測向系統 的英文怎麼說
中文拼音 [cèxiàngxìtǒng]
測向系統
英文
direction finding system-
That the antenna points at the aerocraft very precisely can utilize the gain of antenna, minishing the power of transmitter, and propagating data very gualitily effectly
在無線測控系統中，天線精確指向飛行目標，可最佳利用天線增益，減小發射功率，高質量的進行控制和數據傳輸。This testing instrument ' s successful development, not only did we know fairly well before shooting range ball firing, but it can instruct manufacture of artillery, make assure the quality of every artillery, save a great deal fund
坦克炮管靜態定向精度測試系統的研製成功，不但可以在靶場實彈射擊前做到心中有數，而且能夠指導火炮的生產，保證每門火炮的質量，節約大量資金。Study of error compensation method for magnetic heading measurement system
磁航向測量系統誤差修正方法研究The 3d coordinate measurement machine form usa, universal tool microscope from germany, intellectual flatness check device, metalloid graphic analyzer, electric and pneumatic measurement instruments and high performance steering test equipment ensure the products quality and play the important role for the products development
從國外進口的三坐標測量儀、德國萬能工具顯微鏡、智能平面度檢查儀、金相圖像分析系統、電動量儀、氣動量儀和日本的高性能動力轉向系統試驗設備，保證動力轉向器的性能質量。It covers geometrically 86 % of the 4t solid angle and has very low detection thresholds
整個探測器系統軸向對稱排列，工作在真空中。On the part of the theory of the automatic test technology used in the rocket engine ground test, on the basis of the architectures and standards of some typical automatic test systems ( ats ), the test action model, ats data model, database model and the universal instrument - driving model are established
在火箭發動機地面試驗自動測試技術理論方面，在典型自動測試系統（ ats ）的體系結構和相關標準的基礎上，建立了火箭發動機地面試驗測試行為模型、 ats數據模型、數據庫模型和通用儀器驅動模型，然後，建立了面向火箭發動機地面試驗的開放式柔性ats體系結構軟硬體模型。In the study of directional spectrum and reflection coefficient of multidirectional wave, firstly the wave elevation trains overlapped by the incident wave and the reflected wave of multidirectional wave are simulated in the method of a frequency corresponding to a direction. then the composed wave trains are analyzed respectively by the mbdm and the mmlm. during the numerical study, the input factors include the various wave parameters, the different measuring wave system and the various reflect characteristic
在多向不規則波入射波方向譜和反射系數的分析研究中，利用方向頻率對應法模擬了多向不規則波入射波與反射波疊加的波面序列，將此合成波列分別應用mbdm和mmlm進行分析，通過輸入各種波浪參量、不同波浪測量系統和各種反射特性等因子，檢驗了mbdm和mmlm方法的適用條件，對兩種分析方法的性能進行了比較分析。The second chapter summarized the principle of radio - communication direction finding, include compose and classify of radio - communication direction finding ; the main performance index of radio - communication direction finding ; shows the principle and character of four main kinds of direction finding system
第二章概述了無線電通信測向原理，包括無線電測向系統組成和分類；無線電測向的主要性能指標；四種主要測向體制的工作原理和特點。The rationale of the tradition radio direction finding system is introduced. depending on the double - channels interferometer direction finding system manufactured successfully which have got a technical appraisal by technology committee of jiangsu province, the system of single channel interferometer direction finding is discussed particularly. the data and results of the experiment system are presented
本文介紹了傳統的無線電測向的基本原理，在研製成功的雙通道干涉儀測向系統（已通過江蘇省技術鑒定）的基礎上，重點分析了傳統單通道干涉儀測向系統，並給出了實驗數據和結論以及存在的問題。In the chapter 5, we designed the interferometer direction finding system
第五章進行干涉儀測向系統設計。The reasons of the appearance of phase error in the system of direction finding by phase interferometer are introduced and a method of eliminating phase error resulted in inconsistency of channels is put forward
摘要介紹了相位干涉儀測向系統相位誤差產生的原因，針對因通道不一致性導致的相位誤差提出了一種消除方法。By analysis of the intermediate frequency signals which through eight antennae and receiver channels, eight channels radio spatial spectrum direction finding system can reach the purpose of finding radio direction
八通道無線電空間譜測向系統通過分析經過八路天線和接收機通道以後的中頻信號達到確定無線電信號方向的目的。This dissertation studies the high - speed way to apply music algorithm in an four - sensor uniform linear array ( ula ) system. ( 1 ) analyzing the disadvantages of the present algorithm based on fpga for eigen - decomposition, the dissertation proposes the mc - jacobi algorithm which is better for eigen - decomposition when using fpga
本文主要研究music演算法在一個四陣元的均勻線陣的測向系統上的fpga實現問題: （ 1 ）本文針對現有基於fpga實現特徵值分解（ evd ）的演算法的不足，提出更適合fpga實現特徵值分解的mc - jacobi演算法。A new automatic direction - finding system to monitor radio channels and locate sources of interference in and around hong kong was installed in the radio monitoring unit of ofta
電訊局無線電監察組裝設全新自動測向系統，以監察無線電頻道及找出本港境內或附近的干擾來源。This article discusses the vehicular short - wave single - channel direction finding system and gives a new direction finding algorithm based on signal spectrum correlation, to improve the system ' s performance to when coping with single side band signals
文中針對車載短波單通道測向系統，提出了一種新的基於信號譜相關的測向演算法，改善了系統對單邊帶信號的測向性能。With the high - speed developing of radio technology, the tradition system ca n ' t deal with the problem of coherent signals and multipath interference
隨著無線電技術的高速發展，對同頻信號、多徑干擾等問題，傳統的測向系統顯得無能為力。Based on the configure of direction finding, the location method, algorithm, accuracy and performance for multistations and single station are studied in this thesis, and the computer simulation results are given out. it is important of resolving the performance of antenna array. a technique to estimate and calibrate the performance is developed in this page
本文以測向系統的組成為基礎，研究了單平臺情況下利用到達方向、到達時間差、多普勒頻率差、相位變化率等參數的測向方法、測向演算法、測向精度和性能，並進行了計算機模擬，為無源測向系統的設計和實施提供了重要的理論基礎和實驗數據。The impact on the system of direction finding for the existence of baselines ' obliquity is approved in actual system
給出了相位差和基線傾角的對應關系，並在實際系統中證實了基線傾角的存在產生的相位誤差對整個測向系統的影響。Researching and developing the new system of space spectral estimation is very necessary now. it is also an important developing direction in " ten - five " period
進一步研究了空間譜估計測向系統，它是「十五」期間重點發展的方向。This thesis introduces the design process of intermediate frequency ( if ) digital receiver used in space spectrum radio supervising and measuring system
本文介紹了應用於某空間譜無線電監測與測向系統中的中頻數字接收機的設計過程。分享友人