About Teresa Mastrangelo

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With over 25 years industry experience, Teresa Mastrangelo is regarded as one of the leading analysts covering broadband infrastructure and services, multi-screen, VoIP and Smart Grid. As Principal Analyst at Broadbandtrends LLC, Teresa works as a consultant to equipment manufacturers, service providers, financial analysts and venture capital firms, identifying emerging trends, new market opportunities and advising on product positioning, market development and business plans.

Network transformation and changing subscriber traffic patterns have created new challenges to how service providers offer and deliver services. This, combined with changes in user behavior as demand shifts towards high bandwidth data and video services, requires a change in central office (CO) architectures for better efficiency and agility ...

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A blockchain is a peer-to-peer distributed ledger (information recorded in a shared database) that enables open and trusted exchanges over the internet without using central servers or an independent trusted authority. Using consensus, a shared record is distributed to all participants in a network to validate transactions and remove the need for a third-party intermediary ...
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IEEE recently held its Brooklyn 5G Summit – which for all practical purposes provides an update on the current status of 5G from a technical, deployment and business case perspective.

While enthusiasm remains overwhelmingly high – there was a cautionary air to the event regarding what exactly is 5G in these early deployments. Is it really 5G or more like 4G+, 4.5G or perhaps even 4.9G? ...

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The benefits of moving towards a virtualized environment have been well publicized – eliminating vendor dependence and product obsolescence, faster introduction of new products and services, and the creation of a flexible, user-driven, on-demand service delivery environment that enables network functions to be dynamically defined, deployed and reassigned to match and organizations scale, performance and capabilities requirement ...

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