E-UTRAN – Evolved UMTS terrestrial radio access network
What is E-UTRAN? E-UTRAN (Evolved UMTS Terrestrial Radio Access Network) is the radio access network of the 4G LTE system, consisting of a network of
Edge Cloud
What is Edge Cloud? Edge Cloud is a network and IT architecture where compute, storage, and networking resources are distributed across multiple sites closer to
EIRP – Effective isotropic radiated power
What is EIRP? EIRP is the total radiated power of a transmitting antenna system in its maximum gain direction, referenced to an ideal isotropic radiator.
eLTE eNB
What is eLTE eNB? An eLTE eNB is an evolved 4G eNodeB that has been upgraded to support connectivity to both the legacy 4G Evolved
eMBB – Enhanced mobile broadband
One of three primary use cases defined in the IMT-2020 vision. Enhanced Mobile Broadband refers to target 5G peak and average data rates, capacity, and
eMBB (Enhanced Mobile Broadband)
What is eMBB? eMBB is one of the three primary 5G use case categories defined in ITU-R’s IMT-2020 framework. It targets significantly higher data rates,
EN-DC
What is EN-DC? EN-DC (also called Option 3x) is the most widely deployed early 5G architecture. It allows a UE to simultaneously maintain connections to
EN-DC – E-UTRAN New Radio – dual connectivity
What is EN-DC? EN-DC (also called Option 3x) is the most widely deployed early 5G architecture. It allows a UE to simultaneously maintain connections to
en-gNB
What is en-gNB? An en-gNB (E-UTRA-NR gNB) is a 5G NR base station node that provides NR user plane and control plane protocol terminations towards
eNB – Evolved Node B or eNodeB
What is eNB? The eNB (eNodeB) is the 4G LTE base station. Unlike 3G where the NodeB and Radio Network Controller (RNC) were separate, the
EPC – Evolved packet core
What is EPC? The EPC is the all-IP core network architecture for 4G LTE, standardised in 3GPP Release 8. It handles subscriber authentication, mobility management,
EPS – Evolved packet system
What is EPS? EPS (Evolved Packet System) is the complete end-to-end 4G system architecture comprising the radio access network (E-UTRAN) and the core network (EPC).
ERTA – Extended range transmission analysis
What is ERTA? ERTA (Extended Range Transmission Analysis) is a measurement technique used to determine the scalar transmission gain or loss of an RF system,
EVM – Error vector magnitude
What is EVM? EVM is the key RF quality metric that quantifies how accurately a transmitter reproduces a target digital modulation signal. It measures the
Evolved Packet Core (EPC)
What is EPC? The EPC is the all-IP core network architecture for 4G LTE, standardised in 3GPP Release 8. It handles subscriber authentication, mobility management,
