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机载毫米波干涉测绘雷达等多个最新研究成果亮相中国航天日科普展
Xin Jing Bao· 2025-04-24 07:01
Core Insights - The event showcased various cutting-edge research achievements from China Aerospace Science and Industry Corporation, including airborne millimeter-wave interferometric radar and Ka-band SAR payloads, highlighting advancements in technology for urban planning, environmental monitoring, and satellite communication [1][2][3] Group 1: Airborne Millimeter-Wave Interferometric Radar - The airborne millimeter-wave interferometric radar won a gold award at the 10th World Radar Expo for its innovative design, providing data services for urban planning, traffic construction, and environmental protection [1] - It addresses agricultural yield estimation, water resource monitoring, and disaster management, offering all-weather solutions for natural resource monitoring and major infrastructure lifecycle management [1][2] Group 2: Millimeter-Wave Multi-Beam Phased Array Communication Payload - This payload is designed for low Earth orbit satellite communication systems, enabling global broadband internet access and multimedia communication [2] - The technology has evolved since its first application in 2018, resulting in a more mature radar antenna technology and a smaller, lighter satellite communication payload with a broader service range [2] Group 3: Luojia-2 Ka-Band SAR Payload - The Luojia-2 Ka-band SAR payload is the first high-resolution SAR in the international Ka-band, capable of all-weather ground observation and high-resolution microwave imaging [3] - It fills a gap in the international market for high-resolution SAR satellites in this frequency band, providing clear and dynamic radar images suitable for target recognition [3] - The development of this payload is part of ongoing innovation aimed at supporting natural resource surveys and disaster warning systems, contributing to national geographic mapping and carbon neutrality strategies [3]