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58 search results for: Smart city

41

Millimeter waves for mobile broadband

5G will inevitably involve opening new frequency bands allowing operators to increase their data flows. Millimeter waves are among the favorites, as they have many advantages: large bandwidth, adequate range, and small antennas. Whether or not they are opened will depend on whether they live up to expectations. The European project H2020 TWEETHER is trying […]

42

SDN and virtualization: more intelligence in 5G networks

New uses for 5G imply a new way of managing telecommunications networks. To open the way for new actors, we will have to divide and virtualize network slices, and find a dynamic way of allocating them to new services. This organization is made possible thanks to SDN: a technique which redesigns network architecture to make […]

43

What is renewable energy storage?

The storage of green energy is an issue which concerns many sectors, whether for energy transition or for supplying power to connected objects using batteries. Thierry Djenizian, a researcher at Mines Saint-Étienne, explains the main problems to us, focusing in particular on how electrochemical storage systems work.   Why is the storage of renewable sources […]

44

Improving heating network performance through modeling

At the IMT “Energy in the Digital Revolution” conference held on April 28, Bruno Lacarrière, an energetics researcher with IMT Atlantique, presented modeling approaches for improving the management of heating networks. Combined with digital technology, these approaches support heating distribution networks in the transition towards smart management solutions. The building sector accounts for 40% of […]

46

Saving the digital remains of the Tunisian revolution

On March 11 2017, the National Archives of Tunisia received a collection of documentary resources on the Tunisian revolution which took place from December 17, 2010 to January 14, 2011. Launched by Jean-Marc Salmon, a sociologist and associate researcher at Télécom École de Management, the collection was assembled by academics and associations and ensures the […]

47

What are digital social innovations?

Müge Ozman, Télécom École de Management – Institut Mines-Télécom and Cédric Gossart, Institut Mines-Télécom (IMT) One of the problems that we encounter in our research on digital social innovation (DSI) is related with defining it. Is it a catch-all phrase? A combination of three trendy words? Digital social innovations (DSI) are often associated with positive […]

48

How the SEAS project is redefining the energy market

The current energy transition has brought with it new energy production and consumption modes. Coordinated by Engie, the european SEAS project aims to foster these changes to create a more responsible energy market. SEAS is seeking to invent the future of energy usage by facilitating the integration of new economic stakeholders to redistribute energy, as […]

50

The autonomous car: safety hinging on a 25cm margin

Does an autonomous or semi-autonomous car really know where it is located on a map? How accurately can it position itself on the road? For the scientists who are part of the European H2020 “HIGHTS” project, intelligent transportation systems must know their position down to one quarter of a meter. Jérôme Härri, a researcher in […]