Abstract SubmissionAbstracts should be submitted electronically via the ION Abstract Management Portal, no later than October 3, 2016. To submit an abstract, sign in at www.ion.org/abstracts. If you have not used the Abstract Management Portal before, click “Create My Account.” Once signed in, click on the appropriate meeting name and complete the form.

• Abstractsshoulddescribeobjectives,anticipatedoractual results, conclusions, any key innovative steps and the significance of your work.

• Authorswillbeprovidedwithanelectronicauthor’skit with presentation and publication guidelines in early November.

• Allauthorsattendingthemeetingarerequiredtopay registration fees.

Final ManuscriptsITM Peer Reviewed Sessions: Completed manuscripts must be uploaded to the Abstract Management Portal (AMP) by December 1. Manuscripts will be designated as a primary paper, or as an alternate paper, in the onsite program based ontheSessionChairs’peerreviewofthefullmanuscripts.Manuscripts not received by December 1 will be de-weighted. Corrected/revised manuscripts will be accepted through February 10. Papers that are not representative of the original abstract submitted will not be included in the conference proceedings regardless of whether or not they were presented at the conference; and this may affect the acceptance of future abstracts by the author. To be included in the conference proceedings final manuscripts mustmeetthepeerreviewrequirements,the author must present at the conference and pay the con- ference registration fee.PTTI Sessions: PTTI papers will not be peer reviewed. Papers not representative of the original abstract submitted will not be included in the conference proceedings regardless of whether or not they were presented at the conference; and this may affect the acceptance of future abstracts by the author. Manuscripts will be accepted through February 10.To be included in the conference proceedings the author must present at the conference and pay the conference registration fee.

Journal PublicationAuthors of appropriate papers are encouraged to submit papersforpossiblepublicationintheION’sarchivaljournal,NAVIGATION. Papers may be submitted for publication online at http://mc.manuscriptcentral.com/navigation.

Exhibit HallExhibitspaceisavailable.Boothsaresoldin10’×10’increments and include one full complimentary conference registration. For an exhibitor prospectus, or for more information, go to www.ion.org/itm/exhibits.cfm or contact Megan Andrews at the ION National Office via phone at 703-366-2723 or email at mandrews@ion.org.

Registration InformationAll full-conference registrations include technical sessions, conference meal functions and events, and access to electronic proceedings. Registration for tutorials will be additional. Individual registration benefits are non-transferable. Registration fees for registrants staying at the Hyatt Monterey, that are received and paid by January 5, start at:

• MemberRate:$870• Non-memberRate:$950• StudentRate:$400• RetiredRate:$400(emailregistration@ion.orgfor registration form)• SingleDayRate(sessionsonly,noproceedings):$450

Student Conference Registration GrantsStudent conference registration grants will be awarded on a “need basis.” The registration grant will include a full technical meeting registration to include all conference sessions, meal functions and a copy of the conference proceedings. Full-time graduate or undergraduate students who are the lead and presenting author of worthy technical paper(s) are encouraged to apply. Grants are limited and are awarded on a first come, first served basis to those meeting the criteria. Prior grant recipients are not eligible. An application must be submitted with an abstract no later than October 3, 2016. See www.ion.org for details.

Accommodations Accommodations are offered at the Hyatt Regency Monterey. A block of rooms has been set aside for conference attendees atthediscountedrateof$169pernightforsingle/doubleoccupancy. These rooms will be available until January 5, 2017, or until the block fills up, whichever comes first. A limitednumberofgovernmentrateroomsforqualifiedfederalagencies are also available. Reservations made after January 5 will be on a space-available basis and may not be at the special ION rate. We strongly encourage you to make your hotel reservations early.Save$200onyourregistrationfeesbystayingatthe conference hotel. All attendees who stay at the Hyatt Monterey, and submit their hotel confirmation number at the timeofconferenceregistration,willreceivea$200discountwhen registering for the conference. Hotel discounts cannot be applied retroactively.

Make your reservation online at www.ion.org

Make Your Hotel Reservation Today:• Online:www.ion.org• ByPhone:Call1-888-421-1442.Besuretoidentify

yourself as an ION ITM/PTTI attendee to receive the discounted attendee rate.

CALL FOR ABSTRACTS: Abstracts Due October 3, 2016

www.ion.org

ION ITM AND PTTI 2017 TeChNICAL COMMITTee

ITM General ChairSteve Rounds, John Deere

ITM Program ChairAndré Hauschild, German Aerospace Center (DLR), Germany

PTTI General ChairRyan Dupuis, Excelitas Technologies

PTTI Program ChairMichael Lombardi, NIST

PTTI Tutorials ChairJames Hanssen, USNO

Non-profitU.S. Postage

PAIDSouthern, MD

Permit No. 425

THE INSTITUTE OF NAVIGATION8551 Rixlew Lane, Suite 360Manassas, VA 20109

ITM International Technical Meeting

PTTIPrecise Time and Time IntervalSystems Appplications Meeting

January 30 - February 2, 2017Hyatt Regency Monterey

Monterey, California

www.ion.org

Co-located 2017 International Technical Meeting (ITM) and Precise Time and Time Interval (PTTI) Systems and Applications Meeting

ONE Registration Fee, TWO Technical Events and a Commercial Exhibit

INTeRNATIONAL TeChNICAL MeeTING (ITM) SeSSION TOPICSModernized and Emerging GNSSNew civil, military and governmental user capabilities and performance, including availability and accuracy improvement concepts of GPS, GLONASS, Galileo, BeiDou, QZSS and IRNSS; open and authorized GNSS services, search and rescue services, and commercial services; optimization of GNSS signal structure, codes and data message; concepts for interchangeability of GNSS constellations; analysis of system performance, mutual interference, impact on noise floor; tools for assessment of RF compatibility and GNSS signal simulators; modernized constellations characteristics and programmatic aspects, ground control and monitoring segments; performance analysis of new satellites;userequipmentarchitectureanddesign;integrationwithregionalaugmentationsystemsand use of those new systems to support future applications.Co-Chairs: Dr. Stuart Riley, Trimble and Satoshi Kogure, JAXA, Japan

Augmentation SystemsAugmentation systems to support GNSS use in various applications; developments in both GBAS and SBAS; governmental SBAS augmentation systems such as WAAS, EGNOS, GAGAN, QZSS, and MSAS; interoperability of SBAS systems with GBAS; private global and regional augmentation systems; augmentation system design,referencestationequipment,userequipmentandperformance;disseminationofintegritysupportinformation via high and low capacity data channels from SBAS and GBAS.Co-Chairs: Dr. Samer Kanafseh, Illinois Institute of Technology and Dr. Todd Walter, Stanford University

Alternative Sensors and Backups to GNSSSystems for providing navigation and/or timing capability when GNSS is not available; redundant systems toGNSSwhere backupsmay be required, such as safety of life applications; alternativeand hybrid location methods suitable for consumer products; positioning using WiFi, cellular tower ranging, RFID, Bluetooth, Near Field Communication (NFC), HD Radio/Digital Audio Broadcasting (DAB), Digital TV and other signal of opportunity; orientation and motion estimation from image/LiDAR/LaDARsequences;map/terrain/landmarkmatchingtechniques;combinationsoftheabovemethods with inertial sensor measurements; other topics may include DME, LORAN, LDACS and other forms of APNT.Co-Chairs: Dr. Wouter Pelgrum, NextNav LLC and Courtney Mario, Draper

Space-borne Applications of GNSSGNSS applications in Earth orbit; navigation on high-altitude orbits or beyond the GNSS constellations; precise orbit determination, attitude determination, radio occultation, space weather observations, satellite formation flying, en-route lunar navigation; space-service-volume definition of GPS and other GNSS and its impact on mission design, side-lobe and weak-signal tracking; dedicated space-borne receiver and antenna developments and component-off-the-shelf hardware in space; mission results of recent space missions using GNSS.Co-Chairs: Frank Bauer, FBauer Aerospace Consulting Services and Dr. Jan Weiss, UCAR

Interference and Spectrum ManagementEffects of interference on GNSS RF bands; theoretical and test results describing effects of GNSS interference on receiver performance; compatibility of GNSS with terrestrial and satellite based services, including those for telecommunications (e.g. Mobile Satellite Service – Ancillary Terrestrial Component (MSS-ATC), potential interference from electronic devices), navigation (pseudolites, repeaters, etc.) and radar; interoperability interference assessments among various GNSS systems and with non-GNSS systems, receiver design trade-offs and approaches for interference environments; spectrummanagement,policyandfrequencyprotectionissuesandapproaches.Co-Chairs: Thomas Kraus, University FAF, Germany and Dr. Olivier Julien, ENAC, France

Advanced RAIM and IntegrityNew concepts in monitoring multi-constellation GNSS integrity and continuity at the user receiver and at the ground segment;  development of monitoring and fault exclusion algorithms, protection levelderivation,andnavigationrequirementdefinitionforRAIMandARAIM;  impactonintegrity,continuity, and availability of GNSS faults (including satellite and constellation failure modes) and of external threats (such as interference and spoofing);   potential implications of future GNSS performance for automated navigation applications, including aviation, automotive, rail, and maritimetransportation; integrityofsensorfusionalgorithms;derivationofrequirementsfornewSafety-of-Life applications.Co-Chairs: Dr. Okuary Osechas, DLR, Germany and Dr. Mathieu Joerger, Illinois Institute of Technology

GNSS in Challenging EnvironmentsOperation of GNSS receivers in challenging environments like urban canyons, indoor and high-dynamics applications, etc.; effect and mitigation of signal degradation due to scintillation or foliage; weak signal processing techniques and algorithms; indoor positioning applications; mitigationof multipath in indoor and urban environments; first-responder personal navigation and urban ground-vehicle navigation; algorithms for providing robustness, test methods for characterizing performance and results of receiver testing.Co-Chairs: Dr. Fabio Dovis, Politecnico di Torino, Italy and Dr. José Ángel Ávila-Rodríguez, ESA, The Netherlands

Mitigation of Jamming and SpoofingTechniques for improving the robustness of GNSS receivers in the presence of jamming and/orspoofing;analysisof real-lifedata fromintentionalorun-intentional jammingorspoofingevents;techniquesforgeo-locatingjammersand/orspoofers;receiver-basedanti-spoofingtechniquesanduseofexternalinfrastructure;signalauthenticationtechniquesandrelatedchallenges.Co-Chairs: Dr. Jason Gross, West Virginia University and Ivan Johnston, L-3/Interstate Electronics Corporation

Multi-Sensor FusionFusion of data from multiple sensors; algorithms, test methods, and results of implementations integrating diverse sensors; coupling of GNSS with inertial sensors, odometers, radar, LiDAR, optical cameras, barometers, infrared or ultrasound sensors; use of network connected devices for navigation, including smartphones, navigation apps, GNSS-based personal navigation systems with online maps, etc.Co-Chairs: Dr. Gert Trommer, Karlsruhe Institute of Technology, Germany and Dr. Walter Lillo, Aerospace Corporation

Autonomous NavigationUse of GNSS and alternative/complementary navigation technologies (sensors, signals of opportunity, vision, etc.) for autonomous air, land, marine, or space vehicles or systems; innovative applications for unmanned autonomous systems and resulting navigation accuracyrequirements;algorithmsforpathplanning,guidance,andcontrolofautonomousvehicles;techniquesbasedonsimultaneouslocationandmapping(SLAM)anditsvariants;design of navigation algorithms and fusion architectures; safety related aspects of autonomous vehicle operation.Co-Chairs: Dr. Naser El-Sheimy, University of Calgary, Canada and Dr. Zak Kassas, University of California, Riverside

Algorithms for GNSS Processing and Sensor IntegrationNew signal processing techniques for  GNSS receivers and other navigation devicesto provide improved acquisition, robustness, accuracy, sensitivity, timeliness, or otherbenefits; processing techniques that take advantage ofmultiple GNSS signals and newsignal designs; direct position estimation, vector tracking, block processing or Bayesian techniques (particle filter) and processing techniques that take advantage of GNSSintegration with other sensors and signals: utilization of navigation data from out-of-band sources and use of high-rate, near-real-time data from scientific GNSS arrays, including the impact of new arrays; compressing, prioritizing and scheduling network reference data through limited communication channels. Co-Chairs: Dr. Jean-Marie Sleewaegen, Septentrio, Belgium and Dr. Thomas Pany, IGASPIN GmbH, Austria

High Precision GNSS–PPPNewalgorithmsandmethodsforimprovingPrecisePointPositioning(PPP)techniques;PPPwith integer ambiguity resolution; ambiguity resolution for GLONASS, Galileo and BeiDou; methods and algorithms for reliable cycle-slip detection; estimation of signal biases relevant for PPP, like fractional phase biases or differential code biases; novel numerical approaches and algorithms for PPP with multiple constellations; preserving precision accuracy in challenged urban environments; improving re-convergence after signal outages;interoperabilityofcorrectionserviceswithdifferentuserequipment;methodsforprecise prediction of satellite orbits and clocks.Co-Chairs: Dr. Javier Tegedor, Fugro Satellite Positioning, Norway and Dr. Sunil Bisnath, York University, Canada

High Precision GNSS – RTKNewalgorithmsandmethodsforimprovingRealTimeKinematic(RTK)techniques;multi-frequency,multi-constellationRTK;improvedalgorithmsforambiguityresolution;reliableambiguity resolution over long baselines; network RTK; PPP-RTK in wide areas; heading and attitude determination using multiple antennas; low-cost single frequency RTKimplementation; carrier phase multipath mitigation.Co-Chairs: Dr. Christian Tiberius, TU Delft, The Netherlands and Dr. Robert Odolinski, University of Otago, New Zealand

Atmospheric Effects on GNSS SignalsEffects of the troposphere and ionosphere on GNSS signals; impacts of the atmosphere and of space weather on the operation of GNSS; new techniques and use of GNSS foratmosphere, ionosphere or space weather monitoring for operational systems; new ground-based GNSS experiments and networks; monitoring of space and local weather for GNSS: data assimilation methods and modeling of propagation and effects; occultation of GNSS signals; storm-enhanced densities (SEDs), traveling ionospheric disturbances (TIDs), and scintillation; high, mid, and low-latitude phenomena; events from and studies of the solar minimum; case studies and multiyear statistical overviews; now-casting and forecasting space weather for aviation, marine, geodetic, and timing applications; novel technologies to model and mitigate atmospheric errors.Co-Chairs: Dr.AttilaKomjathy,NASAJPLandDr.MiquelGarcia-Fernandez,Rokubun,Spain

Receiver and Antenna TechnologyAdvancements in GNSS receivers providing advantages in terms of performance, cost, and power consumption; implementation and demonstration of advanced receiver hardware and flexible architectures as well as advances in software-defined GNSS receivers and processing methods; multi-mode, multi-frequency receivers tracking new and/ormodernized GNSS broadcasts; advances in RF front-end electronics including multi-GNSS front-ends; improved designs for GNSS antennas, arrays and antenna electronics with emphasis on size reductions, multi-frequency coverage, precision, multipath mitigationand interference suppression.Co-Chairs:Dr.RodrigoLeandro,HemisphereGNSSandDr.SanjeevGunawardena,AirForceInstitute of Technology

PReCISe TIMe and TIMe INTeRVAL (PTTI) SeSSION TOPICSPTTI PRe-CONFeReNCe TuTORIALSThe following pre-conference tutorials will be offered on January 30:

• Reference Time Scales and Traceability Concepts: Dr. Elisa Felicitas Arias

• Precision Measurements and Calibration: David Howe• IntroductiontoAtomicFrequencyStandards:Dr.RobertTjoelker• Global Navigation Satellite Systems: Dr. Pascale Defraigne• FiberBasedTimeandFrequencyTransfer:Dr.Sven-ChristianEbenhag• Earth’sTimeVaryingRotation:Dr.RichardGross

Advances in Clock Technology for PTTI ApplicationsNew advances in clocks for PTTI applications. Atomic clock design and current and expected future performance for both ground and space (satellite) applications, including microwave, optical, and chip scale atomic clocks. State-of-the art advances in mechanicalresonatorclocks(quartz,sapphire,MEMS,etc.).Co-Chairs: Dr. Robert Lutwak, DARPA and Dr. Elizabeth Laier English, National Physical Laboratory, United Kingdom

Advances in Computer Time Transfer: NTP, PTP, and Related SystemsThe two primary protocols used to deliver accurate time stamps to computer systems, the Network Time Protocol (NTP) and the Precision Time Protocol (PTP), also known as IEEE-1588.NTPandPTPtimetransferoverbothwideandlocalareanetworks,andthemeasurement and evaluation of servers, clients, and networks. Other computer time transfer systems including Synchronous Ethernet (SyncE), White Rabbit, and proprietary and proposed systems will also be explored. Co-Chairs: Lee Cosart, Microsemi and Rodney Greenstreet, National Instruments

Advances in GNSS Time TransferAdvances in GNSS time transfer, in particular time transfer with GPS, Galileo, GLONASS, and BeiDou as well as the various augmentation systems. Topics include measurements techniques (P3, PPP, IPPP, etc.), advances in receivers and antennas, systeminteroperability and multi-GNSS time transfer, and the results of time transfer campaigns and intercomparisons. Co-Chairs: Dr. Pascale Defraigne, Royal Observatory, Belgium and Dr. Judah Levine, National Institute of Standards and Technology

Advances in PTTI Measurement TechniquesAdvancesinmeasurementtechniquesandmetricsusedinPTTIapplications.Methodsfor calibrating cables, fibers, receivers, antennas, and other hardware utilized in time transfer systems; systems and techniques for the measurement of PM/AM noise;measurement methods for clock characterization (including statistics for stability analysis and forecasting clock drift/aging), and advances in measurement instrumentation.Co-Chairs: Dr. Archita Hati, National Institute of Standards and Technology and Cameron Everson, Excelitas Technologies

Advances in Time Transfer via Ground-Based Radio SignalsTime transfer methods based on signals that originate from ground-based radio transmitters. Time transfer via LF radio signals including eLORAN, MF/HF radio signals, and line-of-sight signals (FM radio, VHF, UHF, microwave). Co-Chairs: Charles Schue, Ursanav and Dr. Dirk Piester, Physikalisch-Technische Bundesanstalt, Germany

Advances in Time Transfer via Optical FibersTime transfer over dedicated optical fibers typically produces lower uncertainties than time transfer via satellites, and as such has become a preferred method for comparing optical clocks and the best microwave clocks. Optical time transfer techniques, andresults obtained over short, medium, and long distances.Co-Chairs: Dr. Per Olof Hedekvist, SP Technical Research Institute of Sweden and Dr. Dirk Piester, Physikalisch-Technische Bundesanstalt, Germany

Advances in Geostationary Satellite Time and Frequency TransferTime transfer via geostationary satellites, including the two-way satellite time and frequencytransfer(TWSTFT)methodutilizedforcontributionstoTAIandUTC.Additionaltopics include one-way transmissions and time code services from communications satellites used for television, radio, and meteorological applications. Co-Chairs: Victor Zhang, National Institute of Standards and Technology and Dr. Demetrios Matsakis, U.S. Naval Observatory (USNO)

Optical Clocks and the Eventual Redefinition of the SI SecondSince1971,thesecondhasbeendefinedbasedonmicrowavetransitionsofthecesiumatom. This definition will likely be replaced by clocks based on optical, rather than microwave,atomictransitionsthatresonateatmuchhigherfrequenciesandareexpectedto eventually improve upon the accuracy and stability of cesium clocks by several orders of magnitude. This session is devoted to optical clock designs, measurements results, and progress being made towards the redefinition of the SI second.Co-Chairs: Dr. Jeffrey Sherman, National Institute of Standards and Technology and Gregory Weaver, John Hopkins Applied Physics Laboratory

PTTI Services in Emerging NationsTohelpwithtechnologicalandeconomicgrowth,manynationsstillmustdevelopatimeandfrequencyinfrastructure. This requires the establishment of a national time standard, methods of establishingtraceability to the International System (SI), and ways of disseminating accurate time signals to the general public. This session is devoted to the development of PTTI services in emerging nations.Co-Chairs: Liz Catherine Hernández Forero, Instituto Nacional de Metrologia (INM), Colombia and Francine Vannicola, Naval Research Laboratory

The Role of PTTI in Improving GNSS Invulnerability, Reliability, and PerformanceTechniquesandmethodologiesforimprovingGNSSinvulnerability,reliability,andperformanceforPTTIapplications, in particular ways to “protect, toughen, and augment” GNSS time. Topics include methods to prevent or mitigate intentional and unintentional RF interference (jamming), the transmission offalse information (spoofing), multipath signal reflections, and GNSS broadcast errors, such as those that occurred with GPS in January 2016. Topics also include methods for satellite clocks to autonomously assessthequalityoftheirtimekeeping.Co-Chairs: Edward Powers, U.S. Naval Observatory and Dr. Jian Yao, National Institute of Standards and Technology

The Role of PTTI in Consumer Market ApplicationsPTTI applications utilized in consumer markets and products such as digital television, digital radio, streaming audio/video, indoor navigation systems, radar, the Internet of Things (IoT), transportation networks (such as Uber, Lyft, taxis, railroads) and autonomous (self-driving) vehicles.Co-Chairs: Dr. Jeffrey Sherman, National Institute of Standards and Technology and Cameron Everson, Excelitas

The Role of PTTI in Electric Power DistributionThe implementation of the “smart grid,” or an electric power distribution system that can automatically detect and react to local changes in electricity usage, is one of the largest critical infrastructure PTTI applications. This session focuses on the role of PTTI in the smart-grid, including the design, use, and calibration of phasor measurement units (PMUs).Co-Chairs: Ya-Shian Li-Baboud, National Institute of Standards and Technology and Dr. Mauricio Lopez, Centro Nacional de Metrologia (CENAM), Mexico

The Role of PTTI in TelecommunicationsThis session is devoted to the role of PTTI in the design and implementation of mobile telephone networks (CDMA, GSM, etc.), messaging systems, Wi-Fi and WiMAX, and other types of wired and wireless networks used for communications.Co-Chairs: Dr. Charles Curry, Chronos Technology, United Kingdom and Lee Cosart, Excelitas Technologies

Time is Money: The Role of PTTI in the Financial SectorThe role of PTTI in the financial sector, including methods for insuring that high accuracy, traceable, and verifiable time stamps are available at wide spread locations. Banks and financial markets rely on accurate time information to guard against fraud and protect consumers. This has become more important in recentyearsduetotheincreaseduseofelectronictradingplatformsandhighfrequencytrading(HFT).Co-Chairs: Dr. Elizabeth Laier English, National Physical Laboratory, United Kingdom and Dr. Marina Gertsvolf, National Research Council, Canada

Time Scales and AlgorithmsDescription and implementation of current and new time scales, including: time scales that include continuouslyrunningprimaryfrequencystandards,algorithmsandmethodsthatadvancethestateofthe art in clock data analysis and their applications; the generation of UTC(k) and reference GNSS time scaleswithincreasingperformance;andtheuseofKalmanfiltersandotherrobuststatisticaltechniques.Co-Chairs: Dr. Stefania Romisch, National Institute of Standards and Technology and Ken Senior, Naval Research Laboratory

Timing Laboratory Activities and UpdatesThe opportunity for timing laboratories, including those operated by national metrology institutes, military, and academic organizations; to provide updates describing their current and future PTTI activities; including UTC(k) generation and performance, time dissemination, time services, calibrations, and related research activities.Co-Chairs: Dr. Marina Gertsvolf, National Research Council, Canada and Dr. Mauricio Lopez, Centro Nacional de Metrologia (CENAM), Mexico

Timing Activities at International Agencies/OrganizationsTheopportunityforinternationalagenciesandorganizationsinvolvedintimeandfrequencymetrologyto report on recent advances and future developments. Reports from regional metrology organizations such as EUROMET, APMP, SIM, and COOMET; and standards organizations such as the BIPM, IERS, IAU, OIML, and ITU.Co-Chairs: Dr. Edoardo Detoma, LJT & Associates, Italy and Francine Vannicola, U.S. Naval Research Laboratory

Co-located ITM and PTTI 2017: ONE Registration Fee, TWO Technical events and a Commercial exhibit

www.ion.org www.ion.org

ITM/PTTI PLENARY PRESENTATIONBack to the Future: Forecasts for Time and Navigation, 1917 and 2017FollowingtheNewYear’scustomtolookforwardtothefutureandbacktoevaluatethepast,thispresentationwillexploresignificant forecastsmade in1917abouttimeandnavigationandrelatethem to the future as we envision it from 2017. Some of these predictions turned out to be amazingly accurate. Others turned out to be pipe dreams. Examples will come from science, science fiction and technical work.Carlene E. Stephens, Curator, Division of Work and Industry, Smithsonian National Museum of American History