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Telecommunications

Of or pertaining to the transmission of information over a distance, and the technology used to achieve this communication.

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Telecommunications > Wireless communication

radio resource control (RRC)

Telecommunications; Wireless communication

A sublayer of radio interface Layer 3 existing in the control plane only which provides information transfer service to the non-access stratum.

serving gateway (SGW)

Telecommunications; Wireless communication

The node responsible for managing user data tunnels between the eNode-Bs in the radio network and the Packet Data Network Gateway (PDN-GW).

single carrier frequency division multiple access (SCFDMA)

Telecommunications; Wireless communication

A power efficient transmission scheme for uplink LTE. A major advantage of SC-FDMA over the Direct-Sequence Code Division Multiple Access (DS-CDMA) scheme used in UMTS is that it ...

cyclic prefix (CP)

Telecommunications; Wireless communication

A copy of the last portion of the data symbol appended to the front of the symbol during the guard interval.

evolved node b (ENODEB)

Telecommunications; Wireless communication

The base station of the LTE network. The eNodeBs are normally interconnected with each other by means of an interface known as "X2" and to the EPC by means of the S1 interface, ...

radio frame

Telecommunications; Wireless communication

A combination of 10 subframes with a length of 10 milliseconds. Frames are important for the scheduling of periodic system information.

subcarrier

Telecommunications; Wireless communication

A frequency channel that occupies only a portion of RF bandwidth allocated to the carrier and, therefore, has a smaller information capacity. The more the bandwidth available for ...