穩頻 的英文怎麼說
中文拼音 [wěnbīn]
穩頻
英文
fixed frequency-
Therefore, the frequency - stabilised double longitudinal modes with thermoregulation were adopted. this method was realised by winding wire with high electrical resistance on to the neck of laser tube. heating was controlled by self - organised fuzzy control method
為此，提出了增加有纏繞于激光管頸上的電阻絲輔助加熱控制環節的自四川大學博一l :學位論文組織模糊控制雙縱模熱穩頻方法。Zeeman effect frequency stabillization
塞曼效應穩頻Verification regulation of lamb dip stabilized he - ne laser
蘭姆凹陷穩頻he - ne激光器檢定規程With the development of laser techniques, the optical cavity has played an important role on monitoring laser mode, measurement and narrowing of laser linewidth, laser mode cleaner, laser frequency stabilization, optical spectrum and cavity - qed etc., due to its advantages of ultra - low losses, high finesse and narrow linewidth
隨著激光技術的發展，諧振腔由於其腔內損耗小、精細度高、線寬窄等特點，使得其在監視激光模式、測量並壓窄激光線寬、激光模式清潔、激光穩頻、激光光譜學、腔量子電動力學等方面起到重要的作用。The laboratory can provide calibration service for the measurement of the wavelength of any laser having a nominal wavelength of 633 nm. calibration is performed by comparing the wavelength of the laser under test with the wavelength of the standard iodine - stabilized helium - neon laser of the laboratory
本所可為波長標稱值為633nm的激光器提供波長測量服務。被測試的激光波長將與本所的標準碘穩頻氦氖激光器的波長比對而進行校正。Crystal component is popularly used in the field of telecom, toy, security, computer, multimedia, digital products, and so on
石英晶體產品在不同的電子工業領域起選頻、鑒頻、穩頻作用廣泛應用於：電訊、玩具、家電、安防、計算機、多媒體、數碼產品。 。 。 。 。 。Saturated absorption frequency stabilization
飽和吸收穩頻The frequency - stability of an al ] - solid - state nd : yvo4 laser is significantly improved by means of a specially designed f - p interferometer used for the frequency standard in the frequency - stabilizing system
利用f ? p （ fabry - perot ）腔作為頻率參考標準的激光穩頻系統，是長期以來使用的一種簡單而有效的裝置。A comprehensive theory is presented for fm spectroscopy of doppler - broadened molecular iodine absorption lines. the relationship betwcen fm spectroscopy and modulation frequency and modulation index has been studied. the whole circuit for thc frcquency stabilized laser system has been developed
建立了多普勒加寬碘分子線性吸收fm光譜的一般理論，對fm光譜與調制頻率和調制度的關系進行了研究；並研製了532nmnd : yvo _ 4 / ktp碘吸收穩頻激光器的電路系統；提出了虛擬激光穩頻技術的概念。By means of controlling accurately temperature of f - p cavity used in the frequency - stabilizing system of laser, the frequency stability of laser is significantly improved. especially the long - term unidirectional frequency shift is essentially overcome
從實驗結果，我們得出將作為頻率標準的f ? p腔精密控溫與對該腔不控溫對激光器振蕩頻率進行鎖定的結果相比較，清楚看到短期穩定性有一定提高，重要是對作為穩頻標準f ? p腔精密控溫，消除了由於溫度變化引起的頻率慢漂移。The temperature of the f - p cavity is accurately controlled by a set of thermoelectric cooler ( tec ) modules attached on the body of the cavity and the electronic feed - back circuit. we found that the long - term unidirectional frequency shift of the output laser resulting from the slow increase of the cavity length under the effect of the temperature integration on the cavity body is essentially eliminated
因此，往往有多臺f ? p腔出現在同一個實驗裝置中本文利用珀耳帖元件，對穩頻系統中作為頻率參考標準的fabry ? perot干涉儀進行精密控溫，並利用f - p腔的透射特性，對自製的全固化單頻nd ： yvo _ 4激光器穩頻。Constant frequency coil
穩頻線圈The experiments indicate that the new mdrlg has high precision and the phase - demodulation and frequency stabilizing circuits work fine and stably
測試結果表明新研製的機抖陀螺有較高的精度，鑒相解調正確，穩頻電路性能較好、工作穩定。The injection - locking technology, characterized by the frequency stabilization, amplification, modulation and etc, has been widely used in the small - signal recovery, frequency synchronization, power synthesis, phase modulation and etc in the microwave, millimeter wave and higher frequency range communication and phased - array systems
注入鎖定技術具有穩頻、放大、調制等特性，已被廣泛應用於微波毫米波以及更高頻段通信和相控陣系統中的小信號恢復、頻率同步、功率合成、相位調制等。Frequency stabilized lasers
穩頻激光After analyzed each part of the loop, the system ' s open - loop and closed - loop transfer functions are presented and some parameters are optimized to ensure that the system has better stability and response speed
設計了小抖動穩頻控制系統，分析了各部分的組成與傳遞函數，給出了系統的開環和閉環傳遞函數。根據傳遞函數優化了有關參數，使得系統有較好的穩定性與響應速度。Last, large numbers of experiments about the control circuit of the mdrlg are done, the experimented results show that the digital control circuit met the requirement of ring laser gyroscope, and the control effect is better than analog circuit ’ s
最後，對激光陀螺數字控制電路做了大量的實驗測試。實驗結果表明，數字控制電路能夠滿足激光陀螺抖動控制、穩頻控制的要求，並且控制效果優于模擬電路。Simulations on light intensity are validated by experiments and influence of mechanical dither on gyro frequency stabilization is studied for the first time. then it is point out that the key to improve the precision of frequency stabilization is to choose appropriate modulation frequency based on the frequency spectrum of sharp pulses, which is introduced by mechanical dither. thereafter, experiments of frequency stabilization under different modulation frequencies are made
通過實驗驗證了光強模擬結果，首次分析了機械抖動對穩頻的影響，指出提高機抖陀螺小抖動穩頻精度的關鍵在於：根據機械抖動引入的交流光強尖峰脈沖頻譜分佈選擇合適的調制頻率，並給出了不同調制頻率的穩頻實驗結果。Secondly, considering the need of frequency stabilization, mdrlg ' s light intensity is simulated. the simulations indicate that sharp pulses are produced in the ac light intensity by mechanical dither. as the pulses have a wide frequency spectrum and range over the modulation frequencies of frequency stabilization, mechanical dither may reduce the precision of frequency stabilization
其次，根據穩頻需要對機抖陀螺輸出光強進行了模擬，模擬表明機械抖動會在交流光強中引入尖峰脈沖，且尖峰脈沖頻譜分佈較寬，在小抖動穩頻調制頻率范圍內有功率輸出，因而可能降低穩頻精度。Study of field traceability of visual inspection system of iveco - body
用於塞曼熱穩頻的自組織自適應預測控制系統分享友人