載雷達衛星 的英文怎麼說
中文拼音 [zǎiléidáwèixīng]
載雷達衛星
英文
radar-carrying satellite- 載 : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
- 雷 : 1. (雲層放電時發出的響聲) thunder 2. (軍事上用的爆炸武器) mine 3. (姓氏) a surname
- 達 : Ⅰ動詞1 (暢通) extend 2 (達到) reach; attain; amount to 3 (通曉; 明白) understand thoroughly...
- 衛 : Ⅰ動詞(保衛) defend; guard; protect Ⅱ名詞1 (周朝國名) wei a state in the zhou dynasty2 (姓氏...
- 星 : 名詞1 (夜晚天空中閃爍發光的天體) star 2 [天文學] (宇宙間能發射光或反射光的天體) heavenly body...
- 雷達 : [訊] radar (縮自 radio detection and ranging)
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The technique has been highly successful in radio astronomy, and in both satellite and aircraft borne radar
該技術在射電天文學、衛星雷達和機載雷達上均獲得了巨大成功。4. on the base of deep discussing about spaceborne sar operation, we present an approach to acquire the target location plane by satellite position and platform attitude, then to locate the target consistent with the earth surface curvature
論文在深入研究星載雷達實際工作狀況的基礎上,提出了一種由衛星位置和平臺姿態獲得衛星與目標所在的定位平面,再根據目標所在地面的彎曲狀況以及衛星到目標的距離確定目標位置的方法。The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering
本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型,研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法,並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體,完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波信號的模擬。In this paper aircraft has made vertical and synthetic detecting flying purposefully on 9. 17, 2003 according to cloud ' s macro and microstructure. vertical layers and representative places of stratiform cloud on 9. 17, 2003 are analyzed using the observational data of particle measurement system ( pms ), combined with satellite data, radar data, and precipitation data on ground. by this we have got cloud ' s microphysical structure and physical process of the natural precipitation, and the physical effect evidence has been testified according to observational data after lco2 seeding
本文用綜合觀測的方法,利用機載pms雲粒子探測系統,根據雲系的宏微觀結構特徵進行有針對性的垂直探測飛行,配合衛星、雷達、地面雨量、雨強計網觀測資料對2003年9月17日延安降水性層狀雲系中那些有代表性的部位或垂直分層做細致的觀測分析,獲得雲系的微物理結構和自然降水形成的物理過程,並用觀測事實來驗證人工增雨引晶催化后的物理響應判據。Indispensable for high quality optical carrier signal reception in a large dynamic range, agc analog optical receivers are widely used in the optical transmission of radio and microwave signals, such as fiber catv, direct broadcast satellite tv, wireless communication and radar
摘要自動增益控制模擬光接收機廣泛應用於光纖有線電視、光纖直播衛星電視、無線通訊及雷達等射頻微波信號光傳輸,是實現大動態范圍光載波信號高質量接收必不可少的一項技術。It has large ratio of deploying / stowed volume. it may be used as sar antenna for small satellite or as other communication antenna of s or l band. the structural system configuration and key components design are described
它具有展縮比大,重量輕和頻段寬等特點,可用於小衛星合成孔徑雷達天線和其它s 、 l頻段星載通訊天線。A monolithic microwave integrated circuit ( mmic ) is a microwave circuit in which the active and passive components are fabricated on the same semiconductor substrate. mmic, having advantages of small size, light mass, high reliability and excellent reproducibility, finds use in a variety of microwave system, especially in airborne radar and space applications
單片微波集成電路( mmic )是將有源元件和無源元件都集成在同一個半導體襯底上的微波電路;具有尺寸小、重量輕、可靠性高、生產重復性好等優點,廣泛應用於各種微波系統,特別是機載雷達和衛星通信等方面。分享友人