Don

Expert Opinion

Expert Opinion
Short LTE articles and opinions by our team of Subject Matter Experts (SMEs)
  • Don

    DAS and Wi-Fi: A Match Made in … Someplace

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    A DAS (Distributed Antenna System) provides the means to take the signal from a radio source and distribute it over a larger area, often at some distance from the original location. In large venues like sports stadiums, DAS can...
  • Don

    DAS Has You Covered

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    If you’ve been to a sporting event or attended a concert, you may have used your smartphone to text a friend to brag, call your spouse to say you’ll be running late, or upload a video of some amazing scene. Changes...
  • Don

    Goldilocks and the Three Data Devices

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    Once upon a time, Goldilocks was walking through the woods. She came upon a small cottage and went inside, intending to rest a little while before continuing on her journey. She wanted to watch a movie to help herself relax, but...
  • Don

    Stuck in the Middle with You – Part 2

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    One of the roles for small cells in an LTE network is to provide additional capacity in localized hot-spots. In intra-frequency outdoor scenarios, however, the RF signal from the overlying macrocell can easily overwhelm the small...
  • Don

    Stuck in the Middle with You – Part 1

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    Small cells are versatile. They can be used indoors and out of doors, for coverage extension and capacity enhancements, in the same frequency as surrounding cells or on different frequencies. If an LTE operator has an RF issue...
  • Don

    How Big is a Voice Call?

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    VoLTE (Voice over LTE) will be a reality soon, as operators around the world complete their field tests and prepare to roll out voice and other IMS-based services to the eagerly awaiting public. Actually, in real life, the...
  • Don

    What’s the Big Deal about Small Cells?

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    What, exactly, is a small cell? Does “small” mean that the hardware fits in a suitcase? Does it mean that the radio channel has a limited range? Can a small cell only handle a handful of users? As operators look for...