MATLAB Primer - Introduction to Digital Signal Processing and Filter Design - page 412

interp - Resample data at a higher sample rate.
interp1 - General 1-D interpolation. (MATLAB Toolbox)
resample - Resample sequence with new sampling rate.
spline - Cubic spline interpolation.
upfirdn - Up sample, FIR filter, down sample.
upsample - Upsample input signal.
Waveform generation.
chirp - Swept-frequency cosine generator.
diric - Dirichlet (periodic sinc) function.
gauspuls - Gaussian RF pulse generator.
gmonopuls - Gaussian monopulse generator.
pulstran - Pulse train generator.
rectpuls - Sampled aperiodic rectangle generator.
sawtooth - Sawtooth function.
sinc - Sinc or sin(pi*x)/(pi*x) function
square - Square wave function.
tripuls - Sampled aperiodic triangle generator.
vco - Voltage controlled oscillator.
Specialized operations.
buffer - Buffer a signal vector into a matrix of data
frames.
cell2sos - Convert cell array to second-order-section
matrix.
cplxpair - Order vector into complex conjugate
pairs.
demod - Demodulation for communications simulation.
dpss - Discrete prolate spheroidal sequences
(Slepian sequences).
dpssclear - Remove discrete prolate spheroidal
sequences from database.
dpssdir - Discrete prolate spheroidal sequence
database directory.
dpssload - Load discrete prolate spheroidal sequences
from database.
dpsssave - Save discrete prolate spheroidal sequences
in database.
eqtflength - Equalize the length of a discrete-time
transfer function.
modulate - Modulation for communications simulation.
seqperiod - Find minimum-length repeating sequence in a
vector.