連續采樣 的英文怎麼說

中文拼音 [liáncǎiyàng]
連續采樣 英文
continuous sampling
  • : Ⅰ動詞1 (連接) link; join; connect 2 (連累) involve (in trouble); implicate 3 [方言] (縫) ...
  • : Ⅰ形容詞(連接不斷) continuous; successive Ⅱ動詞1 (接在原有的后頭) continue; extend; join 2 (...
  • : 采名詞(采地) feudal estate
  • : Ⅰ名詞1. (形狀) appearance; shape 2. (樣品) sample; model; pattern Ⅱ量詞(表示事物的種類) kind; type
  • 連續 : continuation; succession; series; continuity; continuing; running; continuous; successive; contin...
  1. A. teel, d. nesic etc. initially studied iss stabilization of nonlinear sample - data systems of this type in 1998. practical stabilization of nonlinear sampled - data systems based on discrete - time approximation with sufficiently small sampling periods has been studied in recent years. the sufficient conditions have been given for the practical st abilization of the above case

    第三部分:在周期固定的條件下,研究基於近似離散化模型上設計的關于參數t一致的漸近穩定控制器能夠以漸近穩定方式一致鎮定其受控系統的條件。
  2. The switched capaci tor filter is the counterpart of the continue time analog filter " s sampling, it is more adapted to the miniaturization of the circuit and can realize the higher accuracy transfer function, especially the design of the cmos integrated sc filter based on the biquad have advantage of high accuracy, small area, low power consumption, simple architecture and easy to debug. it has important academic and practical means of the sc filter " s research and design

    開關電容濾波器是時間模擬濾波器的時間等效電路,更適合電路的小型化,同時也實現高精度的傳輸函數,尤其是基於雙二階的cmos開關電容濾波器設計具有高精度、面積小、低功耗和電路結構簡單,易於調試等優點,所以研究和設計開關電容濾波器有著重要的理論和實際意義。
  3. First, how to conduct sample and quantification of continuous time signal which is prior condition of sdr is explored in detail, and the comparison and analysis of some sample modes are given in which band pass signal sampling theorem is most important. second, multi - sample rate signal processing which is an important basis of sdr is studied. emphasis are put on decimation and interpolation those are the most fundamental process and the realization of decimation and interpolation filter

    在基於中頻的軟體無線電結構框架下,首先詳細探討了軟體無線電的前提條件,即如何對時間信號進行量化,比較分析了幾種的方式,其中最為重要的是帶通信號定理;然後探討了軟體無線電的一個重要基礎,即多率信號處理,重點討論其最基本的兩個過程抽取和內插以及抽取器和內插器的實現;接著介紹了結構簡單、適用於一級抽取的cic濾波器和適用於做2倍抽取的半帶濾波器;再次論文在總結了傳統的調制解調基礎上,結合軟體無線電器件的特點,系統的探討並實現了基於正交思想的am 、 fm 、 ask 、 fsk 、 bpsk 、 qpsk的正交調制解調演算法。
  4. Under the appropriate conditions of sampling equipment of gas chromatographic headspace analysis, determine a suitable salt and a suitable extracting solvent by the orthogonal design method, then determine the fitting feed composition of ethanol - water mixture, the fitting distribution between extracting solvent and mixture, and the fitting salt concentration by the uniform design method

    在對建立的頂空氣相色譜裝置的操作條件進行優化之後,先用正交試驗設計法確定非性因素鹽和萃取劑及其在備選水平中的適宜水平,再用均勻試驗設計確定性因素乙醇的進料濃度、萃取劑配比和加鹽量及其備選水平中適宜的水平范圍。
  5. ( 4 ) periodicity and pseudo - modulation when sampling sinusoidal signals the periodicity and pseudo - modulation due to non - integral sampling of sinusoidal signal are analyzed

    著重討論信號過程中抽定理對正弦信號的非整數抽序列的周期性,偽調制性和調制周期的周期性。
  6. The paper reconstructs frequency spectrum and reconstructing signal of a continuous signal based on matlab, presents the error of reconstructing signal, and makes an analysis of the influence from sampling period on the superposition of frequency spectrum and precision of sampling signal reconstruction

    摘要基於matlab再現了信號的頻譜和重構的時域信號,給出了信號重構的誤差,並分析了周期對頻譜疊加和信號重構精度的影響。
  7. Hence analysis and design of nonlinear sampled - data systems has been, in recent years, a subject of growing interest in the international community of control research. when a continuous - time plant is controlled using a digitally implemented controller, it is often faced that a continuous - time plant is transformed into its equivalent discrete - time model. a digital controller is usually designed on the base of approximate discrete - time models of the continuous - time nonlinear systems because it is difficult to obtain the closed form of the exact discrete - time model for nonlinear control systems

    利用計算機等一類離散控制裝置來控制時間的受控對象時,都會遇到把時間系統化為等價的離散時間系統的問題,通過器和保持器來實現離散時間的控制,對于非線性受控系統,由於系統的時間離散化后一般得不到其等價的精確離散化模型表示的有限形式,實際上由其近似離散化模型代替來設計控制器,而近似會引起信號失真,那麼基於近似離散化模型上設計的控制器,它是否同對原受控系統有效
  8. We consider that equal - ratio sampling method is suitable for the successive and unsteady emitting status of waste water

    並認為等比例法是不穩定排放方式比較適合的方法。
  9. The pulse width trigger circuit, trigger delay circuit are discussed. and a new kind of peak detection module which is implemented by verilog hdl in fpga and greatly enhances the performance of catching glitch is discussed in the dissertation. the waveform recorder function accomplished in the scopemeter can test, monitor slow analog signals and record the characteristic value of signals continuously for a long time

    本文討論了脈寬觸發電路和觸發釋抑電路的實現,採用veriloghdl在fpga中實現了一種峰值檢測模塊,提高了示波表的毛刺捕捉能力,設計的波形記錄( recorder )功能模塊能夠對輸入的模擬信號進行長時間不斷的量化,並記錄波形數據和及時送顯示。
  10. " function, the user can record behavior directly in the field by setting the time interval through the audio alarm function for time sampling of behavioral data. if the behavior is recorded on videotape, this program can also match its timing with the timing recorded on the videotape or the vcr counter, and the user can correct data directly or press a special key to perform editing functions corresponding to the vcr, including pause for timing, different playback speeds, and modifying previous records. users can also continue recording data from previously saved data in the

    在記錄數據功能上,可直接在現場記錄,也能夠配合時段的時間間隔使用鬧鈴功能,也可以配合所拍攝錄影帶上的時間(或錄影機上顯示之時間)做同步記錄;修改功能方面,提供直接按鍵修改或按特殊功能鍵以配合錄影機的特殊功能,包括暫停,不同播放速度和多次修改記錄;可選擇單鍵即時記錄
  11. From computer directly, the device can get data from two specifically wav files which have double channels of data, and whose sample rate are 44100, and whose resolution are 16. then it makes digital signals convert into anolog signals and amplify them at the same time. at last, according to actual need, it can supply continuous anolog audio output of enough power and high fidelity at different speed

    該設備可以直接從計算機獲取兩個雙聲道、 16位解析度、 44100hz率的wav ( waveform )聲音文件的數據,並同時將兩個聲音文件的數據進行數模轉換和信號放大,最終以能滿足實際生產需求的較高速率地輸出具有足夠驅動能力和高保真度的模擬信號,為終端高速磁帶復錄子機提供穩定可靠的音源。
  12. The qinshan power station environment supervisor system for the nuclear radiation dosage is an intelligent continual online supervisor system. it is equipped with high alert automated device with rs131, which makes it getting stronger functions and higher abilities

    秦山核電站環境輻射監測系統是一個全自動智能化在線輻射監測系統,它配備了高靈敏度、寬量程的輻射探測儀和自動設備,該系統功能強,可靠性高。
  13. In the test period, the introduction of ac sampling and faulty wave record ensured veracity and continuity of the data. dynamic simulation system is classified by object - oriented method, and independent objects are accomplished by com component, and then software and hardware are united perfectly

    在測試中採用交流技術和故障錄波器,保證了數據準確性和性,軟體平臺中用面向對象的分析方法對動模系統分類,獨立對象由com組件完成,實現了硬體與軟體的完美統一。
  14. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中,根據系統要求,充分考慮鐵路上的實際情況,針對具體問題採取了一系列的相應措施,如在器件選擇方面選用高精度microconvertor系列、具有adcdma轉換功能的數據採集微控制器晶元aduc812 ,設計了v f變換電路和外部a d轉換電路;在硬體抗干擾方面,將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系;在控制方面對于數據的處理引入了算術平均值濾波演算法和真有效值的計算方法,即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值,從而使數據的準確性得到極大地提高。
  15. The system maintains the pressure constant through continuous sampling to pressure, and pid adjuster operating and obtaining control parameter to control the system implementing part

    該系統通過對壓力進行連續采樣,由pid調節器運算得出控制參數,對系統執行機構進行控制,從而維持壓力恆定。
  16. In the digital ultrasonic flaw detectors, backward - wave signal is sampled and changed through the highspeed a / d converter, and we ' ll get a large number of datas. because datas are not all be used to draw testing curve, they must be compacted. lt is necessary to compress so much datas, so data - compaction instrument must be designed and used. here introduces the principle of data - compaction instrument, and designs a exclusive instrument using isp which may change compression point and automatically provide 1024 consecutive addresses of outside data storage unit

    在數字化超聲波探傷中,回波信號經高速a d變換后,會得到大量的採集數據。但在探傷曲線的描繪中並不是用到所有數據,因此要對這些數據進行壓縮處理,這就需要用到數據壓縮器,這里介紹了一種應用在線可編程技術及器件實現對大量數據進行快速壓縮的方法,並設計了一種新型的專用isp數據壓縮器,該壓縮器具有壓縮點數可調,可自動提供1024個的外部數據存儲單元的地址等特點。
  17. In this paper, we used the characteristics and introduced the delta operator to linear quadratic following control system, the results show that when sampling period is approaching to zero the results of the discrete - time system is approaching the continuous - time system, and the design of the following controller is completed by linear riccati equation

    本文利用上面導出的delta運算元性質,把delta運算元應用於二次型跟蹤系統當中,得出了周期趨近於零時delta域內的最優解趨近於相應的域最優解,並指出了離散域的輸出跟蹤器的設計可用riccati方程得到近似解。本文把delta運算元引入線性系統的廳。
  18. There are too many problems in raw material supplying, such as, too many sources and types, complex constituent, variation price, large amount of needing, occupied funds, and safe inventory needed, et al. raw material assurance system is established under these circumstances. the main research of this thesis concentrates on the following parts : some optimization algorithms, raw material purchase, raw material inventory and real time early alarm of raw material purchase

    在有色冶煉企業的原料供應工作中存在著這的一些問題:原料來源多;品種多;成分復雜;價格不一;生產,對于原料的需要量大;原料購資金占企業流動資金的比例大,一般達到了80以上;保證生產,需要有一定的原料儲備量;原料購策略與企業生產的產品市場價格信息脫鉤等。
  19. Furthermore, various tools of nonlinear control design are introduced the paper is organized as follows : in the part one, we introduce a background and currant research situation of nonlinear sampled - data systems using digital controller designed on the base of the approximation and brief a main ide

    第六部分:問題的總結和展望,提出未解決的問題以及研究方向.在固定間隔條件下,基於近似離散化模型上設計一的控制器控制其
  20. Contrasting this, in feedback control the most majority of complex systems are controlled using sampled observations of system behavior taken at discrete time instants. thus the resulting controlled systems are hybrid systems, which are called sampled - data systems, involving both continuous - time and discrete - time signals. the investigation of sampled - data systems is motivated primarily due to the widespread use of digitally implemented controller in present - day feedback control of continuous - time systems

    工程實踐中遇到的動態系統通常是時間系統,與此相反,大多數復雜系統的反饋控制卻是通過觀察點上的系統行為來進行控制的,結果所得到的反饋控制系統是個混合系統,它含有信號和離散信號,這的系統稱之為系統,當今受控系統中數字控制器的廣泛運用促進了對系統的研究,已有的線性系統理論顯然不能滿足處理非線性系統的需要,因此近年來非線性系統的分析與設計已經成為國際控制論界的持的研究熱點之一。
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