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BCJR implementation

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WDM code added (Pol Cont., Opt MUX/DEMUX, Opt Atten, DP_Fiber) -> the codebase is not optimized to always work with dp signals!
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Silas Oettinghaus
2025-09-17 13:58:58 +02:00
parent f4a22d23a2
commit 4099f6820f
37 changed files with 3643 additions and 593 deletions
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52
Classes/04_DSP/TransmissionPerformance.m
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@@ -42,6 +42,7 @@ classdef TransmissionPerformance
0.8733, 0.8790, 0.8848, 0.8905, 0.8962, ...
0.9019, 0.9077, 0.9134, 0.9191, 0.9248, ...
0.9306, 0.9363, 0.9420, 0.9477, 0.9535];
NGMITHRESHOLDS_SDHD = [0.8116, 0.8167, 0.8241, 0.8317, 0.8401, ...
0.8459, 0.8512, 0.8574, 0.8685, 0.8746, ...
0.8829, 0.8892, 0.8958, 0.9022, 0.9090,...
@@ -60,7 +61,7 @@ classdef TransmissionPerformance
%% LUT for KP4-FEC and Inner Code https://grouper.ieee.org/groups/802/3/dj/public/23_03/patra_3dj_01b_2303.pdf
CODE_RATE_KP4_AND_INNER = [0.885799];
CODE_RATE_KP4_AND_INNER = [0.885799]; %https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=9979198 -> 199.8 / 224 = 0.891 als code rate
BERTHRESHOLDS_KP4_AND_INNER = 4.85e-3;
% https://www.ieee802.org/3/bs/public/14_11/parthasarathy_3bs_01a_1114.pdf
@@ -153,11 +154,21 @@ classdef TransmissionPerformance
netrates.SDHD.Threshold = NaN(1, numMeasurements);
end
if ~isempty(ber)
netrates.STAIR.GrossRate = NaN(1, numMeasurements);
netrates.STAIR.NetRate = NaN(1, numMeasurements);
netrates.STAIR.CodeRate = NaN(1, numMeasurements);
netrates.STAIR.Threshold = NaN(1, numMeasurements);
netrates.HD.GrossRate = NaN(1, numMeasurements);
netrates.HD.NetRate = NaN(1, numMeasurements);
netrates.HD.CodeRate = NaN(1, numMeasurements);
netrates.HD.Threshold = NaN(1, numMeasurements);
netrates.KP4.GrossRate = NaN(1, numMeasurements);
netrates.KP4.NetRate = NaN(1, numMeasurements);
netrates.KP4.CodeRate = NaN(1, numMeasurements);
netrates.KP4.Threshold = NaN(1, numMeasurements);
netrates.KP4_hamming.GrossRate = NaN(1, numMeasurements);
netrates.KP4_hamming.NetRate = NaN(1, numMeasurements);
netrates.KP4_hamming.CodeRate = NaN(1, numMeasurements);
@@ -200,11 +211,47 @@ classdef TransmissionPerformance
end
if ~isempty(idxBER)
codeRate = obj.CODE_RATES_HD(idxBER);
netrates.STAIR.NetRate(i) = grossRate(i) * codeRate;
netrates.STAIR.GrossRate(i) = grossRate(i) ;
netrates.STAIR.CodeRate(i) = codeRate;
netrates.STAIR.Threshold(i) = obj.BERTHRESHOLDS_HD(idxBER);
end
% HD FEC 3,8e-3
idxBER = [];
for j = length(obj.BERTHRESHOLDS_HDFEC):-1:1
if ber(i) <= obj.BERTHRESHOLDS_HDFEC(j)
idxBER = j;
break;
end
end
if ~isempty(idxBER)
codeRate = obj.CODE_RATE_HDFEC(idxBER);
netrates.HD.NetRate(i) = grossRate(i) * codeRate;
netrates.HD.GrossRate(i) = grossRate(i) ;
netrates.HD.CodeRate(i) = codeRate;
netrates.HD.Threshold(i) = obj.BERTHRESHOLDS_HD(idxBER);
netrates.HD.Threshold(i) = obj.CODE_RATE_HDFEC(idxBER);
end
% KP4
idxBER = [];
for j = length(obj.BERTHRESHOLDS_KP4):-1:1
if ber(i) <= obj.BERTHRESHOLDS_KP4(j)
idxBER = j;
break;
end
end
if ~isempty(idxBER)
codeRate = obj.CODE_RATE_KP4(idxBER);
netrates.KP4.NetRate(i) = grossRate(i) * codeRate;
netrates.KP4.GrossRate(i) = grossRate(i) ;
netrates.KP4.CodeRate(i) = codeRate;
netrates.KP4.Threshold(i) = obj.CODE_RATE_KP4(idxBER);
end
% KP4 + inner Hamming
idxBER = [];
for j = length(obj.BERTHRESHOLDS_KP4_AND_INNER):-1:1
if ber(i) <= obj.BERTHRESHOLDS_KP4_AND_INNER(j)
@@ -220,6 +267,7 @@ classdef TransmissionPerformance
netrates.KP4_hamming.Threshold(i) = obj.BERTHRESHOLDS_KP4_AND_INNER(idxBER);
end
% O FEC
idxBER = [];
for j = length(obj.BERTHRESHOLDS_O_FEC):-1:1
if ber(i) <= obj.BERTHRESHOLDS_O_FEC(j)