ECI Earth-Centered-Inertial
E-CID Enhanced Cell-ID (positioning method)
ECM EPS Connection Management
ECM Error Correction Mode (facsimile)
ECSD Enhanced CSD
ECT Explicit Call Transfer supplementary service
ECTRA European Committee of Telecommunications Regulatory Affairs
EDC Error Detection Code byte
EDGE Enhanced Data rates for GSM Evolution
eDRX Extended Discontinous Reception
EEL Electric Echo Loss
EF Elementary File
EF Elementary File (on the UICC)
EFR Enhanced Full Rate
EFS Error free seconds
E-GGSN Enhanced GGSN
EGNOS European Geostationary Navigation Overlay Service
EGPRS Enhanced GPRS
E-HLR Enhanced HLR
EHPLMN Equivalent Home Public Land Mobile Network
eHRPD enhanced High Rate Packet Data
eIMTA Enhanced Interference Management and Traffic Adaptation, улучшенное интерференционное управление и адаптация трафика
eIMTA-RNTI Enhanced Interference Management and Traffic Adaptation – RNTI
EIR Equipment Identity Centre
Equipment Identity Register
EIRP Effective Isotropic Radiated Power
Equivalent Isotropic Radiated Power
EL Echo Loss
EM Element Manager
EMC ElectroMagnetic Compatibility
eMLPP enhanced Multi-Level Precedence and Pre-emption
EMM EPS Mobility Management, управление мобильностью абонента или терминала в пакетной сети.
EMMI Electrical Man Machine Interface
eNB E-UTRAN Node B, базовая станция
eNode-B Evolved Node B
EOP Earth Orientation Parameters
EP Elementary Procedure
EPA Extended Pedestrian A model
EPC Evolved Packet Core, базовая пакетная (под)сеть (несколько ММЕ).
EPC Enhanced Power Control
EPCCH Enhanced Power Control Channel
EPDCCH Enhanced Physical Downlink Control Channel (Улучшенный физический нисходящий канал управления)
EPDU External Protocol Data Unit
EPRE Energy Per Resource Element
EPROM Erasable Programmable Read Only Memory
EPS Evolved Packet System, выделенная пакетная система. Понятие, относящееся к каналу, по которому передаётся информация о параметрах качества обслуживания.
EPS EPS Connection Management
E-RAB E-UTRAN Radio Access Bearer
EREG Enhanced Resource-Element Group
ERP Ear Reference Point