3, the optimal guaranteed control problem for a class of linear time delay systems with norm-bounded uncertain parameters is considered . the delay-independent optimal controller designing method by output feedback is achieved 3、針對一類具有范數(shù)有界不確定性的時滯系統(tǒng),研究了其輸出反饋保成本控制問題,得到時滯無關(guān)的輸出反饋保成本控制器的設(shè)計方法。