µ-law - µ-law (mu-law)A companding technique used in North American telecommunication systems during the process of analogue to digital conversion. ... View more
16QAM - 16 Quadrature Amplitude ModulationThis is a modulation technique in which the carrier can exist in one of sixteen different states. As such, each state can represent four bits - 0000 t... View more
1G - First Generation1G is an alternative name given to the first generation of wireless telephone networks. 1G systems were based on analogue transmission and have been s... View more
2.5GThe requirement for mobile data services, fuelled by the growth of the Internet, was the driver for the development of enhanced data services known as... View more
2G - Second Generation2G systems were developed as the requirement for mobile communications grew. Their characteristics included the use of digital signalling across the a... View more
3DES - Triple Data Encryption StandardTriple DES is an example of a Block Cipher encryption algorithm. Block Ciphers operate on one block of data at a time with the normal block size being... View more
3G - Third Generation3G is the term given to the third generation of mobile communication systems. These offered enhanced services, such as multimedia and video. The main ... View more
3GPP - Third Generation Partnership ProjectThe 3GPP was formed in December 1998 as a collaboration agreement bringing together a number of telecommunication standards bodies. These standards bo... View more
3GPP2 - Third Generation Partnership Project 2The 3GPP2 is a sister project to 3GPP (Third Generation Partnership Project) and is a collaboration agreement dealing with North American and Asian in... View more
3PTY - 3 Party3 Party is a telecommunications supplementary service which enables a user who is active on a call to hold that call, make an additional call to a thi... View more
4G - Fourth Generation4G is the term given to the fourth generation of mobile communication systems, offering significantly advanced data rates across an all IP based beare... View more
5G - Fifth Generation5G is the term given to the fifth generation of mobile communication technology. Work began within the 3GPP on the first Release 15 specification for ... View more
5G AKA - 5G Authentication and Key Agreement5G-AKA is one of the techniques available in 5G for mutual authentication between the subscriber and the network, in addition to key agreement for pro... View more
5G HE AV - 5G Home Environment Authentication VectorThis is a type of authentication vector(s) that is received by the AUSF from the UDM/ARPF. The 5G HE AV has the following fields: RAND, AUTN, XRES*, a... View more
5G NAS - 5G Non Access StratumThe 5G NAS (Non-Access Stratum) includes procedures related to 5GMM (5GS Mobility Management) and 5GSM (5GS Session Management) on the 5GS (5G system)... View more
5G-AN - 5G Access NetworkThe 5G Access Network (3GPP) identifies an access network, either the 5G-RAN and/or non-3GPP access network, that connects to the 5G Core Network.... View more
5G-GUTI - 5G Globally Unique Temporary IdentityThe 5G-GUTI is used in 5G as a means to keep the subscriber's IMSI confidential. At the time of network registration, the AMF (Core Access and Mobilit... View more
5G-RAN - 5G Radio Access NetworkThe 5G Radio Access Network identifies a radio access network that connects to the 5GC (5G Core). Examples include the 5G New Radio and radio systems ... View more
5G-S-TMSI - 5G S-Temporary Mobile Subscriber IdentityThe 5G S-TMSI is a shortened version of the 5G-GUTI, designed to facilitate efficiency in radio signalling procedures such as Paging and Service Reque... View more
5G-SUPI - 5G Subscriber Permanent IdentifierIn 5G, all subscribers will be allocated a globally unique 5G SUPI. Example SUPI formats include the IMSI and NAI (Network Access Identifier).... View more