The officers use stylus pen-based input devices to write their reports onto touch-sensitive screens.
警官们使用指示笔式输入设备在触摸屏上写报告。
Additional direct input devices include the mouse, input pen, touch screen, and microphone.
另外的直接输入装置包括老鼠，输入钢笔，触觉荧屏，和喇叭筒。
Said invention utilizes small camera to implement touch pen, so that it can better implement user's input device.
本发明利用为摄像画面特定地点的小型摄像机来实现触摸笔，因此能够更好地实现用户输入装置。
Said invention utilizes small camera to implement touch pen, so that it can better implement user's input device.
本发明利用为摄像画面特定地点的小型摄像机来实现触摸笔，因此能够更好地实现用户输入装置。
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