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Fibre optique / Télécommunications

Alcatel-Lucent Submarine Networks, Nokia Bell Labs report 65-Tbps transmission via probabilistic constellation shaping

October 13, 2016 Author Stephen Hardy Editorial Director and Associate Publisher In a post-deadline paper delivered at ECOC 2016 in Dusseldorf, Germany, Alcatel-Lucent Submarine Networks (ASN) and Nokia Bell Labs reported they have demonstrated 65-Tbps over a 6,600-km single-mode fiber using probabilistic constellation shaping (PCS) and polarization division multiplexed (PDM) 64QAM...

Espace / Satellites / Science / Télécommunications

Laser Light to leverage free-space optics in space for Optical Satellite as a Service

Laser Light Communications (US) and its affiliate firm, Laser Light Global, Ltd. (UK) has selected Equinix, Inc. (NASDAQ: EQIX) as its strategic interconnection provider for a network that will combine spaced-based optics and terrestrial fiber-optic network infrastructure to create an Optical Satellite as a Service (OSaaS) offering it calls SpaceCable. The...

Management

Holacratie : stop à quoi ?

Holacracy is a complete, packaged system for self-management in organizations. Holacracy replaces the traditional management hierarchy with a new peer-to-peer “operating system” that increases transparency, accountability, and organizational agility. Through a transparent rule set and a tested meeting process, Holacracy allows businesses to distribute authority, empowering all employees to take a...

Santé / Science

La limite de l’espérance de vie d’un être humain est de 122 ans et nous ne sommes pas près de la dépasser

Nous ne vivrons pas éternellement. Bien que les sciences essayent de retarder l’inévitable (médecine régénérative, culture d’organes…) une nouvelle étude publiée cette semaine affirme que les humains ont probablement une limite de durée de vie naturelle qui est en deçà de 122 ans. De plus, les chances que quiconque dépasse les...