eATM Portal

Deployment Scenario Title

Alternative position, navigation and timing (A-PNT)- short term

Deployment Scenario Description Alternative position, navigation and timing (A-PNT): in the short term, this provides fallback capabilities in the event of GNSS unavailability, using an optimised DME navigation aids infrastructure as a backup.
Essential Operational Change CNS Infrastructure and Services
Maturity In development phase: Key Solutions Approaching Maturity
Applicable Operating Environment
Airport Terminal Airspace En-Route Network
2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035
Performance Contribution of the DS
Capacity Safety Environment Cost-efficiency Operational efficiency
Stakeholders affected (at least one enabler to be deployed)
ANSP AO AU Network Manager
Civil Military Civil Military Civil Military
SESAR Solutions
Solution Code Solution Title Solution Description Related Elements
PJ.14-03-04 RNP 1 reversion based on DME/DME This solution provides fallback capabilities in case of GNSS unavailability. In short term, this...
Operational Improvement Steps
OI Step Code OI Step Title OI Step Description Related Elements
POI-0032-NAV Increase Performance Based Navigation robustness (Short-Term Solution) Increase robustness of PBN applications through reversion to DME/DME navigation in case GNSS...
Enabler Code Enabler Title Enabler Description Related Elements