What is FTTR? FTTR is a new coverage mode of home network in the Gigabit era. It is based on FTTB (ten-Gigabit era optical fiber to building) and FTTH (100 Gigabit era optical fiber to household), and then further derives the optical fiber deployment to every room, so that every room can reach the Gigabit […]
Introduction Optical Ground Wire (OPGW) cable is a type of fiber optic cable that is specifically designed for use in overhead power transmission lines. It combines the functions of a grounding wire and a fiber optic cable, providing both electrical protection and telecommunications capabilities. OPGW cables are increasingly being used in power transmission and distribution […]
In Journey to the West, one of the four famous works in China, Sun Wukong has a magical spell called “Water Avoidance”. The 43rd chapter of the book reads: “The (walker) twisted the water avoidance formula and separated the waves.” Sun Wukong’s mouth can be unimpeded when he enters the water. Nowadays, the plot in […]
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