11 Terms
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Wireless communication
Of or relating to the transfer of communication or information between to or more points that do not use a electrical conductor.
Industry: Telecommunications
Add a new termContributors in Wireless communication
Wireless communication
subframe
Telecommunications; Wireless communication
Two consecutive time slots, each of 0.5 ms duration. A subframe represents the LTE scheduling time, which means that at each millisecond the eNode-B decides as to which users are to be scheduled and ...
symbol
Telecommunications; Wireless communication
A single transmission step with a length of 66.667 microseconds. Several bits can be transmitted per symbol depending on the modulation scheme.
time division duplex (TDD)
Telecommunications; Wireless communication
A transmission method that uses the same channel for the uplink and downlink (transmit and receive), but separates them by time slots. TDD typically is used in conjunction with frequency-division ...
multiple input multiple output (MIMO)
Telecommunications; Wireless communication
The use of multiple transmitters and receivers (multiple antennas) on wireless devices for improved performance.
mobility management entity (MME)
Telecommunications; Wireless communication
The control node that processes the signaling between the UE and the core network. The protocols running between the UE and the core network are known as the Non Access Stratum (NAS) protocols.
orthogonal frequency division multiple access (OFDMA)
Telecommunications; Wireless communication
A variant of OFDM with the additional ability to dynamically assign a subset of subcarriers to individual users. The multiuser capability is achieved by assigning each user a subset of OFDM ...
packet data convergence protocol (PDCP)
Telecommunications; Wireless communication
A protocol whose main services and functions include transfer of user data, ciphering and deciphering, header compression and decompression, in-sequence delivery of upper layer PDUs, duplicate ...