美国专利和商标局（USPTO）本周二通过了一项苹果在2011年申请的“聚合键盘”的新专利。专利中描述了配备电容式触摸传感器的设备，以及可按压的机械按键，支持多级按压。由于键盘的按键采用了触摸感应表面...
United States Patent and Trademark Office (USPTO) on Tuesday passed an apple in 2011 to apply for a new patent of the polymer keyboard. The patent describes the device with a capacitive touch sensor, and a mechanical press can press the button to support multi-level press. As the keyboard keys used to touch the surface of the sensor...
