通过高超声速飞行超燃冲压发动机技术的全球专利申请量、申请时间趋势、技术构成分类、主要申请人分布等专利态势分析,把握超燃冲压发动机技术的发展脉络及发展趋势;同时通过专利技术路线图分析和技术功效分析,对高超声速进气道技术及燃烧室技术等重点技术领域进行深入挖掘。 Based on the analysis of global patent applications, trend of application time, classification of technical components, distribution of major applicants and other patent landscapes, the development trend and development trend of scramjet technology are grasped; meanwhile, through the patented technology route Map analysis and technical analysis of the effectiveness of the hypersonic inlet technology and combustion chamber technology and other key technology areas in-depth mining.