FR832861A - Improvements to radiobeacons and radio alignments - Google Patents
Improvements to radiobeacons and radio alignmentsInfo
- Publication number
- FR832861A FR832861A FR832861DA FR832861A FR 832861 A FR832861 A FR 832861A FR 832861D A FR832861D A FR 832861DA FR 832861 A FR832861 A FR 832861A
- Authority
- FR
- France
- Prior art keywords
- radiobeacons
- alignments
- radio
- radio alignments
- 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)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR704875X | 1937-05-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR832861A true FR832861A (en) | 1938-10-04 |
Family
ID=9066848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR832861D Expired FR832861A (en) | 1937-05-21 | 1937-05-21 | Improvements to radiobeacons and radio alignments |
Country Status (5)
Country | Link |
---|---|
US (1) | US2206644A (en) |
BE (1) | BE427354A (en) |
CH (1) | CH207741A (en) |
DE (1) | DE704875C (en) |
FR (1) | FR832861A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2500552A (en) * | 1942-08-13 | 1950-03-14 | Rca Corp | Electronic indicator system for radar with spinning antenna or the like |
US2509230A (en) * | 1946-02-28 | 1950-05-30 | Standard Telephones Cables Ltd | Beacon system |
US2525815A (en) * | 1947-03-20 | 1950-10-17 | Raymond G Lloyd | System of radio aids for aerial navigation |
US2632108A (en) * | 1949-07-28 | 1953-03-17 | Rca Corp | Diplexer arrangement |
DE963073C (en) * | 1952-05-14 | 1957-05-02 | Sperry Rand Corp | Blind landing device in aircraft for automatic control along an approach path established by ground radio devices according to the beacon principle |
-
0
- BE BE427354D patent/BE427354A/xx unknown
-
1937
- 1937-05-21 FR FR832861D patent/FR832861A/en not_active Expired
-
1938
- 1938-04-13 CH CH207741D patent/CH207741A/en unknown
- 1938-04-30 US US205247A patent/US2206644A/en not_active Expired - Lifetime
- 1938-05-21 DE DEC54008D patent/DE704875C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH207741A (en) | 1939-11-30 |
US2206644A (en) | 1940-07-02 |
DE704875C (en) | 1941-04-09 |
BE427354A (en) |
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