Communications Blockset 4.3

Latest Features

Version 4.3

Released: 04 Sep 2009
 

Version 4.3, part of Release 2009b, includes the following enhancements:

• New Error Vector Magnitude (EVM) measurement block that computes Root-Mean-Square, Maximum, and Percentile EVM measurements
• EVM measurement block normalization options, supporting popular communications standards
• New Modulation Error Ratio (MER) measurement block that computes Mean-Square, Minimum, and Percentile MER measurements

See the Release Notes for details.

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Version 4.2

Released: 06 Mar 2009
 

Version 4.2, part of Release 2009a, includes the following enhancements:

• New Orthogonal Space-Time Block Coding Combiner and Encoder blocks, providing capability to design multiple-input multiple-output (MIMO) systems
• Ability to visualize a signal constellation from the block mask dialog box in linear modulator blocks
• Enhanced fixed-point blocks include convergent, round, and simplest rounding methods
• Support for zero and ceiling rounding modes in M-PAM, R-QAM, and OQPSK demodulator blocks
• Support for bell-shaped Doppler spectrum in Fading Channel blocks

See the Release Notes for details.

Version 4.1

Released: 09 Oct 2008
 

Version 4.1, part of Release 2008b, includes the following enhancements:

• Fixed-point and integer word size limit extended from 32 to 128 bits for Embedded MATLAB code, accelerated simulation modes, and automatic code generation
• Support for six new Doppler spectrum shapes in Multipath Rayleigh Fading Channel and Multipath Rician Fading Channel blocks
• Enhanced Multipath Rician Fading Channel block, enabling specification of Rician attributes for each path in the channel
• Enhanced Convolutional Encoder Block with two new parameters that specify the output and input state of the block
• New data type support table available from the model Help menu

See the Release Notes for details.

Version 4.0

Released: 01 Mar 2008
 

Version 4.0, part of Release 2008a, includes the following enhancements:

• Fixed-Point data type support added to: Integrate and Dump, OQPSK Demodulator, General QAM Demodulator, and Gold Sequence Generator blocks
• New default Inherit via internal rule mode added to the Output data type parameter on many blocks in the Utility library
• Asynchronous signal support added for all blocks
• New parameters for specifying bit ordering and signed or unsigned integer formatting added to the Bit to Integer Converter and Integer to Bit Converter blocks
• New demos added for fixed-point equalization and passband modulation

See the Release Notes for details.

Version 3.6

Released: 01 Sep 2007
 

Version 3.6, part of Release 2007b, includes the following enhancements:

• Enhanced demodulators for BPSK, QPSK, and 8PSK blocks with fixed-point capabilities for hard-decision modes
• Enhanced Reed Solomon and BCH blocks with punctures and erasures
• New application-specific demos featuring WiMAX and DVB-C
• Enhanced PN Sequence Generator block with bit-packing options and smallest integer output data type mode
• Enhanced TCM Encoder block with options to terminate at the zero state

See the Release Notes for details.