Application and improvement of wavelet packet de-noising in satellite transponder

• 作 者: Yannian Lou Chaojie Zhang Xiao
• 机 构: Micro-SatelliteResearchCenter
• 出 处: 系统工程与电子技术：英文版
• 发表日期: 2015年4期
• 关键词: 小波包降噪 卫星任务 去噪性能 应答器 应用 传输信号 噪声污染 功率消耗 wavelet packet de-noising （WPD） satellite
• 基金项目: This work was supported by the National Natural Science Foundation of China （61401389）.

The satellite transponder is a widely used module in satellite missions, and the most concerned issue is to reduce the noise of the transferred signal. Otherwise, the telemetry signal will be polluted by the noise contained in the transferred signal, and