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Published June 21, 2026 • 7 min read • Telecom InsightsThe 5G fronthaul interface is the critical digital link connecting the Radio Unit (RU) to the Distributed Unit (DU), carrying digitised radio signals and control messages. Unlike traditional CPRI
5G RU Radio Unit: O-RAN Split 7.2, Beamforming & Open FronthaulPublished June 21, 2026 • 7 min read • Telecom InsightsThe 5G Radio Unit (RU) — designated O-RU in the O-RAN architecture — is the physical layer endpoint closest to the antenna. In the O
Published June 21, 2026 • 8 min read • Telecom InsightsThe 5G Distributed Unit (DU) — or O-DU in O-RAN terminology — hosts the real-time processing functions of the 5G NR protocol stack: the physical layer (low-PHY and high-PHY), MAC, and RLC layers.
WDM DWDM Multiplexer Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandmaste
Synce Timing Distribution Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grand
SDN NFV Compute Node Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandmaste
RRU Radio Remote Unit Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandmast
OTN Framer Mapper Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandmaster,
Optical Transport Network Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grand
Optical Line Terminal Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandmast
Network Security Gateway Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandm
Load Balancer Processing Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandm
Ieee 1588 PTP Grandmaster Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grand
High Speed Router Backplane Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Gra
Gps GNSS Synchronization Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandm
Fiber Channel Switch Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandmaste
BBU Baseband Processing Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandma
5G UPF User Plane Function Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Gran
5G SMF Session Management Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grand
5G RU Radio Unit Board PCBA. 5G PCBA, BBU Baseband, RRU Remote Radio, AAU Active Antenna, DU/CU, O-RAN, UPF Core, OTN Optical, WDM/DWDM, PTP Grandmaster, N