AI/Machine Learning (ML) for PNT
Using AI/ML techniques to support PNT solutions within devices and systems to improve capabilities for warfighters and military platforms. Novel approaches to provide capabilities for situational understanding, battle-field management and decision making, PNT system performance, integrity monitoring, and other NAVWAR activities. Improvements to operations from big data methodologies and PNT data fusion between entities.

NEW! Alternative Satellite Navigation (SatNav)
Navigation technologies and techniques to augment and provide resilient alternatives to traditional GNSS, including datalink-based navigation (e.g., comm/nav convergence). Topics include: system design and constellation performance analysis, multi-constellation fusion, and status on Alternative SatNav services and user equipment.

Anti-Jam and Anti-Spoofing Technologies
Signal processing, integrity, sensor fusion, and other techniques to mitigate jamming and spoofing of GNSS receiver-based and other RF-based PNT sources. Abstracts also might include novel antenna designs.

Application/Impact of PNT Technologies in the Homeland Critical Infrastructure
The use of PNT technologies in the critical infrastructure with emphasis on discussing usage, vulnerabilities, and providing mitigating solutions to safeguards against threats to the critical infrastructure. The growing use of PNT along with potential threats and vulnerabilities to the critical infrastructure such as the electrical grid, communication, transportation, finance, and emerging infrastructure for domestic employment of UAV systems.

Applications of Time Transfer and Dissemination
Warfighter systems are reliant upon Precise Time and Frequency (PT&F) synchronization/ syntonization for communicating, networking, positioning, etc. These needs are currently supported by GPS or alternative time-keeping systems that consist of high-precision clocks synchronized by time dissemination. This session invites presentations on the use of time transfer/dissemination: time transfer, timescales, timekeeping, synchronization techniques, ranging measurements, and other applications of interest to DoD applications.

Complementary or Alternative PNT
Navigation technologies and techniques that replace or supplement traditional GNSS/INS for resilient PNT in degraded or denied GNSS environments. Technologies of interest include but are not limited to: vision-aided navigation for ground and air applications, celestial navigation, non-GNSS RF signals (e.g., signals of opportunities), quantum sensors, datalink-based navigation (e.g., comm/nav convergence), and navigation using natural sources and phenomena. Novel techniques to optimize navigation accuracy through mission planning, dynamic path planning, and for collaborative operations is also of interest.

GPS in Military Applications/NAVWAR
Integration of GPS into new and existing military systems; precision weapon delivery and military applications in land, sea, air, and space using GPS; and development of new military GPS and auxiliary sensor hardware.

Inertial Navigation Technologies
Promising developments in inertial navigation technology offer significant performance improvements and/or lower Size, Weight, Power and Cost (SWAP-C), expanding the military application space.  Advancements leading to extremely precise/low SWaP-C inertial navigation devices such as the latest developments in cold atom physics,  materials processing, device and electronics minimization, manufacturing technologies, new interface standards, component integration and algorithms.

Integrity and Assurance
PNT systems play a critical role in virtually all military systems. Integrity/assurance is becoming  a principal requirement in all systems to ensure the mission is completed successfully and reduce  the risks to our warfighters. Their design must include the capability to assess sensor inputs, detect anomalous/threat conditions, and mitigate properly to retain resilience. This session will cover the requirements for PNT integrity/assurance in various military systems, system functional allocation, algorithm development, design approaches, and review performance results from demonstrations.

Magnetic and Gravity Anomaly-Based Navigation
Research, development, implementation, and testing of magnetic and gravity anomaly-based navigation (MagNav and GravNav).  This includes efforts to overcome key challenges associated with MagNav/GravNav including: effective use of existing magnetic and gravity anomaly reference data and efficient generation of new reference data; advanced calibration techniques to improve accuracy in all domains (air, maritime, and ground); improved approaches for generation and integration of relative and absolute navigation solutions; and novel magnetic scalar and vector sensors as well as gravimeters.  Presentations spanning from theoretical to applied with test results are encouraged given the significant investments currently being made in this technology.

Military GPS Receiver Equipment – Prototyping
The latest information on research and prototyping of military GPS receivers. Topics may include receiver architectures, design considerations, upgrades from current technology, challenges and opportunities related to specific hardware and software instantiations, and updates from on-going developmental activities. Area of focus can include results from modeling and simulation, laboratory testing, and field exercises at the engineering and operational levels.

Military PNT User Equipment – Program of Records
The latest information concerning ongoing Programs of Record (PoRs) in the area of Military PNT User Equipment, including standalone satellite navigation receivers and integrated PNT capabilities. Topics will include status of Military PNT user equipment development, test, integration, qualification, and fielding efforts from both contractor and government representatives.

Modeling and Simulation
Investigates multiple levels of modeling PNT systems, from sub-system modeling to weapons platform effectiveness modeling.  This includes: GNSS, INS, complementary sensor, and filter models capable of assessing advanced algorithms/integrated systems, platforms, environments and battlefield operations; presentation of hardware-in-the-loop simulation capabilities that use software-defined receiver technology or other active/passive techniques for laboratory evaluation; and interfacing of PNT and mission/campaign modeling, force-on-force, and simulation capabilities for effectiveness modeling for the assessment of the benefits/impacts to warfighters and their commander.

Multi-GNSS Receivers for Military Applications
Recent technology developments have explored the combination of military GPS signals with foreign GNSS and commercial GPS signals. The complementary benefits of multi-GNSS include improved accuracy, integrity, availability, frequency diversity, and continued operations in GPS degraded environments. Military applications require considerations for signal assurance and security. Efforts entail concept development, analyses, modeling and simulation, and/or demonstrations. The future of military multi-GNSS receivers includes those, which track and use military signals from multiple GNSSs as well as those which combine both military and civil signals from multiple GNSSs. This explores the use and integration of additional terrestrial or space-based cooperative signals for timing, ranging, or augmentation with military multi-GNSS receivers.

Navigating in Challenged Environments (e.g., Urban, Indoor and Sub Surface-Navigation)
Certain environments (e.g., GPS denied conditions, high multipath locations, underground/cavernous environments, poor terrain (mountainous/canyons), or urban/indoor environments, etc.), require creative solutions.  Often these solution add Size, Weight, And Power and Cost (SWAP-C) to systems, which is of particular concern to disadvantaged users (e.g., UAVs, UUVs, UGVs, Autonomous UGVs (i.e., robots), missiles, dismounted soldiers, etc.).  This session investigates navigating in challenged environments, with particular emphasis on low SWAP-C.

Novel Clock Technologies and Timing Applications
Many atomic clock products have been designed to strike a balance between performance and cost. Development efforts to employ current and novel atomic clock architectures based on optical transitions, laser cooling, and ion trapping, for example, are underway. These efforts seek to produce rugged high-precision clocks for handheld, infrastructure, aerospace, and space-based applications. This session addresses timing device and system approaches, including advanced clocks and timing applications for military systems.

Operational Military SatNav Services: Fielding, Operational Status and Modernization
The fielding, operational status and modernization of SatNav services that are either U.S. government Programs of Record or currently operational commercial offerings employed by the military.  The top-level attributes and status of technologies that have transitioned to a Program of Record or other Operational Source/Service are included under this topic; technical details are better suited for Space-Based PNT Services sessions. Topics include: satellite navigation sources (GPS and new military capabilities), control segment and monitoring capabilities, PNT situational awareness from USG space assets, and other new USG satnav services.

Operational Systems and Field Testing: Live Demonstrations
Live demonstration of platforms to support PNT for the warfighter, with particular focus on open architecture solutions which allow incorporation of alternate or revolutionary technologies. Demonstrations may include real time component demonstration, video of demonstration, and demonstration of SWiL/HWiL. Demonstrations may include, but are not limited to: human-in-the-loop, PNT sensors and algorithms; or novel approaches to deal with known limitations of current solutions, such as simplified keying solutions, user friendly interfaces, context aware energy conservation, field testing, etc. Encouraging demonstrations of technologies at varying stages of technology readiness levels (TRLs 4-6). Demonstrations are 40 minutes in length, with traditional presentations being limited to no more than 10 minutes, and interactive demonstration being utilized for the rest of the time.

PNT for Autonomous Systems
Autonomous systems like UAS, robots, and some marine vessels are especially reliant on PNT. Topics include autonomous systems, leveraging of AI and machine learning for full system autonomy and PNT, challenges of using autonomous systems in military environments, and the development of PNT solutions for high volume and attritable platforms. These systems will be operating either independently or in collaborative groups performing tasks, where the PNT systems will need to adapt to the surroundings and make use of the sensors and signals that are functional in the area. Safety, resiliency and OPTEMPO are vital in the definition of the requirements for the PNT system for military autonomous systems.

NEW! PNT in Military Applications/NAVWAR
Information concerning the use of PNT in military applications ideally with a focus on navigation warfare.  Includes lessons learned, challenges, and opportunities concerning use of military PNT in modern-day operations as well as future (near and far term) concepts of operations. Other items may include demand signals from the warfighter for current and future capabilities.

NEW! PNT Integration into Platforms
Reports concerning the latest information on PNT platform integration efforts and explores approaches that address challenges associated with platform integration. Platform integration in all domains (air, sea, ground, and space) with particular interest in approaches that address the challenges of competing platform PNT requirements (e.g., rapidly changing requirements to address evolving threats vs. slower changing, costly to implement safety critical airspace and/or vehicle control requirements). Planned and on-going platform integration efforts, techniques for platform integrations including MOSA and other open architecture approaches. Lessons learned from testing/fielding activities – from both contractor and government representatives.

PNT Open Systems Architecture
Threats to PNT systems are evolving at increasingly faster rates, driving the need for PNT systems to be adaptable to stay ahead of this evolving threat. Open System Architectures (OSA) for PNT can be structured to provide frameworks for affordable adaptable PNT systems. Adaptable PNT systems provide the ability to insert capability, countering threats and providing resilient solutions. This session covers research, development, procurement, integration and sustainment of OSA PNT concepts and systems (software, hardware, backplanes, interfaces, etc.), including applications of VICTORY, PNTA, FACE, OMS, SOSA and more.

PNT Situational Awareness
PNT Situational Awareness (PNT-SA) refers to the detection, characterization, attribution, and geolocation of intentional, unintentional and naturally occurring threats to PNT. PNT-SA can detect threats to allow for engagement of measures that afford increased robustness and resiliency, to recognize the presence of threats, and to inform decisions as well as tactics, techniques, and procedures (TTPs) among multiple other use cases. The goal of this session is to bring together government, industry, and academia to discuss the state-of-the-art capability and plans to exploit a variety of sensor and data sources (from publicly available cellular data and multi-INT), new algorithms, and visualization schemes for PNT-SA in support of a variety of government and safety-of-life applications.

Precision Guided Munitions PNT Technologies
Precision Guided Munitions experience self-induced and/or naturally occurring harsh environments, requiring the use of advanced techniques for maintaining accuracy and ensuring survivability of the electronics during use. Presentations might address innovative design concepts, challenging performance and environmental requirements, laboratory and flight test results, compensation methods, alignment/initialization techniques, and size constraints/miniaturization as well as other issues. Some situations include high dynamic (i.e., hyper velocity) environments, extreme temperatures, spinning systems, high-shock, countering plasma effects, radiation hardening, and others.

Protection and Security of PNT Mission and Systems
Explores the challenges faced by our military and homeland security systems. Both space and ground based PNT systems face unique challenges from spectrum, cybersecurity, and supply chain vulnerabilities. Topics include: various technologies used for spectrum protection and supply chain vulnerabilities, distinctive cybersecurity and mission security challenges faced by our integrated system of systems, and technologies utilized to secure and protect those systems and missions.

NEW! Quantum PNT
Explores the current progress in ruggedization, integration, and fielding of quantum sensors in relevant environments to address PNT missions across the military and intelligence community.  This session explores quantum sensors—including advanced gyroscopes, accelerometers, and magnetometers and their PNT performance.  Of particular interest is technology demonstrated in operational environments detailing military utility, concepts of operation, and pathways for deploying these next-generation PNT systems to the warfighter.

NEW! Satellite Navigation (SatNav) System Experimentation
Experiment plans and results for SatNav systems other than GPS and GNSS. Systems can be government or commercial endeavors; experiments can be at system or subsystem levels.

Signals of Opportunity (SoOp)
The use of Signals of Opportunity (SoOp) (i.e., non-traditional PNT signals) as a source of positioning, navigation, or timing.  Topics include: unique and novel applications, experimentation, use in operational environments, and integration challenges and solutions (i.e., multi-band antenna solutions in small form factor applications).

Space Applications for Cislunar and Beyond
Applications of PNT systems on space platforms for cislunar or beyond GEO (XGEO) activities, including the use of navigation services and sensors to aid primary objectives of guidance, navigation and control (GNC) or bus and payload timing functions. This encompasses, but is not limited to: orbit determination; attitude determination; trusted autonomous systems; and application objectives such as space exploration, mapping, lunar resource identification and extraction, situational or domain awareness, and advances in cislunar user equipment. This session also includes the advancements of enabling technologies applied to cislunar PNT service volume architecture, reference frame, time transfer, time keeping, service monitoring, sustainment, and resiliency.