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.)
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Lignes Telegraphiques et Telephoniques LTT SA
Original Assignee
Lignes Telegraphiques et Telephoniques LTT SA
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Filing date
Publication date
Application filed by Lignes Telegraphiques et Telephoniques LTT SAfiledCriticalLignes Telegraphiques et Telephoniques LTT SA
Priority to FR8020413ApriorityCriticalpatent/FR2490819A1/fr
Publication of FR2490819A1publicationCriticalpatent/FR2490819A1/fr
Application grantedgrantedCritical
Publication of FR2490819B1publicationCriticalpatent/FR2490819B1/fr
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
Landscapes
Physics & Mathematics
(AREA)
Electromagnetism
(AREA)
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
Testing Of Optical Devices Or Fibers
(AREA)
FR8020413A1980-09-231980-09-23Dispositif de mesure de la bande passante d'une fibre optique
GrantedFR2490819A1
(fr)