therefore the software fault tolerance techniques are heatedly discussed in literature, being an important technique for system reliability 容错,作为保障实时软件可靠性的重要技术,已经成为实时系统研究的热点问题。
the thesis analysed the chief technique problems and designed the solution algorithms, proposed measures of the software fault tolerance techniques suitable for the hardware platform of the robotic system on the base of studying the two key techniques-eddi and cfcss . first, the thesis has done the analysis in theory for the chief technique problems including basic block partition, software signature instructions generation, shadow instructions generation and instructions scheduling, proposed the algorithms suitable for the target platform . then, the thesis introduces the design process of the software fault tolerance 本文在研究了sihft的两项关键技术?复制签名检错技术和软件签名控制流检错技术的基础上,针对小型智能飞行机器人系统的硬件平台,对软件检错技术的关键问题进行了分析并给出了解决问题的算法,提出了适于小型智能飞行机器人硬件平台的软件检错技术方案。
the thesis analysed the chief technique problems and designed the solution algorithms, proposed measures of the software fault tolerance techniques suitable for the hardware platform of the robotic system on the base of studying the two key techniques-eddi and cfcss . first, the thesis has done the analysis in theory for the chief technique problems including basic block partition, software signature instructions generation, shadow instructions generation and instructions scheduling, proposed the algorithms suitable for the target platform . then, the thesis introduces the design process of the software fault tolerance 本文在研究了sihft的两项关键技术?复制签名检错技术和软件签名控制流检错技术的基础上,针对小型智能飞行机器人系统的硬件平台,对软件检错技术的关键问题进行了分析并给出了解决问题的算法,提出了适于小型智能飞行机器人硬件平台的软件检错技术方案。
the american argos satellite has done experiments on the primary anti-radiation measures of cots components, and has obtained valuable experiment datas . the software fault tolerance techniques sihft provide error detection coverage of over 99 %, attracted researchers ’ attention . the experiment has demonstrated that it ’ s possible to satisfy the requirement of space applications by software techniques without special hardwares 其中,软件容错技术sihft(softwareimplementedhardwarefaulttolerance)达到了大于99%的检错覆盖率,引起了人们的关注。这项实验说明了在不需要专用硬件的情况下,使用软件技术也能达到航天应用的可靠性要求。