DOCSIS® ONLINE

Beyond the Cheetah

By Brady Volpe – The cable industry hopes to deliver Internet so fast even your dog can’t catch it. Beyond fast broadband internet services. DOCSIS 3.1 has a lot of potential and we haven’t even scratched the surface yet, but DOCSIS 4.0 is fast on its heels. Let’s take a closer look.

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The DOCSIS Virtual CMTSs — What You Should Know

By Brady Volpe – One big difference is that a vCMTS runs on commodity, off the shelf servers. This can have many benefits such as serving different functions to the cable operator. Examples of these benefits are versatility, ease of upgrade from DOCSIS 3.1 to DOCSIS 4.0

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OFDMA — It’s Trending

By Brady Volpe – Should you or shouldn’t you deploy OFDMA in your plant? This is an important question that should be asked inside any organization before rolling out any new technology. Sure, OFDMA is trending now, and it seems like everyone is trialing OFDMA, but does that mean you should be doing it?

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Why RxMER

By Brady Volpe – One of the most useful downstream tests for OFDM is called receive modulation error ratio (RxMER) per subcarrier. RxMER per subcarrier provides an MER measurement for each subcarrier in the OFDM (downstream) or OFDMA (upstream) channel.

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