Room-temperature 1.3-μm optical time domain reflectometer using a photon counting InGaAs/InP avalanche detector

Levine, B. F.; Bethea, C. G.; Campbell, J. C.
February 1985
Applied Physics Letters;2/15/1985, Vol. 46 Issue 4, p333
Academic Journal
We demonstrate the first, room-temperature photon counting optical time domain reflectometer at λ = 1.3 µm. A high sensitivity (10 [sup 14]W) equal to that of a Ge avalanche diode cooled to 77 K has been realized.


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