5G NR RACH - ShareTechnote RACH stands for Random Access Channel It is an essential part of wireless communication systems, including 5G (NR), 4G (LTE) and even 3G (WCDMA) It plays a significant role in establishing an initial connection (Initial Access) between a device and a network
Random-access channel - Wikipedia A random-access channel (RACH) is a shared channel used by wireless terminals to access the mobile network (TDMA FDMA, and CDMA based network) for call set-up and bursty data transmission