Ligado Wins FCC Approval to Operate Near GNSS Band ION GNSS+ 2020, All Virtually
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Volume 30 No. 3 Summer 2020 THE SHOW MUST GO ON IT’S BA-A-A-CK! ION GNSS+ Ligado Wins FCC Approval to 2020, All Operate Near GNSS Band Virtually Widespread congressional and industry opposition has emerged following the Fed- eral Communications Commission (FCC) approval of a controversial plan by Ligado First the Summer Olympics, then Networks to establish a terrestrial broadband network in frequencies adjacent to the the Pendleton Roundup, and now, alas, most widely used GPS band. ION GNSS+ 2020. The unanimous FCC decision, announced April 20, reversed a previous decision in It’s a virtual world after all. 2011 that denied a similar proposal from Reston, Virginia-based LightSquared until Following careful consideration, the the risk of harmful interference to GPS could be removed. That decision followed an Institute of Navigation’s (ION) Satellite extensive test campaign in 2011 overseen by LightSquared and the GPS industry that Division has decided to hold this year’s demonstrated extensive interference with GPS and other GNSS equipment operating ION GNSS+ conference and exhibi- in the L1 band centered at 1575.42 MHz. tion at the ultimate safe social distance: Many ION members took part in conducting those tests — live over-the-air, in an- entirely digitally, remotely, online. echoic chambers, and simulated — that showed widespread interference to GPS receiv- The ION reached this decision ers by transmissions at both upper and lower bands in the 1526–1559 MHz spectrum in light of COVID-19 and the as- where the Ligado wants to operate. sociated domestic and international In February 2012, the FCC moved to vacate LightSquared’s request based on the travel restrictions that make it virtu- conclusion of the National Telecommunications and Information Administration ally impossible for many speakers and (NTIA) that no practical way to mitigate potential GPS interference existed. With the participants to participate in person. backing of private investment groups that obtained LightSquared’s assets following the So, we are making the event virtually continued on page 4 possible. The Virtues of Virtual The ION believes that our new plat- FCC form is the best way to deliver a mean- Commis- sioners: ingful technical program and confer- (from left) ence experience to all participants. Jessica Rosen- ION GNSS+ 2020 VIRTUAL will be worcel, held during the original dates, Septem- Michael ber 21–25, with all activities scheduled O’Rielly, Chairman in U.S. Central Daylight Time. Ajit Pai, Brendan continued on page 6 Carr, and Geoffrey Starks FCC Media Re- lations Office The Institute of Navigation President’s Column . 2 ION Technical Represent- ION News & Notes . 20 8551 Rixlew Lane, Suite 360 ION Historian . .10 ative Spotlight . 18 Manassas, Virginia 20109 Defense Matters . 12 Corporate Profile ........ 17 Calendar . 17 PRESIDENT'S COLUMN | DR. Y. JADE MORTON COVID-19 Continues to Impact ION e have all felt the effects of what include a combination of live-streamed Dr. André Hauschild, and Dr. Santiago Whas become part of our shared in- sessions and audio-recorded presentations Perea. I would like to thank these authors ternational experience with COVID-19. uploaded with slides to the conference for taking the time to provide detailed During the pandemic, ION has website that virtual instruction of their continued to modify our methods of pro- attendees will be able excellent work. The full viding services to our members. When to view on demand. Vir- The Institute of webinars are available necessary, our programs have evolved tual attendees will also for viewing on the ION and delivery methods have been modi- be invited to participate Navigation is website at <https:// fied in what has become a highly fluid in a moderated Q&A. excited to offer www.ion.org/publica- and changing environment. Like many ION’s goal with the tions/webinars.cfm>. other organizations, the ION Executive new virtual platform an ION GNSS+ An article on page 21 Committee has “Zoom’ed” together on is to provide the ION 2020 virtual option describes these webi- multiple occasions to propose changes and GNSS community nars in greater details as based on our rapidly evolving everyday with access to the latest with the goal of well as how to sign up reality, always with our members’ inter- GNSS developments for news about future ests in mind. and premium content increasing global webinars. through an innova- accessibility. Further, ION has ION GNSS+ 2020 Virtual Option, FREE tive and timely online continued to maintain for First-Time Registrants experience. And, as part our editorial calendar. Recognizing that some won’t be able to of this objective, ION There will not be dis- attend this year’s ION GNSS+ confer- is providing virtual meeting attendance ruptions to the printing and distribution ence and exhibition due to travel and FREE for many first-time ION GNSS+ of NAVIGATION, Journal of the Institute other restrictions, the Institute of Naviga- attendees. of Navigation, that we had previously tion is excited to offer an ION GNSS+ anticipated. 2020HISTORICAL virtual option FLASHBACKwith the goal of View ION Webinars ION Launches an Online Job Board increasingION’s 50 globalAnniversary accessibility Celebration to everyone ION has hosted three webinars of whoJune wants 6, 1995, to participate. Antlers Doubletree Hotel NAVIGATION papers this past season In keeping with our core mission of ColoradoThe virtual Springs, registration Colorado option will by featuring authors Dr. Jordan Larson, advancing positioning, navigation, and ION Leaders Converse Via “Zoom”. Top Row: Elliott Kaplan, Lisa Beaty, Dr. Y. Jade Morton; Middle Row: Jan Anszperger, Steve Rounds, Dr. Frank van Graas; Bottom Row: Dr. Chris Hegarty, Dr. Sherman Lo and Dr. Frank van Diggelen ION Newsletter 2 Summer 2020 The Purpose of the ION® Founded in 1945, The Institute of Navigation is the world’s premier non-profit timing, we recently launched the ION professional society advancing the art and science of positioning, navigation Online Job Board to connect qualified and timing. job seekers with exciting employment op- . 2020 Executive Committee . portunities for our very specialized field. President: Eastern Region Vice Satellite Division Chair: Advancements in navigation technology Dr. Y. Jade Morton President: Dr. Chris Hegarty are driving the demand for talent, and Executive Vice President: Mr. Elliott Kaplan Military Division Chair: Dr. Frank van Diggelen Western Region Vice Mr. John Langer helping support this is an important role Treasurer: President: Immediate Past President: for ION. Dr. Frank van Graas Mr. Steve Rounds Dr. John Raquet I encourage you to browse the available career opportunities or post a position. How to Reach the ION® . Just sign in on the Job Board page under Telephone: 703-366-2723 Web site: ion.org The ION® National Office the “Resources” pull-down menu at Facsimile: 703-366-2724 E-mail: [email protected] 8551 Rixlew Lane, Suite 360 Manassas, VA 20109 <www.ion.org> and check it out. And please let your human resources depart- . The ION® National Office Staff . ment know about this new online job Executive Director: Program/Author Liaison/ Graphic Designer: portal. Lisa Beaty Executive Assistant: Melanie Awbrey Director of Information Miriam Lewis Newsletter Editor: Technology: Meeting Planner: Glen Gibbons Rick Buongiovanni Megan Andrews Director of Membership & Assistant Editor: Follow us on Facebook and Marketing: Brianna Snow Twitter @ionavigation. Kenneth P. Esthus Opinions expressed in ION Newsletter articles and columns do not necessarily reflect an official policy of the ION or the views of any other individual ION member(s). ® Introducing the NEW INSTITUTE OF NAVIGATION ION ONLINE JOB BOARD A Resource for Recruiting Qualified PNT Professionals Looking for talent? Looking for a new career opportunity? Visit the ION Online Job Board ion.org/job-board Summer 2020 3 ION Newsletter LIGADO continued from page 1 company’s bankruptcy, Ligado Networks will be and it is unclear what impact the to users of Global Navigation Satellite began in 2015 to reassert a modified Ligado handsets might have. There is also Systems (GNSS),” said J. David Gross- version of the plan to convert former no plan to tell commercial users or the man, GPSIA’s executive director. satellite communications frequencies into general public about the change.” Testifying at a May 6 Senate Armed a terrestrial network that could support an The FCC required Ligado to agree to Services Committee hearing, Department emerging 5G wireless telephony market several conditions to gain approval for the of Defense (DoD) officials said they were and Internet of Things applications. proposal: “surprised” and “completely caught off Ligado several years ago proposed • place its nationwide terrestrial net- guard” by the commission’s order. The creating a 23 MHz buffer zone or “guard work in bands farther away from the GPS agency had circulated a “draft” order ap- band” between Ligado and GPS frequen- band proving the Ligado plan on April 16, four cies and cutting the Ligado base station • mitigate interference by reducing days before announcing its final approval power to 9.8 dBW. These measures were power levels at its base stations to 99.3 of it. taken into account during a new round percent less than proposed in its 2015 On May 8, 23 members of the U.S. of testing by the Department of Trans- application House Armed Services Committee wrote portation (DoT) in 2016. That testing • create a guard band greater than 20 to the FCC commissioners expressing showed Ligado’s revised plan still posed an megahertz between its terrestrial service their “deep concern” over the agency’s de- interference risk to GPS receivers. and the GPS band, and guard bands be- cision. “The national security community Key to the agency’s April ruling was tween its terrestrial service and other users was unanimous in the judgement that the FCC’s announcement that it would • report base stations’ locations and approval of the use of certain portions abandon a long-established criterion for mitigate any reports of interference.