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Monthly Archive for: "November, 2020"

Sectorized Radios Have Changed Cellular Architectures

November 30, 2020

Mobile cellular networks have always been built on the principle of frequency reuse, the ability to increase capacity of a radio network by subdividing use of available frequencies within a [...]

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5G Business Model Never Was in Serious Doubt

November 30, 2020

Many mobile service provider executives have professed concern about the business model for 5G, which might be considered misplaced, given industry history. That makes sense for the net new use [...]

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60-GHz Signal Attenuation is a Feature, Not a Bug

November 11, 2020

Somes a bug can be a feature. Consider atmospheric attenuation of radio frequency signals at 60 GHz, At that frequency, oxygen in the atmosphere attenuates about 98 percent of the emitted energy. [...]

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Some Irresistible Storylines are Wrong, Repeatedly Wrong

November 11, 2020

Some storylines are irresistible, even if wrong. Slow U.S. 5G speeds provide an example. A classic storyline about U.S. telecommunications is “U.S. is behind,” and, so far, 5G fits that model. [...]

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Will Important New 6G Apps be the Ones We Expected from 5G?

November 11, 2020

Since the 3G era, potential new use cases enabled by the latest mobile platform or generation have tended to lag by about a decade. If we know anything from our history with 3G and 4G, it is that [...]

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