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Global Navigation Satellite Systems: Report of a Joint Workshop of the National Academy of Engineering and the Chinese Academy of Engineering (2012)

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. "Introductory Remarks--Charles M. Vest." Global Navigation Satellite Systems: Report of a Joint Workshop of the National Academy of Engineering and the Chinese Academy of Engineering. Washington, DC: The National Academies Press, 2012.

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Global Navigation Satellite Systems

Introductory Remarks

CHARLES M. VEST
President
National Academy of Engineering

On behalf of the U.S. National Academy of Engineering (NAE), I want to thank the Chinese Academy of Engineering (CAE) for hosting this joint workshop on the future of Global Navigation Satellite Systems (GNSS).

This is one of several joint activities our two academies have undertaken. We are especially proud of our work together to establish the ongoing China–U.S. Frontiers of Engineering symposia to advance knowledge and personal relationships across engineering disciplines and between nations. We also look forward to our continuing work together on such important topics as renewable energy and synthetic biology.

In today’s world with its globalized economies and common challenges, great nations and organizations both compete with each other and cooperate with each other. Competition drives excellence, but increasingly cooperation is even more important, especially between organizations such as ours that are dedicated to advancing technology for the common good of humanity. We have one world, and only one set of global resources. It is important to work together on satellite navigation. Competing and cooperation is like Yin and Yang. They need to be balanced.

The NAE hopes that this workshop will stimulate greater cooperation between our two countries as we deploy and refine our GNSS systems and operations. Providing broader and more redundant coverage and operation would help GNSS provide better tools for science and technology, ranging from precise measurements of geological motions to more efficient agriculture that requires less water and minimizes fertilizer use. We also hope that we can stimulate cooperation in guarding against inappropriate interference of other signals with GNSS, and that

Page
13
Front Matter (R1-R16)
Summary of the Workshop--As Reported by Grace Xingxin Gao (1-10)
Address at the Opening Ceremony of the NAE-CAE Joint Workshop on Global Navigation Satellite Systems (GNSS)--Zhou Ji (11-12)
Introductory Remarks--Charles M. Vest (13-14)
WORKSHOP PRESENTATIONS (15-16)
Development of the BeiDou Navigation Satellite System--Ran Chengqi (17-24)
U.S. GPS Policy, Programs, and International Cooperation Activities--David A. Turner (25-34)
Research Report on GNSS Interoperability--Lu Xiaochun, Lu Jun, Bai Yan, Han Tao, and Wang Xue (35-74)
The Interchangeability Problem: Signals, Coordinate Frames, and Time--Rita M. Lollock, Thomas D. Powell, and Thomas A. Stansell (75-82)
COMPASS/BeiDou Coordinate and Time Reference Systems--Yang Yuanxi, Tang Jing, and Han Chunhao (83-94)
A Global Safety of Life Service from Multiple GNSS Constellations--Per Enge (95-104)
Monitoring and Assessment of GNSS Open Services--Jiao Wenhai, Ding Qun, Li Jian-wen, Lu Xiaochun, and Feng Laiping (105-118)
Alternative Position, Navigation, and Timing: The Need for Robust Radionavigation--Mitchell J. Narins, Leo V. Eldredge, Per Enge, Sherman C. Lo, Michael J. Harrison, and Randy Kenagy (119-136)
Analysis of the GNSS Augmentation Technology Architecture--Chen Jinping (137-146)
Impact of Intentional, Low Power, In-Band, Personal Privacy Devices (PPDs) on Aviation--A.J. Van Dierendonck (147-152)
GNSS Open Signals Interference Issues and Countermeasures--Du Xiaodong, Wang Feixue, and Nie Junwei (153-166)
Present and Future Applications of COMPASS Navigation Satellite System--Tan Shusen (167-178)
Application of GNSS to Environmental Studies--Penina Axelrad (179-188)
Recent Progress on GNSS Seismology--Liu Jingnan, Fang Rongxin, and Shi Chuang (189-198)
Precision Agriculture: Opportunities and Challenges--Michael O'Connor (199-206)
Integrity Lessons from the WAAS Integrity Performance Panel--Todd Walter, Per Enge, and Bruce DeCleene (207-228)
Breaking the Ice: Navigation in the Arctic--Grace Xingxin Gao, Liang Heng, Todd Walter, and Per Enge (229-238)
APPENDIXES (239-240)
Workshop attendees [photo] (241-242)
Appendix A: Workshop Agenda (243-246)
Appendix B: Workshop Summary Record (247-250)
Appendix C: Biographical Information (251-264)
Appendix D: Acronyms (265-268)

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OCR for page 13
Global Navigation Satellite Systems Introductory Remarks CHARLES M. VEST President National Academy of Engineering On behalf of the U.S. National Academy of Engineering (NAE), I want to thank the Chinese Academy of Engineering (CAE) for hosting this joint workshop on the future of Global Navigation Satellite Systems (GNSS). This is one of several joint activities our two academies have undertaken. We are especially proud of our work together to establish the ongoing China–U.S. Frontiers of Engineering symposia to advance knowledge and personal relationships across engineering disciplines and between nations. We also look forward to our continuing work together on such important topics as renewable energy and synthetic biology. In today’s world with its globalized economies and common challenges, great nations and organizations both compete with each other and cooperate with each other. Competition drives excellence, but increasingly cooperation is even more important, especially between organizations such as ours that are dedicated to advancing technology for the common good of humanity. We have one world, and only one set of global resources. It is important to work together on satellite navigation. Competing and cooperation is like Yin and Yang. They need to be balanced. The NAE hopes that this workshop will stimulate greater cooperation between our two countries as we deploy and refine our GNSS systems and operations. Providing broader and more redundant coverage and operation would help GNSS provide better tools for science and technology, ranging from precise measurements of geological motions to more efficient agriculture that requires less water and minimizes fertilizer use. We also hope that we can stimulate cooperation in guarding against inappropriate interference of other signals with GNSS, and that

OCR for page 14
Global Navigation Satellite Systems further scientific and engineering interactions between our respective experts will follow this workshop. Above all, we hope that we can work toward maximum benefits for human safety that GNSS can provide. The NAE very much appreciates the CAE’s generous hosting of this workshop. Our delegation all looks forward to learning and working together with you.