CAJ | 학술논문

针对传统监控取证系统体积大、移动性差、成本高等不足，运用嵌入式技术，视频处理技术及无线网络传输技术，设计了一种基于 ARM9的便携式网络监控取证系统[3]。该系统以 ARM9芯片 S3C2440为硬件平台，以 Linux 操作系统为软件开发平台，将 USB 摄像头采集到的图像数字化后经过 MPEG-4压缩算法的处理，通过构建嵌入式 Web 服务器[2]以及 Java Applet 技术[1]，实现了远程监控端通过 IE 浏览器对现场的监控取证，最终形成了一套集视频采集、预处理、存储、显示、传输为一体的便携式视频监控取证终端系统。
침대전통감공취증계통체적대、이동성차、성본고등불족，운용감입식기술，시빈처리기술급무선망락전수기술，설계료일충기우 ARM9적편휴식망락감공취증계통[3]。해계통이 ARM9심편 S3C2440위경건평태，이 Linux 조작계통위연건개발평태，장 USB 섭상두채집도적도상수자화후경과 MPEG-4압축산법적처리，통과구건감입식 Web 복무기[2]이급 Java Applet 기술[1]，실현료원정감공단통과 IE 류람기대현장적감공취증，최종형성료일투집시빈채집、예처리、존저、현시、전수위일체적편휴식시빈감공취증종단계통。
In view that the traditional monitoring forensics system is big ,has poor mobility and high cost ,the embed-ded technology ,video processing technology and wireless network transmission technology are used to design the portable monitoring network forensics system based on ARM 9 .The system is based on ARM9 S3C2440 chip hardware platform and Linux operating system software development platform .After the USB camera capturing digital images and MPEG-4 com-pression algorithm processing ,by building an embedded Web server and Java Applet technology ,the remote monitoring ter-minal of the on-site monitoring through IE browser is realized ,eventually a set of the portable monitoring terminal forensics system which integration video acquisition ,pretreatment ,storage ,display ,transmission is formed .