Transmission system
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United States of America Patent
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Jul 12, 2011
Grant Date -
Oct 29, 2009
app pub date -
Apr 28, 2009
filing date -
Apr 12, 2002
priority date (Note) -
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Abstract
A wavelength division multiplexing transmission system, the system comprising: a plurality of channels at different wavelengths, each channel comprising a transmitter, a receiver, and one or more amplifiers, the system further comprising an encoder for encoding data with a coding, and; a decoder for decoding transmitted data; prioritizing means for prioritizing the data on each channel; monitoring means for monitoring directly or indirectly, raw (uncorrected) bit errors on each channel; power adjusting means for, varying the power on a channel in response to the bit error rate.
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