Qualcomm figures out how to support both AT&T and Verizon 4G LTE

AT&T has a 700 MHz 4G LTE network, as does Verizon, but those networks aren’t interoperable because they use different blocks of spectrum. There’s a debate in the FCC right now as to whether operators should make their networks interoperable. It isn’t as easy as simply saying “make it so!”, there’s a lot of hardcore science involved with regards to antennas, filters, and power amplifiers. People said that it was going to be impossible to make a phone that supports multiple blocks of spectrum in the 700 MHz band, but Qualcomm has figured it out. In fact, they say that phones should be out by the end of the year that can handle three blocks of spectrum in bands below 1 GHz, three bands above t... »read more

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