matchfilter.cpp

扩展的直序扩频系统

#include "Common.h"

void MatchFilter(IN complex *Rxbuffer, IN int length, OUT complex *MatchResult)
{
	int i,j;
	float ShapePulse[CHIP_SIZE] = {0.f};

	Gen_Pulse(ShapePulse);

	memset(MatchResult, 0, sizeof(complex)*PACKET_LENGTH_CHIP);

	for(i=0; i<PACKET_LENGTH_CHIP; i++)
	{
		for(j=0; j<CHIP_SIZE; j++)
		{
			MatchResult[i] = ComplexAdd(MatchResult[i], ComplexMulR(Rxbuffer[i*CHIP_SIZE+j], ShapePulse[j]));
		}	
	}	
}