Motivaticn System Degn Experiments Coodusio 和京大盛 Motivation Tapping-in-the-air: o Hands are free to interact with other objects Depth measurements provide different levels of feedbacks 4口…94至子·2刀00 Ke Sun,et al Mobisys'18 June 3.2018 Depth Aware Finger Tapping on Virtual Display 3/22. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Motivation System Design Experiments Conclusion Motivation Tapping-in-the-air: Hands are free to interact with other objects Depth measurements provide different levels of feedbacks Ke Sun, et al. Mobisys’18 June 3, 2018 Depth Aware Finger Tapping on Virtual Display 3 / 22