error detecting code meaning in Chinese

错误检测码
错误校验码
检错码
误差检测码

The research area covered by the thesis includes embedded system design , hardware infrastructure of embedded gis system , architecture of nand flash , error detect code / error check code and there algorithm , journal file system , gis file index , wear leveling for nand flash , file system page cache and write delay , dynamic compression in file system etc . first , the thesis first analysis the embedded gis status in quo , technology background , difficulty it facing
本文研究领域涉及嵌入式系统开发、嵌入式gis系统软硬件框架、 nand芯片体系结构、差错检测差错校验( edc ecc )算法、日志文件系统、文件索引、芯片擦写平衡、文件系统页面cache与延迟写技术、文件系统实时压缩等技术。