AppState will change between one of 'active', 'background', or (iOS) 'inactive' when the app is closed or put into the background.
Version 0.2 requires Chart.js 2.7.0 or later, and Rough.js 2.0.1 or later.
Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...