What frequencies did 3G use?

Table 1 2G, 3G, 4G Frequency Bands in the USS.NCellular Technology in USFrequency bands in US2CDMA (2G, 3G)800 MHz, 1900 MHz3WCDMA (3G)850 MHz, 1900 MHz, 2100 MHz44G LTE600 MHz (B71)What frequency spectrum will 5G technology use and how does this … www.arrow.com › research-and-events › articles › what-frequency-spectru…

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Does 4G mean Carrier Aggregation?

Carrier Aggregation, CA is an essential element of 4G LTE Advanced enabling much higher data rates to be achieved by combining two or more carriers. LTE Advanced Carrier Aggregation, CA, is one of the key techniques used to enable the very high data rates of 4G to be achieved.

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