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作者机构:KDD R&D Labs Radio Commun Lab Kamifukuoka Saitama 3568502 Japan Mie Univ Tsu Mie 5148507 Japan
出 版 物:《IEICE TRANSACTIONS ON COMMUNICATIONS》 (电子情报通信学会汇刊,英文版,B:通信)
年 卷 期:1998年第E81B卷第7期
页 面:1535-1541页
核心收录:
学科分类:0810[工学-信息与通信工程] 0808[工学-电气工程] 0809[工学-电子科学与技术(可授工学、理学学位)] 08[工学]
主 题:adaptive array Howells-Applebaum TDMA DOA estimation digital beamforming
摘 要:The applications of adaptive arrays based on the digital beam forming technique are receiving wide attention. However, the adaptive control algorithm of the array antennas under TDMA systems is not well considered even though it requires particular consideration due to its intermittent bursts. In this paper, first, we propose a novel DOA (Direction of Arrival) estimation method which is suitable for TDMA bursts. Second, the HA (Howells-Applebaum) adaptive array based on the proposed DOA estimation method will be constructed for the terminals in the mobile communication systems using non-geostationary satellites. Then the performance of the DOA estimation method and the HA adaptive array will be examined through computer simulations and experiments.