條狀信號 的英文怎麼說
中文拼音 [tiáozhuàngxìnháo]
條狀信號
英文
bar signal-
The second, the main work in the paper is discussed. they are include : the theory and character of electromagnetic leaking from a computer ; the theory of accumulation mean filter and pectination filter ; the analysis of synchronous signal precision, at 10 - 12 second level, for stably intercepting ; the technology requirement of receiver and data acquisition board for clearly displaying the images recovered from the intercepted data
本文從計算機視頻電磁泄漏和數字濾波器兩方面的基本理論出發，詳細論述了計算機視頻信息電磁泄漏的原理及特點，指出視頻泄漏信息的頻譜是以行頻為周期的譜線；分析了重加濾波器和梳狀濾波器的性能；分析了視頻泄漏信息截獲的條件；推導出穩定截獲視頻泄漏信息需要對同步信號的精度控制在皮秒級；論述了清晰再現對接收機和數據採集卡的技術要求。Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo
本文首先對數字減影血管造影（ dsa ）成像系統的組成結構和數據流向進行了深入研究和分析，並對系統中的數據流向進行了完整的歸納和總結，給出了x線數字成像系統中的高速大容量數據通道的設計方案；在對sdram的控制方式做了深入探討后，給出了實現大容量多條sdram共同工作的解決方案，在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲；通過對pci總線介面的深入研究，優化後端狀態機設計和低層驅動程序開發，給出了完整的pci介面方案實現高速dma數據傳輸，完全可以滿足視頻傳輸要求；深入研究了基於大規模可編程器件的數字系統設計方法，針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點，提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案，從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。So the equipment is schemed out to simulate the work - state of aepds, according to the in - out signals of every solid - state power controller ( sspc ) and the stochastic voltage and current of buses. the top - down design method is adopted in the design
所以作者根據固態功率控制器輸入、輸出信號模擬多路負載，以及匯流條的電壓、電流等在飛機配電系統中的各種工作狀況，研製了「先進飛機配電終端自動測試裝置」 。We also analyze the influence of the boundary condition 、 safety distance and deceleration probability to the traffic flow. finally, we propose an crossroad modle. this model is made up of one main road and one branches ： traffic with lights placed on the crossing, vehicles " breaking while running and turning to other direction while jamming. we investigate the velocity and flow of the model when the initial density, the brake and turning probabilities, the green to signal ratio are changed. then the reasons causing all the kinds of phenomena are analyzed
最後研究了周期性邊界條件下的十字路口的ca模型，該模型由一條主幹道和一條支道組成，在幹道與支道的交叉路口設置紅綠燈，車輛在運行中對突發事件發生反應的剎車，路口的車輛可以轉向等各種實際交通行為，並通過計算機模擬，研究模型在改變車輛的初始密度、剎車概率、轉向概率、紅綠燈信號的綠信比等各種情況下支、主幹道車輛的速度、流量的變化，並分析在各種情況下交通狀況的成因，提出改善交通的有效措施。Secondllv in the 1 d random traffic flow model. the relation function between the correlation and the creation. disappearance. brake probabilities of the vehicles is presented. according to the statistical mechanical approach to the spatial correlation functions. the theoretical results agree with that of the computer simulation. thirdh. based on the bml model. a main - road traffic flow model with two speeds on two dimensions is designed. this model simulate the traffic situation of one main road and several branches in the cit traffic lights placed on the crossing. vehicles breaking ~ vhile running and turning to other direction while jamming. we investigate the ~ ' e1ocitv and flo ~ ~ of the model when the initial densitvthe brake and turning probabilities. the green to signal rati3. thc number of the branches and the period of the signal are changed. then the reasons causing all the kinds of phenomena are analvzed. finallv. we simulate the bml model using the method of lattice boltzmann which ~ vas brought out by liu mu - renand obtain the velocity - density graph similar to the previous result. the upper critical densiw above which there are oniv jamming configurations. and the lo ~ ver critical density below which there are only moving configurations are the same as before. the boltzmann function which is on the lattices shows the moving and jaxmning transition obviouslv. thus it proves the possibilit of this method on the traffic research
接著，建立了和研究了二維二速的主幹道模型，該模型模擬了城市交通中一條主幹道，多條支道的交通情況，在幹道與支道的交叉路口設置紅綠燈，車輛在運行中可以有對突發事件發生反應的剎車，在發生堵塞時，路口的車輛可考慮通過轉向來緩解交通等各種實際情況的發生，給出了車輛演化的演化方程，並通過計算機模擬，研究模型在改變車輛的初始密度、剎車概率、轉向概率、支道數、紅綠燈信號的綠信比、紅綠燈信號周期等各種情況下支、主幹道車輛的速度、流量的變化，並分析在各種情況下交通狀況的成因，提出改善交通的有效措施。最後，在劉慕仁提出的用格子boltzmann方法研究一維決定論交通流的思路下，將此法推廣到對二維bml模型的模擬上，得到了與用以往方法的研究結果相類似的速度-密度圖線，且車輛從運動相到堵塞相轉變的上下臨界密度是一致的，同時分別給出車輛在處于暢通相和堵塞相時， boltzmann函數在格子上的分佈情況，進一步驗證了此法的可行性。The way to use the dynamic and best method is that when the term break, according to the new elevator condition and movement condition for passengers, the signals invoked inside the hall are assigned to elevator group, and each elevator is supervised and controlled in real time. the elevator producing breakdown can be in time prevented from waiting for arranging or movement appearance until the elevator heals
本文提出的基於領域知識的動態最佳方法的原理是：在優化條件打破時，根據新的電梯狀態和客流情況，將廳內召喚信號進行優化重新分配給各臺電梯，並實時監控各個電梯的運行狀況，對故障電梯及時調離，直到排除故障后才重新進入待安排或運行狀態，使梯群達到整體協調優化。As to the video signal, alarm signal, control signal, are all weak electricity signal, exceedingly easily be subjected to the jam, in case the power supply system does not steady, wave propag ation is greatly, the harmonic content of power source overtops, the veins wave factors are great unduly, and even power source equipment breakdown, outputting abnormal, will be about to affect the video signal image effect, and dependability cuts downs to the security and alarming system. we adopt fast fu lye ' s mutation rule - fft alternatives, by the way of carrying fft alternatives to the local junction circuit, regulated power supply, ups ' s power source, and switch power source, thereby diagnose every degree harmonious wave content of power souse, and abnormal coefficient, compared to the normal working situation. thereby diagnose out the working condition of the regulated power supply, ups ' s power source, and switch power source
如果有供電系統不穩定、波動大，電源的諧波含量過高，紋波系數過大，乃至電源設備損壞、輸出異常等情況出現，將會嚴重影響視頻信號的圖像效果，大大降低防盜系統的穩定性和可靠性，我們採用快速傅利葉變換原理，即fft變換，通過對市電、穩壓電源、 ups電源、開關電源等的電壓信號進行fft變換，從而得出信號中各次諧波的含量及信號畸變系數，並將其與正常工況下的參數進行對比，從而進一步診斷出穩壓電源、 ups電源、開關電源等設備的運行狀況；組成監控系統的設備長期處于工作狀態，往往由於設備散熱條件不好、設備老化故障等原因導致設備表面溫度過高，從而影響設備的正常運行，降低設備的使用壽命。The output signal of pda is affected by the suspended particle concentration, particle size, and the type and dosage of coagulant as well. by analysing the fi curve, it is found that the characteristic parameters of fi curve closely relate to aggregates size and turbidity removal the aggregates size and turbidity removal achieve the maximum when the amplitude of fluctuation is the maximum. the mean diameter and fractal dimension increase with agitation time, and finally reach a steady - state
通過對混凝過程的在線監測和對pda輸出信號fi曲線的數學解析表明： fi曲線綜合反映了懸濁液中膠體顆粒濃度和顆粒粒徑，混凝劑種類和投量很大程度上影響了fi曲線形狀， fi曲線的特徵值與絮凝體平均粒徑和濁度去除率之間具有良好的相關關系，在振幅最大處，濁度去除率達到最高，絮體平均粒徑最大，該條件下對應的投藥量為最佳投藥量。The main contents of this thesis include : ( 1 ) summarize and analysis of the theories on vibration transmission through rolling element bearings ( 2 ) based on the threshold setting and signal ’ s statistical approach, a method for solving the problems of denoise was developed ( 3 ) using sparsity and clustering, the method and hypotheses for underdetermined blind source separation was studied ( 4 ) the method based on potential function clustering was given for underdetermined blind source separation of noisy signals based on the assumption that the input distribution is sparse and the mixture procedure is linear, the attenuation matrix and the delay matrix were estimated by clustering. the approach was experimentally illustrated for the case of m = 2. the separation of the signals from bearing test bed proved that the given methods are available and reliable
在需求分析和研究現狀分析的基礎上，本論文針對如下內容進行了重點研究: （ 1 ）以滾動軸承為例，對旋轉機械振動信號的傳輸進行了歸納分析; （ 2 ）通過設定某一門限並研究信號間的統計特性，研究了旋轉機械振動信號的盲源分離過程中噪聲消減策略; （ 3 ）應用稀疏信號分析和聚類分析方法，對盲源分離中欠確定問題的假設條件進行探討並對分離方法進行了分析; （ 4 ）採用基於勢函數聚類分析的方法，研究了欠確定前提下含噪聲測量過程中信號盲源分離方法。The first part discusses the base and necessity of the paper, review of the technique home and abroad, market demand analysis, available conditions and main work finished ; the second part is the core of this paper and discusses the detail of how to make the micro optic life explorer ; the third part introduces the optic - electric imaging theory ; the fifth part discusses the process and display of video image, circuit of video information process, pip video display technique and lcd display technique ; the sixth part discusses the relative content about wireless spread spectrum theory, a necessary theoretical supplement of lift exploring system ; the last part is the conclusions of the paper, summarizes experiences gotten during the research of lift explorer, gives some advices on how to perfect the system and the market prospect of lift explorers
第一部分論述了選題依據和必要性，國內外現狀和技術發展趨勢，市場需求分析，現有基礎條件和本人所做的主要工作等；第二、四部分是微型光學探生儀的詳細研製過程，從系統設計方案、設計思路到系統整機集成進行了逐一分析介紹，是本文的核心內容。第三部分是對主探頭的光電成像理論進行介紹。第五個部份討論了視頻圖像處理與顯示，介紹了ccd視頻信號處理電路， pip視頻顯示技術和液晶屏顯示技術。Using optic fiber sensor and pressure sensor to detect pressure fluctuation, pressure difference and particle concentration signals in order to study the characters of the bed under low velocity. attractor and fluctuation complexity theory are used in this paper. attractor analysis testifies phase space theory of takens : measurement and analysis one state variable can reflect the qualitative character of the whole system
在本文的最後，通過光纖、壓力傳感器同時獲取同一操作條件下不同位置顆浙江人學碩士學位論文粒濃度、壓差、壓力信號時間序列進行了吸引子和漲落復雜性研究，證實了takens的相空間嵌入原理：即一個狀態變量進行測量就可以反映整個系統的定性性質。Considering the advantages of lb films technology in making biosensor and present research status of urease biosensor, in this thesis, we have prepared urease / amphiphile mixed lb films and pure urease lb films, and transferred the films onto the surface of signal transducer by the lb films technology. the characteristics of the urease biosensors are investigated subsequently
鑒于lb膜技術在製作生物傳感器方面的優點以及脲酶生物傳感器的研究現狀，本論文制備並優化了脲酶兩親性化合物混合lb膜和純脲酶langmuir膜的成膜條件；並採用lb膜技術將其轉移到信號轉換器表面，研究了其脲酶生物傳感器的特性。There is no way to implement a traditional condition variable that remains in a " signaled " state
無法使用傳統條件變量來實現處於一個「信號」 （ signaled ）狀態。On the one hand, the traffic system has hybrid dynamic property of discrete event and continuous time, high nonlinearity, non - stationary randomness with unknown distribution, fluctuating system parameters according to environmental conditions and people ' s travel demand, and strong - coupling adjacent intersections. therefore, the states of a traffic system are difficult to measure, predict or control. on the other hand, several kinds of control action are taken on the urban traffic system, such as signals at intersections, guiding information and etc. signals are the most commonly used control action
一方面，從系統動力學角度分析，具有離散事件一連續時間混合動態特性、高度非線性、非平穩未知分佈的隨機性、系統參數經常隨環境條件和人們出行需求發生漂移以及交叉口之間具有強耦合特性等，所以系統狀態難以準確測量、預測和控制；另一方面，交通系統的控製作用有很多種，如信號燈、誘導信息等，信號燈是當前被廣泛應用的主要控製作用。Occurrence of various types of events ( e. g., database transitions, time events, and external signals ) triggers the evaluation of a condition and if the condition evaluates to true, the action is carried out
主動數據庫管理系統能主動對事件作出反應，支持事件-條件-動作（ eca ）規則，各種事件（如數據庫狀態轉變、時間事件、外部信號）引發對相應條件的檢測，若條件為真，便執行相應動作。分享友人