DE2804119C2 - - Google Patents

Info

Publication number
DE2804119C2
DE2804119C2 DE2804119A DE2804119A DE2804119C2 DE 2804119 C2 DE2804119 C2 DE 2804119C2 DE 2804119 A DE2804119 A DE 2804119A DE 2804119 A DE2804119 A DE 2804119A DE 2804119 C2 DE2804119 C2 DE 2804119C2
Authority
DE
Germany
Prior art keywords
input
output
light
coupled
directional coupler
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
DE2804119A
Other languages
German (de)
English (en)
Other versions
DE2804119A1 (de
Inventor
Gerhard Dipl.-Ing. Dr. 8000 Muenchen De Schiffner
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.)
Northrop Grumman Litef GmbH
Original Assignee
Litef GmbH
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 Litef GmbH filed Critical Litef GmbH
Priority to DE19782804119 priority Critical patent/DE2804119A1/de
Priority to US06/002,537 priority patent/US4325636A/en
Priority to FR7901380A priority patent/FR2416451A1/fr
Priority to GB7903274A priority patent/GB2014329B/en
Priority to BE193183A priority patent/BE873836A/xx
Publication of DE2804119A1 publication Critical patent/DE2804119A1/de
Application granted granted Critical
Publication of DE2804119C2 publication Critical patent/DE2804119C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Gyroscopes (AREA)
DE19782804119 1978-01-31 1978-01-31 Interferometer mit einer spule aus einem einmode-wellenleiter Granted DE2804119A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19782804119 DE2804119A1 (de) 1978-01-31 1978-01-31 Interferometer mit einer spule aus einem einmode-wellenleiter
US06/002,537 US4325636A (en) 1978-01-31 1979-01-11 Interferometer with a single-mode waveguide coil
FR7901380A FR2416451A1 (fr) 1978-01-31 1979-01-19 Interferometre comportant une bobine constituee par un guide d'ondes monomode
GB7903274A GB2014329B (en) 1978-01-31 1979-01-30 Optical interferometers for use in angular velocity measurement by the sagnac effect
BE193183A BE873836A (fr) 1978-01-31 1979-01-31 Interferometre comportant une bobine constituee par un guide d'ondes monomode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782804119 DE2804119A1 (de) 1978-01-31 1978-01-31 Interferometer mit einer spule aus einem einmode-wellenleiter

Publications (2)

Publication Number Publication Date
DE2804119A1 DE2804119A1 (de) 1979-08-02
DE2804119C2 true DE2804119C2 (OSRAM) 1989-11-09

Family

ID=6030807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782804119 Granted DE2804119A1 (de) 1978-01-31 1978-01-31 Interferometer mit einer spule aus einem einmode-wellenleiter

Country Status (5)

Country Link
US (1) US4325636A (OSRAM)
BE (1) BE873836A (OSRAM)
DE (1) DE2804119A1 (OSRAM)
FR (1) FR2416451A1 (OSRAM)
GB (1) GB2014329B (OSRAM)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2911129A1 (de) * 1979-03-21 1980-10-16 Siemens Ag Ringinterferometer mit einem zu einer spule gewickelten einmode-lichtwellenleiter
DE2936285A1 (de) * 1979-09-07 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Ringinterferometer
JPS5743485A (en) * 1980-08-13 1982-03-11 Agency Of Ind Science & Technol Semiconductor ring laser device
US4758087A (en) * 1981-03-09 1988-07-19 Polaroid Corporation Fiber optic transducer
US4728169A (en) * 1981-04-27 1988-03-01 Raychem Corp. Methods and apparatus for optical fiber systems
US4519708A (en) * 1981-05-20 1985-05-28 Raytheon Company Mode discrimination apparatus
US4444458A (en) * 1981-05-26 1984-04-24 Gould Inc. Substrate ruggedized optical fiber apparatus
US4444460A (en) * 1981-05-26 1984-04-24 Gould Inc. Optical fiber apparatus including subtstrate ruggedized optical fibers
US4529312A (en) * 1981-07-29 1985-07-16 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic rotation sensor utilizing unpolarized light
US4634282A (en) * 1981-11-06 1987-01-06 The Board Of Trustees Of The Leland Stanford Junior University Multimode fiber optic rotation sensor
US4418981A (en) * 1982-01-19 1983-12-06 Gould Inc. Quadrature fiber-optic interferometer matrix
NL8201222A (nl) * 1982-03-24 1983-10-17 Philips Nv Verstembare fabry-perot interferometer en roentgenbeeldweergeefinrichting voorzien van een dergelijke interferometer.
US4755021A (en) * 1982-08-02 1988-07-05 Andrew Corporation Self-aligning optical fiber directional coupler and fiber-ring optical rotation sensor using same
US4669814A (en) * 1982-08-02 1987-06-02 Andrew Corporation Single mode, single polarization optical fiber with accessible guiding region and method of forming directional coupler using same
US4950318A (en) * 1982-08-02 1990-08-21 Andrew Corporation Method of joining self-aligning optical fibers
DE3230570A1 (de) * 1982-08-17 1984-04-26 Siemens AG, 1000 Berlin und 8000 München Sende- und empfangseinrichtung fuer ein faseroptisches sensorsystem
US4469397A (en) * 1982-09-29 1984-09-04 Board Of Trustees Of The Leland Stanford Junior University Fiber optic resonator
US4530603A (en) * 1982-09-29 1985-07-23 The Board Of Trustees Of Leland Stanford Jr. Univ. Stabilized fiber optic sensor
US4505588A (en) * 1983-02-09 1985-03-19 Ludman Jacques E Fiber stellar interferometer
US4697876A (en) * 1983-02-25 1987-10-06 Andrew Corporation Fiber-optic rotation sensor
US4653917A (en) * 1983-03-24 1987-03-31 The United States Of America As Represented By The Secretary Of The Navy Fiber optic gyroscope operating with unpolarized light source
US4589728A (en) * 1983-08-26 1986-05-20 Andrew Corporation Optical fiber polarizer
FR2554601B1 (fr) * 1983-11-08 1986-08-29 Thomson Csf Coupleur multiple a fibres optiques et application a un interferometre
US4830486A (en) * 1984-03-16 1989-05-16 Goodwin Frank E Frequency modulated lasar radar
US4810052A (en) * 1986-01-07 1989-03-07 Litton Systems, Inc Fiber optic bidirectional data bus tap
US4738511A (en) * 1986-01-07 1988-04-19 Litton Systems, Inc. Molecular bonded fiber optic couplers and method of fabrication
DE3854308D1 (de) * 1987-03-31 1995-09-21 Willing Achim Beleuchtungseinrichtung für die Sichtkontrolle von Gegenständen.
DE3805904A1 (de) * 1988-02-25 1989-08-31 Messerschmitt Boelkow Blohm Faserkreisel
US6245507B1 (en) * 1998-08-18 2001-06-12 Orchid Biosciences, Inc. In-line complete hyperspectral fluorescent imaging of nucleic acid molecules

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3395270A (en) * 1962-06-28 1968-07-30 Jack B. Speller Relativistic inertial reference device
US3725809A (en) * 1971-04-05 1973-04-03 Bell Telephone Labor Inc Dielectric ring lasers using waveguiding
JPS579041B2 (OSRAM) * 1974-11-29 1982-02-19
FR2299656A1 (fr) * 1975-01-31 1976-08-27 Thomson Csf Dispositif coupleur optique pour
US4039260A (en) * 1976-03-22 1977-08-02 Redman Charles M Rotational motion transducer
US4054366A (en) * 1976-07-12 1977-10-18 Hughes Aircraft Company Fiber optics access coupler
US4120588A (en) * 1976-07-12 1978-10-17 Erik Chaum Multiple path configuration for a laser interferometer
US4138196A (en) * 1977-07-06 1979-02-06 The United States Of America As Represented By The Secretary Of The Army Fiber interferometer rotary motion sensor
FR2409518A1 (fr) * 1977-11-22 1979-06-15 Thomson Csf Gyrometre interferometrique a laser

Also Published As

Publication number Publication date
FR2416451B1 (OSRAM) 1983-12-16
GB2014329B (en) 1982-04-07
BE873836A (fr) 1979-05-16
FR2416451A1 (fr) 1979-08-31
US4325636A (en) 1982-04-20
DE2804119A1 (de) 1979-08-02
GB2014329A (en) 1979-08-22

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Legal Events

Date Code Title Description
OAM Search report available
OC Search report available
8181 Inventor (new situation)

Free format text: SCHIFFNER, GERHARD, DIPL.-ING. DR., 8000 MUENCHEN, DE

8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: LITEF GMBH, 7800 FREIBURG, DE

D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation