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Key technologies in digital twin of railway wireless network

The railway system will continue to integrate global positioning systems (GPS), artificial intelligence (AI), and other technologies to improve safety, comfort, affordability, and eco-friendliness. This puts forward higher ...

Undersea cables are the unseen backbone of the global internet

Have you ever wondered how an email sent from New York arrives in Sydney in mere seconds, or how you can video chat with someone on the other side of the globe with barely a hint of delay? Behind these everyday miracles lies ...

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Scientists enhance wireless communication with three-dimensional processors
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Engineering
Researchers create new compound to build space-age antennas
Internet
Scientists develop a high-precision router
Business
AT&T says the outage to its US cellphone network was not caused by a cyberattack
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A light source device to address the current data explosion
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Combating fractional spurs in phase locked loops to improve wireless system performance in beyond 5G
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Fiber optic cables are an effective way to detect tsunamis, researchers show
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ESA shipping container's laser link to space
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Comcast to stop using '10G' to describe its internet network. What is 10G anyway?
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Investigating communication breakdown due to self-heating effect in bulk acoustic wave filters
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European public TV networks launch free-to-air sports streaming platform under Eurovision banner
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Photonics-based wireless link breaks speed records for data transmission
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Developing a radar network for safe flight operations at vertiports
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Here's why you may still experience spotty cell service
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How E. coli get the power to cause urinary tract infections
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Stony coral tissue loss disease is shifting the ecological balance of Caribbean reefs
Archaeology
Call of the conch: Archaeologists suggest Indigenous Americans used sound to organize local communities
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ESA shipping container's laser link to space

ESA's very latest laboratory extension is portable in nature: Hosted within a standard shipping container, this ESA Transportable Optical Ground Station, ETOGS, can be transported all across Europe as needed, to perform laser-based ...

Here's why you may still experience spotty cell service

Many consumers, telecommunications experts, and even reporters nationwide who have been the questions: Why is my cell service still so bad in 2024? And is it getting worse, or am I just noticing it more?