Transmission characteristic compensation scheme

Error detection/correction and fault detection/recovery – Pulse or data error handling – Error count or rate

Reexamination Certificate

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C714S746000, C714S752000

Reexamination Certificate

active

06904548

ABSTRACT:
A control direction circuit (24) provides at least one of code error information and code error correction information on a transmission signal for which compensation has been performed by a plurality of compensation circuits (20athrough20e), to respective ones of the plurality of compensation circuits. Thus, the control direction circuit (24) controls each of the compensation circuits individually based on the thus-provided at least one of the code error information and code error correction information so as to compensate the waveform degradation on the transmission signal.

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Noe, Reinhold, et al., “Polarization Mode Dispersion Compensation at 10, 20, and 40 Gb/s with Various Optical Equalizers”, Journal of Lightwave Technology, IEEE, vol. 17, No. 9, Sep. 1999.

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