03 | 1969-05-08 | Franz Dr Ing | Geodaetisches Winkelmessverfahren |
-
0
- NL NL31603D patent/NL31603C/xx active
-
1930
- 1930-07-31 DE DE1930567640D patent/DE567640C/de not_active Expired
-
1931
- 1931-06-30 FR FR719282D patent/FR719282A/fr not_active Expired
- 1931-07-02 GB GB19150/31A patent/GB367286A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB367286A (en) | 1932-02-18 |
NL31603C (en(2012)) | |
DE567640C (de) | 1933-01-06 |
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