radar transmitter 中文意思是什麼

radar transmitter 解釋
雷達發射機
  • radar : n 〈美國〉【無線電】 〈radio detecting and ranging 之略〉 雷達,無線電探測器 (=〈英國〉 radiolo...
  • transmitter : n 傳送者;傳達者;寄交者;傳導物;遺傳者;【無線電】發送機;發射機;發報機;送話機,話筒;【火箭...
  1. A new solid - state active weighted phased array radar transmitter is introduced

    摘要介紹了一種新型的全固態幅度加權相控陣雷達發射機。
  2. 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。
  3. Since the echo signals are partly received, this radar system has detected the target adopting the processing mode of blocking echo signal before and after, and the problems of the isolation between transmitter and receiver and blind range are solved

    該體制雷達採用前後截斷回波信號處理方式,當接收部分回波信號后就對目標進行檢測,解決了收發隔離和盲距問題。
  4. This paper ' s study is focused on the principle of bistatic sar on the basis of giving a brief introduction of sar principle, including azimuth resolution, mapping width, focusing deepness, pulse repetition frequency limitation and radar equation etc. then the paper studies the special form of bistatic sar with stationary transmitter

    在簡要介紹了合成孔徑雷達的成像原理后,本文著重從原理方面對雙站sar進行了分析,討論雙站sar的方位向解析度,測繪帶寬,聚焦深度,脈沖重復頻率限制,雷達方程等問題,然後對發射機固定的雙站sar這種特殊的雙站sar模式進行分析。
  5. Abstract : this article analyzes the invalid phenomena, effect and harm of an serving radar on naval vessel, the modularizing design method the improvement with the transmitter, as a result, finds out an effective way to improve the reliability of the serving equipment is found out

    摘要:分析了某現役艦載雷達的發射機故障的失效現象、影響和危害,採用模塊化的設計方法,對發射機進行改進,找到了一種提高現役裝備可靠性水平的有效途徑。
  6. The typical use of bistatic sar with stationary transmitter, which is made up of the original coast guardian radar and the receiver on the aircraft, is imaging sea vessels. therefore, it is necessary to solve the problem of moving target imaging

    發射機固定的雙站sar的典型應用是用原有的海岸警戒雷達和飛行平臺上的接收機組成成像雷達,主要用途是對海面船隻成像,因此必須解決在此種情況下對運動目標成像的問題。
  7. A typical bistatic weather radar net work is comprised of one traditional transmitter - receiver radar and one or more passive non - transmitting radar receiver at remote site. this type of multiple radar network offers unique advantages when compared to traditional radar net work. this paper introduces the concepts and principles of bistatic weather radar network and analyses, simulates, calculates the basic concepts of effective scattering particle volume relative to the receiver of bistatic radar network, the doppler shifts of the received signals, gives the formula to conduct the three dimensions wind field

    本文從原理上分析了雙基地天氣多普勒雷達的構建、基本幾何關系、有效散射體積及其與雙基地角的關系,有效散射體積和目標與雙基地天氣多普勒雷達主站發射機的距離的變化關系,指出雙基地天氣多普勒雷達有效體積和單基地雷達有效照射體積隨之距離的變化有相似之處,但是由於收發分置的幾何結構,雙基地天氣多普勒雷達的性質與雙基地大氣多普勒雷達的散射角有著密切的關系。
  8. General performance requirements and methods of measurement for transmitter unit of airborne fire control radar

    機載火控雷達發射單元通用技術要求和測試方法
  9. There must be a marine casualty happened every 4 days before 1984, the amount of marine casualty happened at this area corresponds to 1 / 7 amount of the whole changjiang " marine casualty, so mariners gave it a name as " mouth of tiger ". due to the specific geographical condition and the extremely representative vessel traffic management of changjiang yingongzhou channel section, many intelligent people began researching and practicing the vessel traffic management of this changjiang " s down - stream complicated channel section from 1980s, at dec 15th 1984 the authority at that time - changjiang yingongzhou channel section previously ; up to the last years of 1980s ministry management administration applied traffic control on changjiang yingongzhou channel section previously, up to the last years of 1980s ministry of communications assigned shanghai marine college, shanghai ship & shipping research institute and changjiang harbor superintendence administration to make feasibility demonstrate about modern vts of zhenjiang traffic control section ; in 1990 dasha radar station which is the first radar vts station with inner river was finished, groped a new way for applying modern radar traffic control of vessel traffic management ; in 1997 the vtms of changjiang " s down - stream from nanjing to liuhekou was completed with connecting net and came into operation formally, meanwhile the signals of dasha radar station were conveyed to vts center by light cable, and then united applying vessel traffic management upon the whole authorized area ; in jun 2001 jiangsu msa made changjiang yingongzhou channel section as the first experimental group of creating " civilized, safe, passable channel activity, updating dasha radar antenna and receive - transmitter building closed - circuit television monitor system, setting uo safety warning board, starting navigational route reformation, carrying out united construction

    1984以前這里平均每四天就發生一起海損事故,事故數占整個長江的1 7 ,被行船人稱為「老虎口」 。長江尹公洲航段緣其極為特殊的地理區位條件和極具代表性的船舶交通管理,從上個世紀八十年代初就有識之士開始了這個長江下游最復雜航段的船舶交通管理探索和實踐。 1984年11月15日當時的長江航政管理局在長江尹公洲水域率先施行交通管制;到八十年代末交通部委託上海海運學院、上海船舶研究所和長江港監局聯合開展鎮江交通管制段建立現代化交管系統的可行性論證; 1990年大沙雷達站? ?內河第一座雷達交管站建成,摸索實施現代化雷達交管的船舶交通管理新途徑; 1997年長江下游南京至瀏河口船舶交通管理系統建成聯網投入正式運行,同時將大沙交管雷達信號通過光纜傳輸至交管中心,統一實施全轄區船舶交通管理; 2001年6月江蘇海事局將長江尹公洲航段作為第一批創建「文明平安暢通航段」活動試點航段,更新大沙雷達天線和收發機,著手閉路工業電視監控系統建設,設立安全警示牌,啟動航路改革,開展聯合「共建」 。
  10. Linear frequency modulated continuous wave ( lfmcw ) radar has many characteristics of simple structure, small volume, light weight, low cost, low transmitter peak power, short wavelength, thus it is especially suitable to be used in radar image, research of target characteristic, end control and guide, battlefield spy, scene watch etc. and more people in the world interested in it, it will have a wide prospect

    線性調頻雷達具有結構簡單、體積小、重量輕、造價低、發射峰值功率低、波長短等一系列優點,特別適合於雷達成像、目標特性研究、末制導、戰場偵察和場面監視等領域,目前已受到國內外的廣泛重視與研究,應用前景十分誘人。
  11. Energy distribution involves many radar ' s parameters, such as peak power of transmitter, maximum pulse width, antenna gain, rotating speed of antenna, beam width, covering range of elevation, maximum height and range and so on

    能量分配牽涉到雷達系統的各種重要參數如發射機峰值功率、最大發射脈寬、天線增益、天線轉速、波束寬度、仰角覆蓋范圍、最大高度覆蓋、最大作用距離等。
  12. General specification of transmitter - receiver modules group for information radar image transmission equipment

    情報雷達圖象傳輸設備發收端模塊組通用規范
  13. Main system parameters " requirements are evaluated and the bistatic sar radar equation is derived. this dissertation also analyzed the range ambiguity caused by ill geometric configuration arrangements for the transmitter and receiver when the airplane platforms fly on the opposite side of the mapping swath, and achieved the requirements to avoid this ambiguity

    論文分析了主要系統參數之間的約束關系,推導了雙基地sar的雷達方程,並給出了收、發平臺位於觀測場景兩側時避免測繪帶內有用回波信號本身產生混疊的條件,為今後進行系統的分析與設計提供了重要的理論依據。
  14. Tofind a beam - type shelves and determine its position , any radar station has to basically consist of a transmitter , a receiver , an antenna , an bed set , a display and a timer

    為了要發現目標和確定其位置,任何雷達站基本上都必須包括發射機、接收機、天線、天線轉換開關、顯示器和定時裝置。
  15. ( 1 ). here we build the system space geometry model : the transmitter and receiver fly on different platforms and at different height, two flight paths are unparallel. based on the chirp signal and the taylor series, we analyze the range history and synthetic aperture time, then demonstrate the equation of the azimuth resolution about air - born bistatic spotlight synthetic aperture radar, meanwhile we obtain the equations of doppler bandwidth and doppler frequency modulate rate

    本文以機載聚束式合成孔徑雷達成像作為研究背景,主要完成了以下幾方面的工作: ( 1 )建立了一種機載雙站聚束式sar空間幾何數學模型,對方位分辨力進行了理論分析,進行了數值分析與模擬,討論了不同條件對雙站聚束模式sar系統分辨力的影響。
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