RFCOM Technical Insights

Expert articles on 5G DAS, indoor coverage, passive DAS upgrades, low PIM components and wireless infrastructure.

5G DAS and RF Infrastructure Knowledge

Practical engineering guidance, product insights and deployment strategies for mobile operators, neutral hosts, tower companies and system integrators.

Front and rear views of a white panel-based RIS coverage unit on mounting poles.

August 11, 2026

Reconfigurable Intelligent Surfaces for 5G and 6G: How RIS Changes the Radio Environment

Wireless coverage problems are not always caused by the radio at the base station or the antenna at the user end. Often, the real…

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Technical illustration of an active RIS relay receiving a donor signal from a 5G base station and steering coverage around a building obstruction toward an indoor and low-rise target area.

July 18, 2026

Active RIS Standardization and Industrialization: Why Scenario Fit Matters More Than First-Release 6G Inclusion

RIS does not need to appear in the first 6G release to be commercially relevant. The more useful question is what function the system…

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Passive DAS upgrade path to 5G MIMO using an existing coaxial distribution network

July 14, 2026

Can an Existing Passive DAS Be Upgraded to 5G MIMO?

Sometimes yes, but only after a real site survey. If the existing passive DAS still has usable coax, acceptable loss and PIM behavior, enough…

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