Touch-based games have become wildly popular on smart phones, but they pose a dilemma: either fingers obscure some of the on-screen action or valuable screen real estate must be devoted to control areas. The PS Vita portable game console solves this problem by incorporating a touch pad on the rear of the device. This pad is particularly useful for augmented-reality applications, which can overlay digital information anywhere in the field of view provided by the built-in camera.
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机译：基于触摸的游戏在智能手机上变得非常流行，但它们造成了困境：手指遮挡了一些屏幕上的动作或有价值的屏幕房地产必须致力于控制领域。 PS VITA Portable Game控制台通过在设备后部结合触摸板来解决此问题。该焊盘对于增强现实应用特别有用，其可以覆盖由内置摄像机提供的视野中的任何位置的数字信息。
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