Sensitive OTDR phase demodulation system of phase place

The utility model provides a sensitive OTDR phase demodulation system of phase place, this system include the cross -correlation circuit, and the cross -correlation circuit is connected with balanced light detector electricity, the cross -correlation circuit includes treatment circuit, first detecto...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CUI HONGLIANG, SHI XIANGDONG, CHANG TIANYING, CUI HONGKUI, LI YA, CHENG LIYAO, ZHAO ENCAI, YU MIAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS MEASURING MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR PHYSICS TARIFF METERING APPARATUS TESTING
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