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China's 5G construction plan in 2021
2021willbeacriticalyearfor5GinChina.
Broadcasting and Television and State Grid 700M cooperation landed, taking an important step in the commercialization of 5G
as a manufacturer, Qingdao Guangying looks forward to in-depth cooperation between the State Grid and more local provincial networks to accelerate the pace of 5G commercial use in radio and television
Introduction to knowledge of multimode optical fiber
Compared with single mode fiber, multimode fiber is easier to remember, mainly OM1、OM2、OM3、OM4、OM5.
China's Top Nine Observations on Optical Communications Industry in 2020
What is LWDM wavelength division multiplexing technology?
LWDM(WDM)isaWDM(WDMtechnology,Thefrequencygridof100GHzandabovespecifiedinthecentralfrequencyreferenceITU-TG.694.1,Pathspacing200GHz~800GHz,BetweenDWDM,Usually100GHand50GHz)andCWDM(coarsewavelengthmult
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