中文摘要：

就藏文输入法而言，字符是最小的输入单位，然而音节则是最基本的输入单位．该文阐述了藏文音节的结构特点并分析了藏文音节内的前加字与基字、后加字、又后加字的关联关系，并对50M藏文语料的6709466音节做了各成分间的频率统计．用关联关系建立了字丁之间的简单联想输入模式．提出了藏文音节的三种联想输入方式——前加字联想方式、基字联想方式、基字位联想方式．

英文摘要：

Characters is the smallest input unit while syllable is the basic unit for Tibetan input. This paper described the characteristics of syllable structure and analyzed the associated relation of prefixes and root, suffix, farther suffix. Their frequencies in syllable are obtained from a 50M Tibetan corpus with 6709466 syllables. Association input mode is established with associated relation between characters. Three types of association input mode which are suffix association, root association and root location association, are proposed.