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Here the Fiber behaviour change because pch = signal + ase + nli is considered instead of just signal. This slightly changes the propagation results as more power is considered to be injected in the fiber span. All differences in tests are below 0.1 dB, with a few exceptions slightly higher. Change-Id: I5b2227ee036a26a11e13f3169e16868d70f0c457
5.8 KiB
5.8 KiB
Power mode is set to True
=> it can be modified in eqpt_config.json - Span
There are 4 fiber spans over 200 km between trx Brest_KLA and trx Rennes_STA
Now propagating between trx Brest_KLA and trx Rennes_STA:
Reference used for design: (Input optical power reference in span = 3.00dBm,
spacing = 50.00GHz
nb_channels = None)
Channels propagating: (Input optical power deviation in span = 0.00dB,
spacing = 50.00GHz,
transceiver output power = 3.00dBm,
nb_channels = 95)
Input optical power reference in span = -3.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.72
GSNR (signal bw, dB): 19.64
OSNR ASE (0.1nm, dB): 23.99
OSNR ASE (signal bw, dB): 19.91
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -2.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.00
GSNR (signal bw, dB): 19.92
OSNR ASE (0.1nm, dB): 24.37
OSNR ASE (signal bw, dB): 20.29
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -2.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.24
GSNR (signal bw, dB): 20.16
OSNR ASE (0.1nm, dB): 24.74
OSNR ASE (signal bw, dB): 20.66
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -1.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.43
GSNR (signal bw, dB): 20.35
OSNR ASE (0.1nm, dB): 25.09
OSNR ASE (signal bw, dB): 21.01
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -1.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.56
GSNR (signal bw, dB): 20.48
OSNR ASE (0.1nm, dB): 25.44
OSNR ASE (signal bw, dB): 21.35
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -0.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.61
GSNR (signal bw, dB): 20.53
OSNR ASE (0.1nm, dB): 25.77
OSNR ASE (signal bw, dB): 21.69
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -0.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.59
GSNR (signal bw, dB): 20.50
OSNR ASE (0.1nm, dB): 26.08
OSNR ASE (signal bw, dB): 22.00
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 0.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.40
GSNR (signal bw, dB): 20.32
OSNR ASE (0.1nm, dB): 26.28
OSNR ASE (signal bw, dB): 22.20
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 1.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.13
GSNR (signal bw, dB): 20.05
OSNR ASE (0.1nm, dB): 26.47
OSNR ASE (signal bw, dB): 22.39
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 1.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 2.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 2.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 3.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
(Invalid source node 'brest' replaced with trx Brest_KLA)
(Invalid destination node 'rennes' replaced with trx Rennes_STA)
=> it can be modified in eqpt_config.json - Span
There are 4 fiber spans over 200 km between trx Brest_KLA and trx Rennes_STA
Now propagating between trx Brest_KLA and trx Rennes_STA:
Reference used for design: (Input optical power reference in span = 3.00dBm,
spacing = 50.00GHz
nb_channels = None)
Channels propagating: (Input optical power deviation in span = 0.00dB,
spacing = 50.00GHz,
transceiver output power = 3.00dBm,
nb_channels = 95)
Input optical power reference in span = -3.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.72
GSNR (signal bw, dB): 19.64
OSNR ASE (0.1nm, dB): 23.99
OSNR ASE (signal bw, dB): 19.91
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -2.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.00
GSNR (signal bw, dB): 19.92
OSNR ASE (0.1nm, dB): 24.37
OSNR ASE (signal bw, dB): 20.29
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -2.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.24
GSNR (signal bw, dB): 20.16
OSNR ASE (0.1nm, dB): 24.74
OSNR ASE (signal bw, dB): 20.66
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -1.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.43
GSNR (signal bw, dB): 20.35
OSNR ASE (0.1nm, dB): 25.09
OSNR ASE (signal bw, dB): 21.01
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -1.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.56
GSNR (signal bw, dB): 20.48
OSNR ASE (0.1nm, dB): 25.44
OSNR ASE (signal bw, dB): 21.35
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -0.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.61
GSNR (signal bw, dB): 20.53
OSNR ASE (0.1nm, dB): 25.77
OSNR ASE (signal bw, dB): 21.69
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = -0.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.59
GSNR (signal bw, dB): 20.50
OSNR ASE (0.1nm, dB): 26.08
OSNR ASE (signal bw, dB): 22.00
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 0.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.40
GSNR (signal bw, dB): 20.32
OSNR ASE (0.1nm, dB): 26.28
OSNR ASE (signal bw, dB): 22.20
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 1.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 24.13
GSNR (signal bw, dB): 20.05
OSNR ASE (0.1nm, dB): 26.47
OSNR ASE (signal bw, dB): 22.39
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 1.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 2.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 2.50 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
Input optical power reference in span = 3.00 dBm:
Transceiver trx Rennes_STA
GSNR (0.1nm, dB): 23.98
GSNR (signal bw, dB): 19.90
OSNR ASE (0.1nm, dB): 26.55
OSNR ASE (signal bw, dB): 22.46
CD (ps/nm): 3340.00
PMD (ps): 0.57
PDL (dB): 0.00
Latency (ms): 0.98
Actual pch out (dBm): 3.00
(Invalid source node 'brest' replaced with trx Brest_KLA)
(Invalid destination node 'rennes' replaced with trx Rennes_STA)