Optical time domain reflectometer calibration system

Details Optical time domain reflectometer calibration system Optical time domain reflectometer calibration system

1990-09-04

1991-12-10

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

356 731, H01J 516

Patent

active

050721119

ABSTRACT:
An optical time domain reflectometer calibration system for use with an optical time domain reflectometer to check for accuracy of the optical time domain reflectometer in absolute and relative distance measurements as well as for attenuation measurements and receiver linearity.

REFERENCES:
patent: 4952057 (1990-08-01), Kamikawa et al.
"Verifying OTDR Calibration Quickly" by Robert Rickenbach and Erwin R. Weler; Lasers and Applications, Feb. 1985, pp. 77-82.
"Group Index and Time Delay Measurements of a Standard Reference Fiber" by B. L. Danielson and C. D. Whittenberg, Jul. 1988.
"Proposed Procedures for Characterizing OTDR Loss and Distance Measurement Accuracy", Bellcore, Jun. 2, 1989, pp. 1-4.

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