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3G is the third generation of cellular network technology, ... T-Mobile shut down Sprint's networks on 31 March 2022 and shutdown their main networks on 1 July 2022, ...
3G technology provides an information transfer rate of at least 144 kbit/s. Later 3G releases, often denoted 3.5G and 3.75G, also provide mobile broadband access of several Mbit/s to smartphones and mobile modems in laptop computers. This ensures it can be applied to wireless voice telephony, mobile Internet access, fixed wireless Internet ...
[58] [59] By 2009, T-Mobile had expanded its 3G network to cover over 200 markets. [60] The company further enhanced its network capabilities by upgrading to HSPA+ in 2010. [61] In 2015, to optimize network bandwidth for the deployment of 4G LTE services, T-Mobile initiated a process of migrating 3G services to its PCS band.
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In some places, its successor 3G is being shut down rather than 2G – Vodafone previously announced that it had switched off 3G across Europe in 2020 but still retains 2G as a fallback service. [9] In the US T-Mobile shut down their 3G services while retaining their 2G GSM network.
The shutdown of 3G networks won't just impact your old phone. You may need to replace or update other devices, such as certain medical devices, tablets, smartwatches, vehicle SOS services, home...
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. WiMAX and LTE use OFDM.
This could mean that T-Mobile customers would need to eventually replace their 3G phones had this merger gone through. Some users were declining to upgrade their phones due to this issue. AT&T had plans to shift T-Mobile users over to a different 3G frequency and that T-Mobile users would need to buy new phones.