Optical fibers can be classified in various ways according to different characteristics. For example, according to the transmission mode, they can be divided into single
G652 and G657 are two ITU-T standards for single-mode optical fiber. These standards describe the transmission, mechanical and geographical properties of single-mode optical fiber. ITU-T
This article discusses three solutions to improve the XG-PON resource utilization of the Combo user board. The solutions can be implemented independently or in combination.