弹载SAR回波模拟关键参数并行计算方法  

Parallel Calculation Method for Key Parameters of Missile Borne SAR Echo Simulation

作　　者：孙厚鹏 Sun Houpeng(School of Information,North China University of Technology,Beijing,100144,China)

机构地区：[1]北方工业大学信息学院,北京100144

出　　处：《仪器仪表用户》2023年第11期12-15,共4页Instrumentation

摘　　要：针对SAR雷达回波模拟,本文首先介绍回波模拟信号的产生原理,然后根据回波模拟信号的计算方法,针对其中的关键参数给出具体的计算流程。结合TMS320C6678多核DSP架构,对系统的任务进行合理划分并实现多核同步,提出了一种基于多核并行的SAR雷达回波模拟关键参数计算方案。最后,通过数据的对比,验证本文所提方案的有效性与实时性。For SAR radar echo simulation,this article first introduces the principle of generating echo simulation signals,and then provides a specific calculation process for the key parameters based on the calculation method of echo simulation signals.Combining the TMS320C6678 multi-core DSP architecture,the system tasks are reasonably divided and multi-core synchronization is achieved.A key parameter calculation scheme for SAR radar echo simulation based on multi-core parallel is proposed.Finally,the effectiveness and real-time performance of the proposed scheme are verified through data comparison.

关 键 词：多核并行 回波模拟 合成孔径雷达 

分 类 号：TN955.2[电子电信—信号与信息处理]