掃描柵 的英文怎麼說
中文拼音 [sǎomiáozhà]
掃描柵
英文
raster-
Design and realization of ppi signal raster scan radar display system
光柵掃描顯示系統設計與實現You may notice the el strobe shifting up and down
你會發現俯仰角標記會忽上忽下,這種上下移動稱為「光柵掃描」 。The paper presents several aspects in partition rectification and visualization of raster image. adopt technology of visualization for scientific calculation, vector diagram of deformation 、 contour chart of deformation and drawing of three - dimensional are realized. delaunay tin in view of deformation feature is constructed on base of selected grid control points and methods and mathematical models for partition rectification are realized based on the delaunay tin. software of geometric rectification for large scales are realized and applied in project
本論文針對柵格影像的變形可視化及分塊糾正展開研究,取得了以下幾方面的研究成果:一、採用科學計算可視化技術,繪制變形矢量圖、變形等值線圖和三維效果圖,實現了柵格影像變形特徵的可視化;二、提出了在格網控制點( gcp )數據基礎上選擇性構造顧及變形特徵的delaunay三角網,並基於構造的三角網實現了分塊糾正的方法和數學模型;三、採用vc編制了影像幾何糾正軟體,實現大比例尺掃描地形圖的糾正,並在工程中得到應用。3. passive and active time - domain demodulation schemes were demonstrated based on a fiber bragg grating used as a tunable filter controlled by a piezoelectric stack, which was driven by an electrical sine wave signal. the measured strain applied on the sensor axially could be judged by observing the interval of the output between notches within a driving period in time - domain
利用匹配濾波技術,分別採用無源和有源方式,藉助受pzt驅動的解調光柵,將待測應變信息變為時序負脈沖間隔的變化,利用常規的示波器觀測同一掃描周期中兩負脈沖在時域中間隔的變化來確定待測應變的變化。Protective elements for in - ground, barrier - free, private or collective use swimming pools - alarm systems - part 2 : safety requirements and test methods for optical bean scanning detection systems
地面無柵欄個人或集體用游泳池的保護元件.報警系統.第2部分:光束掃描探測系統的安全要求和試驗方法4. make the ruling experiments for vls grating using the phase scanning method. analyze the ruling error primarily
4 、採用相位掃描方法進行了變柵距光柵的刻劃實驗,並對刻劃誤差進行了初步的分析。Since the space increment within nanometer or sub - nanometer is required, it is difficult to make it only by improving the precision of the graduation system. a phase scanning method for fabricating the vls grating is suggested initially in this dissertation
實驗結果表明,本文捉出的相位掃描方法原理正確,具有創新性,達到了變柵距光柵所要求的亞納米級的柵距變化精度。A new binocular vision sensor based on lcd grating technique is developed. it has the functions of three traditional vision sensors : point scanning, line scanning and grating code
研製了基於液晶光柵技術的新型雙目視覺傳感器,無需硬體改動,只需改變軟體即可實現點掃描、線掃描和光柵編碼型視覺傳感器的功能。Scan blind spot analysis of a triangular arrangement of waveguide end - slot finite phased arrays
三角形柵格波導端頭有限縫隙相控陣的掃描盲區分析The paper lays a strong emphasis on discussing the realization of the autocontrol of raster scanning of the scanner in x - y dimension, the " tapping " of the cantilever of the tappingmode afm by a direct digital synthesizer. then a method of parallel communication between dsp and pc in epp mode is given. finally, the author discussed the digital pid closed loop control of the scanner in z - direction, the automatic approaching of the tip using step - motor, and also some electro - magnetic interferences
論文首先簡單介紹了掃描探針顯微鏡的發展、分類、工作原理及應用;接著對ti公司的tms320vc5402dsp的特點及外圍擴展作了簡單介紹;然後分章節重點講述了利用vc5402dsp實現掃描探針顯微鏡的核心部件? ?壓電陶瓷管的x向和y向的光柵掃描控制;藉助直接數字集成器( dds )實現輕敲式原子力顯微鏡的微懸臂的「輕敲」 ; vc5402dsp的主機介面( hpi )與pc機在增強并行口( epp )模式下的通信;論文最後還介紹了掃描管z向的數字pid閉環控制,步進電機的自動進針,並對實際出現的一些電磁干擾問題作了討論。A quick spectroscopic diagnostic system for the flame temperature is set up in this paper. it consists of an optic imaging system, a scanning system, a dispersive system, a photoelectricity conversion cell, operational amplifiers, a computer - based data collection system and a data processing. the temperature profile varying with the time can be quickly measured by this system
目前光學診斷由於其相應快、精度高,屬于非接觸式測量手段,在研究中得到越來越多的應用,這里要介紹的就是本文中建立的一套光學診斷系統,它由高壓燃燒室、旋鏡掃描儀、旋鏡控制器、小型光柵攝譜儀、光電轉換裝置,微弱信號放大器以及數據採集系統組成。This paper presents a method of improving on frame & horizontal synchronization in laser phototypesetter, by using singal - chip computer system to detect real - time frequency deviation and adjust film transmission speed
摘要提出了一種在激光照排機電控系統中,利用單晶片微機對轉鏡掃描光柵頻率信號的暫態波動量進行檢測、提取,並以此實時校正系統輸片速度,實現場掃描對行掃描的跟蹤、補償,從而提高行、場掃描同步精度的方案。The common map is scanned into grid map, and then vectored in mapinfo. after vectoring, vector data are matched and the spatial coordinate data of resident points, water system and other data are gained. the coordinate of reference points in the freeway are gathered by gps, then after data processing, coordinate transition, data inputting, it turn into the freeway graph, which composes the freeway electronic map with the materials subsidiary to the freeway
將普通紙質地圖經過掃描生成柵格地圖,然後在mapinfo環境下進行矢量化生成矢量化地圖,經過矢量化數據配準,確定居民點、水系等物系的空間坐標數據;利用gps採集的高速公路控制點坐標,經過數據處理、坐標轉換、錄入,最後生成高速公路圖層,和上述高速公路附屬物共同構成了完整的高速公路電子地圖。The prototyping quality made by annular scanning is far better than this of grating scanning. one kind of new sub - area solution that is based on annular scanning is proposed. the arithmetic of this solution is so easy that the problem of low prototyping efficiency that is induced by complicated arithmetic has been greatly resolved
Sls中環形掃描可以得到比光柵式掃描好得多的成型質量,本文提出了一種全新的基於環形掃描的分區方法,該種分區方法的演算法簡單,很大程度上解決了環形掃描中由於演算法復雜所導致的成型效率不高的問題。Measurement of x - radiation from raster - scanned direct - view data display cathode ray tubes, recommended practice for
光柵掃描直觀式數據顯示陰極射線管中x射線測量的推薦實施規程4. a 8 - cascaded wavelength - division - multiplexed fiber bragg grating sensor system was interrogated by changing voltage acting on a employed tunable fabry - perot filter, and a feedback loop was introduced to make filter track the shifted wavelength of the sensor. at the same time an unbalanced scanning michelson interferometer was introduced to demodulate sensor signal
同時為克服查詢某一光柵時,應變引起波長漂移導致反射波長偏離f - p透過波長,利用一反饋控制裝置,使得濾波器的透過波長自動追蹤查詢光柵的布一拉格波長,利用非平衡掃描michelson干涉儀對傳感信號進行了高解析度的解調。On the basis of the discussion of technologies and algorithms, the paper finally realizes a raster to vector conversion software r2vp, capable of accomplishing the whole process of raster to vector conversion, which provides a basis for the later research
在技術以及演算法討論的基礎上,本文最終實現了一個光柵圖形矢量化軟體r2vp ,能夠完成從掃描圖像的二值化處理直到最後的矢量化輸出的過程,為后續的深入探索打下了基礎。To display animations with raster systems, animated objects ( which may consist of graphical primitives such as lines, polygons, and so on ) must be scan - converted into their pixmap in the frame buffer
為了在光柵系統中顯示動畫,必須將運動物體(由如線,多邊形這樣的圖元組成)經掃描轉換變為可在幀緩存放的位圖。By the advantage of high precision, strong anti - interference ability, long lifespan, etc, grating scale is the chief sensor in displacement measurement. however, as is restricted by the beam path structure, the scan frequency of the scaning circuit, etc, the maximum available measuring speed has a inverse proportion relationship to the measuring pace of a single grating scale
光柵尺具有精度高、抗干擾能力強、壽命長等優點,成為微納米位移測量的主要工具,但由於受光路結構及信號檢測電路掃描頻率等因素的限制,單個光柵尺測量的最大允許移動速度與其測量步距成反比。The experiments show that the phase scanning method is right and innovative and the ability of the sub - nanometer space increment is reached. since it only require an extra phase scanning device, the whole system has higher reliability and practicability
由於該方法只需在現有的光電式光柵刻劃機上附加相位掃描裝置,因而系統的整體可靠性更高、更實用。分享友人