From 75a97bec3216364cb21508cd603bc440ee62c451 Mon Sep 17 00:00:00 2001 From: Steven Franke Date: Mon, 25 Jan 2016 01:31:04 +0000 Subject: [PATCH] Adjust script documentation. git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@6438 ab8295b8-cf94-4d9e-aec4-7959e3be5d79 --- lib/ldpc/jtmode_codes/ldpc-144-72 | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/lib/ldpc/jtmode_codes/ldpc-144-72 b/lib/ldpc/jtmode_codes/ldpc-144-72 index 8a0cf9089..df0b8faac 100755 --- a/lib/ldpc/jtmode_codes/ldpc-144-72 +++ b/lib/ldpc/jtmode_codes/ldpc-144-72 @@ -1,10 +1,8 @@ #!/bin/sh # this script characterizes a single code over a narrow range of Eb/No # note relationship between noise standard deviation, sigma, and Eb/No: -# Ps/Pn = 1/(2*sigma^2) -# Ps/Pn = (Es/tau_s)/(W*No)=(Eb/R)/(tau_s*W*No)=(Eb/No)*(1/(tau_s*R*W)) -# If pulses are sent at Nyquist signaling limit, then: 1/tau_s=2*W -> tau_s*W=1/2 -# so Eb/No=(1/2*sigma^2)*(2*R) = +# Eb/No = 1/(2*R*sigma^2) +# If R=1/2, then Eb/No = 1/sigma^2 Right? Check this. set -e # Stop if an error occurs set -v # Echo commands as they are read