In 5G systems, massive multiple-input multiple-output (MIMO) has been adopted in base stations (BSs) to improve spectral......

本文根据以往设计电波暗室的经验,阐述了我们建设医用电气设备电波暗室的指导原则和思考。......

Acoustic measurements or ultrasonic testing can be strongly affected by reflections or echoes from test tank walls. In o......

In real life, when a noise problem occurs, it is important to identify the cause and measure the noise of the source, si......