Automaker Association Gets in Weeds on 5.9 GHz Band
As the FCC continues its look at sharing between Wi-Fi and automotive safety in the 5.9 GHz band, the Association of Global Automakers filed a letter at the FCC responding to various questions from agency staff. In December, the National…
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Highway Traffic Safety Administration released its long-awaited NPRM on vehicle-to-vehicle (V2V) communications (see 1612130050). Automakers already are installing anti-crash, dedicated short-range communications (DSRC) systems in some vehicle models. For example, FCC staff asked the association for “background on the representation that Society of Automotive Engineers (SAE) standards provide for fifteen safety messages to be communicated over the seven existing DSRC channels.” The DSRC-based “ecosystem is much more than just a single Basic Safety Message in support of V2V safety,” the filing said. “While the DSRC radio and the BSM are the subjects of the current NHTSA NPRM to support light vehicle V2V safety, all channels in the 5.9 GHz band are needed to support a much broader set of safety services.” The filing lists seven channels and 15 different types of messages likely to be used as part of DSRC.