低轨卫星行业研究系列之四：卫星星座组网加速，商业应用不断拓展

Investment Rating - The report maintains a "Buy" rating for the aerospace sector, particularly focusing on low Earth orbit (LEO) satellite communications and applications [5]. Core Insights - The construction of low Earth orbit satellite constellations is accelerating, with increasing competition for orbital and spectrum resources. LEO satellites are becoming a core direction for commercial space development due to their low latency and global coverage advantages [1][2]. - The industry is transitioning from traditional C and Ku frequency bands to higher frequency bands like Ka to support high-throughput data transmission. This shift is essential for meeting the growing demand for quality communication services in mobile applications and the Internet of Things (IoT) [1][2]. - The commercial application scenarios for satellites are expanding beyond traditional communication to include IoT, aviation, maritime, and emergency disaster reduction, indicating a significant market potential [3]. Summary by Sections 1. Industry Overview - LEO satellites are favored for real-time communication and global IoT connectivity due to their low transmission loss and delay. The competition for LEO orbital resources is intensifying as countries accelerate their satellite deployment efforts [1][19]. - The report highlights the importance of satellite platform and payload technology advancements, which are driving improvements in satellite performance and reductions in manufacturing costs [2][4]. 2. Commercial Applications - The report emphasizes the diversification of satellite applications, with examples like Starlink, which has developed a multi-faceted business model including home broadband, mobile services, and aviation maritime communication [3][66]. - The advancements in hyperspectral payload technology are opening new avenues for satellite applications in mineral exploration and agricultural monitoring [4][25]. 3. Investment Recommendations - The report suggests focusing on the mobile application and IoT markets, as well as the satellite navigation sector, particularly in areas like vehicle networking and wearable device navigation [4][27]. - It identifies key companies to watch in the satellite and rocket sectors, including Shaanxi Huada, Shanghai Port, and others, as they are positioned to benefit from the upcoming surge in satellite launches [4][66].