三星的基于nand flash的文件系统的专利，对于理解U盘虚拟映射技术有很大帮助。-Samsung nand flash-based file system patents, understanding virtual U-mapping technique is very helpful.

Nand Flash的分区管理方法，包括二进制分区和文件系统等-Nand Flash partition management methods, including binary partition and file system