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- spacebome bistatic SAR 星载双基地SAR
- The implement steps of it bases on the bistatic SAR squint mode are studied. 并以双站SAR平飞斜视几何布局为例，分析了实现双站宽测绘带成像的具体方法和步骤。
- In addition, a bistatic SAR linear velocity bunching transfer function is obtained in the linear parameter regime. 并在线性近似条件下，求得双站SAR的线性速度聚束调制传递函数。
- The algorithm is validated for bistatic SAR with arbitrary bistatic angle geometry. 仿真表明在任意双基地角情况下，该算法均能得到很好的成像结果。
- This paper focuses on the introduction of the modeling of bistatic SAR and the RD imaging arithmetic on it. 本文主要介绍了双基地SAR的模型及RD成像算法和由距离徙动引起的距离校正原理。
- In order to analyze imaging problems in spaceborne bistatic SAR system, it is important to establish a relevant radar echo model. 摘要为了研究星载双基地SAR系统成像的相关问题，必须先建立其回波信号模型。
- Geometry among satellites, the earth and radar of spaceborne bistatic SAR is discussed and expressions of two Doppler parameters are given. 根据星载双基地SAR雷达与目标的空间几何关系，确定了其多普勒参数表达形式，在此基础上建立了星载双墓地SAR回波信号数学模型。
- Then Range Migration Algorithm(RMA) of bistatic SAR is addressed with some approximation.The validity of the presented algorithm is demonstrated with simulated data at last. 然后采取一定近似,提出双站的距离徙动算法(RMA),并用仿真结果验证算法的有效性。
- Based on these, an echo model of spaceborne bistatic SAR system for image processing is established.Through simulation, the error of range model is analyzed. 通过仿真计算分析了信号模型中距离模型的误差，结果表明，误差对成像的影响完全在可接受的范围以内。
- Under the given condition, distributed small satellites bistatic SAR can be considered as a kind of bistatic SAR, whose transmitter and receiver move in parallel. 在一定条件下,分布式小卫星双基SAR可近似认为是一种信号发射器与接收器平行运动的双基SAR系统。
- The results of simulation show that the closed-form expression can evaluate bistatic SAR resolution accurately and provide a basis for practical system design. 结果表明，该表达式能够快速准确地估计双基地SAR的系统分辨率，通过分辨率估计系统性能，并对系统的设计提供可靠的依据。
- He Feng, Liang Diannong, Dong zhen.A Wavenumber domain algorithm for spaceborne bistatic SAR imaging with large squint angle[J].Acta Electronica Sinca,2005,33(6): 1011 - 1014. [5]何峰;梁甸农;董臻.;适于大斜视角的星载双基地SAR波数域成像算法[J]
- Principle of height measurement of InSAR in spaceborne bistatic SAR system is given under "solid baseline" and "variational baseline", based on which the error models of absolute height and relative height measurement are built. 针对星载双基地SAR干涉测高的新特点,给出了“空间基线”、“变基线”下的干涉测高原理,建立了绝对高程误差模型和相对高程误差模型。
- To obtain bistatic space-borne SAR wide swath images, a method is proposed based on multiple elevation receivers, which combines digital beamforming technology and the bistatic SAR imaging algorithm. 摘要为了实现星载双站SAR宽测绘带成像，提出了利用俯仰向多个接收波束、将数字波束形成技术与星载双站SAR成像算法相结合的成像方法。
- Airborne Bistatic Synthetic Aperture Radar (Bistatic SAR) system is a newly developed radar system which operates with individual transmitter and receiver mounted on separate platforms. 机载双站SAR系统具有收发平台分置的结构特点,是一种新的雷达体制,并且具备作用距离远、安全性好、隐蔽性强、获取目标信息丰富、抗干扰性能好等优点[1],成为了近年来国际研究的热点。
- Spaceborne/Airborne hybrid Bistatic SAR (SA-BSAR) 星机双基地SAR
- Spaceborne/Airborne hybrid bistatic SAR (SA -BSAR) 星机双基地SAR
- An Antenna Pattern Optimization Technique For Spaceborne Bistatic SAR Ambiguity Suppression 基于天线方向图优化设计的星载双基地SAR模糊抑制方法
- In Bistatic spotlight SAR design, azimuth resolution is a key factor. 摘要在双站聚束式合成孔径雷达系统设计中，分辨率是一个关键的参考因素。
- The SAR Government is extremely mindful of this. 特区政府对这点极为重视。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
