基于PCI总线安全隔离卡的硬件设计  

The Hardware Design of Security Separate Based on PCI Bus

作　　者：黄霄[1] 李清宝[1] 曾光裕[1] 

机构地区：[1]解放军信息工程大学信息工程学院,河南郑州450002

出　　处：《微电子学与计算机》2006年第8期156-158,161,共4页Microelectronics & Computer

摘　　要：文章给出了一种对连网计算机硬盘信息进行安全访问的安全隔离卡实现方案,介绍了基于PCI总线的安全隔离卡的组成及工作原理,详细讨论了安全隔离卡的硬件设计。该方案采用对用户透明的物理隔离技术和网络连接控制技术,可对连网计算机的硬盘信息实施有效的保护。This paper proposes an implement scheme for a Security Separate Card which can access to harddisk data of computer in security when network is ＂connected, introduces the structure and principle of the Security Separate Card which is based on PCI bus, discusses the Security Separate Card＇s hardware design.This scheme adopts the transparentto-user Gap Technology and the network connection control technology , which can effectively protect the hardware data of the computer connected to a network.

关 键 词：安全隔离卡 物理隔离 PCI9052 CPLD IDE 

分 类 号：TP339[自动化与计算机技术—计算机系统结构]