signal measurement 中文意思是什麼

signal measurement 解釋
信號測量
  • signal : n 1 信號,暗號;信號器。2 動機,導火線 (for)。3 預兆,徵象。adj 1 暗號的,作信號用的。2 顯著的...
  • measurement : n. 1. 測量,計量,量度。2. 份量,尺寸,大小,寬度,厚度,深度(等)。3. 測量法。 measurement goods (按體積、容積計算的)體積貨物。
  1. Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system

    文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型,著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術,對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。
  2. An initial measurement is carried out and the result shows that the bolometer is still sensitive to the infrared signal even the intensity of the signal source is very weak, if the bolometer is in a proper temperature

    初步的測量表明,在最佳工作溫度點附近,器件對信號具有靈敏的響應。這就為器件的進一步測量和製作奠定了基礎,也為熱探測、熱成像等工作的進行提供了可能。
  3. Due to existing signal processing technology ’ s shortage such aslow measurement, narrow measurement range precision and other poor performance, we introduced a high - precise signal processing technology : firstly, to get power spectrum with hanning windowed welch modified periodogram, search its peak value frequency ; secondly, to apply zooming analysis via goertzel algorithm ; at last, to get a highly precise doppler frequency with energy centrobaric rectifying algorithm 。 the simulating result indicated that this technology introduced could get accurate doppler frequency 。 depending on above discussed technology, we designed a signal processing scheme, and developed a signal processing system. the running result showed high performance, verified the feasibility and reliability of the highly precise signal processing technology introduced. in a word, the technology improved ldv ’ s performance such as measurement precision, measurement range, dynamic response time 。 and it will have a wide application foreground

    針對存在的缺點,本文提出了一種應用於激光多普勒測速的高精度信號處理技術,即首先利用加hanning窗的welch修正周期圖演算法得到信號功率譜,搜索其譜峰值頻率,接著利用goertzel頻譜細化演算法對搜索的譜峰進行細化分析,再引入能量重心頻譜校正演算法對細化后的譜峰進行校正分析,從而將離散頻譜分析演算法、頻譜細化演算法和頻譜校正演算法三者有機結合起來,充分發揮各自的優點:通過加hanning窗的welch修正周期圖演算法快速得到功率譜及峰值頻率,通過goertzel演算法獲得分析頻帶的高解析度頻譜,然後通過能量重心校正演算法對細化后的頻譜進行高精度校正,這樣不僅保證了演算法的高效性,而且大大提高了分析的精度。
  4. A lot of domains are involved with, such as theory of electromagnetism, electrotechnics, electronics, measurement of electromagnetism. signal analysis, mechanics, cybernation, biomedicine, materials, technics, ect. the study of emc is very fargoing and the problem of emc is very complex

    它涉及的基礎知識面非常寬廣,直接應用和涉及的知識有電磁場理論、電工原理、電子技術、電磁測量、信號分析、機械結構、自動控制、生物醫學、材料及工藝等等。
  5. Fourthly, according with the analyzing of flow measurement, we research the main problems needed to be solve in the process of measurement, such as analysis and measurement of the internal resistance, selection of excitation frequency, stable signal datum mark and restraining common mode interference, restraining for serial mode interference and working frequency interference ; transporting and shielding the flow signal, constant current excitation and magnetic field equalizing, flow measuring

    第四,根據對流量測量問題分析的,深入研究了設計過程中需要解決的主要問題。如內阻分析與測量;勵磁頻率的選擇;穩定信號基準點與抑制共模干擾;串模干擾與工頻干擾抑制;流量信號傳輸與屏蔽;恆流勵磁與磁場補償;流量測量點的選擇等。
  6. Signal measurement in digital tv cable transmission system

    數字電視電纜傳輸系統的信號測量
  7. Signal measurement and analysis of the flow in an open pump sump

    開敞式水泵吸水池內部流動的信號測量與分析
  8. So it is very important to found a higher accuracy standard of spectral irradiance and spectral radiance. the article begins with the conclusion of measurement approaches on spectral irradiance, spectral radiance, colour temperature and blackbody temperature and introduces measurement approach, theory, system and signal measurement technique systematically

    本文從總結現有高溫黑體溫度的測量方法、光譜輻照度的測量方法及光源色溫的測量方法出發,系統地介紹了高溫黑體溫度、光譜輻照度、輻亮度及光源色溫的測量方法,測試原理,測試系統以及相應的信號檢測技術。
  9. Experiments and training can be carried out for the benefit of students on this system in the areas of signal measurement, signal transmission, data display, alarm display, modification of parameters, locking and awakening of alarm, extension alarm and simulation tests etc., which will improve the ability of students in the maintenance and management of modern ship - board automation control system ; 4

    有利於對學員進行信號測量、信號傳遞、數據顯示、報警顯示、參數修改、報警閉鎖與喚醒、延伸報警以及模擬實驗等各方面的實驗和訓練,提高學員對現代化船舶自動化控制系統的維護和管理能力。
  10. Importance and means of signal measurement and processing in control of three main electric and mechanical equipment for walking beam heating furnace are discussed, the discussion includes time filtering processing of digital signal, measuring signal processing and measurement fault judging of translation stroke in charging machine and discharging machine, translation stroke measurement of walking beam and measuring method of slab output quantity

    摘要論述了步進梁加熱爐的三個主要電氣機械設備控制中信號檢測和處理的重要性及方法,包括四個方面:數字信號的時間濾波處理,裝鋼機、出鋼機的平移行程檢測信號處理和測量故障判斷,步進梁的平移行程檢測,板坯流出量的檢測方法。
  11. The main contributions to the study on the flashover of insulators in vacuum are as follows : 1. a set of test system for the studies on flashover of insulators in vacuum has been developed, which consists of vacuum system, electrode system, e - dot pulse voltage measurement system, surface charge measurement system, current monitor system and luminescence signal measurement system

    本文主要完成了以下工作: 1 .通過設計加工真空及試驗電極系統,研製e - dot沖擊電壓測量系統、真空中表面電荷測量系統、沖擊電流和表面微弱光信號測量系統,建成了國內第一套用於研究真空中絕緣子沿面閃絡現象的試驗平臺。
  12. The device has two parts, signal measurement and launching circuit of high voltage, signal receiving and dealing of the low - voltage

    本裝置分為兩個部分,一是高壓側的信號測量與發射電路,另一部分是低壓側的信號接收和處理。
  13. In the computer - testing system of current signal measurement of current - source in synthetic circuit, the following contents are included, such as voltage - frequency converting technique, optical fibre isolating and transmitting technique, singlechip testing and controlling, plotting and printing of sampled data on pc ( personal computer )

    電流源電流信號的計算機測試系統包括傳感元件部分、壓頻轉換部分、光纖隔離傳輸部分、單片機測控部分以及pc機對採集數據的波形繪制與列印部分。
  14. The most important and difficult contents of this paper are the research and development of the computer - testing system for current signal measurement of current - source in synthetic circuit

    本文重點在於合成迴路中電流源電流信號計算機測試系統的開發與研製。
  15. This chapter mainly analyzes the main structure of interferences that affect the signal measurement

    本章著重分析了影響信號測量的主要干擾構成。
  16. Especially it allows various types of interruptions of external digital input, timer output and a / d conversion, each type of interruption has its own role in the signal measurement or in exact pace control, its fifo buffer function makes it possible to work at the sampling rate of 200k samples per second without carrying over - burden interruption rate, its latch type external interrupt request along with its high frequency clock makes a precise locating of pulse edges possible

    該控制系統在工作過程中,有多種產生於不同部件的信號需要檢測,其中有模擬輸入信號十三路,數字輸入信號三路,通過數據採集和信號分析,判斷該控制系統工作是否正常。結合系統檢測的具體要求,本論文從硬體設計和軟體設計兩個方面,實現了數據採集系統的硬體介面電路和軟體演算法。
  17. The high - speed optical sampling technique is a key technique in modern information processing, ultrahigh - speed signal measurement and quality monitoring in the optical network

    高速光脈沖取樣是現代信息處理、高速光信號測量及光網路中信號質量監測的關鍵技術。
  18. Thirdly, analyze that the main difficulty of flow signal measurement is the measurement of small signal

    第三,分析了電磁流量計設計的主要難點是小信號測量的問題。
  19. At current, cw high power microwave power meter are huge, very expensive and cannot be used for high power pulse microwave signal measurement, and are separated

    目前,現有大功率微波功率計體積大,價格高,無法測量大功率脈沖微波信號的頻率,並且功率、頻率測量儀器相互獨立。
  20. The method can be used widely in high precision frequency, time and phase measurement. combined with a kind of precise, constant gate ' s measuring method that is derived from the several period synchronization measuring method, high speed, high precision, successive frequency measurement can be fulfilled. it adapts well to the sensor signal measurement of non - frequency

    此方法可以廣泛地應用於高精度頻率、時間及相位測量中,將其與一種從多周期同步法發展而來的高精度、定閘門測量法相結合,可實現高速、高精度、連續頻率測量,而這一點非常適合非頻率量傳感信號的測量。
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