Telecom

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 ...

Electronics & Semiconductors

Researchers create first functional semiconductor made from graphene

Researchers at the Georgia Institute of Technology have created the world's first functional semiconductor made from graphene, a single sheet of carbon atoms held together by the strongest bonds known. Semiconductors, which ...

Telecom

A K-/Ka-band planar shared-aperture beam-scanning array

With the rapid development of modern wireless systems such as radar and communications, there is an urgent need for the integrated development of multi-functional RF antennas. Since weight, size, and space placement are at ...

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