DE2752688C3 - - Google Patents

Info

Publication number
DE2752688C3
DE2752688C3 DE2752688A DE2752688A DE2752688C3 DE 2752688 C3 DE2752688 C3 DE 2752688C3 DE 2752688 A DE2752688 A DE 2752688A DE 2752688 A DE2752688 A DE 2752688A DE 2752688 C3 DE2752688 C3 DE 2752688C3
Authority
DE
Germany
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
DE2752688A
Other versions
DE2752688B2 (de
DE2752688A1 (de
Inventor
Heinrich Dr.-Ing. Liertz
Ulrich Dipl.-Ing. 8000 Muenchen De Oestreich
Guenter Dr.-Ing. 8034 Unterpfaffenhofen De Zeidler
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE2752688A priority Critical patent/DE2752688B2/de
Priority to US05/962,718 priority patent/US4257707A/en
Priority to CA316,921A priority patent/CA1112894A/en
Publication of DE2752688A1 publication Critical patent/DE2752688A1/de
Publication of DE2752688B2 publication Critical patent/DE2752688B2/de
Application granted granted Critical
Publication of DE2752688C3 publication Critical patent/DE2752688C3/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
DE2752688A 1977-11-25 1977-11-25 Optischer Sender einer Vorrichtung zum Messen der Dämpfung optischer Wellen auf optischen Übertragungsstrecken Granted DE2752688B2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE2752688A DE2752688B2 (de) 1977-11-25 1977-11-25 Optischer Sender einer Vorrichtung zum Messen der Dämpfung optischer Wellen auf optischen Übertragungsstrecken
US05/962,718 US4257707A (en) 1977-11-25 1978-11-21 Device for measuring the attenuation of optical waves on optical transmission paths
CA316,921A CA1112894A (en) 1977-11-25 1978-11-27 Device for measuring the attenuation of optical waves in an optical transmission path

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2752688A DE2752688B2 (de) 1977-11-25 1977-11-25 Optischer Sender einer Vorrichtung zum Messen der Dämpfung optischer Wellen auf optischen Übertragungsstrecken

Publications (3)

Publication Number Publication Date
DE2752688A1 DE2752688A1 (de) 1979-05-31
DE2752688B2 DE2752688B2 (de) 1979-12-06
DE2752688C3 true DE2752688C3 (de) 1988-07-28

Family

ID=6024645

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2752688A Granted DE2752688B2 (de) 1977-11-25 1977-11-25 Optischer Sender einer Vorrichtung zum Messen der Dämpfung optischer Wellen auf optischen Übertragungsstrecken

Country Status (3)

Country Link
US (1) US4257707A (de)
CA (1) CA1112894A (de)
DE (1) DE2752688B2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4332501A1 (de) * 1993-09-24 1995-03-30 Siemens Ag Sensorsystem für sich dynamisch ändernde Meßgrößen und zugehöriges Betriebsverfahren

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2847488A1 (de) * 1978-11-02 1980-05-14 Felten & Guilleaume Carlswerk Messgeraet zur untersuchung der daempfung von glasfasern bei verschiedenen wellenlaengen
DE2936284C3 (de) * 1979-09-07 2003-03-27 Litef Gmbh Ringinterferometer
FR2471595B1 (de) * 1979-12-14 1982-12-31 Thomson Csf
DE3230570A1 (de) * 1982-08-17 1984-04-26 Siemens AG, 1000 Berlin und 8000 München Sende- und empfangseinrichtung fuer ein faseroptisches sensorsystem
US4529262A (en) * 1983-05-09 1985-07-16 At&T Bell Laboratories Inline optical fiber attentuator
CA1195138A (en) * 1983-06-06 1985-10-15 Paul J. Vella Measuring chromatic dispersion of fibers
JPS62127641A (ja) * 1985-11-29 1987-06-09 Ando Electric Co Ltd 光部品測定用光源選択装置
US4726676A (en) * 1986-02-06 1988-02-23 General Signal Corporation Optical signal power measurement method and apparatus
US4838032A (en) * 1986-02-06 1989-06-13 General Signal Corporation Optical signal power measurement method and apparatus
US4752125A (en) * 1986-12-19 1988-06-21 Siecor Corporation Apparatus to measure fiber dispersion
DE3924060A1 (de) * 1989-07-21 1991-01-24 Bodenseewerk Perkin Elmer Co Atomabsorptions-spektralphotometer fuer die multielementanalyse
US5225922A (en) * 1991-11-21 1993-07-06 At&T Bell Laboratories Optical transmission system equalizer
JP3065435B2 (ja) * 1992-07-31 2000-07-17 浜松ホトニクス株式会社 光ファイバ部品の特性測定装置
DE19909565A1 (de) * 1999-03-04 2000-10-05 Siemens Ag Verfahren zur Überwachung des Betriebes von optischen Fasern
US6687426B1 (en) * 2000-12-28 2004-02-03 Nortel Networks Limited Out of band fiber characterization using optical amplifier light sources
GB2405488B (en) * 2003-08-27 2005-08-03 Meonics Ltd Device for controlling the mode distribution in multimode optical fibre
US10018785B2 (en) 2013-06-14 2018-07-10 Exfo Inc. Optical fiber modal distribution conditioner

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3910701A (en) * 1973-07-30 1975-10-07 George R Henderson Method and apparatus for measuring light reflectance absorption and or transmission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4332501A1 (de) * 1993-09-24 1995-03-30 Siemens Ag Sensorsystem für sich dynamisch ändernde Meßgrößen und zugehöriges Betriebsverfahren

Also Published As

Publication number Publication date
US4257707A (en) 1981-03-24
CA1112894A (en) 1981-11-24
DE2752688B2 (de) 1979-12-06
DE2752688A1 (de) 1979-05-31

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
8281 Inventor (new situation)

Free format text: LIERTZ, HEINRICH, DR.-ING. OESTREICH, ULRICH, DIPL.-ING., 8000 MUENCHEN, DE ZEIDLER, GUENTER, DR.-ING., 8034 UNTERPFAFFENHOFEN, DE

C3 Grant after two publication steps (3rd publication)