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digital_modulation_GUI
- 调制技术是把基带信号变换成传输信号的技术。它将模拟信号抽样量化后,以二进制数字信号“1”或“0”对光载波进行通断调制,并进行脉冲编码(PCM)。-Modulation technique is the transmission signal into a baseband signal transform technique. It converts analog signal sampling to quantify, in binary digital signal "1" or "0" o