Re: [Geopriv] New indoor location - standards needed

Henning G Schulzrinne <hgs@cs.columbia.edu> Tue, 25 November 2014 19:44 UTC

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Date: Tue, 25 Nov 2014 14:44:17 -0500
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From: Henning G Schulzrinne <hgs@cs.columbia.edu>
To: "Rosen, Brian" <Brian.Rosen@neustar.biz>
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Subject: Re: [Geopriv] New indoor location - standards needed
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For related work on the second topic, see

Finding 9-1-1 Callers in Tall Buildings
Wonsang Song, Jae Woo Lee, Byung Suk Lee, Henning Schulzrinne
https://mice.cs.columbia.edu/getTechreport.php?techreportID=1525&format=pdf&

*IEEE WoWMoM '14*. Sydney, Australia, June 2014.

and

Improving the Vertical Accuracy of Indoor Positioning for Emergency
Communication
https://mice.cs.columbia.edu/getTechreport.php?techreportID=1525&format=pdf&

For one evaluation of barometric sensing, see Appendix A in Wonsang's
thesis:

http://academiccommons.columbia.edu/catalog/ac:175653

Henning


On Tue, Nov 25, 2014 at 1:51 PM, Rosen, Brian <Brian.Rosen@neustar.biz>
wrote:

>
>
> I think working on the barometric pressure thing would be fascinating, and
> I think we’re probably at least as qualified to do the work as anyone
> else.  Perhaps we could get the OGC to work on in with us.  I think of that
> as combining the existing elevation datasets with building floor height
> data to produce a floor number from the barometric data.  I’d guess some
> compensation from weather data would be needed.   Crowdsourcing might be
> interesting, but what would we use to actually get the right data (how does
> the source know/enter floor data?)  Hah - sound analysis on an elevator
> ride!  Listen for the dings and floor announcements.  Watching steps and
> pressure is probably a decent way to figure out what floor you are on if
> you walk up a stairway.
>
> Brian
>
>
> > On Nov 25, 2014, at 12:32 PM, Henning Schulzrinne <
> Henning.Schulzrinne@fcc.gov> wrote:
> >
> > See
> >
> > http://apps.fcc.gov/ecfs/document/view?id=60000986637
> >
> > In particular, the need for standards is called out in two areas:
> >
> > - for the National Emergency Address Database (NEAD)
> >
> > - for delivery of barometric pressure information to obtain z-axis
> (altitude) information.
> >
> > The FCC is not a party to the agreement. It seems at least plausible
> that existing GEOPRIV work, such as HELD, or RFC 7105, can be extended to
> meet those needs. I'd appreciate hearing opinions on technical options from
> the WG.
> >
> > Henning
> >
> > _______________________________________________
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