Optimum threshold for FEC transponders

Details Optimum threshold for FEC transponders Optimum threshold for FEC transponders

2005-07-12

2005-07-12

Baker, Stephen M. (Department: 2133)

Error detection/correction and fault detection/recovery

Pulse or data error handling

Error count or rate

C398S027000, C714S708000

Reexamination Certificate

active

06918069

ABSTRACT:
An optical receiver threshold may be optimized in real time based on a forward error correction (FEC) error statistics. A relative number of corrected ones as compared to corrected zeros is tracked. The threshold is shifted in response to an imbalance between the two types of errors.

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