FR805649A - Système de radio-phare de position - Google Patents
Système de radio-phare de positionInfo
- Publication number
- FR805649A FR805649A FR805649DA FR805649A FR 805649 A FR805649 A FR 805649A FR 805649D A FR805649D A FR 805649DA FR 805649 A FR805649 A FR 805649A
- Authority
- FR
- France
- Prior art keywords
- radio system
- position light
- light radio
- radio
- light
- 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)
- Radar Systems Or Details Thereof (AREA)
- Selective Calling Equipment (AREA)
- Details Of Aerials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4921A US2124533A (en) | 1935-02-04 | 1935-02-04 | Ultrahigh frequency marker beacon system |
Publications (1)
Publication Number | Publication Date |
---|---|
FR805649A true FR805649A (fr) | 1936-11-25 |
Family
ID=21713189
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR805649D Expired FR805649A (fr) | 1935-02-04 | 1936-02-04 | Système de radio-phare de position |
Country Status (3)
Country | Link |
---|---|
US (1) | US2124533A (fr) |
FR (1) | FR805649A (fr) |
GB (1) | GB474663A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2667574A (en) * | 1947-11-29 | 1954-01-26 | Raytheon Mfg Co | Radio receiver system |
-
1935
- 1935-02-04 US US4921A patent/US2124533A/en not_active Expired - Lifetime
-
1936
- 1936-02-03 GB GB3194/36A patent/GB474663A/en not_active Expired
- 1936-02-04 FR FR805649D patent/FR805649A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB474663A (en) | 1937-11-03 |
US2124533A (en) | 1938-07-26 |
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