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IT1171615B - Dispositivo interruttore rotante per l'analisi di segnali ottici - Google Patents

Dispositivo interruttore rotante per l'analisi di segnali ottici

Info

Publication number
IT1171615B
IT1171615B IT49575/81A IT4957581A IT1171615B IT 1171615 B IT1171615 B IT 1171615B IT 49575/81 A IT49575/81 A IT 49575/81A IT 4957581 A IT4957581 A IT 4957581A IT 1171615 B IT1171615 B IT 1171615B
Authority
IT
Italy
Prior art keywords
analysis
optical signals
switch device
rotary switch
rotary
Prior art date
Application number
IT49575/81A
Other languages
English (en)
Other versions
IT8149575A1 (it
IT8149575A0 (it
Inventor
Erland Pettersson
Arnold Johansson
Georg Vogl
Bo Moller
Original Assignee
Bofors Ab
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 Bofors Ab filed Critical Bofors Ab
Publication of IT8149575A0 publication Critical patent/IT8149575A0/it
Publication of IT8149575A1 publication Critical patent/IT8149575A1/it
Application granted granted Critical
Publication of IT1171615B publication Critical patent/IT1171615B/it

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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
    • G01S3/782—Systems for determining direction or deviation from predetermined direction
    • G01S3/787—Systems for determining direction or deviation from predetermined direction using rotating reticles producing a direction-dependent modulation characteristic

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Mechanical Optical Scanning Systems (AREA)
IT49575/81A 1980-10-31 1981-10-27 Dispositivo interruttore rotante per l'analisi di segnali ottici IT1171615B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8007671A SE445074B (sv) 1980-10-31 1980-10-31 Anordning vid en chopper

Publications (3)

Publication Number Publication Date
IT8149575A0 IT8149575A0 (it) 1981-10-27
IT8149575A1 IT8149575A1 (it) 1983-04-27
IT1171615B true IT1171615B (it) 1987-06-10

Family

ID=20342133

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49575/81A IT1171615B (it) 1980-10-31 1981-10-27 Dispositivo interruttore rotante per l'analisi di segnali ottici

Country Status (10)

Country Link
US (1) US4458147A (it)
JP (1) JPS57104823A (it)
CH (1) CH657454A5 (it)
DE (1) DE3142991A1 (it)
FR (1) FR2493540B1 (it)
GB (1) GB2086571B (it)
IT (1) IT1171615B (it)
NL (1) NL8104672A (it)
NO (1) NO163833C (it)
SE (1) SE445074B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4694447A (en) * 1984-07-12 1987-09-15 International Business Machines Corp. Optical signal recorders employing two lasers and methods therefor
US6012840A (en) * 1997-01-27 2000-01-11 The Regents Of The University Of California Single-fiber multi-color pyrometry

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE319865C (de) * 1914-06-03 1920-04-01 Karoline Seelis Geb Kerstin Hilfsmittel zur Verschiebung des einen Teilbildes in Entfernungsmessern
US2178245A (en) * 1936-06-24 1939-10-31 Klangfilm Gmbh Sound recording apparatus
US2947872A (en) * 1956-01-23 1960-08-02 Kollsman Instr Corp Star tracking system
US3366795A (en) * 1964-09-18 1968-01-30 Army Usa Background discriminator for radiometric devices
US3677652A (en) * 1971-06-15 1972-07-18 Gte Sylvania Inc Fluid analyzer apparatus
JPS514871B2 (it) * 1971-10-29 1976-02-16
DE2163200C2 (de) * 1971-12-20 1983-06-09 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Einrichtung zur berührungslosen Messung
DD108383A1 (it) * 1973-11-09 1974-09-12
US3968476A (en) * 1974-07-17 1976-07-06 Sperry Rand Corporation Spurious signal removal in optical processor fingerprint identification apparatus
GB1523232A (en) * 1976-03-31 1978-08-31 Elliott Brothers London Ltd Electronic arragements including charge coupled devices
SE416234B (sv) * 1976-12-02 1980-12-08 Bofors Ab Anordning for metning av riktningskoordinaterna till ett avlegset objekt
GB2014754B (en) * 1978-02-17 1982-06-16 Polska Akademia Nauk Instytut Interferometer

Also Published As

Publication number Publication date
JPS57104823A (en) 1982-06-30
NO163833B (no) 1990-04-17
NO163833C (no) 1990-08-01
SE445074B (sv) 1986-05-26
CH657454A5 (de) 1986-08-29
IT8149575A1 (it) 1983-04-27
NO813681L (no) 1982-05-03
FR2493540A1 (fr) 1982-05-07
FR2493540B1 (fr) 1986-02-28
GB2086571A (en) 1982-05-12
US4458147A (en) 1984-07-03
IT8149575A0 (it) 1981-10-27
GB2086571B (en) 1984-07-18
DE3142991A1 (de) 1982-06-09
SE8007671L (sv) 1982-05-01
NL8104672A (nl) 1982-05-17

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