Brazil's railways are set to receive satellite connectivity and new push-to-talk radios in a bid to improve speed and train, vehicle and operator safety. [ + ]

Doha's new Metro lines have been equipped with Thales' integrated communications solutions as well as signalling and train control technology. [ + ]

Agriculture Victoria and NNNCo are working to roll out LoRaWAN trial sites in selected regions to enable farming communities to take advantage of enhanced connectivity. [ + ]

Inmarsat and ITC Global have announced a five-year collaboration to offer broadband connectivity solutions to customers in the maritime and offshore energy sectors. [ + ]

The 5G-TANGO, blueSPACE and 5G-PHOS projects aim to greatly improve the performance of planned global 5G infrastructure. [ + ]

A new $1.36 million artificial intelligence voice monitoring system will help emergency call-takers identify callers showing signs of cardiac arrest. [ + ]

The changes would enable emergency services to locate people in distress even when they have not made a call to the 111 emergency phone number. [ + ]

The US agency has announced "significant progress" in identifying potential spectrum sharing options for the 3450–3550 MHz band. [ + ]

The test was conducted as part of a project to validate satellite navigation using the European Galileo navigation and positioning system. [ + ]

FirstNet can call on a fleet of 72 wheeled deployables plus three flying cells on wheels and one aerostat. [ + ]

The TCCA paper covers what is required for certification of mission-critical broadband solutions, appraises current developments and outlines the next steps. [ + ]

The ACMA wants to hear from industry concerning EME rules for devices used near the head or body and operating above 6 GHz. [ + ]

The Netherlands' new C2000 TETRA emergency service communications network is now operational, following a successful migration from the old system overnight on 27/28 January. [ + ]

Alex Leadbeater from British Telecom has been appointed chair of ETSI's recently formed Industry Specification Group on Securing Artificial Intelligence. [ + ]

Leidos has chosen Rohde & Schwarz USA to provide the voice communications system for the Federal Aviation Administration's Future Flight Services Program. [ + ]