Boulder Authority Says More Accurate Vertical Axis Data Possible
The Boulder Regional Emergency Telephone Service Authority told the FCC more-accurate data for vertical location accuracy rules is possible than the standard commissioners approved in November (see 1911220034), “Contrary to the assertions of at least one commenter, barometric pressure sensor-based…
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elevation technology is not in its nascent stages,” the authority said: “NextNav demonstrated its integrated terrestrial-GPS and BPS elevation technology to a BRETSA representative almost 9 years ago, and has continued refining and demonstrating the technology. NextNav has consistently met a 2-meter accuracy standard.” Development of databases correlating this data to floor level “will be a labor-intensive project” and “require a community effort” but is doable, the authority said in a filing posted Tuesday in docket 07-114.