泄漏同轴电缆单模辐射频带扩展技术的研究.PDF

33 3 V o l. 33, l . 3 2006 3 A pp lied Science and T echno logy M a r. 2006 : 1009- 671X ( 2006 03- 0004 - 03 周 焱, 张 昕, 杨晓冬, 郭黎利 (哈尔滨工程大学 信息与通信工程学院, 黑龙江 哈尔滨 15000 1 : F loquet, , , , . : ; ; ; : TN 813 : A Research on the expansion technology of the single-mode radiation frequency band of leaky coaxial cable ZHOU Y an, ZHANG X in, YANG X iao-dong, GUO L -i li ( Schoo l of Inform a tion and Comm un ication Eng ineering, H arb in Eng inee ring U niversity, H arb in 150001, Ch ina Abs tract: By ana lyz ing the m odes of the rad iation o f leaky coax ia l cab le u sing F loquet T heo rem, the cond ition of the single-m ode rad iation is obtained. T hen, the restra int of h igh-order m ode rad iation is exam ined, and the particu- lar m ethods to realize the frequency expansion o f the sing le-mode rad iation o f leaky coax ial cable w ith vertica l and inclined slo ts are d iscussed respect ively. T hese m ethods prov ide a basis for the applicat ion o f leaky coax ial cable to the broadband commun icat ion. K eyword s: leaky coax ial cable; rad iation m ode; frequency expansion; w ideband comm un ication ( leaky coax ial cab le , , 1 辐射模式理论 , . 20 70, [ 1] [ 2] P, 1. , . , . 90 , [ 3 ] , ( VH F-UHF . 1 , , , , ,