This paper preliminarily studies the capacitive multi-touch technology and analyzes how Apple achieve multi-touch technology.Through these, this paper designs brief and feasible device structures and opens up the corresponding multi-touch algorithm.Although the program cannot be comparable with true multi-point touch, its striking features are simple, feasible,easy to implement and low cost.%对电容式多点触摸技术进行了初步研究,探索了苹果公司多点触摸技术的实现方法,设计了简易可行的器件结构,并开辟了相应的多点触摸算法.该方案虽无法和真正意义上的多点触摸相媲美,但具有结构简单、成本低且易于实现等优点.
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