一分钟看懂WDM

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发布时间：2019-02-26

本文共 1026 字，大约阅读时间需要 3 分钟。

WDM?????CWDM?DWDM?MWDM?LWDM??????

1. WDM????

WDM?Wavelength Division Multiplexing??????????????????????????????????????????????????????? = c???????????????????????????????WDM?????????????????????????????

2. CWDM?Coarse WDM?

CWDM?WDM????????????????????

?????1270nm?1610nm???18????

??????????????CWDM??????????????????????????

?????ITU-T G.694.2???????????????????????????????????1470nm?1610nm?8????

3. DWDM?Dense WDM?

DWDM?CWDM??????????????????????

???????1.6nm?0.8nm?0.4nm?0.2nm?????192???

?????1525nm?1565nm?C????1570nm?1610nm?L????

?????DWDM????????????????????????????????

4. MWDM?Medium WDM?

MWDM???????????????????????5G?????

?????????????Open WDM????CWDM??????TEC?????????3.5nm?????12??????

???????CWDM??????????????????????

5. LWDM?LAN WDM?

LWDM????????????????LAN????????

?????800GHz???????8????12??

???????????????????????????????

6. WDM????

????	CWDM	DWDM	MWDM	LWDM
????	1470-1610nm	1525-1565nm	?CWDM??	800GHz???

7. ??

CWDM??WDM???????????DWDM????????????MWDM?LWDM?????5G???????????????????????????????????????????

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