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4 重影干扰的分析及排除4 .1 干扰的分类及消除方法( 1)空间波的反射造成重影。这类现象是在接收开路电磁波信号时 ,在接收天线上形成的。如北宁市收辽宁电视台信号 ,用 6频道直接收由发射天线发射的直达波 ,过一段时间还能收到由某地把辽宁电视信号反射过来的反射波。因接收
4 ghosting interference analysis and exclusion 4.1 The classification and elimination of interference (1) the reflection of space waves cause ghosting. This kind of phenomenon is formed on the receiving antenna when receiving an open-circuit electromagnetic wave signal. Liaoning Province, Liaoning Province, as the signal received by the television station, with 6 channels directly received by the transmitting antenna to transmit direct waves over a period of time can also be received by a local Liaoning TV signal reflected from the reflected waves. Due to receive