O SG i关键技术及其应用研究

摘要

The paper summarizes and shares the current key technology of OSGi including the hierarchical model, the extended func-tion, the realization framework and the technical features.It illustrates OSGi's special advantages in service-oriented development of the modern information application system by giving examples and combining the three typical application fields, namely medical and health service, scientific research platform construction and remote information processing.%总结和分析目前OSGi关键技术，包括分层模型、扩展功能、实现框架和技术特点，结合医疗卫生服务、科研平台建设和远程信息处理3个典型应用领域，举例说明OSGi在以服务为导向的现代信息应用系统开发中的独特优势。