This paper first presents a study on the concept and contents of Digitized Battlefield, then discussed the architecture of Digitized Battlefield, the design methods of how to make an interconnection and interoperation in the system. In this section, a conclusion is drawn that the most important step to organize a Digitized Battlefield System is to combine modern open-system technology with the special military requirements, and study the architecture of the system, the standard and the regulation of the information interface in different depth.