數字跟蹤 的英文怎麼說

中文拼音 [shǔgēnzōng]
數字跟蹤 英文
digital tracking
  • : 數副詞(屢次) frequently; repeatedly
  • : Ⅰ名詞1 (文字) character; word 2 (字音) pronunciation 3 (字體) form of a written or printed ...
  • : Ⅰ名詞(腳的後部或鞋襪 的後部) heel Ⅱ動詞1 (在後面緊接著行動) follow 2 (指嫁給某人) be marrie...
  • : 名詞(腳印; 蹤跡) footprint; track; trace; trail
  • 數字 : 1. (表示數目的文字; 表示數目的符號) figure; digit; numeral; character; numeric character 2. (數量) quantity; amount
  • 跟蹤 : follow the tracks of; tail after; following; follow up tracing; track; tracking; trail; lock on; ...
  1. The results of experiment tell it is an effective method of share current. a strategy of synchronization control, which combines competition coequality and priority, is mentioned in the paper and uses digital phase - lock loop to track synchronization signal

    在同步控制上,應用了「優先與搶占」的方式產生同步信號,純硬體實現,簡單可靠;使用了成熟的鎖相環來同步信號。
  2. In this thesis, firstly, we put forward a new algorithm of the synchronization of carrier reference phase, that is to use the curve synthesizing with the general digital carrier phase looper to have an estimation on carrier frequency within 10 ms so as to meet the need of meteor burst communication. we have done some simulations to get the performance of carrier frequency estimation using two modulation modes ( 16qam and 4 - qpsk ), and had some test on the carrier phase looper in conditions when using different baud rate transmission and when the baud tuning have windage

    我們對兩種正交調制方式( 16qam和4 - qpsk )進行了模擬工作並給出了模擬結果,同時討論了碼元同步定時誤差對鎖相環路工作的影響並根據流星通信中使用變速率傳輸時鎖相環路的載波同步性能進行了測試;然後在基於軟體無線電思想的處理平臺(該處理平臺實現了中頻化)上用dsp軟體完成了載波的相位
  3. Giving the goal and conceptual design, this paper pays attention to expatiate how to practically use the techniques of image - processing, communication and recognition in remote image monitoring system, and discusses how to realize the key techiques such as terminal connection and frame design, platform decoding control and alarm, image communication and track, etc. in order to overcome most existing image monitoring systems " shortages - those systems are at low intelligent level, need overfull manual work and ca n ' t work all day, this paper has adopted the advanced image code / decode technology and digital image transmission technology, and has applied the intelligent image processing and recognition technique to the display, adjust and track of images

    本論文在設計圖像監控系統的建設目標和總體方案的同時,重點闡述了圖像處理、通信與識別技術在遠程圖像監控系統中的應用實現,給出了圖像監控系統中的終端接入和框架設計、雲臺解碼控制與報警、圖像通信和圖像等關鍵技術的實現。針對現有的圖像監控系統大部分採用人工為主,機器為輔,智能化程度低,不能全天候工作的現狀,本文採用先進的圖像壓縮編解碼技術、圖像傳輸技術,將智能圖像處理與識別技術應用於圖像的顯示、調整、,克服了一般監控系統要求監控人員過多地干預、智能化程度低的缺陷,並總結了其特點和優勢。
  4. As a result, pseudorandom code acquisition and tracking, carrier recovering, error correction and decoding functions are needed in the if digital receiver

    因此,其中頻接收機需要完成偽隨機碼捕獲、載波恢復、糾錯譯碼等功能。
  5. The signal format of gps is analyzed, the principle models and mathematical models are established, the ber performance is analyzed in a channel interfered with wide - bandwidth awgn, narrow - bandwidth awgn, transmitted signal, single - tone signal respectively. based on the results above interference methods are discussed and simulated. then the performance of code acquisition and code trace of a digital gps receiver are discussed. the modem of linkl 1 and link4a are modeled and their ber performances are analyzed and simulated in channel s interfered with awgn, single - tone signal and multi - tone signal respectively

    建立了jtids的收發終端的學模型,分析它在噪聲干擾、相關干擾、互相關干擾下的誤碼性能,提出較佳的干擾方法和干擾碼型,並進行模擬模擬;分析了gps的信號格式,建立了gps的原理框圖模型、信號學模型,並對其在寬帶噪聲干擾、窄帶噪聲干擾、轉發干擾、單頻干擾等情形下的誤碼性能進行了分析比較,提出相對較佳的干擾方法,並做了計算機模擬,針對一式gps接收機中擴頻碼捕獲與環的特性進行分析;建立了link11和link4a據鏈調制解調學模型,對它們在噪聲干擾、單音干擾、多音干擾等下的誤碼性能進行分析,最後對干擾情況進行了模擬模擬。
  6. A retrodirective array can transmit a signal back to the interrogator ’ s position without any a priori knowledge of the incoming angle or relying on sophisticated digital signal processing algorithms. this merit makes it have good applied possibilities in modern military, especially digital commercial communication systems

    方向回溯天線能夠自動來波方向,而不需要來波方向的先驗知識和復雜的信號處理演算法,這一特點使其在現代軍用、尤其民用移動通信系統中有很好的應用前景。
  7. A / d samples the intermediate frequency signal. the digital signal proceeding part based on tigersharc dsp can process the baseband digital signal including the algorithm of baseband modulation, baseband differential detection and symbol synchronization, etc. digital up converter supports interpolation filter and complex mixer

    A / d對中頻信號進行采樣,信號處理部分以tigersharcdsp為核心,負責基帶采樣信號的處理,實現基帶信號調制,基帶差分解調,符號同步的捕獲和等演算法。
  8. Nacts is a computerized aircraft, threat and target tracking system that is the “ great - grandson ” of the air combat maneuvering instrumentation system, or acmi

    Nacts是一個將飛機,威脅和目標化的系統,是空戰機動檢測系統( acmi )的升級換代產品。
  9. The tracking method of interference delay is studied and simulated. referring to late - early loop gate, a method that applies to this system is proposed. slight adjustment of delay difference is done by interpolation, so the whole digital structure is obtained

    通信中的遲-早門環路為基礎,提出了適用於pcma系統的環路,並且利用插值的方法實現了時延差的微調,得到全化的設計結構。
  10. If we tracked satellite by the tradition narrow beam antenna, that should caused the jumping tracking between multi - aircraft. that is difficult to achieve by the immense antenna boot and the follow - up system. using digital beam forming realize aircraft target tracking and controlling should be best means to resolve this problem

    隨著我國多星測控系統的發展,在一個測控站作用范圍內將出現多星,同時要求地面站對多星同時進行測控;如果採用傳統的窄波束天線對目標進行測控,必然導致天線在多個飛行器之間進行跳動,這對于龐大的天線引導、伺服系統來說難以實現,採用波束對飛行器目標進行測控是解決此問題的最好方法。
  11. With different modeling methods and quantization techniques, the speech compression schemes discussed in this thesis include : the compression based on general matching pursuit sinusoidal modeling, the compression based on sinusoidal modeling with perceptual gradient, the compression based on dynamic dictionary matching pursuit, the compression scheme using classified dynamic dictionaries, and the integrated compression scheme that combines the sinusoidal modeling with perceptual gradient and the classified dynamic dictionaries

    針對各種不同建模方法和參量化技術,本文探討了基於普通匹配正弦建模的壓縮編碼、感知梯度正弦建模壓縮編碼、基於動態典匹配的壓縮編碼、分類動態典壓縮編碼,以及結合感知梯度正弦建模和分類動態典的綜合編碼方案。
  12. Automatic digital tracking analyser computer

    自動數字跟蹤分析計算機
  13. Abstract : based on the distance transformation of catographic algebra, the common objecting method of line symbols is proposed, which is based on the ridge map. satisfactory result was achieved

    文摘:在地圖代實現的距離變換基礎上,提出一種基於山脊圖的線狀符號目標化方法,為解決線狀符號自動化問題提供了一種可選途徑。
  14. The structure of the valve is superior to the conventional valve and the continuously tracing method solves the problem that arises as a result of the constradiction between the stepping error and response speed of the digital valve

    該閥的結構較傳統的閥更加簡單、可靠,且採用連續控制方法消除了傳統的步進式閥所固有的量化誤差與響應速度之間的矛盾。
  15. The smart antenna, which is adapted in the wireless mobile communication system, in fact, forms an antenna with a high gain. thus communication in all directions can be proceeded, then base station antenna coverage, system capacity and service quality are improved, also inter - symbol interferes and multi - access interfere are reduced. the space division multiple access ( sdma ) is introduced, and users can be distinct from each other through their special location

    在無線移動通信系統中採用智能天線技術,實際上是通過信號處理,使天線陣為每個用戶自適應地進行波束賦形,相當于為每個用戶形成了一個可它的高增益天線,從而即可以進行全方位通信,也可以用較小的發射功率覆蓋相同的范圍以及提高系統容量和業務質量、降低用戶間的碼間干擾和多址干擾。
  16. Due to the wide application of managing and monitoring communication systems, the quick progress of computer technique, and communication technique, and the well developed navstar gps terminal, it is possible to establish a multi - target managing and monitoring communication system that the operation center ( oc ) can receive emergency call alarm in time, handle it immediately, track the target in real time while digital inform is displayed in oc, equipping with various data base

    隨著指揮監控通信系統的普遍應用、計算機技術的飛速發展以及現代化通信手段的提高和全球定位技術( navstar / gps )的日益成熟,已使建立一個能夠及時接警、快速處警、提供化顯示、實時多目標、備有各種據庫、調度管理靈活的多目標指揮監控通信系統成為可能。
  17. Then we uses the scheme that has the variable gain based on the kalman filtering model realize two steps phase - locks ring circuit track technology, this kind has the advantage that when changed the gain the digital phase - lock link to be allowed simultaneously to realize the fast capture and the reliable track, the simulation analyzes its capture performance

    模擬結果表明,自編碼直擴通信系統的編碼捕獲性能具有可行性。採用基於卡爾曼濾波模型實現具有可變增益的二階鎖相環路的技術,這種具有時變增益的鎖相環可以同時實現快速捕獲和可靠,其捕獲性能要比傳統鎖相環改善很多。
  18. Finally, the algorithm model of six modules ( space - calibration, time - calibration, spot - track ' unite, track ' s origination and expiration, the form of tracking - door and association algorithm ) are founded. the effect of some modules to tracking result are studied and their intimated results are gained. the intimation result of centralized - system and distributed - system are compared in the end

    建立了空間校準、時間校準、點跡合併、航跡起始與終結、門判斷和互聯演算法六個模塊的演算法模型;通過模擬,探討了某些模塊對結果的影響並給出相應的模擬結果。
  19. The method combining digital filter and ship - dynamic compensation is used to realize the precise motion - target tracking on the condition of ship - motion which causes the target relative motion and the results coming from real system test prove the effectiveness

    針對甲板運動所造成的目標的相對運動和牽連運動,採用濾波與動態補償相結合的方案,實現了艦船搖擺情況下雷達對運動目標的精確,並經實踐驗證后裝備于某型雷達。
  20. In the second part, a style of digital tracking filter is introduced, which is used in the phase steady system of a style of long - range rocket

    最後,本文對機載伺服系統進行了初步設計。第二篇介紹用於某型遠程火箭彈角穩系統的數字跟蹤濾波器的研製。
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