Views of the U.S. National Academies of Sciences, Engineering, and Medicine
on Agenda Items of Interest to the Science Services at the

WORLD
RADIOCOMMUNICATION
CONFERENCE 2019

Committee on the Views on the
World Radiocommunication Conference 2019

Board on Physics and Astronomy

Division on Engineering and Physical Sciences

A Consensus Study Report of

THE NATIONAL ACADEMIES PRESS
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This study is based on work supported by the Contract No. NN16CE01B/NNH17CE01D with the National Aeronautics and Space Administration and Grant No. AST-1720392 with the National Science Foundation. This report was prepared as an account of work sponsored by an agency of the U.S. government. Neither the U.S. government nor any agency thereof, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial product, process, or service by trade name, trademark, manufacturer, or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the U.S. government or any agency thereof. Any opinions, findings, conclusions, or recommendations expressed in this publication do not necessarily reflect the views of any agency or organization that provided support for the project.

International Standard Book Number-13: 978-0-309-46565-6
International Standard Book Number-10: 0-309-46565-6
Digital Object Identifier: https://doi.org/10.17226/24899

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Suggested Citation: National Academies of Sciences, Engineering, and Medicine. 2017. Views of the U.S. National Academies of Sciences, Engineering, and Medicine on Agenda Items of Interest to the Science Services at the World Radiocommunication Conference 2019. Washington, DC: The National Academies Press. doi: https://doi.org/10.17226/24899.

COMMITTEE ON THE VIEWS ON THE WORLD RADIOCOMMUNICATION CONFERENCE 2019

JASMEET JUDGE, University of Florida, Chair

LIESE VAN ZEE, Indiana University, Vice Chair

WILLIAM BLACKWELL, MIT Lincoln Laboratory

SANDRA L. CRUZ-POL, University of Puerto Rico-Mayaguez

MICHAEL DAVIS, Ithaca, NY

DARREL EMERSON, Tucson, AZ

TODD GAIER, Jet Propulsion Laboratory

NAMIR KASSIM, Naval Research Laboratory

DAVID LE VINE, NASA Goddard Space Flight Center

AMY LOVELL, Agnes Scott College

JAMES MORAN, Harvard-Smithsonian Center for Astrophysics

SCOTT RANSOM, National Radio Astronomy Observatory

PAUL SIQUEIRA, University of Massachusetts, Amherst

Staff

DAVID B. LANG, Study Director

JAMES C. LANCASTER, Director, Board on Physics and Astronomy

NEERAJ GORKHALY, Research Associate

LINDA WALKER, Program Coordinator

BETH DOLAN, Financial Associate

BOARD ON PHYSICS AND ASTRONOMY

BARBARA V. JACAK, Lawrence Berkeley National Laboratory, Chair

ABRAHAM LOEB, Harvard University, Vice Chair

FRANCIS J. DISALVO, Cornell University

TODD DITMIRE, University of Texas, Austin

NATHANIEL J. FISCH, Princeton University

DANIEL FISHER, Stanford University

WENDY FREEDMAN, University of Chicago

GERALD GABRIELSE, Harvard University

JACQUELINE N. HEWITT, Massachusetts Institute of Technology

WENDELL T. HILL III, University of Maryland

ALAN J. HURD, Los Alamos National Laboratory

BARBARA JONES, IBM Almaden Research Center

HERBERT LEVINE, Rice University

LYMAN A. PAGE, JR., Princeton University

STEVEN M. RITZ, University of California, Santa Cruz

Staff

JAMES C. LANCASTER, Director

DAVID B. LANG, Senior Program Officer

ANDREA PETERSON, Program Officer

NEERAJ GORKHALY, Associate Program Officer

LINDA WALKER, Program Coordinator

HENRY KO, Research Associate

BETH DOLAN, Financial Associate

Acknowledgment of Reviewers

This Consensus Study Report was reviewed in draft form by individuals chosen for their diverse perspectives and technical expertise. The purpose of this independent review is to provide candid and critical comments that will assist the National Academies of Sciences, Engineering, and Medicine in making each published report as sound as possible and to ensure that it meets the institutional standards for quality, objectivity, evidence, and responsiveness to the study charge. The review comments and draft manuscript remain confidential to protect the integrity of the deliberative process.

We thank the following individuals for their review of this report:

David DeBoer, University of California, Berkeley,

Tomas Gergely, Washington, DC,

Jeffrey S. Herd, MIT Lincoln Laboratory,

Kenneth Kellermann, National Radio Astronomy Observatory,

Melinda Piket-May, University of Colorado, Boulder,

Paolo de Matthaeis, NASA Goddard Space Flight Center,

Thomas Meissner, Remote Sensing Systems, Inc., and

Paul G. Steffes, Georgia Institute of Technology.

Although the reviewers listed above provided many constructive comments and suggestions, they were not asked to endorse the conclusions or recommendations of this report, nor did they see the final draft before its release. The review of this report was overseen by Frank D. Drake, SETI Institute. He was responsible

for making certain that an independent examination of this report was carried out in accordance with the standards of the National Academies and that all review comments were carefully considered. Responsibility for the final content rests entirely with the authoring committee and the National Academies.

Contents

1 INTRODUCTION

2 VIEWS OF THE U.S. NATIONAL ACADEMIES OF SCIENCES, ENGINEERING, AND MEDICINE ON SELECTED WRC-19 AND WRC-23 AGENDA ITEMS

Agenda Item 1.2: Power Limits for Earth Stations

Agenda Item 1.5: Earth Stations in Motion (ESIM)

Agenda Item 1.6: Non-GSO FSS Satellite Systems at 37-50 GHz

Agenda Item 1.7: Spectrum Needs for Non-GSO Satellites

Agenda Item 1.8: Global Maritime Distress Safety Systems

Agenda Item 1.9.1: Autonomous Maritime Radio Devices

Agenda Item 1.9.2: Maritime Mobile-Satellite Allocations

Agenda Item 1.13: Future Development of International Mobile Telecommunications

Agenda Item 1.14: High-Altitude Platform Stations

Agenda Item 1.15: 275-450 GHz

Agenda Item 1.16: Wireless Access between 5150 and 5925 MHz

WRC-23 Agenda Item 2.2: Radar Sounders at 45 MHz

APPENDIXES

A Statement of Task

B Acronyms