U.S. Space-Based PNT Update Advisory Board Meeting 4 October 2007 Michael Shaw, Director U.S....

U.S. Space-Based PNT

Update

Advisory Board Meeting

4 October 2007

Michael Shaw, DirectorU.S. National Coordination Office for

Space-Based Positioning, Navigation and Timing (PNT)

2

National PNT Advisory Board 04 October 2007

Policy Update

• Executive Committee continues to meet regularly – Selective Availability (SA)

– Interference Detection & Mitigation (IDM) Plan (FOUO)• President approved 20 Aug 07

• DHS completing IDM Implementation Strategy – Dec 07

– National Five Year Plan for Space-Based PNT (FOUO)• Completing coordination; forward to White House early Nov 07

– National PNT Architecture (DoD/NSSO and DOT/RITA)• Completing ESG review in Oct 07

– EXCOM 2008 Work Plan• Contains 43 open items; closed 78 items in past 1 ½ years

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Program Update

• GPS constellation is robust- 30 operational satellites– Architectural Evolution Plan operational– 14 Sep 07

• New Master Control Station/Alternate Master Control Station

• Provides full interface to AF Satellite Control Network

– Next launch - 17 Oct 07; First IIF projected for launch early 2009

– Update to GPS SPS Performance Standard in progress – 30 Apr 08

• Upgrade of GPS ground segment – OCX– Implement full functionality for L2C, L5, and M-code

– In source selection - anticipate contract award – Oct 07

• Next generation of GPS satellites – GPS IIIA– In source selection - anticipate contract award – Jan 08

4


Program Update

• Wide Area Augmentation System commissioned in 2003

– Using two Inmarsat satellites - removed from service in Jul 07

– Two replacement satellites launched in 2005 (Galaxy XV & Anik F1R)

• Provides dual satellite coverage over the U.S.

– Service expanded into Canada and Mexico – operational 29 Sep 07

• New reference stations (5 Mexico and 4 Canada)

• Nationwide DGPS System (NDGPS)

– DOT to complete assessment of need for inland component - 31 Jan

08

• Maritime component will continue

– Federal Register Notice released 1 Aug 07 - comment period ended

1 Oct

5


International Update

• Rapid expansion of worldwide use of space-

based PNT service, and PNT service providers

– Space-based PNT signal providers will grow from two

countries (U.S. and Russia) to six or more by 2020

• China launched Compass MEO satnav satellite – 16

April 07

• Active U.S. diplomacy efforts to promote GPS

– Multinational fora to include international bodies

– Bilateral consultations with regional leaders

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International Update - Multilateral

• International Committee on GNSS (ICG) – UN OOSA – Promote the use of GNSS and integration into infrastructures,

particularly in developing countries

– 2nd ICG meeting held in Bangalore, India 4-7 Sep 07

• Participants: GNSS providers (U.S., EU, Russia, China, Japan), other UN member states, int’l organizations, and int’l associations

• Established Providers Forum to address common issues

– U.S. will host 3rd ICG at NASA JPL/Cal Tech – 8-12 Dec 08

• Reiterated GPS/WAAS offer to ICAO for aviation - 18 Sep

– State aircraft use of GPS/PPS in domestic/international airspace

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International Update - Bilateral

• U.S. - Japan – 5th Annual Consultations – 24 May 07

• U.S. - Russia– Anticipate approval of two new civil GLONASS CDMA signals –

Dec 07

• U.S. - India – Issued Joint Cooperation Statement – 28 February 07

– Ensure interoperability between WAAS and GAGAN/ionosphere

• U.S. - Australia– Issued Joint Cooperation Statement – 19 April 07

– Addressing concerns over impacts of planned GPS outages

• U.S. - EU – Adopted improved new civil signal (MBOC) – 26 Jul 07

– EU abandoned Public/Private Partnership funding – 8 Jun 07– Transport Council met 2 Oct 07 – rejected funding proposal

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Summary

U.S. Space-based PNT effort progressing significantly in areas of policy, programs and international

• Implementation of 2004 Policy progressing– Very active senior USG leadership

• Continuing to improve USG space-based PNT system performance

• International cooperation is a top priority for USG– Actively engaged in multi-lateral/bi-lateral

consultations

As new space-based GNSS emerge globally, interoperability is the key to “success for all”.

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BACKUP SLIDES

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Web-based Information

• PNT.gov established to distribute information on the U.S. National Executive Committee – Information on U.S. National Policy, Exec Committee

membership, Advisory Board and frequently asked questions

– Recent SA announcement and ICAO offer letter– All recent public presentations

• GPS.gov established for public information about GPS applications– Available in English, French, Spanish, Arabic, and

Chinese– Brochure also available in hardcopy upon request– Contains additional links to various other web sitesSolicit recommendations to improve web sites

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U.S. International Cooperation

• Provide civil GPS and augmentations free of direct user fees on a continuous, worldwide basis

• Seek to ensure international systems are interoperable, or at a minimum, are compatible, with civil GPS and augmentations

• Improve performance of civil GPS and augmentations to meet or exceed that of international systems

• Provide open, free access to information needed to develop equipment

• Encourage international development of PNT systems based on GPS

Outlined in 2004 U.S. National Policy on Space-Based Positioning, Navigation, and Timing (PNT)

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Advisory Board Focus Areas

• Leadership: Recommend where GPS and its augmentations can be improved

– Review/prioritize potential future GPS capabilities

– Enhance long-term economic and regulatory stability

• Strategic Engagement and Communication: Recommend ways to promote/demonstrate GPS and its augmentations to U.S. and International communities

– Actions the USG should take in international organizations

• Future Challenges: Assess technology and market trends as the number of GNSS providers increases

– Recommend actions to achieve spatial interoperability

U.S. Space-Based PNT Update Advisory Board Meeting 4 October 2007 Michael Shaw, Director U.S....

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