From ad0391b341d7350761effe3b05798b0790d09d9f Mon Sep 17 00:00:00 2001
From: Wojciech Kaczmarski <44336093+sp5wwp@users.noreply.github.com>
Date: Wed, 23 Feb 2022 19:39:54 +0100
Subject: [PATCH] matlab code for golay matrices

---
 docs/physical_layer.rst | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/docs/physical_layer.rst b/docs/physical_layer.rst
index 2b0211b..580e9d7 100644
--- a/docs/physical_layer.rst
+++ b/docs/physical_layer.rst
@@ -203,6 +203,19 @@ The output of the Golay encoder is shown in the table below.
 
 Four of these 24-bit blocks are used to reconstruct the LSF.
 
+Sample MATLAB/Octave code snippet for generating *G* and *H* matrices is shown below.
+
+.. code-block:: matlab
+   :caption: Golay(24,12) matrices generator
+
+   P = hex2poly('0xC75');
+   [H,G] = cyclgen(23, P);
+
+   G_P = G(1:12, 1:11);
+   I_K = eye(12);
+   G = [I_K G_P P.'];
+   H = [transpose([G_P P.']) I_K];
+
 Convolutional encoder
 ~~~~~~~~~~~~~~~~~~~~~