檢測器噪聲 的英文怎麼說

中文拼音 [jiǎncèqìzàoshēng]
檢測器噪聲 英文
detector noise
  • 檢 : Ⅰ動詞1 （查） check up; inspect; examine 2 （約束; 檢點） restrain oneself; be careful in one s c...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 噪 : 動詞1. （蟲或鳥叫） chirp 2. （大聲叫嚷） make noise; make an uproar; clamour
  • 檢測器 : detector
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  1. The master dissertation introduces passive correlative orientation system and base theory in signal dispose briefly in the first place. the system takes tv sound fm signal from tv satation signal. the power rate of tv station signal to sound signal is ten to one. in the case of submerged by mussy weave and machine ' s hot noise, dispersed target signal is feeble

    系統採用電臺的電視伴音調頻信號，其中電臺信號與伴音信號功率之比基本為10 ： 1 ，並且目標散射信號較弱，一般情況下淹沒在雜波和機器熱噪聲之下，採用常規的脈沖檢測方法很難對遠距離的目標進行檢測，而以電臺直達信號作為參考與目標回波信號進行相關檢測；系統中信號的相關處理會產生旁瓣，而強目標的旁瓣會影響附近的弱目標檢測。
  2. Production and processing equipment : bearing production equipment, the ball processing equipment, bearing cleaning equipment, packaging equipment bearings, needle roller processing equipment, light jewelry processing equipment, spherical roller processing equipment, rough processing equipment, double - end grinders, spindle, wheel oilstone and other grinding materials, heat production, high - precision coordinates grinder, and outside grinder, seal marking machine, profilometry, contour dynamic analysis, hardness needle - sorting machine, a round instrument, processing tester, processing meter, dynamic vibration and noise analysis, vibration, noise testing device raceway ultra - precision instrument, roughness measuring instrument, the finish detector, sorting machine, converters and bearing products preservatives, lubricants, cleaning agents, such as processing raw materials

    生產及加工設備：軸承生產設備球加工設備軸承清洗設備軸承包裝設備滾針加工設備光飾加工設備球面滾子加工設備毛坯加工設備雙端面磨床電主軸砂輪油石和其他研磨材料熱處理生產高精度坐標磨床內外圓磨床印子打標機輪廓測量儀輪廓動態分析儀硬度針分選機圓度儀加工測試儀加工測量儀振動噪聲動態分析儀震動噪聲測試裝置滾道超精儀粗糙度測量儀光潔度檢測儀分選機變頻器及軸承產品防腐劑潤滑劑清洗劑加工原材料等。
  3. The detecting accuracy of the beam drift would be improved, as a high performance acoustooptic modulator modulates the frequency of the laser beam drift signal far away from the power frequency, the double power frequency and high frequency noises

    具體包括: 1 .利用聲光調制器將光束漂移量信號調制到遠離工頻及其倍頻干擾和高頻噪聲的頻帶段，以期提高光束漂移量的檢測精度。
  4. And the output components of the despread correlator under the condition of additive white gaussian noise ( awgn ) are analyzed to derive the expressions for the false alarm probability and the detection probability

    同時也對解擴相關器在接收端噪聲為加性白高斯噪聲情況下的輸出成分進行了詳細分析，推導得出大步進搜索的虛警概率和檢測概率的公式。
  5. Its principle is as following : acquire and modulate the analog signals from sensors placed in environments through daq device on real time, then transit the information to computers by pci bus ; in the other hand, noise information tested with sound level meter is passed through interface rs - 232 to computers

    本系統工作原理為：通過多功能數據採集卡採集來自各種傳感器所採集的各檢測對象的模擬信號，對信號進行調理，通過pci系統總線傳遞給計算機；而噪聲則通過聲級計由rs - 232傳入計算機。
  6. On the base of the theory of the adaptive noise cancellation and the adaptive line enhancement, we have made an improved adaptive noise cancellation in use of the measuring of hv insulator ' s leakage current

    結合普通自適應噪聲對消和自適應譜線增強原理，提出了一種改進型自適應噪聲對消器，用於高壓絕緣子泄漏電流檢測。
  7. The the room volume is 1512 m3, bottom acoustic noise is lower than 18db, and the testing system is from b k company of danmark

    消聲室容積1512立方米，本底噪聲低於18分貝，採用丹麥b k公司的檢測儀器。
  8. On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed

    本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。
  9. 2. virtual technology in this section, firstly, introduce virtual instrument development and analyze the main principles in tractor testing projects ( including shaft mass, left - and - right side trigging forces, smoke density, noise and velocity ). secondly, propose a general design combined multifunction data acquisition devices ( daq ) with lab view diagram language

    （ 2 ）虛擬儀器技術介紹了虛擬儀器的發展特點，分析了拖拉機主要的檢測項目（軸重、左右制動力、煙度、噪聲、速度）的檢測原理和手段，提出一套基於多功能數據採集卡daq和圖形化編程語言labview的虛擬儀器構建方案。
  10. The main testing parameters include : productivity, weight of specimen, electric power, the temperature of bearings and the noise from machinery etc. the main controlling parameters include : auto - taking of original seed, auto - controlling of two - directed valve, adjusting of productivity and automatic starting / stopping system for each equipment

    其主要檢測量有：生產率、接樣重量、耗電量、軸承溫升、機器噪聲等；主要控制量為：原始物料的自動接料、接樣三通的自動控制、喂入量調節、實驗臺各環節的自動開機關機等。
  11. In order to better detect the image edge information, firstly, non ? linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filter, and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    在激光探測系統中，微弱的回波圖像淹沒在強背景噪聲中，為更好地檢測這類含噪圖像的邊緣信息，首先應用特徵方向非線性中值濾波技術，濾去高斯噪聲；其次，選擇（ 3 ， 1 ）雙正交樣條小波作為原始小波濾波器，採用提升方案構造最優雙正交小波濾波器，應用構造的雙正交小波進行多尺度小波邊緣檢測；同時，通過定義浮動閾值，並應用於圖像邊緣檢測，較準確地定位了邊緣位置。
  12. In order to better detect the image edge information, firstly, non - linear median filter technology of characteristic direction was applied to filter out the gauss noise ; secondly, ( 3, 1 ) biorthogonal spline wavelet was used as the primitive wavelet filter, adopting lifting scheme to build the most superior biorthogonal wavelet filters and applying the superior biorthogonal wavelet to the multiresolution wavelet edge detection ; at the same time, floating threshold was defined and applied to the image edge detection, and the image edge position was located accurately

    在激光探測系統中，微弱的回波圖像淹沒在強背景噪聲中，為更好地檢測這類含噪圖像的邊緣信息，首先應用特徵方向非線性中值濾波技術，濾去高斯噪聲；其次，選擇（ 3 ， 1 ）雙正交樣條小波作為原始小波濾波器，採用提升方案構造最優雙正交小波濾波器，應用構造的雙正交小波進行多尺度小波邊緣檢測；同時，通過定義浮動閾值，並應用於圖像邊緣檢測，較準確地定位了邊緣位置。
  13. So, both 1 / f noise power spectrum measurement and similarity coefficient extracted from its time series can offer economical, effective and indestructible tool to detect the latent damage induced by esd and hci for mosfets

    因此，無論是1 / f噪聲功率譜的測試還是由其時間序列提取得到的相似系數均可以作為經濟、有效、完全非破壞性的工具，替代傳統的電特性用於檢測靜電引起的mos器件潛在損傷以及熱載流子注入損傷。
  14. The output components of the de - spreading correlator are analyzed and the expressions for the pf and pd of the step acquisition are given under the condition of additive white gauss noise

    並在接收端噪聲為加性白噪聲情況下，對解擴相關器輸出成分作了詳細的分析，推導出了步進搜索時的虛警概率和檢測概率的公式。
  15. With the development of reducing noise technology and the advent of quieter targets, sonar faces up to the challenge of low signal - to - noise ratio detection while high detection performance is demanded by weapons ' s increasing range. moving target detection is two of first and last of sonar " four main tasks : detection, loacalization, classification and tracking / motion analysis of targets, which is the base of other two functions

    隨著降噪技術的發展，安靜型目標的出現，聲納技術面臨低信噪比的挑戰，武器射程的增加又對聲納提出了更高的要求，關繫到聲納的四大功能（檢測、定位、識別和跟蹤/目標運動分析）第一和第四個的運動目標檢測任務重大，因為它對其餘兩個起著基礎性的指導作用。
  16. The study of this paper indicates that, the combined binarization method can keep details well and tolerate the abominable state ; the method to estimate skew angle based on radon transformation is very exact, and the distortion of corrected image is also very little ; the vlp location method based on wavelet analysis and intensity moment has a high location exactness and a soon processing time ; and intelligent character recognition machine can accomplish the function of self - adaption, self - correction, self - study, etc

    本文研究表明：混合二值化方法能較好的保留圖像細節，抗噪聲能力強；基於radon變換估計傾斜角度的方法檢測角度精確，校正後圖像失真較小；基於小波分析和亮度矩的車牌定位方法定位準確率高，速度快；仿人智能字元識別器則能實現識別字元過程中的自適應、自校正、自學習功能等。
  17. When sampling period is very low or close to ideal case for signal detection in additive gaussian white noise ( agwn ), the detection circuit with matched filter is optimal

    摘要在加性高斯白噪聲信號檢測中，在采樣周期極小或接近理想的情況下，連有匹配濾波器的檢測電路是最佳的。
  18. Conventional detector ( single - user matched filter ) distinguishes each user by the crosscorrelation of their spread - spectrum codes. in practice, however, its performance is much deteriorated due to the existence of noise in channel and strong multi - access interference, i. e. near for effect. a new method using independent component analysis is proposed in this paper. the - received energy of signals is controlled effectively, thus the near - far effect is overcome as much as possible ; moreover, the effect that noise imposed on the detector is mostly reduced. simulations verify the effectiveness of this method

    傳統檢測器（單用戶匹配濾波）利用擴頻碼之間的互相關特性來區分各用戶信號.而在實際應用中，通道噪聲和近距離用戶對遠距離用戶的強多址干擾即遠近效應，使得接收機的性能受到很大影響.本文將獨立分量分析法引入傳統接收機，有效控制接收信號的能量，從而極大地提高了接收機的抗遠近性能，同時噪聲的影響被盡可能消除.模擬結果表明了該方法的有效性和可行性
  19. First of all, by establishing the observation model of complex harmonic signal and complex linear chirp signal respectively under the co - jamming of additive and multiply noise, the paper constructed cyclic moment detectors of different orders, deduced snr expression of the detector through theoretic analysis, discussed the relation of detector performance and noise statistical characteristic. the curve of detection performance is obtained through monte carlo simulation test, proving the related conclusion derived

    首先，論文分別以加性和乘性噪聲聯合干擾下的復諧波信號和復線性調頻信號為觀測模型，構造了基於不同階次的循環矩檢測統計量，從理論上推導出了檢測器的信噪比表達式，分析了檢測器性能與噪聲統計特性的關系，通過monte - carlo模擬試驗得到了檢測性能的曲線，驗證了推導的有關結論。
  20. A chaos search for implementing optimal multi - user detection in cdma system has been proposed. computer simulation illustrated that this way has many powerful abilities. its capability is better than the traditional detection and the multi - series detection, it is near to the omd which was presented by verdu, and then its beginning condition is insensitivity, near - far insensitivity, eliminate interference, it can converge to global minimum point and hold down the noise interference

    通過模擬證明：其性能優于傳統檢測器（ cd ） 、多級多用戶檢測器（ msd ）而接近於文獻[ 1 ]中提出的最佳多用戶檢測器（ omd ） ，具有對初始條件不敏感、對「遠近」問題不敏感和優良的抗干擾性能，並提高了通信系統的系統容量，能尋優到全局極小點，以及能抑制噪聲干擾，而且，計算復雜度較低。
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