FAA researching advanced RAIM for GPS approaches
An official evaluation of Advanced RAIM (ARAIM), a GPS technique used in aviation receivers for safer landings and take-offs, is being conducted by the William J. Hughes Technical Center (WJHTC) of the U.S. Federal Aviation Administration (FAA).
The WAAS Test Team at the technical center has begun to …

Simulator uses GNSS to track railway positioning
A recent activity with TDE and Hitachi Rail in Italy, has developed a testbed simulator to see how GNSS can be utilised on a railway.
The Sim4Rail Project developed, verified, validated, installed and commissioned a simulation testbed, suitable for the of GNSS …

Usage of NaviC system has increased in India
The Government of India has informed that the usage of Indian Regional Navigation Satellite System (NaviC system) has increased in India. NavIC finds utilization in national projects like public vehicle safety, power grid synchronization, real-time train information system, fishermen safety, etc.
Other …

ESA plans for low-orbiting navigation satellites
ESA’s Navigation Directorate is planning an in-orbit demonstration with new navigation satellites that will orbit just a few hundred kilometres up in space, supplementing Europe’s 23 222-kmdistant Galileo satellites. Operating added-value signals, these novel so-called ‘LEO-PNT’ satellites will investigate a new …

Pentagon warns of GPS interference from Ligado broadband network
As required by Congress in section 1663 of the 2021 National Defense Authorization Act, the National Academies of Science, Engineering and Medicine (NASEM) committee recently released its study on Ligado’s planned deployment of terrestrial services and its potential to …

Consortium to develop future European land combat capabilities
Already member of the Consortium and part of the FAMOUS effort, Arquus has announced that it has been selected as a part of FAMOUS2, alongside coordinator Patria from Finland, fellow French major Defense company and partner Nexter, as well as …

UK satellite navigation signal generated
An Inmarsat-led team of companies in the UK, building on national expertise and prior experience within the group, has begun broadcasting a satellite navigation signal as part of a programme to explore the creation of a sovereign national capability in resilient positioning, navigation and timing (PNT) for the aviation and …

Chinese-made BeiDou satellite system output value hits new record
The output value of China’s BeiDou Navigation Satellite System (BDS) reached a new high of 469 billion yuan ($69 billion) in 2021, up 16.29 percent year on year, according to a white paper recently released.
The white paper, issued by the Global Navigation Satellite System …

First high-orbit GLONASS satellite in 2028
Russia plans to launch the first of the six high-orbit GLONASS satellites into orbit in 2028, according to the head of the GLONASS Application Division in the Russian space agency Roscosmos, Ivan Revnivykh. Such satellites will be able to transmit two navigational signals with code division in the L1 …

EASA publishes SIB to warn of intermittent GNSS outages near Ukraine conflict areas
The European Union Aviation Safety Agency has published a Safety Information Bulletin (SIB) warning of the increased probability of problems with GNSS in the current context of the Russian invasion of Ukraine.
The SIB proposes mitigation actions to be taken by the …