Saturday, January 16, 2016

20 Gbps Per Device, 1 ms Latency for Mobile Access Requires Big Channels

As the U.S. Federal Communications Commission considers rules for releasing more spectrum for fifth generation (5G) networks, one issue is the framework.

The FCC wants to allow flexible use of 28-GHz and 39-GHz frequencies that in the past have been allocated for fixed wireless, satellite or applications. You will instinctively understand the friction such changes will engender on the part of incumbent users.

Verizon argues that, in addition, the 37 GHz band should be combined with the 39 GHz band into a single 3 GHz band of contiguous spectrum (with channels at least 200 MHz wide) all subject to the same rules. That would work because, in the U.S. market, 38 GHz already is available for mobile use.

Although not suited for coverage apps, such high-frequency spectrum is useful for densification. That will be essential if end user bandwidth climbs to 20 Gbps per device, with one millisecond access network latency, as now forecast.

source: Reed Hundt


source: Reed Hundt

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