Press Release Category: Telecommunications

Decreasing transmission power with antenna-based focused radiation power

Credit: Shutterstock Smartphones and mobile telecommunication system are now part of everyday life. But with an increasing number of devices using mobile communication services, approaches are needed to deal with interference, power usage, and allow more users to access the network. For his Ph.D. research, Thomas Bressner shows that mobile communications system can benefit from…

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Shortwave radio in Ukraine: Why revisiting old-school technology makes sense in a war

Credit: theerapol sri-in/Shutterstock Shortly before access to the BBC News website was reportedly blocked in Russia a few days ago, the BBC announced that it was resuming the broadcasting of the BBC World Service via shortwave radio for four hours per day. It said that this was to ensure that people in parts of Russia…

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How Tasmania’s digital blackout was fixed, and how another could be avoided

Credit: Shutterstock Tasmanians yesterday suffered a six-hour digital blackout, with phone and internet services down across the state. Some radio and television broadcasts were also affected, as well as banking and electronic payment services. The impact was so severe that Tasmania’s connectivity to the rest of the world was reportedly reduced by 70%, before services…

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Musk activates Starlink internet service in Ukraine

A SpaceX Starlink satellite is seen passing in the night sky in Denmark in April 2020. Elon Musk said Saturday his company SpaceX’s Starlink satellite broadband service had been activated in Ukraine, after a Kyiv official urged the tech titan to provide his embattled country with stations. “Starlink service is now active in Ukraine,” Musk…

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First test signal of the third-generation EGNOS system successfully broadcast

Credit: Pixabay/CC0 Public Domain A team from IEEC and the Universitat Autònoma de Barcelona (UAB) has developed the algorithm to steer the signals sent from ground to the EGNOS satellites and broadcast back to EGNOS users. The companies Airbus and Indra, together with the Universitat Autònoma de Barcelona (UAB), the European Union Agency for the…

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Musk donates satellite gear to reconnect Tonga

Tonga’s telecommunications system has been severely restricted since January 15 when a violent volcanic eruption and tsunami severed its underwater fibre-optic cable. Tonga says space entrepreneur and Tesla founder Elon Musk has donated 50 satellite terminals to help the volcano-damaged Pacific island reconnect with the world. Tonga’s telecommunications system has been severely restricted since January…

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Researchers use solar cells to achieve fast underwater wireless communication

Researchers showed that high data rates can be achieved by using an array of solar cells as the detector in an underwater wireless optical communication system. Credit: Jing Xu, Zhejiang University Although solar cells are typically designed to turn light into power, researchers have shown that they can also be used to achieve underwater wireless…

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An innovative technology for 6G communication networks

Credit: Unsplash/CC0 Public Domain Carrying data streams using the terahertz (THz) spectral region could meet the ever-growing demand for unprecedented data transfer rates, i.e. terabits-per-second (Tb/s), since it offers a higher available bandwidth. However, it is extremely challenging to develop physical components that go beyond the most elementary processing functionalities for constructing future communication systems…

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ESA drone carries satellite navigation receivers to collect data

Credit: ESA-Remedia ESA’s Navigation Laboratory has a new recruit: this drone can carry different types of satellite navigation receivers to collect data for follow-on analysis. The NavLab, based at ESA’s ESTEC technical center in Noordwijk, the Netherlands, is focused on the testing, analysis and characterisation of navigation systems for both ESA and external customers. With…

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At least a year for permanent solution on 5G: US air regulator

FAA chief Steve Dickson told a congressional panel that the agency was gradually clearing more planes to fly near 5G towers, but that a full resolution was at least a year away. The United States will gradually permit more 5G telecommunications service near airports, but a long-term solution on air safety concerns will take at…

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