matlab-functions

Some useful Matlab functions for wireless communication simulations

Avaliable methods:

1. channels: channel related functions

• MIMO: MIMO related functions

  • alamouti_2x1_stbc: 2x1 MIMO Alamouti STBC channel
  • alamouti_2x2_stbc: 2x2 MIMO Alamouti STBC channel
  • beam_forming_bpsk: Mx1 BPSK modulated beam-forming
  • ml_bpsk: MxN BPSK modulated maximum likelihood receiver
  • mmse_bpsk: MxN MMSE equalizer with successive iterference cancellation and/or optimal ordering
  • mrc_bpsk: 1xN BPSK modulated MRC
  • zf_bpsk: MxN BPSK modulated zero-forcing equalizer

• Modulations: modulators & demodulators

  • modulator: general modulator
  • soft_demodulator: general soft demodulator
  • mod_16qam_gray: 16-QAM modulator with Gray code
  • dem_16qam_gray: 16-QAM demodulator with Gray code
  • mod_qpsk_gray: QPSK modulator with Gray code
  • dem_qpsk_gray: QPSK demodulator with Gray code

• Generations: generate random numbers for channel usage

  • universal channel: Fading channel and AWGN channel
  • awgn_channel: AWGN channel
  • rayleigh_channel: Rayleigh fading channel
  • generate_channel_coeff: generate channel coefficients
  • generate_noise: generate channel noises

• Miscellaneous

  • channel_test: test channels
  • rep_perms: generate permutation with repicas

2. functions

• interleave: serial interleaver
• deinterleave: serial interleaver
• fc: fc function for LLR updating