
www.national.com
6
Revision 2.2
G
System Architecture
(Continued)
1.2.4
National delivers and supports a complete software solu-
tion when paired up with the WindowsCE.net or Linux
operating system. The delivered software is a compilation
of software created by National Semiconductor, Philips
Semiconductors and Microsoft. Customers may need sep-
arate pricing and support agreements for Windows Media
Technology (Microsoft), BIOS, Operating System, and mid-
dleware. National’s pricing excludes fundamental patents:
MPEG-1, -2, -4 (MPEG-LA) and MP3 (Thomson Multime-
dia/Fraunhofer ILS). The following tables list the associ-
ated software, their respective owners and the licensing
requirements for each.
Software Component Pricing and Licensing
1.2.4.1
The codec software includes video and audio decoders
and operates on the CS1301/CS1311 (see Table 1-1). This
software performs the task of decoding the encoded media
content, which are the workhorses of the solution.
Codec Software
1.2.4.2
The DirectShow filter is the core piece of software that inte-
grates
the
CS1301/CS1311
Microsoft DirectShow (see Table 1-2).
Host Filter Software
media
companion
with
Table 1-1. Codec Software
Components
IP Owner(s)
Available as
Source/Binary
Licensing Requirements
TM MP3 Decoder
Philips Semiconductors
Binary
Licensee is responsible for
licensing of all fundamental
patents.
TM MP3 Basic Application
TM MPEG-1 Video Decoder
TM MPEG-1 Audio Decoder
TM MPEG-2 Video Decoder
TM MPEG-2 Audio Decoder
TM AC-3 Audio Decoder
TM MPEG-2 Program Stream Demux
TM MPEG-2 Basic Application
TM MPEG-4 Video Decoder
TM MPEG-4 AAC Audio Decoder
TM MPEG-4 CELP Audio Decoder
TM MPEG-1 File Parser and Demultiplexer
TM MPEG-4 Basic Application
TM WMT v8 Video Decoder
National Semiconductor
Microsoft
Binary
Microsoft WMT license
required.
TM WMT v8 Audio Decoder
Table 1-2. Host Filter Software
Components
IP Owner
Available as
Source/Binary
Licensing Requirements
DirectShow Filter
National Semiconductor
Binary
Not licensed as source
code.