由于优异的显示特性,场致发射显示器被认为是最有发展前景的平板显示器件之一。分析场致发射显示领域的专利有助于了解该领域的技术发展动态。通过检索欧洲专利局的专利数据库,对筛选出的主要场致发射领域相关的专利进行统计分析,讨论了美国、日本、韩国、中国等的厂商在场致发射显示领域技术的发展现状和未来发展趋势,着重研究了我国场致发射显示领域专利的发展趋势和存在的问题。

With many excellent preperties, field emission display(FED) is considered as one of the most promising flat panel displays(FPD). It is useful to analyze patents for studying the development trends of FED. After selected from the patent database of European Patent Office, the main FED patents were analyzed and sorted. The FED development status and trends in the United States, Japan, South Korea, China, and other countries were discussed. Existing problems and development trends of FED patent in China were mainly discussed.