communications

To 6G and beyond: engineers unlock the next generation of wireless communications

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The new filter, which is about the size of a quarter, could revolutionize wireless communications. Credit: Troy Olsson, Xingyu Du In the early 2010s, LightSquared, a multibillion-dollar company that promised to revolutionize mobile communications, went bankrupt. The company couldn’t figure out how to prevent its signals from interfering with those of GPS systems. Now Penn … Read more