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A cell site, cell phone tower, cell base tower, or cellular base station is a cellular -enabled mobile device site where antennas and electronic communications equipment are placed (typically on a radio mast, tower, or other raised structure) to create a cell, or adjacent cells, in a cellular network. The raised structure typically supports ...
GSM 03.40. GSM 03.40 or 3GPP TS 23.040 [1] is a mobile telephony standard describing the format of the Transfer Protocol Data Units (TPDU) of the Short Message Transfer Protocol (SM-TP) used in the GSM networks to carry Short Messages. This format is used throughout the whole transfer of the message in the GSM mobile network.
Mobile Application Part. The Mobile Application Part ( MAP) is an SS7 protocol that provides an application layer for the various nodes in GSM and UMTS mobile core networks and GPRS core networks to communicate with each other in order to provide services to users. The Mobile Application Part is the application-layer protocol used to access the ...
Three Ireland (Hutchison) Limited (formerly Hutchison 3G Ireland Limited ), commonly known as 3 Ireland or Three Ireland, is a telecommunications and Internet service provider operating in Ireland as a subsidiary of CK Hutchison Holdings, operating under the global Three brand. The company launched in July 2005 and provides 2G GSM, 3G UMTS, 4G ...
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A mast radiator or mast antenna is a radio tower or mast in which the whole structure is an antenna. Mast antennas are the transmitting antennas typical for long or medium wave broadcasting. Structurally, the only difference is that some mast radiators require the mast base to be insulated from the ground.
US$133 million (2019) Number of employees. 4,800 (1Q 2023) Parent. Telephone and Data Systems (84%) Website. www .uscellular .com. United States Cellular Corporation ( doing business as UScellular and formerly known as U.S. Cellular) is an American mobile network operator. It is a subsidiary of Telephone and Data Systems Inc. (which owns an 84% ...
The 3rd Generation Partnership Project ( 3GPP) is an umbrella term for a number of standards organizations which develop protocols for mobile telecommunications. Its best known work is the development and maintenance of: [1] GSM and related 2G and 2.5G standards, including GPRS and EDGE. UMTS and related 3G standards, including HSPA and HSPA+.