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第三章汉字编码原理 PowerPoint PPT Presentation


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第三章汉字编码原理. 第三节 汉字编码原理. 一、什么是汉字编码. 汉字外码:汉字的字母数字代码 计算机人机界面:键盘 字母 数字 控制符号 功能键位. 二、汉字编码的历史发展. 广义的汉字编码是从汉字字书的编撰算起的。因为字典的编撰,离不开字的排序和检索。 字典是供人来*查阅,编码输入法是让机器到字库中去查找。都是按照某种规则排列和检索汉字*的。 可以说,早期的汉字排字检字法就是汉字编码的早期形式。比如, 笔画部首法、四角号码法、拼音查字法、笔形查字法等。. 最早的汉字代码.

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第三章汉字编码原理

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