The tested 50G-PON prototype adopts GPON/XGS-PON/50G-PON three-mode MPM optical module in QSFP package format, which can realize GPON, XG (S)-PON and 50G-PON three-generation ONU under the same PON port Coexist on the same ODN. Unclear if future CMOS nodes will support baud rates beyond 50Gbd 2. PAM-4 acceptable for long links, but NRZ modulation preferred for short, latency sensitive links At 50Gb/s channel speed, Wavelength Division Multiplexing is essential for module scaling Wafer-scale 3-D packaging and assembly. OM9380ZS100 is designed for 80 km optical communication applications. This module contains 2-lane optical transmitter, 2-lane optical receiver and module management block including 2 wire serial interfaces. The optical signals are multiplexed to a single-mode fiber through an industry standard LC. On the premise of retaining the existing number of ports and saving fiber resources, FiberMall has initiated research on next-generation 5G forwarding optical module technology with 50Gb/s and higher speed. Whether you are creating a 100-Gbps or 400-Gbps, small form-factor pluggable (SFP) module, SFP+ transceiver, XFP module, CFP, X2/XENPAK module. Broadex Technologies' high performance and cost effective 50G Optical Transceiver Modules are built utilizing our innovative COB technology. These reliable and robust QSFP28 modules support high speed bit rates up to 50Gb/s over link distances up to 40km and can be offered with a choice of 1-lane. ITU-T officially released the 50G PON standard in September 2021 as the only standard for the next-generation PON after 10G PON. It is the next-generation PON technical.