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https://github.com/Telecominfraproject/oopt-gnpy.git
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08b3a6cb33
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
66 lines
2.2 KiB
Plaintext
66 lines
2.2 KiB
Plaintext
Power mode is set to True
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=> it can be modified in eqpt_config.json - Span
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There are 1 fiber spans over 80 km between Site_A and Site_B
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Now propagating between Site_A and Site_B:
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Reference used for design: (Input optical power reference in span = 0.00dBm,
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spacing = 50.00GHz
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nb_channels = 76)
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Channels propagating: (Input optical power deviation in span = 0.00dB,
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spacing = 50.00GHz,
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transceiver output power = 0.00dBm,
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nb_channels = 76)
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Input optical power reference in span = [1;36;40m0.00 dBm[0m:
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Transceiver Site_A
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GSNR (0.1nm, dB): 40.00
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GSNR (signal bw, dB): 35.92
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OSNR ASE (0.1nm, dB): 40.00
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OSNR ASE (signal bw, dB): 35.92
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CD (ps/nm): 0.00
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PMD (ps): 0.00
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PDL (dB): 0.00
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Latency (ms): 0.00
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Actual pch out (dBm): 0.00
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Fiber Span1
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type_variety: SSMF
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length (km): 80.00
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pad att_in (dB): 0.00
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total loss (dB): 17.00
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(includes conn loss (dB) in: 0.50 out: 0.50)
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(conn loss out includes EOL margin defined in eqpt_config.json)
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reference pch out (dBm): -17.00
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actual pch out (dBm): -17.00
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Edfa Edfa1
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type_variety: std_low_gain
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effective gain(dB): 15.00
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(before att_in and before output VOA)
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tilt-target(dB) 0.00
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noise figure (dB): 6.62
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(including att_in)
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pad att_in (dB): 0.00
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Power In (dBm): 1.81
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Power Out (dBm): 16.81
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Delta_P (dB): -2.00
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target pch (dBm): -2.00
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actual pch out (dBm): -2.00
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output VOA (dB): 0.00
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Transceiver Site_B
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GSNR (0.1nm, dB): 31.17
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GSNR (signal bw, dB): 27.09
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OSNR ASE (0.1nm, dB): 33.29
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OSNR ASE (signal bw, dB): 29.21
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CD (ps/nm): 1336.00
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PMD (ps): 0.85
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PDL (dB): 0.00
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Latency (ms): 0.39
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Actual pch out (dBm): 0.00
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Transmission result for input optical power reference in span = 0.00 dBm:
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Final GSNR (0.1 nm): [1;36;40m31.17 dB[0m
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(No source node specified: picked Site_A)
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(No destination node specified: picked Site_B)
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