Optical time domain reflectometry system and method
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United States of America Patent
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N/A
Issued Date -
Apr 15, 2004
app pub date -
Oct 9, 2002
filing date -
Oct 9, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A system for testing a fiber comprises a light source, such as a laser, that transmits light pulses into the fiber while the fiber is not carrying payload data, and a monitor photo diode that measures reflections from the light pulses. A driver system for the laser, comprises a driver circuit that operates a laser for transmitting data, a pulse generator for causing the laser to generate a series of pulses, and a switch for selecting either the driver circuit or the pulse generator to control the laser.
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