要求的解析度 的英文怎麼說
中文拼音 [yāoqiúdejiěxīdù]
要求的解析度
英文
required resolution- 要 : 要動詞1. (求) demand; ask2. (強迫; 威脅) force; coerceⅡ名詞(姓氏) a surname
- 求 : Ⅰ動詞1 (請求; 要求) ask; beg; request; entreat; beseech : 求人幫忙 ask sb a favour; ask a favou...
- 的 : 4次方是 The fourth power of 2 is direction
- 解 : 解動詞(解送) send under guard
- 析 : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 要求 : ask; demand; require; claim; requisition
- 解析度 : degree of resolution
- 解析 : analysis; resolution; analyzing; resolving解析幾何 [數學] analytic geometry; cartesian geometry; ...
-
This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims
對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。This paper refers to several creation in compatibility with large volume of fed display and conversion of different video signal. it firstly used special central chip al300, designed correlative circuits, successfully developed vga full - color fed console system, compatible with resolution 1280 1024, achieved functions such as multi - video signal conversion and interleaving, met vga ’ s resolution of fed. it firstly designed and fabricated vga interface and separated video interface - - s - video, converting several video signals to 24 bits full - colored digital image signal in fed driving system, achieved separation of luminance signal and chromatism signal, enhanced the bandwidth of luminance signal
首次採用平板顯示專用控制晶元al300 ,設計並製作了相關配套電路,支持的最高解析度是1280 1024 ,實現解隔行和多種視頻格式轉換的功能,滿足了fed顯示屏對vga解析度的要求。首次在基於fpga的vga級彩色fed控制系統中設計並製作了vga介面和分離電視信號s - video介面,可以將多種視頻信號變換為fed驅動系統可用的24位彩色數字圖像信號,實現亮度信號和色差信號的分離,提高了亮度信號的帶寬。In order to be the choice of hdtv, different kinds of displays develop much fast in the recent years. the dissertation introduces the development of all kinds of display, and gets the conclusion that, cpt still has the great advantage in the tv terminal field under the condition that the lcd is taking the place of cpt in the cdt field. the main research contents of cpt which includes high - luminance, high - contrast, high - definition, low - power, and complanation, have been investigated
本文系統地闡述了hdtv用的顯示器件的基本要求及其發展歷史和現狀,介紹了各類顯示器件欲成為hdtv終端顯示近年來所作的努力;總結出了雖然在彩色顯示器( cdt )領域,液晶顯示器( lcd )已經大有取而代之之勢,但是在電視終端領域,彩色顯像管( cpt )還是有其不可替代的巨大優勢;並分析了高亮度、高對比度、高解析度、低功耗、平面化等cpt製造的關鍵技術和研究動向。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。Although many achievements have been acquired in oled structure material, production technology, drive methods, oled technology is just at the beginning, oled has given an equal chance for every company and country, and it is very important for our country to develop displaying technology of our own. the research direction of oled is managing to improve the device lifetime, at the same time found a perfect production technological flow and the global standard production mode. it is still a arduous mission that we want to live up to a batch production of oled displays in the future some years. active matrix organic light emitting diode ( am - oled ) adopts a circuit structure based on matrix addressing, and its driving circuit includes pixel driving circuit and peripheral driving circuit
在文中,首先,分析和研究了有源oled的像素驅動電路,闡述了amoled顯示屏及其周邊驅動電路的結構和原理;其次,提出了qvga解析度的有源oled顯示屏列電極數據引線的分塊( block )方法,確定屏上驅動電路所需要的控制信號之間時序關系和幅值要求;最後,以fpga控制器的設計為核心,對外圍控制ic進行了具體設計,建立控制器電路模塊模型和演算法流程,通過quartus軟體對其內部的各個電路模塊進行綜合設計和模擬,得到了正確的模擬波形,完成了解析度為qvga ( 320 3 240 )的amoled專用驅動電路的設計。Driven by the requirements of an analog - to - digital converter ( adc ) with excellent performances, adcs have been made a rapid progress towards high speed, high resolution and low power dissipation
為了適應各個應用領域對模數( a / d )轉換器越來越高的要求, a / d轉換器朝著高解析度、高速和低功耗等方向快速發展。The major drawback of the method is the low spatial resolution of ccd arrays, because of which, the angle between the reference and the object waves must be limited to a few degrees
目前, ccd低的解析度是數字重現技術的最大的制約因素。 ccd低的解析度限制了物光和參考光之間地夾角,使得實驗精度要求很高。With pulse compression techniques, two - dimensional high resolution imaging to distant targets can be realized
為了獲得高的橫向解析度,要求載機沿理想航線飛行。T he simulation and optimizing control for large - scale complex systems are depended on the models which can describe the system ' s hierarchical organization structure and dynamic behavior appropriately and accurately. there are many kinds of data ( quantificational, quasi - quantificational, qualitative ) when simulating and modeling for complex systems. these datas reflect the behavior from different levels and aspects and they always describle the systems in different granularity and resolution
復雜系統的模擬和優化控制是以建立對象合理而準確的數學模型為基礎的,但復雜系統本身具有一定的復雜性,對其進行建模和模擬時,會存在大量不同模式的信息數據(定量的、半定量的、定性的) ,它們從不同角度不同層次反映系統的行為,而且往往具有不同的粒度和解析度,傳統的建模方法不能滿足復雜系統的要求。By making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution 、 high frequency accuracy 、 very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step. while the electronically tuned filter abates the image interference and notably improves the selectivity. the theorem of frequency synthesizer and center - frequency - fixed filter is simply but adequately introduced first in this paper
課題中所採用的pll或dds pll鎖相頻率合成方法充分發揮鎖相環良好的窄帶跟蹤濾波特性,並結合dds的高頻率解析度、高頻率精確度和高速頻率捷變等優點,分別實現了系統所要求的高質量寬帶本振源和小步長頻率捷變;採用電調諧選頻技術,則大大改善了接收機的選擇性和抗干擾能力。In this system two oscillator are used for mixing. pll for high local oscillator and dds + pll for low local oscillator. by making full use of favourable narrow - band tracing filter character of pll and by combining the merits of dds such as super fine frequency resolution, high frequency accuracy, very fast frequency hoping with it, the pll / pll + dds frequency synthesizer presents wide band high quality source and super small frequency hoping step
系統採用兩次混頻,其中高本振的設計採用pll鎖相環頻率合成來實現,充分發揮了鎖相環頻率合成器的優良特性,實現了系統所要求的高質量寬頻帶本振源;低本振採用pll + dds頻率合成來實現,結合pll優良的鎖相特性與dds的高頻率解析度、高頻率精確度等優點,實現了頻率的小步進高精度合成。Ct mri medical image system in pursuit of high - resolution, high - brightness and high - contrast has always brought new technical demands for medical display field. based on the accumulated top techniques and abundant experience, and the opinions and requirements gained from doctors working in the first line, bigtide has developed more convenient high - precision professional lcd for ct mri, which can be used to be responsible for the medical field that allows no performance compromise
追求高解析度高亮度高對比度的ct mri醫療影像系統總是一次次為醫學顯示領域帶來新的技術要求, bigtide憑借多年積累的尖端技術和豐富經驗,並廣泛聽取了醫療第一線醫生的意見與要求,開發出了操作更容易的ct mri用高精度專業液晶顯示器,來應對不能有絲毫性能妥協的醫療現場。Considering the particularity of campus, this essay try to analyse the components of it " s " organic growing ", seek for every influence factor in a university " s growing period, then use these as standard, to inspection some investigation, hunt after the feasibility for " organic growing "
考慮到大學校園的特殊性,本文試圖「解構」其有機生長的必要條件,從教育、經濟、社會、文化,以及資源可持續發展諸角度切入,尋求推動有機生長,適應時代要求的相應對策,既而介入具體的實例研究,分析現有的成就和不足,探求倡導有機生長的可能。The high precision time - interval measuring instrument ( hptimi ) is manufactured for the rigorous requirement such as high precision, high stability and multi - channels in detonation experiment and particle acceleration experiment
高解析度時間間隔測量儀正是應爆轟物理實驗中高可靠性、高精度和多通道等測量要求而研製的,其使用有助於使爆轟與粒子加速等物理實驗的電子測量技術達到一個新的水平。In order to obtain high resolution of the instrument, the effect of input noise of amplifier must be decreased. hereby, an amplifier circuit based on the chopping theory was developed for it
由於該微摩擦測試儀要求的分辨力很高,而運算放大器本身的輸入噪聲嚴重影響系統的解析度,為此設計完成了基於斬波放大原理的放大電路。To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ,實現了電流(電壓)采樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。The imaging algorithm provides a new choice for wide band imaging. according to the sar radar performance such as resolution, the choice and requirement for radar system parameters are discussed in the chapter 4. specially the precision requirement of velocity, acceleration, and the roll, pitch angle and altitude of radar carrier provided by ins is deduced in detail
本文第四章從合成孔徑雷達所需要的解析度等設計指標出發,具體分析了合成孔徑雷達的主要設計參數的選擇與要求,特別對慣導系統提供的速度、加速度、姿態角和載機高度等測量精度要求進行了詳盡的分析。On the premise of summarizing former contributions in the field, and considering the universality of the cylindrical space with circular cross - section in industry, the author develop a novel ofpt structure, on which the design theories, numerical simulation, design of experimental system for plane structure, preliminary experiment and design of applied space structure are presented. the main contents of the thesis are that : put forward the novel ofpt pixel distribution and plane - light - path design theories and their empirical formulae. the numbers of the ofs units and their emitting rays can be decided by the requirements of image - reconstructed resolution and the size of the center unmeasured region
本論文在總結前人工作的前提下,充分兼顧了工業中具有圓形截面的圓柱形容器或管道普遍存在的事實,提出了一種新型的光纖過程層析成像結構,並從理論設計方法,具體結構模擬,平面結構實驗系統設計,初步實驗以及空間結構實用化設計、理論分析等方面進行了研究,主要的創新點在於:提出了一種用於工業過程監測與控制的新型光纖過程層析成像結構設計方法,並推導了該方法的經驗公式,該方法主要包括像素分配和平面光路結構設計,可以根據工程應用中圖像重建的解析度和圓形截面非測量區域所佔比例的要求,設計所需傳感單元的數目和傳感單元發射光線的數目;設計了一種新型的光纖過程層析成像結構,並對該結構進行了可行性分析和數值模擬。When x - ict detects large industrial parts and requires high resolving power, image reconstruction of x - ict has huge pixel matrix and the amount of calculation increases greatly resulting in much more time of image reconstruction. this paper proposes the parallel image reconstruction based on workstations cluster to solve fast image reconstruction of high power x - ict this paper presents the relevant basic theories and principles of ict and image reconstruction, including scan mode and image reconstruction algorithm. high power x - ict which adopts powerful beeline accelerator as radial source often uses narrow fan - beam scan mode
工業ct機檢測對象為大型工業構件並且要求高解析度時,圖像重建的像素點陣巨大,計算量大大增加,從而圖像重建時間過長。本論文提出用在工作站機群上的多機并行工作的并行圖像重建解決高能x射線工業ct機的快速圖像重建問題。本論文介紹了工業ct和圖像重建的基本理論、基本原理等有關內容,包括掃描方式和圖像重建演算法。With the improvement of computer performance and the development of computer peripherals, especially in the field of computer imagine and graphics, high resolution performance and high transfer speed are demanded
隨著計算機技術和計算機外設的發展,特別是在計算機圖形圖象領域,對圖象的解析度要求越來越高,傳輸速度要求更快。分享友人