Communications Blockset™ 4.0

Latest Features

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.

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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.

Version 3.5

Released: 01 Mar 2007
 

Version 3.5, part of Release 2007a, includes the following enhancements:

• New LDPC Encoder and Decoder blocks
• Fixed-point capabilities added to the Rectangular QAM Demodulator block
• Bit-wise soft-decision outputs enabled for General QAM Demodulator block
• Various blocks enhanced to accept fixed-point data types
• BCH Encoder and Decoder blocks for user specification of primitive and generator polynomials
• New default output data-type settings added to AM and PM demodulator blocks
• New default output data-type option added to Viterbi Decoder block

See the Release Notes for details.

Version 3.4

Released: 01 Sep 2006
 
Version 3.4 part of Release 2006b, includes the following enhancements:

• Fixed-point capability added to the Viterbi Decoder, PAM Demodulator, PAM Modulator, PSK modulator, and Square QAM Modulator blocks
• Bitwise soft-decision outputs enabled for PSK and Rectangular QAM demodulator blocks
• New fixed-point MSK demo
• Faster BCH Encoder and Decoder blocks operate on shortened BCH codes

See the Release Notes for details.

Version 3.3

Released: 01 Mar 2006
 

Version 3.3, part of Release 2006a, includes minor enhancements.See the Release Notes for details.

Version 3.2

Released: 01 Sep 2005
 

Version 3.2, part of Release 14 with Service Pack 3, includes the following enhancements:

• Support for integer data types, improving memory efficiency
• C-code generation for simulation and embedded applications

See the Release Notes for details.

Version 3.1

Released: 07 Mar 2005
 

• New channel visualization tool to visualize and explore time-varying communications channels
• Enhanced usability of the Multipath Rayleigh Fading Channel block and increased processing speed by a factor of 2 to 10
• Added deployable code generation and data type support (native C datatypes) for many blocks in the library (See the Release Notes for a complete list.)
• New demo, gardner_intdelay, to illustrate Gardner symbol timing recovery

Version 3.1, part of MathWorks Release 14 with Service Pack 2, also includes other minor enhancements. See the Release Notes for details.

Version 3.0.1

Released: 22 Sep 2004
 

Version 3.0.1 includes the latest bug fixes.

Version 3

Released: 02 Jun 2004
 

• Receiver algorithm libraries for synchronization and equalization
• Integration with the BERTool GUI in the Communications Toolbox for postsimulation analysis
• Utility blocks for managing delays
• Trellis-coded modulation

Version 2.5.1

Released: 22 Sep 2003
 

Version 2.5.1 of the Communications Blockset contains minor enhancements to make it fully compatible with products included in MathWorks Release 13 with Service Pack 1.