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That’s right! Today is to brush CIOE!

The opening ceremony of the 21st CHINA INTERNATIONAL OPTOELECTRONICS EXPOSITION（CIOE 2019）and Global Optoelectronics Conference（OGC 2019）were grandly opened on the morning of September 4th at the Jasmine Hall on the 6th floor of the Shenzhen Convention & Exhibition Center. More than 300 ... Read More

Introduction and comparison of EPON and GPON

What is PON? Broadband access technology is surging, and it is destined to become a battlefield where smoke will never dissipate. At present, the domestic mainstream is still ADSL technology, but more and more equipment manufacturers and operators have turned their attention to optical network ac... Read More

Chronicle of the development of optical fiber communication systems

With the continuous development of optical communication technology, optical fiber communication has experienced five generations since its appearance. It has undergone optimization and upgrade of OM1, OM2, OM3, OM4 and OM5 fiber, and has made continuous breakthroughs in transmission capacity and... Read More

Classification of fiber optic and fiber optic transceivers

From the late 1980s, fiber-optic communications gradually shifted from short-wavelength to long-wavelength, from multimode fiber to single-mode fiber. At present, single-mode fiber is widely used in the national cable trunk network and the provincial trunk line network. Multimode fiber is only li... Read More

Do fiber optic transceivers have to be used in pairs?

Do fiber optic transceivers have to be used in pairs?Is there a split in the fiber transceiver?Or just a pair of fiber optic transceivers can be used to form a pair? If the fiber transceivers must be used in pairs, is it necessarily the same brand and model? Or can you use any combination of bran... Read More

Classification and testing of 400G optical module

Optical module is the key hardware equipment to realize optical network interconnection in data center. With the increase of port number and density, the cost of optical module will account for nearly half of the cost of optical network in data center.At present,  100G interconnection technology ... Read More