采樣速度 的英文怎麼說

中文拼音 [cǎiyàngsùdù]
采樣速度 英文
sampling speed
  • 采 : 采名詞（采地） feudal estate
  • 樣 : 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
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. Abstract : in the research of internal combustion engine, recordingin - cylinder pressure and temperature is an essential technique to study the thermal cycle of internal combustion engine. the combustion analyzer developed in this study will give both the measurements at sampling points per crank angle or sampling cycle, calculate and show the real time parameters which decide the working process of internal combustion engine, such as pressure accelerating rate, indicateed mean effective pressure, cycle - to - cycle variation, heat release rate, etc. compared with the imported congeneric products, the analyzer has many advantages such as chinese interface, low price, easy operateing, convenience in maintainance and easy upgrading

    文摘:為了測錄內燃機缸內的壓力及溫度，開發了一種內燃機燃燒分析儀.該分析儀由國產高速數據採集卡及自行開發的控制軟體組成.它不僅能精確設置每度曲軸轉角內采樣點的個數和採集循環數，而且在採集過程中能實時計算和表徵內燃機工作過程的壓力升高率、平均指示壓力、循環變動率、放熱率等參數.經實際使用以及與國外產品相比表明，此分析儀具有全中文界面、價格低、操作簡單、使用維護方便、功能便於擴充等優點
  2. Based on fractional sampling method, a new super - exponential iteration decision feedback blind equalization algorithm for severely nonlinear phase distortion channels was proposed

    因此針對嚴重頻率衰落和非線性相位失真通道，提出了一種分數采樣的混合盲均衡演算法，並獲得了較快的收斂速度和較小的剩餘均方誤差。
  3. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀，液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹，然後確定了以二元調寬脈沖再平衡測試迴路為設計方案，並從控制理論的角度進行了分析，著重研究了系統中各部分的傳遞函數，利用系統開環傳遞函數分析了系統的穩定性，同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題，並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路，驗證了電路的正確性，最後按照測試系統的要求，採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具，利用該圖形化編程語言完成了測試系統軟體部分的設計，實現了測試功能。
  4. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態信號數據採集系統，它具有以下特點： ?採用usb介面進行高速數據傳輸，傳輸速度達100kbyte / s ； ?採用浮點a / d轉換技術，動態范圍達120db ； ?多種采樣觸發控制方式； ?最高采樣率100ksps ； ? 12位采樣精度： ? 32kb數據緩存； ?使用新型大規模電子器件，系統結構緊湊，重量輕，適合野外作業。
  5. The principle of vibrator is to introduce scattered energy to underground in a comparatively long time, and collect the energy through correlation and compress it into a narrow pulse. the portable high - frequency vibrator system, developed by key lab of geo - exploration and instrumentation ( jilin univ ), ministry of education, generates chirp signal and accumulates energy through a long - time bestiring. according to the characteristics of vibrator, the seismic recorder that operates on - line with vibrator must have these functions as follow : first, it must have the ability of recording a great quantity of data. second, it must have assistant channels to sample reference signal. third, it must have the function of data correlation in real - time

    可控震源利用可控的小能量、長時間激發波來實現沖擊震源瞬時產生的大能量激發波。在利用可控震源進行地震勘探時，要求地震儀長時間記錄地震信號，這對地震儀的采樣長度提出了很高的要求。受存儲量和數據傳輸速度的限制，絕大多數地震儀很難對如此大的數據量進行記錄，同時，可控震源要求地震儀有兩個輔助通道並且具有數據相關功能，目前國內還沒有出現滿足要求的地震儀產品。
  6. We use a colorful noise to describe traffic flow and regard it as the uncontrolled input ( equaled to noise ). then we use the multi - rate sampling pi controller to eliminate the error caused by noise, and make the length of queue stabilize at the threshold. the availability of the strategies and stability of systems are proved by doing some analysis and simulation

    文中我們將一有色噪聲看作不可控輸入的擾動，採用基於pi的多采樣速率控制器以消除由此不可控輸入所造成的對系統輸出（交換節點緩沖區隊列長度）誤差的影響，使得系統輸出（隊列長度）穩定在閾值附近。
  7. The second, we adopt the mean - squared deviation of speed as the index of dynamic stability and design an appraisal software of the performance of wire feeder. the software can not only appraise the performance of wire feeder but direct the design of speed regulating system

    其次，本文用采樣速度均方差值作為衡量送絲系統的動態穩定性指標，採用labview軟體設計了送絲機性能評估軟體，利用該軟體不但可以對送絲調速系統做出評價，還可以指導調速系統的設計。
  8. When we gather data, we often fell the gathering speed is slow, the precision of a / d transition is bad and other problem, based on the gathering theory, this dissertation put forward relevant resolving project

    對于數據採集與轉換中遇到的采樣速度、孔徑誤差、模數轉換精度等問題，本文根據采樣定理的理論，提出了不同的解決方案。
  9. In data sampling circuit, high - speed, complex programmable logic device cpld technique is used. high - speed double - port ram, control sampling time sequence logic, cpu interfaces and bus circuit are implemented in cpld. sampling speed is up to 80mhz, sampling depth is ik - byte, and cpld can fulfill the requirement of the software arithmetic to sampling

    在數據採集電路中採用了高速復雜可編程邏輯器件cpld技術，晶元內設計有高速雙埠ram 、控制采樣時序邏輯及cpu介面、總線等電路，采樣速率高達80mhz ，采樣深度1k位元組，很好地解決了超聲波微位移傳感器軟體演算法對采樣的要求，並可實現在線升級，大大提高了系統的整體性能。
  10. Therefore, the system has a characteristic of high precision, large dynamic range and high transmission rate

    因此，系統采樣速率高、動態范圍寬、數據傳輸速度快。
  11. It suits in 220 500kv voltage rank ’ s electrical power system breakdown recording. uses 32 - bit embedded microprocessor arm and the high speed dsp multi - tasking ; designs the fpga hardware data sampling controller to produce the control signals, and guarantee sampling precision ; may record 36 groups analog signals and 80 groups switches signals ; uses distributed and modular design distributionally, may dispersely install in the screen cabinet, also may be linked to a management computer or transfer data to the far control center through the 10m / 100m ethernet

    它適合於220 500kv電壓等級的電力系統故障錄波。採用32位嵌入式微處理器arm與高速dsp并行工作;設計了fpga硬體數據采樣控制器產生控制信號，保證采樣精度;可以記錄36路模擬量和80路開關量;採用分散式、模塊化設計，可以分散安裝在屏櫃中，也可以通過10m / 100m以太網級連到一臺所級計算機或遠傳到調度中心。
  12. Therefore, the study in ultrahigh speed adcs with the relatively low resolution is an important research topic

    因此，對采樣速度超過ghz ，解析度相對較低的超高速a / d轉換器研究是a / d轉換器研究的一個重要方向。
  13. In signal processing, second - generation enhanced intermediate frequency sampling speed and signal processing speed and capacity

    在信號處理方面，第二代提高了中頻采樣速度，並加強了信號處理的速度和能力。
  14. Experimental results show that our local surface reconstruction and ray - tracing method is fast, with high approximation accuracy and high rendering quality, and is also adaptive to models with different sampling densities

    實驗結果表明，文中演算法速度快、逼近程度好、繪制質量高，能夠自適應不同采樣密度的模型。
  15. In this paper, we describe the research and realization of the high - speed data acquisition system applied in initial velocity radar. the sampling rate can reach 40msps, and the resolution is 12 bits. the acquisition speed that the system provides can be altered

    本文介紹了基於初速雷達的高速數據採集系統的研製和實現方法，該系統提供了最高40mhz的采樣速率、 12位采樣精度的數據採集通道，且采樣頻率可調。
  16. The auto - test process could be done by several instructions " executed. results of the ip core ' s simulation shows the adc can achieve a 10 - bit resolution. system has 8 input channel and 5 sample period selection with the control of internal bus

    對該ip核的全局模擬結果表明，所設計的模數轉換器可以達到10位的精度，可以通過系統總線信號對8路信號輸入通道以及5種采樣速率進行選擇控制，可以通過系統指令完成模數轉換器的自測試功能。
  17. It works properly, and verifies the adm algorithm. main performance parameters are lobits resolution in prediction coding and 16ks / s sampling rate

    結果表明晶元所實現的設計指標為：預測解析度10位，采樣速率為16kbps 。
  18. The two types of ncss parallelizing method could improve resource utilization, so that sampling rates could be increased and control performance could also be improved

    這兩類系統的并行化可以有效地利用系統資源，提高控制迴路的采樣速率，從而提高控制精度。
  19. Experimental results showed that the pose measurement system for those cameras can reduce effectively the computational complexity in the space location for stereovision, and that the cameras work well at location accuracy range and sampling speed

    實驗結果表明，基於非線性修正的多線陣像機位姿測量系統簡化了立體視覺空間定位計算的復雜性，在定位精度、定位范圍和采樣速度上均達到了良好效果。
  20. The main contents are as follows : firstly, two typical architectures of ultrahigh speed adc are presented. moreover, the block diagram design of a 6 - bit 1gsample / s ( gsps ) adc is described. in the meantime, the building blocks and key ideas to improve the sampling rate are also described

    首先，基於兩種典型的超高速a / d轉換器的特點，提出了一個解析度為6位，采樣速度可達到1gsps的模數轉換器系統結構，並對構成系統的各電路模塊及提高速度的關鍵技術進行了研究。
分享友人
分享到 Line

分享到臉書