Signal Processing Toolbox™ 6.9

Latest Features

Version 6.9

Released: 01 Mar 2008
 

Version 6.9, part of Release 2008a, includes the following enhancements:

• New marcumq function
• New mag2db and db2mag functions
• Enhanced pmtm function with ability to keep or drop last taper

See the Release Notes for details.

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Version 6.8

Released: 01 Sep 2007
 

Version 6.8, part of Release 2007b, includes the following enhancements:

• New spectrum option for confidence interval estimation
• New method to measure spurious-free dynamic range (SFDR)
• New function to find local maxima (peaks)

See the Release Notes for details.

Version 6.7

Released: 01 Mar 2007
 

Version 6.7, part of Release 2007a, includes the following enhancements:

• New circular convolution function
• Support for partial frequency-range input for spectrum objects
• realizemdl method available for dfilt.statespace objects
• Support for lsf2poly and latcfilt multichannel input dfilt block method support for specifying simulink subsystem destination and linking command-line filter to Simulink blocks

See the Release Notes for details.

Version 6.6

Released: 01 Sep 2006
 

Version 6.6, part of Release 2006b, includes the following enhancements:

• Spectral analysis functions support frequency vector input
• FFT Length parameter moved from spectrum objects to spectrum estimation methods
• sosfilt and dfilt filter methods support multidimensional array input
• dfilt block method support for specifying simulink subsystem destination and linking command-line filter to Simulink blocks

See the Release Notes for details.

Version 6.5

Released: 01 Mar 2006
 
Version 6.5, part of Release 2006a, includes the following enhancements:

• Taylor Window function added
• SPTool and FDATool functionalities linked

See the Release Notes for details.

Version 6.4

Released: 01 Sep 2005
 

Version 6.4, part of Release 14 with Service Pack 3, includes minor enhancements. See the Release Notes for details.

Version 6.3

Released: 07 Mar 2005
 

• New spectrogram function
• New gaussfir function
• FDATool enhancements including:
  • Tip of the day
  • Spectral rejection masks
  • Generated C header file complex filter support
  • New options for magnitude response displays in the Analysis Parameters
• FVTool enhancements including:
  • New options for magnitude response displays in the Analysis Parameters
  • Updates to coefficient view to display each section of a second-order section filter as a separate filter with its own numerator, denominator, and gain

Version 6.3, part of MathWorks Release 14 with Service Pack 2, also includes the latest bug fixes. See the Release Notes for details.

Version 6.2.1

Released: 22 Sep 2004
 

Version 6.2.1 includes the latest bug fixes.

Version 6.2

Released: 02 Jun 2004
 

• Spectrum objects, including updated plotting code for each spectral analysis
• Pole/Zero Editor added to FDATool
• Multiple filter support in FDATool
• New filter design methods in FDATool
  • FIR Constrained Least Squares
  • Complex and nonlinear-phase equiripple FIR