00001 00030 #ifndef OFDM_H 00031 #define OFDM_H 00032 00033 #include <itpp/base/vec.h> 00034 00035 00036 namespace itpp 00037 { 00038 00045 class OFDM 00046 { 00047 public: 00049 OFDM(void) { setup_done = false; } 00051 OFDM(int inNfft, int inNcp, int inNupsample = 1); 00053 int no_carriers() {return Nfft;} 00055 void set_parameters(const int Nfft, const int Ncp, const int inNupsample = 1); 00057 cvec modulate(const cvec &input); 00059 void modulate(const cvec &input, cvec &output); 00061 cvec demodulate(const cvec &input); 00063 void demodulate(const cvec &input, cvec &output); 00064 private: 00065 double norm_factor; 00066 bool setup_done; 00067 int Nfft, Ncp, Nupsample; 00068 }; 00069 00070 } // namespace itpp 00071 00072 #endif // #ifndef OFDM_H
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