time interval error 中文意思是什麼

time interval error 解釋
時間間隔誤差
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  • interval : n 1 (空間方面的)間隔;空隙。2 (時間方面的)間隔,間歇;工間休息,幕間休息。3 【軍事】(各小隊...
  • error : n. 1. 錯誤;失錯。2. 謬見,誤想;誤信;誤解。3. 罪過。4. 【數學】誤差;【法律】誤審,違法;(棒球中的)錯打。adj. -less 無錯誤的,正確的。
  1. The methods of direct measurement with low precision such as frequency and time interval methods and the methods of indirect measurement with high precision such as beat frequency method, dual mixer time difference method and frequency difference multiplying method are supported on the platform. the fundamentals of each method are studied. the quantization error is analysed and the illustration is given for each method

    該平臺支持直接頻率和時差法兩種較低精度的測量方法以及雙混頻時差法、差拍頻率法和頻差倍增法高精度的簡接測量方法,本文研究了各種測量方法的原理,對各種測量方法的量化誤差作了分析,並給出具體的實例。
  2. Since 1960 ", the methods for charactering time - frequency stability in time - domain have been in progress. the methods include allan variance, modified allan variance, time variance, hardamard variance, total variance, time interval error ( tie ) and maximum time interval error ( mtie ), of which tie and mt1e are usually used for telecommunication network

    自20世紀60年代以來,時間及頻率穩定度的表徵方法一直在不斷的發展,有阿侖方差、修正阿侖方差、時間方差、哈達瑪方差、總方差以及常用於電信網路的時間間隔誤差( tie )和最大時間間隔誤差( mtie ) 。
  3. Maximum relative time interval error

    最大相對時間間隔誤差
  4. Mtie : maximum time interval error

    最大時間間隔誤差
  5. Maximum time interval error

    最大時間間隔誤差
  6. Time interval error

    時間間隔誤差
  7. Thirdly, through assaying the error generated during measuring data, the result manifests : 1 ) the location installed of the transducer and the point thumped affects the experiment result to some extent. if surface - opening cracks is deeper, the location of the transducers installed and the point thumped should be further away from the location of surface - opening cracks. 2 ) when the depth of surface - opening cracks is near to 50mm, it is very difficult to measure the depth of surface - opening cracks because the depth of r _ wave conveying in concrete plates from the different small ball bringing forth exceeds 50mm. 3 ) it is clear from the experiment result, the influence is n ' t big for the diameters of small balls to measure the data while the time interval between two transducers touched firstly has very big influence on the result

    其次,對測量數據進行了誤差分析,結果表明: ( 1 )傳感器及敲擊點的位置對實驗結果有一定的影響,當開口裂紋的深度較深時,傳感器和敲擊點的位置應該離裂紋較遠; ( 2 )當開口裂紋深度接近50毫米時,由於實驗中所使用的小球產生的r波傳播深度均超過50毫米,故很難測量出其開口裂紋的深度; ( 3 )實驗發現,小鋼球直徑的大小對裂紋深度的測量結果影響並不是很大,但是,波的開始上升和下降點的測量精度(即兩信號的時間延遲) ,對測量的結果有很大的影響。
  8. Iterative learning control ( ilc ) is a technique for improving the transient response performance of systems or processes that operate repetitively over a fixed time interval. it refines the next control input using the information such as current control input and error signals after each trial until the specified desired trajectory is followed to a high precision

    迭代學習控制針對具有重復運行性質的被控對象,利用對象以前運行的信息,通過迭代的方式修正控制信號,實現在有限時間區間上的完全跟蹤任務。
  9. The measurement of the time interval of ultrasonic send wave and echo used the catch method of 52 series mcu, and avoided the error that the isr save the current value of counter

    超聲波發射波和回波的時間間隔的測量利用了52系列單片機的捕獲方式,避免了因為藉助于中斷服務程序來保存計數器的當前值所帶來的誤差。
  10. It is also shown that all the signals in the closed - loop are bounded and the resultant tracking error lies within the confined dead - zone, by which the complete tracking over a pre - specified time - interval is achieved

    提出初始修正吸引子的概念,構造的時變死區含這種初始修正吸引子,以使得閉環系統在給定時間區間上可實現完全跟蹤。
  11. Iterative learning control is an important branch of intelligent control. the basic method of traditional ilc is to achieve control input based on the previous input and the pid - revised error of previous output. after some iteration, perfect tracking can be achieved over a fixed time interval

    迭代學習控制理論是智能控制的一個重要分支,傳統迭代學習的基本方法是,基於上次迭代時的輸入信息和輸出誤差的pid校正項,獲得本次迭代的控制輸入,經過若干次迭代,以期達到在給定的時間區間上實現被控對象以較高精度跟蹤一給定目標軌線。
  12. This paper discusses a new, precise short time interval measuring method that is based on the quantized time delay. it decreases the + - 1 word count error efficiently

    本文提出的一種基於量化時延原理的短時間間隔的精確測量方法的新思想,十分有效地減小了1個字的誤差影響。
  13. Technology of time - interval measurement has been applied in many fields. how to improve its precision is an emergent question. on the basis of analyzing electronic counter ' s principle and error, this paper puts emphasis upon introducing high precision time - interval measurements all over the world. all these methods aim at electronic counter ' s principle error, and obtain special effect. lastly, the progress direction and application foreground of high precision time - interval measurement methods are predicted

    時間間隔測量技術在眾多領域已經獲得了應用,如何提高其測量精度是一個迫切需要解決的問題,在分析電子計數法測量原理與誤差的基礎上,重點介紹了國內外高精度時間間隔測量方法,這些方法都是對電子計數法的原理誤差進行測量,並且取得了非常好的效果;最後給出了高精度時間間隔測量方法的發展方向及應用前景。
  14. In signal processing circuit, the key of our study, based on methods of mcu + cpld and a / d converter, a time interval measurement unit is done, in which an isp cpld counter is carried out to judge laser pulse for controlling counting and offering signal of time series and control, and a count quantization error measurement circuit which main ramp circuit and 12 bits a / d conversion circuit guarantees the resolution of system

    信號處理部分是本文研究的關鍵,採用mcu + cpld的設計方法和模數轉換技術構成時間間隔測量單元的理論基礎,其中用可在系統編程的cpld計數器實現了對循環光脈沖的判斷以開關計數,並提供計數量化誤差測量電路相應的時序和控制信號,用斜坡電路和12位a / d轉換電路完成對計數量化誤差的測量,保證了系統的解析度。
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