移相器相移器 的英文怎麼說
中文拼音 [yíxiāngqìxiāngyíqì]
移相器相移器
英文
frame synchronizer-
In this paper, coordinated design of a power system stabilizer ( pss ) and astatic phase shifter ( sps ) using genetic algorithm ( ga ) is investigated
本文運用遺傳演算法對電力系統穩定器( pss )和靜止移相器( sps )的綜合協調設計進行了探討。Verification regulation of low frequency phaser shifter
低頻移相器試行檢定規程Multipolar and two - speed induction phase shifters, general specification for
多極和雙通道感應移相器通用技術條件A novel multi - octave gaas monolithic 5 - bit digital phase shifter
單片五位數字移相器Every phased - array rader needs thousands of phase shifters, which control the phase of radiator elements in the antenna aperture surface to scan beams fast
每部相控陣雷達需要上千個移相器,才能控制天線孔徑面上各輻射單元的相位變化進而實現快速掃描。Verification regulation of waveguide standard phase shifter
波導型標準移相器檢定規程Analog phase shifter ; 3db directional coupler ; network analyzer
模擬移相器窄帶3db耦合器網路分析儀Analog phase shifter analog phase shifter
模擬壓控移相器Electrical dissecting method of ac branch part two dissection of phase - shifter ' s branch
移相器支路的剖分1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %
從功率單向流動角度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按正弦規律變化,使諧振電壓脈沖列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。" with the developme1lt of the phased array antenna system, it is very important to research on various phase shifters, particularly on a duai - mode latching reciprojal ferrite phase shifter
隨著相控陣雷達技術的應用發展,各類移相器的研製工作越來越重要,其中雙模互易鐵氧體移相器由於其獨特的優點而得到廣泛應用。In such devices, it is desirable to have a high dielectric tunability in a certain electric field range, where tunability is defined as the variation of dielectric constant with respect to the applied voltage
自上世紀50年代以來,用電控的方式進行波束掃描的方法得到了迅速發展,從而使相控陣天線及其基本元件移相器的研究獲得了廣泛的重視。This thesis has studied some key hpm power combining technologies such as phase - locked source, high power phase shifter and high power combiner. according to the facts of hprl, it presents a combining project of relativistic magnetron with three output ports which acts as an phase - coherent hpm source. through theoretical computation and hfss simulation, we have designed the hpm dielectric phase shifter and waveguide - based combiner
對高功率微波功率合成的關鍵技術如鎖相源、高功率移相器、功率合成器進行了討論分析,結合實驗室實際情況,提出了以三埠輸出相對論磁控管作為相干高功率微波源進行高功率合成技術研究的方案。It can directly control and drive the stepmotor and dc servomotor, and it can control the ac servomotor by controlling the ac transducer, and it also has the function of detecting the feedback position signal of photoelectric coder and induction phase shifter
它能直接控制和驅動步進電機和直流伺服電機,並可通過控制交流變頻器對交流伺服電機進行控制,而且具有光電編碼器和感應移相器位置反饋信號檢測功能。At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder
硬體方面,採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。The phase shifter, as a important component in transmit / receive ( t / r ) module of phased array radar, steer the electronic beam for inertialess scanning
移相器是相控陣雷達發射/接收( t / r )組件的重要組成部分,用來控制雷達波束的無慣性電掃描。( 4 ) by means of integrated circuit ( ic ) process the phase shifter was fabricated
( 4 )移相器製作採用集成電路工藝。Another increasingly important ( actor is to be integrated with analog and digital circuits. for this reason, it is highly advantageous for the microwave components to be fabricated through a commercial cmos process. so we research the microwave transmission lines and apply it into phase shift
微型硅基微波傳輸線是微波無源、有源器件及微波集成電路的重要構成基礎,本文首先對其工作原理、器件模擬、結構參數設計、制備及散射參數測試進行較深入全面的研究,並進一步將微波傳輸理論應用於mems移相器,對移相器的結構參數、相移特性及可靠性等進行了分析。Comparing to fet phase shifter, the pin phase shifter has better performance in insertion loss and cost, so that the pin digital phase shifter is aboard applied in all kinds of phased - array radar system
與fet移相器相比, pin管移相器插入損耗等指標通常更好、性價比也較高,因此被各種相控陣雷廣泛應用。The ferroelectric materials for their excellent dielectric, piezoelectric, ferroelectric, pyroelectric, electro - opticial, phonon - optic and nonlinear polarization properties have been widely applied in many fields especially in microwave tunable devices, such as phase shifter in phased array antenna, resonantor and filter etc. as far as microwave tunable dielectric materials, barium strontium titanate ( bst ) and its doped series have been investigated intensively, which have about 50 % tunability
鐵電材料具有優良的介電、壓電、鐵電、熱釋電、電光、聲光及非線性極化等特性,在多種領域有著廣泛的用途。利用其非線性極化特性能制備微波可調元器件,如相控陣天線上的移相器,諧振器,濾波器等。分享友人