From 7597f457e80fa732e69a60ae2d2ef8fd44727b29 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Fri, 25 Jul 2014 16:28:20 +0200
Subject: Add some files and pipes content

---
 introduction.tex | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

(limited to 'introduction.tex')

diff --git a/introduction.tex b/introduction.tex
index 849849d..e7eb35a 100644
--- a/introduction.tex
+++ b/introduction.tex
@@ -33,14 +33,14 @@ composing a \mmbtools transmission chain, and how to set one up.
 \subsection{Origins}
 In 2002, Communications Research Centre Canada\footnoteurl{http://crc.ca}
 started developing a DAB multiplexer. This effort evolved through the years, and
-was published later\sidenote{when?} as \mbox{CRC-DabMux} under the GPL
+was published in September 2009 as \mbox{CRC-DabMux} under the GPL
 open-source licence.
 
 CRC also developed a DAB modulator, called \mbox{CRC-DABMOD}, which could create
 baseband I/Q samples from an ETI file. This I/Q data could then be set to
 a hardware device using another tool. For the Ettus USRPs, a ``wave player''
 script was necessary to interface to GNURadio. Only DAB Transmission Mode 2 was
-supported. \mbox{CRC-DABMOD} was also released under the GPL\sidenote{when?}.
+supported. \mbox{CRC-DABMOD} was also released under the GPL in early 2010.
 
 As encoders, toolame could be used for DAB, and CRC developed a closed-source
 \mbox{CRC-DABPLUS} \dabplus encoder.
@@ -52,7 +52,7 @@ part of the \mbox{CRC-mmbTools}. These tools made it possible to set up the
 first DAB transmission experiments.
 
 In 2012, these tools received experimental support for single-frequency
-networks, a functionality that has been developed by Matthias P. Braendli during
+networks, a functionality that has been developed by Matthias P. Brändli during
 his Master's thesis\footnote{The corresponding report is available at
     \url{http://mpb.li/report.pdf}}.
 Because SFNs only make sense in TM 1, CRC subsequently released a patch to
@@ -62,9 +62,9 @@ At that point, involvement from CRC started to decline. The SFN patch was
 finally never included in the \mbox{CRC-mmbTools}, and as time passed by, the
 de-facto fork on \url{http://mpb.li} was receiving more and more features.
 Having two different programs with the same name made things complicated, and
-the tools were officially forked with the approval of CRC in Feb 2014, and given
-the new name \mbox{ODR-mmbTools}. They are now developed by the Opendigitalradio
-association.
+the tools were officially forked with the approval of CRC in February 2014, and
+given the new name \mbox{ODR-mmbTools}. They are now developed by the
+Opendigitalradio association.
 
 In April 2014, the official \mbox{CRC-mmbTools} website went offline, and it has
 become very difficult, if not impossible to acquire licences for the
@@ -110,7 +110,8 @@ graphical analysis (spectrum) is to be done.
 \subsubsection{toolame-dab}
 TooLAME is a MPEG-1 Layer II audio encoder that is used to encode audio for the
 DAB standard. The original project has been unmaintained since 2003, but the
-twolame fork that pursues the development removed the DAB framing.
+twolame fork that pursues the development removed the DAB framing. Because of
+this, twolame is not suitable for DAB.
 
 The toolame-dab fork includes the ZeroMQ output and PAD insertion support, but
 the audio coder is the same as the one in tooLAME.
-- 
cgit v1.2.3

