Tag Archives: WiFi

Using WiFi as Peeping Tom

Electromagnetic signals are affected by the environment, and part of the environment is … us. As we move in an electromagnetic field we are creating a disruption (we adsorb and reflect part of the field). This happens to the television signals we are receiving at home as well as with …

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WiFi and Selfies on Mars

At New Years Eve the Tianwen-1 Mars Orbiter mission team decided to celebrate the new year in a most unique way, releasing the selfies taken by the orbiter as it approached Mars, flying over its North Pole (watch the clip). These amazing images were taken with a digital camera (not …

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6G does not exist, yet it is already here! – X

OK, it is now time to consider a “real” wireless network! Smartphones, complex IoTs or aggregates of IoTs (like vehicles), have been addressed to as “terminals”. In fact, it is now a few years that in several occasions this name no longer apples. Think at the tethering supported by your …

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6G does not exist, yet it is already here! – V

5. Power requirement All this increase in processing on the device side goes hand in hand with the increase of power demand, yet such increase, as pointed out in previous posts, is not manageable because increased power means: increased dissipation in form of heat (second law of thermodynamics); increased drain …

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Present and Future of Communications II

So what will happen next? I closed the (skimpy) overview of the present of telecommunications emphasising the growing role of data and AI. These are the key technologies that will transform communications in the next decades. Talking of decades, we have seen a basic cycle of ten years in wireless …

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Is 5G the solution? – II

Following on yesterday post looking at the “5 reasons why 5g is the Future“: 3. IoT Technology The article claims that the number of IoT will skyrocket in the next decade (I agree), that many of these IoT will end up in the home (sure), that they will lead to …

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Planning the Future …

Future happens. Yet, in a few areas the future is built through a multi-year planning with a very precise roadmap. This is the case for smart cities having the goal of becoming smarter. A city is a complex environment, with several independent systems that are influencing one another. The orchestration …

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What’s in 5G for a Smart City?

Stating that connectivity is a major enabler for a smart city is stating the obvious. As a matter of fact, all cities today, more or less smart, rely on a pervasive communications infrastructure collecting data, sending alert to citizen, supporting a variety of applications that orchestrate the city and deliver …

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