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4G is the fourth generation of cellular network technology, succeeding 3G and designed to support all-IP communications and broadband services, enabling a variety of data-intensive applications. [1]
4G provides, in addition to the usual voice and other services of 3G, mobile broadband Internet access, for example to laptops with wireless modems, to smartphones, and to other mobile devices. Potential and current applications include amended mobile web access, IP telephony , gaming services, high-definition mobile TV , video conferencing, 3D ...
As of 12/10/2010, DirecTV has teamed up with Verizon Wireless for a test of high-speed LTE wireless technology in a few homes in Pennsylvania, designed to deliver an integrated Internet and TV bundle. Verizon Wireless said it launched LTE wireless services (for data, no voice) in 38 markets where more than 110 million Americans live on Sunday ...
Rank Country/Territory Penetration 1 South Korea 97.49% 2 Japan 94.70% 3 Norway 92.16% 4 Hong Kong 90.34% 5 United States 90.32% 6 Netherlands 89.64% 7 Hungary 89.26% 8 Kuwait
Comparison of mobile Internet access methods Common name Family Primary use Radio tech Downstream (Mbit/s) Upstream (Mbit/s) Notes HSPA+: 3GPP: Mobile Internet: CDMA/TDMA/FDD MIMO: 21 42 84 672: 5.8 11.5 22 168: HSPA+ is widely deployed. Revision 11 of the 3GPP states that HSPA+ is expected to have a throughput capacity of 672 Mbit/s. LTE: 3GPP ...
Ultra Mobile Broadband (UMB) was the brand name for a discontinued 4G project within the 3GPP2 standardization group to improve the CDMA2000 mobile phone standard for next-generation applications and requirements. In November 2008, Qualcomm, UMB's lead sponsor, announced it was ending development of the technology, favoring LTE instead. [17]
This allows mobile phones and other devices to be connected to the public switched telephone network and public Internet access. In addition to traditional voice and data services, cellular networks now support Internet of Things (IoT) applications, connecting devices such as smart meters, vehicles, and industrial sensors.
The first wireless Internet access became available in 1991 as part of the second generation (2G) of mobile phone technology. Higher speeds became available in 2001 and 2006 as part of the third (3G) and fourth (4G) generations.
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