CAJ | 학술논문

多点源情形下，稀疏阵列波束通过干涉合成后的能量分布受到多种复杂因素影响，难以对交汇区域内功率分布规律进行简单的理论分析。针对这一问题，提出了稀疏点源波束干涉合成模型，阐述了有效功率点与有效功率区的概念。并深入分析有效功率区的特征，借鉴数学形态学的图像处理技术，设计了一套特征提取算法，对有效功率区个数、质心位置、面积、有效点平均间隔等特征参数进行了量化提取。仿真实验表明，该方法可以为分析与评估稀疏阵波束功率合成效果提供解决途径和理论依据。
다점원정형하，희소진렬파속통과간섭합성후적능량분포수도다충복잡인소영향，난이대교회구역내공솔분포규률진행간단적이론분석。침대저일문제，제출료희소점원파속간섭합성모형，천술료유효공솔점여유효공솔구적개념。병심입분석유효공솔구적특정，차감수학형태학적도상처리기술，설계료일투특정제취산법，대유효공솔구개수、질심위치、면적、유효점평균간격등특정삼수진행료양화제취。방진실험표명，해방법가이위분석여평고희소진파속공솔합성효과제공해결도경화이론의거。
Based on the principle of spatial power combing from the decentralized array,the concept of effective power point and effective power area was stated.The feature of effective power area was analyzed.By using mathematical morphology method,the quantitative calculation algorithm for the characteristic parameters,such as number,centre of mass,measure of area,and so on,were developed,which could provide the solution for the evaluation of the spatial power combing.