Google, NENA at Odds on Floor Data as Part of Vertical Location Rules
Google said the FCC should consider allowing carriers to transmit information on the floor level of a wireless call to 911 as an alternative to providing height above ellipsoid (HAE) data. Commissioners are to vote on an order Friday (see…
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1911130030). “An HAE estimate may not provide actionable information in the short term, particularly with regard to identifying which floor to search,” Google said in a filing posted Monday in docket 07-114: Google understands that “not every person in public safety is (or is on a clear path to be) equipped with technology capable of interpreting HAE information.” The National Emergency Number Association disagreed. “A handset’s location, including z-axis, must be delivered to the 9-1-1 system in its original format,” NENA said. “Google’s proposal -- to the extent it removes z-axis HAE from the location payload -- would reduce overall vertical location accuracy and upend the marketplace for downstream mapping and location solutions, disrupting many of the benefits of a ubiquitous standard for vertical elevation measurement.” NENA said “the vast majority of organizations representing public safety” support the z-axis mandate. A Monday news release from the FCC chairman's office laid out public safety support for the z-axis mandate.