Addresses the design problems of robust L2-L∞ filters with pole constraint in a disk for uncertain continuous-time linear systems. The uncertain parameters are assumed to belong to convex bounded domains. The aim is ...Addresses the design problems of robust L2-L∞ filters with pole constraint in a disk for uncertain continuous-time linear systems. The uncertain parameters are assumed to belong to convex bounded domains. The aim is to determine a stable linear filter such that the filtering error system possesses a prescribed L2-L∞ noise attenuation level and expected poles location. The filtering strategies are based on parameter-dependent Lyapunov stability results to derive new robust L2-L∞ performance criteria and the regional pole placement conditions. From the proposed multi-objective performance criteria, we derive sufficient conditions for the existence of robust L2-L∞ filters with pole constraint in a disk, and cast the filter design into a convex optimization problem subject to a set of linear matrix inequality constraints. This filtering method exhibits less conservativeness than previous results in the quadratic framework. The advantages of the filter design procedures are demonstrated by means of numerical examples.展开更多
研究了一类区间二型T-S模型网络控制系统在拒绝服务(Denial of Services,DoS)攻击下的类切换问题。首先,通过将DoS攻击划分为S-区间(无DoS情况)和D-区间(DoS情况),设计了类似开关的事件触发通信方案,用于处理间歇性DoS攻击,以提高通信...研究了一类区间二型T-S模型网络控制系统在拒绝服务(Denial of Services,DoS)攻击下的类切换问题。首先,通过将DoS攻击划分为S-区间(无DoS情况)和D-区间(DoS情况),设计了类似开关的事件触发通信方案,用于处理间歇性DoS攻击,以提高通信效率和保持期望的控制性能。通常研究的H_(∞)控制器,尝试设计一种在类切换事件触发下的L_(2)-L_(∞)控制器。最后,构建了适当的Lyapunov-Krasovskii泛函,通过一个数值模拟仿真结果验证了该设计方法的合理性。展开更多
文摘Addresses the design problems of robust L2-L∞ filters with pole constraint in a disk for uncertain continuous-time linear systems. The uncertain parameters are assumed to belong to convex bounded domains. The aim is to determine a stable linear filter such that the filtering error system possesses a prescribed L2-L∞ noise attenuation level and expected poles location. The filtering strategies are based on parameter-dependent Lyapunov stability results to derive new robust L2-L∞ performance criteria and the regional pole placement conditions. From the proposed multi-objective performance criteria, we derive sufficient conditions for the existence of robust L2-L∞ filters with pole constraint in a disk, and cast the filter design into a convex optimization problem subject to a set of linear matrix inequality constraints. This filtering method exhibits less conservativeness than previous results in the quadratic framework. The advantages of the filter design procedures are demonstrated by means of numerical examples.
文摘研究了一类区间二型T-S模型网络控制系统在拒绝服务(Denial of Services,DoS)攻击下的类切换问题。首先,通过将DoS攻击划分为S-区间(无DoS情况)和D-区间(DoS情况),设计了类似开关的事件触发通信方案,用于处理间歇性DoS攻击,以提高通信效率和保持期望的控制性能。通常研究的H_(∞)控制器,尝试设计一种在类切换事件触发下的L_(2)-L_(∞)控制器。最后,构建了适当的Lyapunov-Krasovskii泛函,通过一个数值模拟仿真结果验证了该设计方法的合理性。
