【摘要】 分析了直接序列扩频通讯系统中数字相关器的工作机理 ,并给出了一种利用匹配滤波器在可编程门阵列 (FPGA)上实现的数字相关器 ,具有较强的实用性 ,该电路已用于某无线接力机。更多还原

【Abstract】 This paper analyzes the working principle of digital correlator in the system of direct sequence spreading frequency communication. It gives a digital correlator which uses matched filter and can be made possible in feasible program gate array (FPGA). It is practical and has been used in certain radio relays.更多还原