Does 3G and 4G use the same frequency?

As 3G evolved, additional frequency bands were included as well as spectrum around 2100 MHz . 4G LTE technologies brought it additional spectrum and frequency bands, namely around 600 MHz, 700 MHz, 1.7/2.1 GHz, 2.3 GHz, and 2.5 GHz. All of the previous cellular network frequencies are based on licenses (Table 1).15 Şub 2019

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What is the meaning of GSM 850?

GSM 850 is simply GSM technology operating in the Cellular (850 MHz or “800”) frequency band . Both the technology and frequency band have been around for many years, but not until 2002 were they combined. In the U.S. prior to 2002, GSM technology only operated in the PCS (1900 MHz) frequency band.

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