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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
范春磊,朱勤
0
(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
DOI:
基金项目:
Noncoherent integration squaring-loss algorithm based on receiver operating characteristic curve
FAN Chun-lei,ZHU Qin
()
Abstract:
Through analysis of receiver operating characteristic curve, an empirical formul a 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 i s more concise and convenient.The proposed algorithm is feasible for radar signa l detection,satellite communication, powerline communications.
Key words:  satellite communication  signal detection  noncoherent integration  squaring-loss  receiver characteristic curve