Naviga&on in Urban Environments Assisted GPS and RF Pa9ern Matching

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Leona Magni
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1 Naviga&on in Urban Environments Assisted GPS and RF Pa9ern Matching for GNSS Technologies Advances in a Mul&- constella&on Framework Sogei S.p.A., Roma by Per Enge April 22 & 23, 2013

2 Outline Requirements for emergency calls in the U.S. Assisted GPS (A- GPS) Radio frequency pa9ern matching (or wireless loca&on signatures) Test results for urban & suburban areas RFPM + GPS 4/17/13 Copyright Per 2 Enge, 2013

(or wireless loca&on signatures) Test results for urban

3 Outline Requirements for emergency calls in the U.S. Assisted GPS (A- GPS) Radio frequency pa9ern matching (or wireless loca&on signatures) Test results for urban & suburban areas RFPM + GPS 4/17/13 Copyright Per 3 Enge, 2013

4 Problem Statement: FCC E- 911 Phase II Mandate (focuses on outdoor) FCC Phase- II Mandate ** 67% 95% Handset- based 50m 150m Network- based 100m 300m ** An acceptable,me limit is 30 seconds 4/17/13 Copyright Per Enge,

5 FCC Requirements Over Time 4/17/13 Copyright Per 5 Enge, 2013

6 Outline Requirements for emergency calls in the U.S. Assisted GPS (A- GPS) Radio frequency pa9ern matching (or wireless loca&on signatures) Test results for urban & suburban areas RFPM + GPS 4/17/13 Copyright Per 6 Enge, 2013

7 Assisted GPS 4/17/13 Copyright Per Enge,

8 4/17/13 Copyright Per Enge,

9 4/17/13 Copyright Per Enge,

10 4/17/13 Copyright Per Enge,

11 Outline Requirements for emergency calls in the U.S. Assisted GPS (A- GPS) Radio frequency pa9ern matching (or wireless loca&on signatures) Test results for urban & suburban areas RFPM + GPS 4/17/13 Copyright Per Enge,

12 Wireless Loca&on Signatures Operate in the Control Plane 4/17/13 Copyright Per Enge,

13 WLS Basic Opera&on 4/17/13 Copyright Per Enge,

14 Signal Strength for Base Sta&on Surrounded by Open Ground 4/17/13 Copyright Per Enge,

15 Predicted Signal Strength for San Francisco Base Sta&on 4/17/13 Copyright Per Enge,

16 WLS Data Base for Por&on of San Francisco 4/17/13 Copyright Per Enge,

17 Super- Zoomed View of WLS Database for San Francisco 4/17/13 Copyright Per Enge,

18 All- Phone Control Plane Solu&on Serving Mobile Location Center a Wireless Location Signature Polaris Location Engine Carrier Network Database aaaaaaa Modeling Parameter Tuning Predicted Signature Database Position Estimate Survey a Deployments serve wireless operators, law enforcement agencies, and loca&on- based applica&on companies 18

Parameter Tuning Predicted Signature Database Position Estimate Survey a Deployments

19 Propaga&on Modeling for High- fidelity Environmental Characteriza&on Inputs to the propaga&on engine: Canopy Terrain Clu9er Roads id: 3141 cellid: 3141 lon: lat: height: 49m azimuth: 30 tilt: -2 rotation: 20 freq: 2kHz Network Informa&on Measurements (if available) Output: RF map 4/17/13 Copyright Per Enge,

20 Outline Requirements for emergency calls in the U.S. Assisted GPS (A- GPS) Radio frequency pa9ern matching (or wireless loca&on signatures) Test results for urban & suburban areas RFPM + GPS 4/17/13 Copyright Per Enge,

21 Enhanced Cell ID 4/17/13 Copyright Per Enge,

22 Test Area in India 4/17/13 Copyright Per Enge,

23 WLS vs ECID in Urban Area Copyright Per Enge, 2013

24 WLS vs ECID in Suburban Area 4/17/13 Copyright Per Enge,

25 Outline Requirements for emergency calls in the U.S. Assisted GPS (A- GPS) Radio frequency pa9ern matching (or wireless loca&on signatures) Test results for urban & suburban areas RFPM + GPS 4/17/13 Copyright Per Enge,

26 Combining WLS & GPS 4/17/13 Copyright Per Enge,

27 Il contenuto del documento, comprensivo di tutte le informazioni, dati, comunicazioni, grafica, testi, tabelle, immagini, foto, video, disegni, suoni e in generale ogni altra informazione disponibile in qualunque forma e qualsiasi materiale e servizio ivi presente è di proprietà di Sogei e/o degli autori e/o dei titolari dei materiali pubblicati ed è tutelato ai sensi della normativa in materia di diritto d'autore e di opere dell'ingegno. Non è consentito utilizzare, copiare, alterare, pubblicare e distribuire il documento, dati e informazioni e relative immagini riportate nello stesso, salvo permesso scritto validamente espresso da Sogei e fatte salve eventuali spettanze di diritto. Le note di copyright, gli autori ove indicati o la fonte stessa devono in tutti i casi essere citati nelle pubblicazioni in qualunque forma realizzate e diffuse. The content of the document, including all the information, data, communications, code, graphics, text, tables, images, photos, videos, music, drawings, sounds and in general all other information available in any form and any material and service present is the property of Sogei and/or the authors and/or of its licensees and assignors and is protected under the terms of legislation on copyright and intellectual property. It is forbidden to use, copy, alter, publish or distribute the documents, data and information and the associated images available on this document, without the written permission validly expressed by Sogei and always subject to any legal rights. The copyright notes, the authors where indicated or the source itself must in all cases be quoted in publications produced and distributed in any form.