仿生自修复电路中基本逻辑单元设计  

Basic logic cell design for the bionic self-repair circuit

作　　者：俞洋[1] 王鹤潼[1] 滕跃[1] 

机构地区：[1]哈尔滨工业大学,哈尔滨150080

出　　处：《电子测量技术》2016年第11期11-15,25,共6页Electronic Measurement Technology

基　　金：国家自然科学基金面上项目资助

摘　　要：仿生自修复是一种能够在电路运行过程中自行发现故障、自行修复故障的先进技术,在对可靠性要求较高的航空航天等领域具有广阔的应用前景。设计了仿生自修复电路中最基本的逻辑单元。该逻辑单元可以根据需求灵活配置为各种功能,发生故障时能够自动检测并向自修复控制逻辑报警,从而实现电路的自修复功能。仿真实验和硬件实验表明,所设计的基本逻辑单元能够在增加一定硬件冗余的条件下实现在线检测,并且资源消耗量较少,信号延迟低,满足仿生自修复电路的设计需求。Bionic self‐repair circuit is an advanced technique which has the abilities of on‐line fault detection and self‐repairs ,and has broad application prospects in aerospace fields which need high reliability .A novel basic logic cell for bionic self‐repairing circuits is designed in this paper .This cell can be flexibly configured according to the customer’s requirements and has the ability of on‐line testing .Simulations and hardware experiments show that the cell can implement the functions proposed by the user and the inserted faults can be detected concurrently . The hardware overhead is less than the traditional concurrent test circuits and time redundancy is acceptable .Therefore ,the design meets the requirements of bionic self‐repair circuit .

关 键 词：逻辑单元 在线检测 仿生自修复 

分 类 号：TP406[自动化与计算机技术]