Near-field sparse array antenna beam establishment method and device

• Main Authors: PENG SHIRUI, WANG GUANGXUE, HE HUAN, LENG YI, WANG BINGQIE, YU GUOWEN, YANG HUABING, ZHANG YINAN
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2021
• Subjects: CALCULATING; COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS; COMPUTING; COUNTING; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PHYSICS; TRANSMISSION

The invention provides a near-field sparse array antenna beam establishment method and device, and belongs to the field of electronic countermeasure of unmanned aerial vehicle clusters, and the method comprises the steps: taking each unmanned aerial vehicle in an unmanned aerial vehicle cluster as an array element, and taking a reconnaissance object of the unmanned aerial vehicle cluster as a target; establishing a coordinate system based on the unmanned aerial vehicle cluster by taking the center of the unmanned aerial vehicle cluster distribution area as an original point and the plane where the unmanned aerial vehicle cluster is located as an xoy plane; constructing array element distribution of the unmanned aerial vehicle cluster in combination with constraint conditions; according to an included angle between a connecting line formed by an array element and a target in the unmanned aerial vehicle cluster and a z axis and an included angle between a projection of the connecting line formed by the array el