FR2258636B1 - - Google Patents
Info
- Publication number
- FR2258636B1 FR2258636B1 FR7401910A FR7401910A FR2258636B1 FR 2258636 B1 FR2258636 B1 FR 2258636B1 FR 7401910 A FR7401910 A FR 7401910A FR 7401910 A FR7401910 A FR 7401910A FR 2258636 B1 FR2258636 B1 FR 2258636B1
- Authority
- FR
- France
- 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
-
- 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
- G01S1/70—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 electromagnetic waves other than radio waves
- G01S1/703—Details
- G01S1/7032—Transmitters
- G01S1/7038—Signal details
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electromagnetism (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Facsimile Scanning Arrangements (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Optical Communication System (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7401910A FR2258636B1 (en) | 1974-01-21 | 1974-01-21 | |
GB2018/75A GB1483021A (en) | 1974-01-21 | 1975-01-17 | Optical localisation devices |
SE7500575A SE7500575L (en) | 1974-01-21 | 1975-01-20 | |
DE19752502336 DE2502336A1 (en) | 1974-01-21 | 1975-01-21 | OPTICAL LOCATING DEVICE WITH FIXED BEAM |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7401910A FR2258636B1 (en) | 1974-01-21 | 1974-01-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2258636A1 FR2258636A1 (en) | 1975-08-18 |
FR2258636B1 true FR2258636B1 (en) | 1980-08-01 |
Family
ID=9133724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7401910A Expired FR2258636B1 (en) | 1974-01-21 | 1974-01-21 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2502336A1 (en) |
FR (1) | FR2258636B1 (en) |
GB (1) | GB1483021A (en) |
SE (1) | SE7500575L (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2300987B (en) * | 1979-01-30 | 1997-03-19 | Martin Marietta Corp | Spatially encoding a beam of electromagnetic radiation |
FR2474682A1 (en) * | 1980-01-29 | 1981-07-31 | Telecommunications Sa | ENGINE GUIDING SYSTEM USING A MODULAR BEAM |
CA1205166A (en) * | 1982-04-13 | 1986-05-27 | John C. Roberts | Radiation emitting apparatus |
-
1974
- 1974-01-21 FR FR7401910A patent/FR2258636B1/fr not_active Expired
-
1975
- 1975-01-17 GB GB2018/75A patent/GB1483021A/en not_active Expired
- 1975-01-20 SE SE7500575A patent/SE7500575L/xx unknown
- 1975-01-21 DE DE19752502336 patent/DE2502336A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2502336A1 (en) | 1975-08-07 |
FR2258636A1 (en) | 1975-08-18 |
SE7500575L (en) | 1975-07-22 |
GB1483021A (en) | 1977-08-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |