From 57860e0199c005f26b4942cc7ed5e5acf829a68b Mon Sep 17 00:00:00 2001
From: Tom Rondeau <trondeau@vt.edu>
Date: Wed, 10 Aug 2011 22:37:51 -0400
Subject: Cleaning up; adding a different dbpsk that uses differential coding.
The normal bpsk is non-differential by default, but can be set to use
differential with the right flag.
---
gr-digital/python/qam.py | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
(limited to 'gr-digital/python/qam.py')
diff --git a/gr-digital/python/qam.py b/gr-digital/python/qam.py
index f29291ce89..a5a2e6c2cf 100644
--- a/gr-digital/python/qam.py
+++ b/gr-digital/python/qam.py
@@ -113,7 +113,7 @@ def make_differential_constellation(m, gray_coded):
return const_map
-def make_not_differential_constellation(m, gray_coded):
+def make_non_differential_constellation(m, gray_coded):
side = int(pow(m, 0.5))
if (not isinstance(m, int) or m < 4 or not is_power_of_four(m)):
raise ValueError("m must be a power of 4 integer.")
@@ -158,7 +158,7 @@ def qam_constellation(constellation_points=_def_constellation_points,
if differential:
points = make_differential_constellation(constellation_points, gray_coded)
else:
- points = make_not_differential_constellation(constellation_points, gray_coded)
+ points = make_non_differential_constellation(constellation_points, gray_coded)
side = int(sqrt(constellation_points))
width = 2.0/(side-1)
# No pre-diff code
--
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