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Zhōngguó Yídòng. China Mobile is the trade name of both China Mobile Limited and its ultimate controlling shareholder, China Mobile Communications Group Co., Ltd., is a Chinese state-owned telecommunications [6] company. It provides mobile voice and multimedia services through its nationwide mobile telecommunications network across mainland ...
China Mobile: GSM-900/1800 ... • Uses maxis 4G on the area out of its own 4G network coverage 5G: Uses ... China Mobile CMLink SG (Using Singtel) 3G : 900/2100 ...
By 2011, China Mobile began trials of the technology in six cities. [ 73 ] Although initially seen as a technology utilized by only a few countries, including China and India, [ 93 ] by 2011 international interest in LTE-TDD had expanded, especially in Asia, in part due to LTE-TDD's lower cost of deployment compared to LTE-FDD. [ 73 ]
Country or Territory Operator VoLTE B1 2100 MHz B3 1800 MHz B5 850 MHz B7 2600 MHz B8 900 MHz B20 800 MHz B28 700 MHz B31 450 MHz B40 2300 MHz B41 2500 MHz CA [G 1] schemes References & Notes
3G is the third generation of wireless mobile telecommunications technology. It is the upgrade to 2G, 2.5G, GPRS and 2.75G Enhanced Data Rates for GSM Evolution networks, offering faster data transfer, and better voice quality. [1] This network was superseded by 4G, and later by 5G. This network is based on a set of standards used for mobile ...
In 3G, the most prevalent technology was UMTS with CDMA-2000 in close contention. All radio access technologies have to solve the same problems: to divide the finite RF spectrum among multiple users as efficiently as possible. GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA.
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