《校長報告書》 1978–82

Yeung ,Kai-shing 楊啓誠 ——. "On determination of frequency-dependent two-port parameters in multistage amplifiers." International Journal of Electronics, 49:3 (1980). ——. "Plotting frequency characteristics from the unfactored polynomial." International Journal of Electronics, 49:3 (1980). —— "A remark on the use of Remec's method of finding breadaway points." IEEE Transactions on Automatic Control, AC-26:4 (1981). ——. "Application of Routh's criterion to test for positive real functions." Electronics Letters, 17:11 (1981). ——. "Stability of reduced mode l obtained by truncation." Electronics Letters, 17 :11 (1981). 系内同寅合著 Co-authored Publications (Intra-department) 114 Dahele, J.S.; Lam, Y.W.; and Liao, York. ''Work-study programme in electronics." Hong Kong Engineer, 8 (1980 ), pp. 19-21. 115 Dahele, J.S. and Lee, Kai-fong. "A dual-frequency circular disc microstrip antenna with tunable characteristics." In Proceedings of the 12th European Microwave Conference(Finland ), pp. 390-395. 1982. 116 Dahele, J.S. and Lee, Kai-fong. "Characteristics of annularring microstrip antenna." Electronics Letters, 18:24 (1982), pp. 1051-1052. 117 Dahele, J.S. and Lee, Kai-fong. "Some mircowave and antenna research at The Chinese Universtiy of Hong Kong." Hong Kong Engineer, 1981.8, pp. 31-38. 118 Dahele, J.S. and Lee, Kai-fong. "Theoretical and experimental studies of the driving-point impedance of corner-reflector antennas." IEEE Transactions on Antennas and Propagation, AP-30:4 (1982.7), pp. 686-692. 119 Dahele, J.S. and Lee, Kai-fong. "Tunable microstrip antenn." (British Patent, Application No. 8207726), 1982.3. 120 Kwok, Harry H.L. and Lam Y.W. "Silicon solar cells and their terrestrial applications." Hong Kong Engineer, 9(1981). 121 Kwok, Harry H.L. and Lee, Kai-fong. "Temperature-dependence of the physical parameters of a simple transistor model." Solid-State Electronics, 23:2 (1980), pp. 185-187. 數學系 Department of Mathematics Chan, Wai-leung 陳偉良 ——. "Suboptimality in linear control systems with tim e delay." Journal of Australian Mathematics Society, B-23 (1982) pp. 428-437. —— and (Ng, S.K.). "Variational control problems fo r linear differential systems with stieltjes boundary conditions." Journal of Australian Mathematics Society, B-20 (1978). —— and (Ng, S.K.). "Optimal periodic control in linear quadratic problems." In Proceedings of the 17th IEEE Conferenceon Decision and Control 1979.1. —— and (Li, C.W.). "Controllabilities, observability and dualit y in linear systems with multiple norm-bounded controllers ." In Proceedings of the 18th IEEE Conference in Decision and Control 1979.12. —— and (Ho, L.F.). "Lower bounds and duality in the optimal control of distributed systems." Journal of Mathematical Analysis and Applications, 70:2 (1979). —— and (Ng, S.K.). "Normality and proper performanc e improvement in periodic control." Journal of Optimization Theory and Applications, 29:2(1979). —— and (Tai, C.H.). "Oscillations in a class of nonlinear retarded differential equations." Southeast Asian Mathematics Society Bulletin, 3 (1979). —— and (Tai, C.H.). "Variational approximations in energ y space for the regulator problem with time delay." Journal of Optimization Theory and Applications, 30:2(1980). —— and (Li, C.W.). "Controllability, observability and duality in infinite dimensional linear systems with multiple norm- bounded controllers. "International Journal of Control, 33:6 (1981), pp. 1039-1058. ——and (Ng, S.K.). "Minimum principle for systems with boundary conditions and cost having stieltjes-typeintegrals."Journal of Optimization Theory and Applications, 33:4 (1981), pp. 557-573. ——and (Wong, Y.K.). "State deadbeat control by linear function observer." In Preprints International Federation of Automatic Control, 8th Triennial World Congress (Kyoto), pp. 96-101. 1 (1981). ——and (Li, C.W.). "Max-Min controllability in pursuit games with norm-bounded controls." Journal of Optimization Theory and Applications, 39:1 (1982.5), pp. 89-113. ——and (Lau, C.K.). "Constrained stochastic controllability of infinite dimensional linear systems." Journal of Mathematical Analysis and Applications, 85:1 (1982), pp. 46-78. Chow, Hing-lun 周慶麟 ——. "Anote on nilpotent measures." Archiv Der Mathematik, XXXI (1978-79). 116