敏感柵 的英文怎麼說
中文拼音 [mǐngǎnzhà]
敏感柵
英文
sensitive grid-
Two other effects are transient phenomenon called single event upset ( seu ) and single event latchup ( sel ). in this paper, some means to harden the devices against these phenomena are used. guard banding around nmos and pmos transistors greatly reduces the susceptibility of cmos circuits to lachup
在本文設計中,採用雙環保護結構,大大的降低了cmos集成電路對單粒子閂鎖效應的敏感性;對nmos管採用環型柵結構代替傳統的雙邊器件結構,消除了輻射感生邊緣寄生晶體管漏電效應;採用附加晶體管的冗餘鎖存結構,減輕了單粒子翻轉效應的影響。The enterprise wenglor sensoric elektronische geraete gmbh is well - known and engaged not only in tettnang, but also in the specialized industries of its sphere of activity, with plastic light guidance cable, light screems, color sensors and at the same time with one - way light barrier, printers ' imprint scanner and knitting and drafting machines, mesh - making machines a competent partner
Wenglor sensoric elektronische geraete gmbh是一家現代化的、可靠的專門產品供應商,這家供應商從事條形碼讀取儀器,印刷商標讀取器,單向光柵,色彩感應器,光澤敏感元件、光澤傳感器,塑料光導電纜,光柵,光傳導線纜,光勢壘、光電裝置對、光電柵欄,事故維護光柵,來復式卡釬、圓規,鏡面反射箱,傳感技術,編織、針織機,網路生產機械的製造、銷售。The polarization - dependent diffraction characteristics of the metallic echelle and the total internal reflection ( tir ) types of diffraction gratings are studied, and optimal design method based on the hybrid diffraction method is presented
針對目前衍射光柵器件在損耗、偏振敏感性等方面的不足,本文對金屬反射型以及內全反射型凹面光柵的偏振相關的衍射特性進行了矢量分析,並基於混合衍射方法提出了更為準確有效的優化設計方法。An experimental investigation of fiber bragg grating transverse load sensitivity
光柵橫向負載敏感特性的實驗研究Chapter four studies the cross sensitivity of strain and temperature effect, and introduces the current temperature and strain separation methods. two methods are put forward and experimented, showing that both two methods could be used under engineering conditions
本文的第四章研究了光纖布拉格光柵的應變和溫度交叉敏感特性,討論了常用的應變/溫度分離方法,並分析了這些方法中存在的問題,提出了相應的解決思路。The optimization of the position and amplitude of the lpfg in the edf is also investigated. on the other hand, the edfa with 1db gain flatness is demonstrated by using the lpfg as a gain equalizer, and this novel gain equalizer inserted in the er - doped fiber ( edf ) increases the gain by 1. 5db
首次利用這種新型濾波器作為edfa的增益平坦器,獲得了小於1db的增益平坦度。 5 、研究了長周期光纖光柵的特殊應用,提出了利用長周期光纖光柵對外界折射率的敏感特性可製成調制器和光開關的設想。This article takes hanging off and wide fluctuation of transmition velocity of adsl as example, then analysis centers on the discerte multiple tone and the principle of channel load assignation. from analysis above article points out the root of adsl being sensible of noise signal. at last, reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl
本文以電信現在推出的adsl傳輸中鏈路經常掉線和傳輸速率經常大范圍波動為例,重點分析了adsl所使用的dmt調制方式和注水演算法分配通道載荷方式原理,由此指出adsl對噪聲信號敏感的根源,在得到問題的根源之後,分析了窗函數和柵欄效應對頻譜的影響,採用fft方法計算adsl線路的噪聲功率譜,為adsl線路測試提供了可靠的理論依據。The optic fiber grating sensors can be operated in wavelength - coding manner and it is sensitive to the wavelength
光纖光柵傳感器是波長調制型傳感器,它對波長敏感而對光強不敏感。With the phase - mask method, we make a fiber bragg grating in a few - mode fiber with the peaks at the wavelength around 1060nm. we have studied the temperature dependant characteristics of few - mode fiber bragg gratings theoretical and experimentally. the experimental result of fiber laser based on the few - mode fiber bragg grating is presented
三、在少模光敏光纖中製作了一種波長在1 . 06 m波段的光纖bragg光柵,理論和實驗上給出了少模光纖光柵的溫度敏感特性,另外將其作為光纖激光器腔鏡進行激光選頻,給出了實驗結果。Compared with d - shaped fiber, the d - shaped fiber bragg grating index sensor is more precise and reliable because the sensed information is encoded into wavelength, which is an absolute parameter, the output does not depend on the light levels, loss in the connecting fibers and couplers, or source power
光纖布喇格光柵傳感器以波長偏移和功率變化同時作為傳感度量,由於波長檢測對光功率漲落不敏感,相對于只以功率變化作為傳感度量的傳感器件,具有更高的傳感精度和準確性。Research is continuing to determine the optimum materials for such sensors and to achieve an improvement in resolution of temperature - sensing
光纖光柵同時也對壓力敏感,因此在設計溫度傳感器的時候應加以考慮。Iron - doped photorefractive lithium - niobate crystals ( linbo3 : fe ) have good electro - optic, acoustic - optic, nonlinear characterizations, and hardly light absorption and photorefractive sensitivity in the wavelength around 1550nm, which makes them attractive for using as passive optical components in telecommunication networks
而光折變linbo _ 3 : fe晶體具有良好的電光、聲光以及非線性特性,且在現有的通信窗口1550nm波長處幾乎沒有光吸收,對光的敏感性很小,是光折變光柵應用於光通信系統的首選材料。A polarization insensitive lpfg operating at a specific wavelength is achieved by writing the lpfg in a birefringence fiber, for the first time
首次發現了在雙折射光纖中寫入的長周期光纖光柵存在對偏振不敏感的諧振峰。This thesis presents my study efforts on new type of fiber - optic sensors iber optic bragg grating sensor. prime contents include development and product course of fiber bragg grating ( f5g ), demodulation principles of f5g, design of demodulation system of fiber grating sensors with a cantilever beam, analysis of experiments, and a mechanism based on fiber grating - pair is presented which is used to study the solution of cross - sensitivity of fiber grating sensor measurement
本論文的研究工作是對新型光纖傳感器?光纖bragg光柵傳感器的應用基礎研究。基本內容包括:光纖光柵的發展和製作工藝、光纖光柵的傳感解調工作原理、基於懸臂梁的實用化的光纖光柵解調系統的設計、原理性實驗結果的分析討論以及提出一種利用光纖光柵對來解決交叉敏感問題的方案。The tunable optical characteristics of the novel lpfgs are recognized during the study of their optical characteristics : ( 1 ). the relationship between the resonant amplitude and the applied curvature radius in the bend - sensitive orientation of the novel lpfgs is linear, ( 2 ). the relationship between the resonant amplitude and the applied transverse load in the wavelength - insensitive orientation of the novel lpfgs is linear, ( 3 ). the relationship between the resonant wavelength shift of the novel lpfgs and the applied temperature is linear
在對新型長周期光纖光柵光學特性的研究中,我們發現了新型長周期光纖光柵的一些獨特的可調諧性:新型長周期光纖光柵的諧振峰幅度和彎曲敏感方向所受的彎曲率呈線性關系;新型長周期光纖光柵在波長不敏感方向其諧振峰幅度和它所受的橫向壓力呈線性關系;長周期光纖光柵的諧振峰中心波長隨溫度的變化呈線性關系。There is a high demanding of wavelength stability of fbg for fiber communication and stress sensing, while fbg temperature sensitivity should be enhanced for temperature sensing
一方面在光纖通信及光纖應變傳感等領域,對光纖光柵的波長穩定性要求很高,而在光纖光柵溫度傳感應用領域,又要設法增強光纖光柵溫度敏感性。In this thesis, emphasizes are attached on the researches of selecting and making the sensor ' s sensitive material and determining optimal size of sensitive material, and of designing sensing heads and mensurating sensing head ' s performance
近年來,光纖光柵漏油傳感器及其敏感材料的研究受到了人們的極大關注。本論文重點對漏油傳感器敏感材料的選擇、制備以及最佳尺寸進行了研究;對傳感頭進行了設計和性能測試。Fbg is sensitive to temperature and stresses. its central wavelength will shift with the changes of environment temperature and stresses
光纖光柵對于溫度和應力都是敏感的,它的中心波長會隨環境溫度和所受應力的變化而產生漂移。Fiber bragg grating ( fbg ) sensor, which uses the property that the bragg wavelength is sensitive to temperature and strain, is a new kind of fiber optic sensor. in addition to having the same functions as the traditional electric sensors, the fbg sensor also has some special characteristics such as distributed sensing, immune to electromagnetic interference, high precision and long - term stability
光纖bragg光柵傳感器是利用bragg波長對溫度、應力的敏感特性而製成的一種新型的光纖傳感器,除具有傳統電類傳感器的功能外,它還具有分佈傳感、抗電磁干擾、精度高、長期穩定性好等優點,在大型復合材料和混凝土的結構監測、智能材料的性能監測、電力工業、醫藥和化工等領域有著廣闊的應用前景。But by the characteristics of the optic fiber grating, the optic fiber grating is not sensitive to the external refractive index and cannot be directly used as gas or liquids sensors without the intermediate material like hydrogel
但是由於光纖布喇格光柵本身的特性,它對外界接觸物質折射率的變化並不敏感,接觸物質折射率的變化不會引起中心波長的偏移,因而無法直接將其作為氣體和液體濃度(折射率)的傳感元件。分享友人