FR2319917A1 - Modulateur optique a tambour tournant et son application a la localisation d'un mobile - Google Patents

Modulateur optique a tambour tournant et son application a la localisation d'un mobile

Info

Publication number
FR2319917A1
FR2319917A1 FR7523756A FR7523756A FR2319917A1 FR 2319917 A1 FR2319917 A1 FR 2319917A1 FR 7523756 A FR7523756 A FR 7523756A FR 7523756 A FR7523756 A FR 7523756A FR 2319917 A1 FR2319917 A1 FR 2319917A1
Authority
FR
France
Prior art keywords
frequencies
strips
common factor
moving target
optical modulator
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.)
Granted
Application number
FR7523756A
Other languages
English (en)
French (fr)
Other versions
FR2319917B1 (enExample
Inventor
Dominique De Ponteves
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.)
Societe de Fabrication dInstruments de Mesure SFIM SA
Original Assignee
Societe de Fabrication dInstruments de Mesure SFIM SA
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 Societe de Fabrication dInstruments de Mesure SFIM SA filed Critical Societe de Fabrication dInstruments de Mesure SFIM SA
Priority to FR7523756A priority Critical patent/FR2319917A1/fr
Publication of FR2319917A1 publication Critical patent/FR2319917A1/fr
Application granted granted Critical
Publication of FR2319917B1 publication Critical patent/FR2319917B1/fr
Granted 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
    • G01S1/70—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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
    • G02B26/04—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optics & Photonics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR7523756A 1975-07-30 1975-07-30 Modulateur optique a tambour tournant et son application a la localisation d'un mobile Granted FR2319917A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7523756A FR2319917A1 (fr) 1975-07-30 1975-07-30 Modulateur optique a tambour tournant et son application a la localisation d'un mobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7523756A FR2319917A1 (fr) 1975-07-30 1975-07-30 Modulateur optique a tambour tournant et son application a la localisation d'un mobile

Publications (2)

Publication Number Publication Date
FR2319917A1 true FR2319917A1 (fr) 1977-02-25
FR2319917B1 FR2319917B1 (enExample) 1978-12-29

Family

ID=9158512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7523756A Granted FR2319917A1 (fr) 1975-07-30 1975-07-30 Modulateur optique a tambour tournant et son application a la localisation d'un mobile

Country Status (1)

Country Link
FR (1) FR2319917A1 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033282A1 (fr) * 1980-01-29 1981-08-05 Societe Anonyme De Telecommunications (S.A.T.) Système de guidage d'engin au moyen d'un faisceau lumineux modulé
EP0634863A1 (en) * 1993-07-12 1995-01-18 Xerox Corporation Selective optical elements for multiwavelength electronic print heads
DE10140050C1 (de) * 2001-08-16 2003-03-13 Berliner Elektronenspeicher Optomechanisches Choppsystem und dessen Verwendung

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0033282A1 (fr) * 1980-01-29 1981-08-05 Societe Anonyme De Telecommunications (S.A.T.) Système de guidage d'engin au moyen d'un faisceau lumineux modulé
EP0634863A1 (en) * 1993-07-12 1995-01-18 Xerox Corporation Selective optical elements for multiwavelength electronic print heads
US5506614A (en) * 1993-07-12 1996-04-09 Xerox Corporation Selective optical elements for multiwavelength electronic print heads
DE10140050C1 (de) * 2001-08-16 2003-03-13 Berliner Elektronenspeicher Optomechanisches Choppsystem und dessen Verwendung

Also Published As

Publication number Publication date
FR2319917B1 (enExample) 1978-12-29

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Legal Events

Date Code Title Description
ST Notification of lapse