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基于接收机特性曲线的非相干积分平方损耗计算方法
引用本文:范春磊,朱 勤.基于接收机特性曲线的非相干积分平方损耗计算方法[J].电讯技术,2012,52(7):1169-1173.
作者姓名:范春磊  朱 勤
作者单位:威海供电公司,山东威海,264200
摘    要:通过对非相干积分下接收机工作特性曲线进行分析,提出一种平方损耗计算方法,该方法在信号检测有效范围内具有计算简洁和准确度高的优点,且可以大大降低运算复杂度,可用于雷达信号检测、电力线通信、卫星通信等领域弱信号检测中预检测积分时间计算.

关 键 词:卫星通信  信号检测  非相干积分  平方损耗  接收机特性曲线

Noncoherent integration squaring-loss algorithm based on receiver operating characteristic curve
FAN Chun-lei and ZHU Qin.Noncoherent integration squaring-loss algorithm based on receiver operating characteristic curve[J].Telecommunication Engineering,2012,52(7):1169-1173.
Authors:FAN Chun-lei and ZHU Qin
Institution:(Weihai Power Supply Company,Weihai 264200,China)
Abstract:Through analysis of receiver operating characteristic curve,an empirical formula for squaring-loss is proposed.Compared with other formulas,it has the same accuracy around the SNR(Signal-to-Noise Ratio) needed by signal detection,but is more concise and convenient.The proposed algorithm is feasible for radar signal detection,satellite communication,powerline communications.
Keywords:satellite communication  signal detection  noncoherent integration  squaring-loss  receiver characteristic curve
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