ICI – Intercarrier interference
What is ICI? ICI (Intercarrier Interference) is a form of interference in OFDM systems where energy from one subcarrier leaks into adjacent subcarriers, degrading signal
IFBW – Intermediate frequency bandwidth
What is IFBW? IFBW (Intermediate Frequency Bandwidth) is the bandwidth of the filter applied at the intermediate frequency (IF) stage in a superheterodyne receiver or
IFF – Indirect far field
What is IFF? IFF (Indirect Far Field) is a 3GPP-approved over-the-air (OTA) test methodology that transforms near-field measurements into equivalent far-field results without requiring the
IMEI – International mobile equipment identity
What is IMEI? IMEI (International Mobile Equipment Identity) is a unique 15-digit number assigned to every 3GPP mobile device (smartphone, tablet, IoT module) that identifies
IMSI – International mobile subscriber identity
What is IMSI? IMSI (International Mobile Subscriber Identity) is a globally unique number stored on the SIM/USIM card that identifies a mobile subscriber within the
IMT-2020 – International Mobile Telecommunications-2020
A standard that sets the requirements for 5G networks, devices, and services. IMT-2020 was developed by the International Telecommunications Union (ITU) Radiocommunication Sector in 2015.
IMT-2020 (International Mobile Telecommunications-2020)
What is IMT-2020? IMT-2020 is the ITU-R framework that defines the global vision, use cases, and minimum technical requirements for 5G mobile communications systems. Published
IoT (Internet of Things)
What is IoT? The Internet of Things (IoT) is the global network of physical objects — sensors, machines, vehicles, appliances, infrastructure — embedded with connectivity
ISI – Intersymbol interference
What is ISI? ISI (Intersymbol Interference) is a form of signal distortion where energy from one transmitted symbol spreads into adjacent symbol periods, causing errors
ITU – International Telecommunication Union
What is ITU? The ITU (International Telecommunication Union) is a specialised United Nations agency responsible for coordinating global telecommunications standards, spectrum allocation, and satellite orbit
