From: Ben Harris <bjh21@bjh21.me.uk>
Date: Tue, 8 Aug 2017 21:12:59 +0000 (+0100)
Subject: Quick note on patent describing character rounding technique.
X-Git-Tag: bedstead-002.000~77
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~bjharris/git?a=commitdiff_plain;h=bfd3fbdbf7f2dce7a81429cc08aff7568ea4a5da;p=bedstead.git

Quick note on patent describing character rounding technique.
---

diff --git a/NOTES b/NOTES
index b9c8b44..72bd5b1 100644
--- a/NOTES
+++ b/NOTES
@@ -489,6 +489,9 @@ U+2590 RIGHT HALF BLOCK
 ITU-T Recommendation T.100 is another standard that encodes 6-cell
 mosaic graphics.
 
+UK patent number 1343298 (filed 1971 by Mullard) describes the
+character rounding technique used by the SAA5050.
+
 FontForge's "Expand stroke" may be useful for converting single-line
 font into something useful.  A 50-unit circular pen generates Bedstead
 Plotter.  A 100×50-unit, 20° rectangular pen generates a surprisingly