本文比较了嵌入式系统中拼音输入法和笔画输入法的优缺点,介绍了嵌入式系统中的 中文输入法的基本设计思想。本文重点介绍拼音输入法的设计思想,并针对传统拼音输入法设计的弊端,提出了一种折中的思想,不仅可以很大程度地提高查找效率,而且用的存储器空间大小也比较合理,在输入法设计的过程中考虑到了输入法的可扩充性。 关键词:嵌入式系统;中文输入法;拼音输入法;笔画输入法 Abstract:This paper compared the advantage and disadvantage between Chinese PinYin input method and BiHua input method in embedded system. This paper have put forward a new kind of method, which can not only improve the efficiency of the input method, but also can limit the memorizer in a reason size. Furthermore,this method have fully considered the extension of the new input method. Key words:embedded system;Chinese input method;PinYin input method;BiHua input method