User`s guide

7 Communications Blockset 2.0.1 Release Notes
7-2
New Features
Note The Communications Blockset was a new product that was introduced
with Release 12.0. The Communications Blockset incorporates the
functionality of the blocks that were included in the Communications Toolbox
1.4 (Release 11), with the addition of the new features summarized below. The
Communications Toolbox is described in the Release Notes for Release 12.
This section introduces the new features and enhancements added in the
Communications Blockset 2.0.1 since the Communications Blockset 2.0
(Release 12.0).
For information about Communications Blockset features that are
incorporated from recent releases, see the Release Notes for Release 12.
Setting Simulink Preferences Automatically
The new commstartup.m script sets certain Simulink preferences to values that
are most appropriate for the simulation of communication systems. To use this
script, type the command
commstartup in your startup.m file or in the
MATLAB Command Window.
Converting Between Bipolar and Unipolar Signals
The Utility Functions library contains new blocks that convert between bipolar
and unipolar signals. The blocks are Bipolar to Unipolar Converter and
Unipolar to Bipolar Converter.
Choosing Seeds for Random-Output Blocks
The randseed function is a new function that generates prime numbers for use
as
Initial seed parameters in blocks that produce random output. Compared
to composite seeds, prime seeds yield output that has better statistical
properties.