GB1483021A - Optical localisation devices - Google Patents

Optical localisation devices

Info

Publication number
GB1483021A
GB1483021A GB2018/75A GB201875A GB1483021A GB 1483021 A GB1483021 A GB 1483021A GB 2018/75 A GB2018/75 A GB 2018/75A GB 201875 A GB201875 A GB 201875A GB 1483021 A GB1483021 A GB 1483021A
Authority
GB
United Kingdom
Prior art keywords
optical
jan
guidance system
optical guidance
localisation
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
Application number
GB2018/75A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FAB D INSTR DE MESURE SOC D
Original Assignee
FAB D INSTR DE MESURE SOC D
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by FAB D INSTR DE MESURE SOC D filed Critical FAB D INSTR DE MESURE SOC D
Publication of GB1483021A publication Critical patent/GB1483021A/en
Expired legal-status Critical Current

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)
  • Optical Communication System (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

1483021 Optical guidance system SOC DE FABRICATION D'INSTRUMENTS DE MESURE SFIM 17 Jan 1975 [21 Jan 1974] 2018/75 Heading H4D The optical guidance system incorporating a scanning light (laser) beam, pulse frequency versus angular position modulated, described in Specification 1,480,474 is modified by the scanning laser beam being replaced by a fixed fan beam 4, the modulators, both disc, 5, and drum Figs. 2-6 (not shown) and the receivers 9 (and Figs. 9-11 (not shown)) remaining the same.
GB2018/75A 1974-01-21 1975-01-17 Optical localisation devices Expired GB1483021A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7401910A FR2258636B1 (en) 1974-01-21 1974-01-21

Publications (1)

Publication Number Publication Date
GB1483021A true GB1483021A (en) 1977-08-17

Family

ID=9133724

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2018/75A Expired GB1483021A (en) 1974-01-21 1975-01-17 Optical localisation devices

Country Status (4)

Country Link
DE (1) DE2502336A1 (en)
FR (1) FR2258636B1 (en)
GB (1) GB1483021A (en)
SE (1) SE7500575L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2300987A (en) * 1979-01-30 1996-11-20 Martin Marietta Corp Beamrider guidance system using digital phase modulation encoding

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2474682A1 (en) * 1980-01-29 1981-07-31 Telecommunications Sa ENGINE GUIDING SYSTEM USING A MODULAR BEAM
DE3313161A1 (en) * 1982-04-13 1983-10-20 British Aerospace Plc, London OPTICAL RADIATION BEAK

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2300987A (en) * 1979-01-30 1996-11-20 Martin Marietta Corp Beamrider guidance system using digital phase modulation encoding
GB2300987B (en) * 1979-01-30 1997-03-19 Martin Marietta Corp Spatially encoding a beam of electromagnetic radiation

Also Published As

Publication number Publication date
FR2258636B1 (en) 1980-08-01
DE2502336A1 (en) 1975-08-07
FR2258636A1 (en) 1975-08-18
SE7500575L (en) 1975-07-22

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee