PCM波形有 好几种类型(见第五章),在电话通信中 这些波形通常称为线路码(line code)。 M进制脉冲调制波形 • 当脉冲调制用于非二进制符号时,产 生的波形称为M进制脉冲调制波形,这 样的波形也有好几种类型,在教科...
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The system has the function of multiplexing and de-multiplexing of 40 channels' parallel wave-controlled digital signals、coding and decoding of optical fiber line code CIMT and optical transmission of high bit rate digital signal.
系统设计中运用了数字通信和光纤通信技术实现对四十路并行波控数字信号的复用/解复用、光纤线路码CIMT的编解码和高速数字信号的光纤传输。
参考来源 - 波控信号数字复接及高速光纤传输系统设计The design and debug of line coding HDB3 are accomplished by FPGA.3.
2.利用FPGA完成了HDB3线路码的设计与调试。
参考来源 - 数字复接器的FPGA设计与实现·2,447,543篇论文数据,部分数据来源于NoteExpress
线路码;频谱变换;位定时提取。
合理选择线路码型有利于提高信号传输速率,减少误码率。
It is good to raise transmissibility of signal to select reasonable line code, and to reduce error code.
并从网路实用性出发,选择了8b1h和5b6b两种线路码,分别构成两种不同的系统。
Based on the practicability of networks, two types of line code, 8b1h and 5b6b, are chosen, which are applied to two different systems.
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