Linux PTP Hardware Clock Subsystem for 5G O-RAN White Box Hardware

Linux PTP Hardware Clock Subsystem for 5G O-RAN White Box HardwareThis whitepaper reviews the Linux PTP Hardware Clock (PHC) subsystem infrastructure and the uses of the PHC as an interface to both software-based and hardware-based servos that provide the Telecom synchronization interfaces required to meet ITU-T network limits for 5G Radio Access Network (RAN).