電光開關 的英文怎麼說
中文拼音 [diànguāngkāiguān]
電光開關
英文
electro-optic switch- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 關 : Ⅰ動詞1 (使開著的物體合攏) close; shut 2 (圈起來) shut in; lock up 3 (倒閉; 歇業) close down...
- 電光 : [光學] light produced by electricity (電能所發的光); lightning (閃電); electro optics (電場...
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The combined toy as right request 3 stated, whose character is : the electronic components electrically or electromagnetically connected with the iron stick or the magnet stick can be resistor, capacitor, inductor, battery, switch, diode, audion, ic ( integrated circuit ), motor, led ( light - emitting diode ), infrared ray receiver, sound circuit and instrument
如權利要求3所述的組合玩具,其特徵是:和鐵棒或磁鐵棒電連接的電子元器件是可以是電阻、電容、電感、電池、開關、二極體、三極體、集成電路、馬達、發光二極體、紅外線接受器、發聲電路、儀表。Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type
液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷,是其響應速度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面,液晶器件完全可能進入實用化。Ultra - wideband electromagnetic radiation from gaas photoconductive switches
光電導開關的超寬帶微波源Carries created by ultra - fast laser pulse accelerate in the field of the photoconductor and form a transient photocurrent. the shape of the photocurrent lies on the movement of the carriers, as well as the movement of the carrier ' s lies on the field in the photoconductor
光電導體中的載流子在光電導體內的運動情況決定了所輸出電脈沖的波形,而載流子的運動是在光電導體內部電場的作用下進行的,所以光電導體內的電場對光電導開關的性能有顯著的影響。Duo to the intrinsic characteristics of the gaas material, serai - insulating ( si ) gaas photoconductive semiconductor switches ( pcss " s ) have more obvious advantages in the performance of both high power and ultra - fast switching than those pcss " s made of other materials and then can be widely used in ultrahigh speed electronics, field of high power microwave generation and pulse forming ( pulse sources of high power ultra - fast electromagnetism, ultra - wide - band microwave generator )
半絕緣gaas光電導開關( photoconductivesemiconductorswitches簡稱pcss ' s )具有兼備寬頻帶和高功率容量特性,使其在超高速電子學和大功率脈沖產生與整形技術領域(大功率亞納秒脈沖源、超寬帶射頻發生器等)具有廣泛應用前景。Lead lanthanum zirconate titanate ( plzt ) and strontium barium titanate ( bst ) thin films are excellent materials for the potential applications in optical waveguide and optical commutation, due to their excellent electrical, optical and electro - optical ( e - o ) properties
Plzt 、 bst鐵電薄膜具有良好的光學、電學和電光性能,因而在光波導、電光開關等方面具有廣闊的應用前景。Thus, space - charge field in excitated photoconductor can intensity influence not only the shape of photo - electric current of pcss ' s, but also the terahertz out put of photoconducting antenna. in this paper, the forming and movement of space - charge field are simulated by means of fdtd method
觸發條件下光電導體內部電場不僅顯著的影響光電導開關產生超快電脈沖的功率、波形,而且對thz偶極天線的輻射功率也有明顯的影響。Current optical chips, of the kind used as lasers in cd players and as photodetectors in telecommunications switches, are manufactured from iii - v semiconductors
目前cd唱盤里的雷射,以及電訊開關里的光偵測器之類的光學晶片,是以第iii族與第v族半導體製成的。According to the working principle of thermo - electrode, we demonstrate the structure of enlarged reflection area and the structure of step broaden waveguide to improve the switch ' s performance and bring down the driving power. according to the fabricating condition of our lab, we proposed simple wet - etching method to fabricate the oversized waveguides and peeling - off method to fabricate the electrode
針對全內反射和熱電極的作用特點,在全內反射型熱光開關的設計中提出了擴大反射區結構和漸變展寬結構,理論模擬和實驗結果表明該方法能有效地提高了開關性能,降低了驅動功率。We touch a switch to flood a room with light.
我們打開電燈開關使室內燈光明亮。Besides the simple control and relatively larger force by increasing the dimensions, one of the most important reasons for this is that the basic elements of the microactuators can be fabricated with ic - compatible micromachining technology, such as electroplating of ni - fe alloy, a soft magnetic material, and structuring of plane and three - dimensional coils by resist micromoulding and electroplating
最後,最為關鍵的是磁驅動的基本材料與微機械加工技術是相兼容的,它們可以採用微機械加工方法進行加工。光開關的切換可以通過懸臂梁下端的電磁鐵線圈中的電流進行控制。Mems optical switch for optical communication is fabrication by silicon surface micromachining technology. surface micromachining technique, based on the standard cmos processes, in the other hand, offers greater flexibility for realizing free - space optical systems on a single chip
Mems光開關是採用表面微細機械加工技術製作而成,硅表面微機械加工技術是以cmos集成電路工藝為基礎的,它可以靈活地把光開關集成在一塊矽片上。For example you sit here and you can turn the lights off and on all over your house and garden, and turn on and off the tv, because you invented it for yourself, but this is only to serve you
比方說你坐在這兒,你可以遙控房屋及花園里所有的燈光,遙控電視開關,遙控器是你自己發明的,但它只是用來服務你而已。The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time
Ktp晶體的電光應用試驗表明:用離子交換法製作的電光波導,其離子交換濃度、折射率變化符合餘弦誤差函數,光學均勻性以及器件的溫度穩定性較好;製作的強度調制電光開關,消光比為150 : 1 ,對1064nm激光的插入損耗為2 . 5 ;製作的電光調制器用於激光脈沖整形試驗,從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖,該電光開關經過長達三年多的使用,沒有出現晶體變黑現象,說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。Movable infrared tunable micro filter, 8x8 moems optical switch array and micro electromagnetic actuator used as driver of moems movable device are separately explored in chapter three. firstly, the infrared tunable micro filter is designed according to theory analysis of micro tunable grating
論文用三章的篇幅分別對微型可調諧紅外濾光器、 8 8moems陣列光開關等可動器件及作為moems可動器件驅動源的微型電磁驅動器進行了探索。According to our theoretic analysis and the realistic fabricating condition, the boa device with double - heterostructure gaas / gaalas has been proposed to obtain 3db bandwidth greater than 2. 5 ghz, half - wave voltage about 5v, extinction - ration less than - 40db, transmission loss of tm mode greater than 45db and transmission of te mode less than 0. 15db. to obtain higher switching speed, we proposed that traveling - wave electrode is applied to boa device
我們選擇在sigaas襯底上生長重摻雜層,通過控制其厚度來設計速度匹配的boa光開關行波電極,實現boa光開關的高速和高帶寬,本文結合boa型光開關的特點提出一種行波電極型boa光開關結構,其理論3db調制帶寬大於20ghz 。Driving system of electro - optical switch with plasma electrodes
等離子體電極電光開關驅動電源系統Q - switching test of e - o modulator was carried out, the results displayed regular rectangular optical pulse figuration without any acoustic ringing, the leading and trailing edges is 5 ns
製作的電光開關的光斬波實驗,結果顯示出正常的矩形開關光脈沖,上升和下降沿都是5ns ,看不出任何振蕩現象。Polymer networks have been produced in a variety of liquid crystal phases in cells without surface treatment. the liquid crystal / monomer mixtures are prepared using a ferroelectric liquid crystal and a diacrylate monomer. the polymerisation of the monomer is carried out by uv curing the mixture when it was kept in a specific phase which can be obtained by controlling the temperature of the ferroelectric liquid crystal. both the monomer and the polymer network will depress phase transition temperatures. the effects of the polymer network on the packing arrangement of the ferroelectric liquid crystal molecules are examined by means of optical microscopy. the molecular packing arrangement of the ferroelectric liquid crystal in a specific mesogenic phase is frozen on the formation of a polymer network in the ferroelectric liquid crystal in that phase. the existence of the diacrylate based polymer network can improve the electrooptical switching of the ferroelectric liquid crystal
在灌裝于未經表面處理的樣品盒內處于不同狀態的液晶中制備聚合體網路.液晶/單體混合物由鐵電液晶和雙丙烯酸單體製成.單體的聚合通過維持該混合物處在一定的液晶態的條件下經紫外線固化來完成.不同的液晶態可通過控制鐵電液晶的溫度來獲得.雙丙烯酸單體或聚合體網路的存在會導致鐵電液晶載體的相變溫度降低.通過光學顯微鏡可觀察聚合體網路對鐵電液晶分子組合排列的影響.結果發現:在某一液晶態中鐵電液晶分子的組合排列可被在該液晶態中聚合而成的聚合體網路所穩定,雙丙烯酸基聚合體網路的存在可改良鐵電液晶的電光開關特性Silicon - on - insulator ( soi ), boasting good optical and electronic properties, is the common material of integrated circuits ( ics ), micro - optical - electronic - mechanical - systems ( moems ) and planar - lightwave - circuits ( plcs ), which makes the monolithic integrations of optical, electronic and mechanical components possible. the mature technologies and superior equipments out of ics can be borrowed to investigate soi plcs. some electro - optical effects of kerr effect, franz - kedysh effect and plasma dispersion effect in silicon can be used in optical modulator and electronic - optical switch
絕緣層上的硅( soi )材料具有良好的光學和電學特性,成熟的集成電路( ic )製作工藝和設備可以應用或借鑒于soi平面波導器件的製作中;硅的克爾( kerr )效應、弗朗茲-凱爾迪什( franz - kedysh )效應和等離子色散( plasmadispersion )效應等電光效應可以應用於電光調制器和電光開關的製作中。分享友人