802.11x: Wi-Fi standards and speeds explained
To help clarify the many Wi-Fi standards, here’s an update on these physical-layer standards within 802.11, as well as standards still in the works and the new naming scheme that includes Wi-Fi 6.
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To help clarify the many Wi-Fi standards, here’s an update on these physical-layer standards within 802.11, as well as standards still in the works and the new naming scheme that includes Wi-Fi 6.
Thales unveiled the latest version of its world-leading Communications Based Train Control (CBTC) solution with the release of SelTrac™ G8. Designed for urban rail, metro and light rail networks and deployed worldwide, SelTrac™ can be continuously and progressively enhanced to take advantage of the latest technologies. The new digital architecture supporting G8 marks a recognition by Thales that whilst rolling stock may have a lifespan of 40-50 years or more, train control electronics becomes obsolete more quickly. New train functionalities can be difficult and sometimes impossible to ad...