PIN Diode switch is a kind of widely used microwave semiconductor control device. High frequency, broadband, multi throughswitch are the places where design difficulties lie.
PIN开关是一种广泛采用的微波半导体控制器件,高频、宽带、多掷一直是其设计难点所在。
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It USES a special "card" system to display open apps and features, allowing a user to cycle through them easily and switch back and forth between apps.