* Java Platform, Standard Edition (Java SE) is designed for desktop computers. Most often it runs on top of OS X, Linux, Solaris, or Microsoft Windows.
* Java Platform, Enterprise Edition (Java EE) is a comprehensive platform for multiuser,enterprise-wide applications. It is based on Java SE and adds APIs for server-side computing.
* Java Platform, Micro Edition (Java ME) is a set of technologies and specifications developed for small devices like pagers, mobile phones, and set-top boxes. Java ME uses subsets of Java SE components, such as smaller virtual machines and leaner APIs.
요약.
Java SE : 가장 기본이 되는 Java Platform
Java EE : Java SE + Server-side APIs
Java ME : (Java SE - some APIs ) + APIs for small devices.
출처 : http://developers.sun.com/mobility/getstart/
