Augmented reality technology is a hot research topic in recent years. Augmented reality is a technology of
synthesizing virtual objects generated by the computer or other information to the real world felt by the user. It is a
supplement to the real world, rather than the completely replacement of the real world. Displaying technology and
tracking registration technology is key technologies in the augmented reality system, and is the focus of the study. This
article briefly describes the displaying technology, and the tracking registration technology.
AJAX is an emerging presentation layer technology of Web, which allows dynamic, fast, and flexible Web
application procedures to be built. AJAX can eliminate the dependence on the form in the tradition HTTP
communication mode, which can achieve a fast and lightweight asynchronous communication. This paper firstly
introduces the work principle of the AJAX technology, and combines the AJAX technology with the Web services
technology to design a new Web application framework based on AJAX, to achieve an asynchronous communication of
the browser directly with the back-end services.