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在概述构筑宽带城域网(BIP MAN)的重要性和必然性的基础上,阐述了粗波分复用(CWDM)的基本概念和技术特点,比较分析了CWDM用于BIP MAN的技术优势和成本优势,研究讨论了CWDM技术在BIP MAN中的应用地位。
On the basis of an overview of the importance and necessity of constructing BIP MAN, the basic concepts and technical features of CWDM are expounded. The technical advantages and costs of CWDM for BIP MAN are compared and analyzed Advantages, the study discussed the application of CWDM technology in BIP MAN.