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FCC proposals would sound the death knell for DSRC for V2X

Ajit Pai, chair of the FCC, has run out of patience with the US-developed DSRC (Dedicated Short Range Communications) technology for vehicle-to-everything (V2X) connectivity, and is now giving new hope to Cellular-V2X to become a near-global standard. The 3GPP solution could now gain two dedicated 10 MHz chunks of spectrum in the USA’s 5.9 GHz V2X band. The FCC said it would “take a fresh look” at the 5.9 GHz band, 75 MHz of which was allocated to DSRC in 1999. Pai believes that, in 20 years, DSRC has failed to build on its opportunity to develop and deploy useful services. There has been little evolution of the technology and a disappointing level of deployment, critics say, and alternatives like…

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