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Firstly, metal grounded vias and metal plate are introduced around the patch antenna to form a bent wall, which can broaden the E-plane beamwidth from 100° to 118° at 66-76 GHz. Based on the wide-beam ...

PocketBook is a Swiss company that’s been selling eBook readers with E Ink displays for nearly two decades. But the company’s newest E Ink product isn’t designed for reading books.