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5G NR frequency bands. Frequency bands for 5G New Radio (5G NR), which is the air interface or radio access technology of the 5G mobile networks, are separated into two different frequency ranges. First there is Frequency Range 1 (FR1), [ 1] which includes sub-6 GHz frequency bands, some of which are traditionally used by previous standards ...
The iPhone 3GS, stylised as iPhone 3G🅂 [a] is a smartphone that was designed, developed, and marketed by Apple Inc. It is the third generation iPhone and the successor to the iPhone 3G . It was unveiled on June 8, 2009 [ 8 ] at the WWDC 2009 which took place at the Moscone Center in San Francisco.
Wireless network technologies. In telecommunications, 5G is the fifth-generation technology standard for cellular networks, which cellular phone companies began deploying worldwide in 2019, and is the successor to 4G technology that provides connectivity to most current mobile phones. Like its predecessors, 5G networks are cellular networks, in ...
Free Mobile S.A.S. is a French telecommunications company, subsidiary of Free S.A.S. that provides wireless Internet to consumers in France. It was the fourth mobile network operator to obtain a metropolitan French 3G license in 2009.
OpenBTS. OpenBTS ( Open Base Transceiver Station) is a software-based GSM access point, allowing standard GSM-compatible mobile phones to be used as SIP endpoints in Voice over IP (VoIP) networks. OpenBTS is open-source software developed and maintained by Range Networks. The public release of OpenBTS is notable for being the first free ...
AT&T and Verizon both estimated that less than 1% of their service still runs on 3G networks — so the choice was clear. Devices that rely on 3G, including old smartphones, some medical and ...
Mobile data offloading is the use of complementary network technologies for delivering data originally targeted for cellular networks. Offloading reduces the amount of data being carried on the cellular bands, freeing bandwidth for other users. It is also used in situations where local cell reception may be poor, allowing the user to connect ...
Access Point Name. An Access Point Name ( APN) is the name of a gateway [ 1] between a mobile network ( GSM, GPRS, 3G, 4G and 5G) and another computer network, frequently the public Internet. [ 2] A mobile device making a data connection must be configured with an APN to present to the carrier. The carrier will then examine this identifier to ...