#ifndef INCLUDED_HOWTO_DECIM_GDESCRAMBLER_CC_H
#define INCLUDED_HOWTO_DECIM_GDESCRAMBLER_CC_H
#include <gr_sync_decimator.h>
#include <gri_glfsr.h>
class howto_decim_gdescrambler_cc;
typedef boost::shared_ptr<howto_decim_gdescrambler_cc> howto_decim_gdescrambler_cc_sptr;
howto_decim_gdescrambler_cc_sptr
howto_make_decim_gdescrambler_cc(int degree, int mask=0, int seed=1);
/*!
* \brief PN code sequential search correlator
*
* \ingroup sync_blk
* Receives complex baseband signal, outputs complex correlation against
* reference PN code, one sample per PN code period
*/
class howto_decim_gdescrambler_cc : public gr_sync_decimator
{
friend howto_decim_gdescrambler_cc_sptr howto_make_decim_gdescrambler_cc(int degree, int mask, int seed);
int d_len;
float d_pn;
gri_glfsr *d_reference;
protected:
howto_decim_gdescrambler_cc(int degree, int mask, int seed);
public:
virtual int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
~howto_decim_gdescrambler_cc();
};
#endif /* INCLUDED_HOWTO_DECIM_GDESCRAMBLER_CC_H */
最終更新:2011年06月18日 04:17