Method and apparatus for stretching an optical pulse
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United States of America Patent
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Apr 20, 2010
Grant Date -
N/A
app pub date -
Aug 10, 2006
filing date -
Jun 6, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method and apparatus for stretching a pulse, shaping a stretched pulse, and modeling a stretched and/or shaped pulse are disclosed. An etalon has a port, a partially reflective surface, and a fully reflective surface. A base pulse is introduced into the etalon, and a plurality of portions of the base pulse propagating from the etalon are collected. The collected portions are then combined to generate a stretched pulse whose width is proportional to the width of the base pulse. This can be modeled by assigning a transmission factor value to each one of a plurality of tags and a reflection factor value to each one of the taps, excepting only one tap. A transport delay for is assigned to each tap to which a reflection factor value was assigned, wherein the transport delay is proportional to the width of a base pulse.
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