METHOD OF SELECTING AERIAL OBJECTS EXTENDED ALONG THE AZIMUTHAL COORDINATE AGAINST THE BACKGROUND OF POINT SMALL-SIZED AERIAL OBJECTS
2024-05-02
专利权人TSENTR KONS BYURO APPARATOSTROENIYA YSC (KONS-Non-standard)
申请日期2024-05-02
专利号RU2835850-C1
成果简介NOVELTY - Invention relates to radar methods of obtaining information on air objects and is intended for selecting air objects (AO) of large azimuthal length. In the disclosed method, in the process of scanning space by scanning the antenna directivity characteristic (ADC) along the azimuth, private arrays of reflected signals are recorded for each range and each pre-assigned azimuthal sector, and then analysing in each pair of adjacent by number of azimuthal sector arrays number M successively fixed reflected signals exceeding detection threshold. To track reflected radio pulses exceeding the detection threshold, signals with linear frequency modulation and compression of these signals in a matched filter are used. Criterion for belonging to objects with a large azimuthal length is the fact of presence in an adjacent pair of reflections of the number of M successively following reflected compressed pulses, which exceed the detection threshold, which is greater than the number of N=Θβ/(ωβTp), where ωβ is angular speed of rotation of ADC, Θβ is the width of the ADC of the radar, Tp is pulse repetition period. USE - Radar. ADVANTAGE - Development of method of selection of aerial objects extended in azimuthal coordinate against background of point small-size aerial objects on the basis of counting of number of pulse amplitude exceeding, reflected by object at fixed distance during period of antenna directivity characteristic (ADC) finding in adjacent azimuthal sectors of view. 1 cl, 6 dwg
IPC 分类号G01S-013/26 ; G01S-013/50 ; G01S-007/292
国家俄罗斯
专业领域信息技术
语种英语
成果类型专利
文献类型科技成果
条目标识符http://119.78.100.226:8889/handle/3KE4DYBR/16909
专题中国科学院新疆生态与地理研究所
作者单位
TSENTR KONS BYURO APPARATOSTROENIYA YSC (KONS-Non-standard)
推荐引用方式
GB/T 7714
MITROFANOV D G. METHOD OF SELECTING AERIAL OBJECTS EXTENDED ALONG THE AZIMUTHAL COORDINATE AGAINST THE BACKGROUND OF POINT SMALL-SIZED AERIAL OBJECTS. RU2835850-C1[P]. 2024.
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