UMTS
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The Universal Mobile Telecommunications System is a 3G mobile cellular system for networks based on the GSM standard. UMTS uses wideband code-division multiple access radio access technology to offer
UMTS base station on the roof of a building
UMTS network architecture
The Nokia 6650, an early (2003) UMTS handset
LTE (telecommunication)
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In telecommunications, Long Term Evolution is a standard for wireless broadband communication for cellular mobile devices and data terminals. It is considered to be a "transitional" 4G technology, and
UMTS
…speeds of up to 21 Mbit/s. Work is also progressing on improving the uplink transfer speed with the High-Speed Uplink Packet Access (HSUPA). The 3GPP LTE standard succeeds UMTS and initially provided 4G speeds of 100 Mbit/s down and 50 Mbit/s up, with scalability up to 3 Gbit/s, using a next generation…
3GPP logo of LTE
LTE modem
4G+ modem
HTC ThunderBolt, the second commercially available LTE smartphone