波導調諧器 的英文怎麼說
中文拼音 [bōdǎodiàoxiéqì]
波導調諧器
英文
waveguide tuner- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 導 : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
- 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
- 諧 : Ⅰ形容詞1 (和諧) in harmony; in accord; in tune 2 (詼諧) humorous Ⅱ動詞(商量好; 辦妥) come t...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 波導 : [物理學] (用在微波波段傳輸電磁波的裝置) waveguide; duct
- 調諧器 : silicon tuner
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Acoustooptic deflector is the significant component of the optical devices such as integrated optical spectrograph, tunable filter, scanner, convolver, correlator and optical switch etc. acoustooptic deflector can be divided into collinear and non - collinear, bulky and wave - guided, body devices and surface devices
聲光偏轉器是集成光學頻譜儀、可調諧濾波器、掃描儀、卷積器等光學器件的重要組件、聲光偏轉器可分為共線式和非共線式、塊體型和波導型以及體波器件和表面波器件。In active section, in order to meet performance of out put power above 10dbm, the power amplifier module of ka - band is fabricated by using hmc283 to achieve the 14db conversion gain. there are five parts that include of waveguide - to - microstrip ? mixer ? filter ? power amplifier and waveguide - to - microstrip. input signal ' s power is 10dbm, after it pass waveguide - to - microstrip, it ' s frequency is escalate from 30ghz to 35ghz
該組件由五個部分組成:功率為10dbm信號經過波導? ?微帶過渡,然後混頻,濾波將30ghz提高到35ghz濾除不需要的諧波鏡頻以及三階交調信號,為了彌補混頻濾波的變頻損耗,加一級功率放大器,此放大器採用hittle公司hmc283晶元,此上變頻放大組件完成了上變頻?濾波?放大功能。One of china ' s largest distributors of laboratory equipment and laser system for major foreign companies
環球科技代理國外半導體可調諧,飛秒皮秒,固體激光器及波長計光譜儀等,具備豐富的售後服務經驗。The research is focused on the influence of the size of the coupling port, coupling line and the capacitive metal rods in cutoff waveguide on the gap impedance
研究結果表明:模雙間隙腔連接截止波導段的耦合口的尺寸主要影響輸出腔的外觀品質因數,而耦合接頭的粗細和電容性銷釘的大小和插人深度對截止波導濾波器的調諧具有重要影響。The rf discharge excited waveguide co2 laser has been the suitable light source of lidar, because of its low volume, high efficiency and the particular wavelength
由於射頻激勵波導co _ 2激光器體積小、效率高、調諧范圍寬、波長正處于大氣透射窗口等獨特優勢,它已成為激光雷達等應用的理想光源。Two - segment distributed feedback ( dfb ) semiconductor lasers can achieve tuning with single longitudinal mode in a certain wavelength range ; at the same time, its superiority also includes bistablity and wavelength conversion
其中,兩段式分佈反饋( distributedfeedback , dfb )半導體激光器可以在一定波長范圍內實現單縱模、可調諧工作;同時,它還具有雙穩、波長轉換等功能。So it becomes the most competitive new type of gyroscope. the interference fog is in the application process. the resonance fog needs shorter fiber or waveguide to realize the same sensitivity, comparing with the interference fog it can realize integration in silicon planar waveguide module and integration of ring cavity, input and output optical circuits and modulator in single chip of planar waveguide
與干涉式光纖陀螺相比,為達到同樣的靈敏度,諧振式光學陀螺需要的光纖或波導長度要短幾十倍,並可以進一步實現將環形腔、輸入輸出光路、調制器等集成在單片平面波導上,特別適合於研製微型光學陀螺。The resonation fog needs shorter fiber or waveguide to realize the same sensitivity, comparing with the interference fog. it can realize integration in silicon planar waveguide module and integration of ring cavity, input and output optical circuits and modulator in single chip of planar waveguide. it fits the rmog very much, which stands for the trend of miniaturization of gyroscope
干涉式光纖陀螺已經進入實用化階段,與干涉式光纖陀螺相比,達到同樣的靈敏度,諧振式光學陀螺需要的光纖或波導長度要短得多,可以實現將環形腔、輸入輸出光路、調制器等在單片平面波導上的集成,特別適合於微型光學陀螺( rmog ) ,代表將來陀螺小型化的發展趨勢。On the basis of the deep study of the current studying situation of multi - wavelength fiber lasers and its tendency of development, we make clear the significance of the study of multi - wavelength fiber lasers and propose a novel multi - wavelength erbium - doped fiber ring laser at room temperature. in this thesis, firstly, with the rate equation theory, we use analytical methods to deduce the relationships of the lasing wavelength and output power vs erbium - doped fiber length, coupler ratio and intracavity losses. the experimental results show a good agreement with the calculated values
本文首先從速率方程理論出發,利用解析的方法推導出摻鉺光纖激光器輸出特性參數與摻鉺光纖和耦合器參數之間的定量關系, (如,激光輸出功率、波長與摻鉺光纖的長度、摻雜濃度、耦合器耦合比及腔的損耗等參數之間的關系) ;並從實驗上加以分析討論,實驗結論與理論值相吻合;利用改變耦合器的耦合比獲得了幾個nm的波長調諧。The applications of organic semiconductor as active layers in light - emitting devices offer several prominent advantages such as high efficiency, high brightness and low cost. another advantage is that the emitting wavelength can be chemically tailored due to the band gap
有機半導體微腔調諧發光器,發射光波長可通過分子設計調節,在紫外到紅外的波長范圍內可調,實現全色光發射,受到人們的重視。In the paper a gmc filter with a cutoff frequency of 29. 8mhz is implemented. an effective improvement is made in cmfb ( common mode feedback ) through using a differential amplifier with four inputs. transconductors are tuned through comparing two voltages, which helps to stabilize the cutoff frequency
文中實現了跨導電容濾波器,其截止頻率達到29 . 8mhz ;採用四輸入端的差分放大器使共模反饋得到了有效的改善;通過簡單的電壓比較實現跨導器的調諧,有助於穩定截止頻率。Based on the requirement and target of the projects, firstly, pcf bragg grating are investigated theoretically and experimentally. moreover, the effects of filling high refractive index material ( nematic liquid crystal, nlc ) in pcfs on the transmission mechanism and propagation properties are studied by using plane - wave method and finite - element method ( fem ), farther, several novel pcfs are proposed and designed. lastly, we propose and demonstrate a clad - pumped er3 + / yb3 + - codoped fiber laser, which integrate all performances of broad - band tunable wavelength, uniform output power spectrum, high repeat frequency and high average power to together
本論文選題于國家973 、 863以及國家自然科學基金等項目,結合課題的要求和主要目標,在對光子晶體光纖( pcfs )傳輸特性研究的基礎上,首先對光子晶體光纖光柵進行了理論和實驗研究;然後,採用平面波展開法和有限單元法分析了在光纖的空氣孔中填充高折射率液晶對光纖傳導機制和傳輸特性的影響,提出並設計了幾種新型光子晶體光纖;最後,提出並研製成功連續可調諧、輸出功率譜均衡的全光纖化、高功率包層泵浦鉺鐿共摻光纖激光器實驗樣機。It shows that the active channel with sizeable optical gain and a substantial increase of the refractive index are promising for the realization of active waveguide tunable laser
研究表明,室溫下有源溝道具有較大的光增益和折射率增量,有望實現可見波段的可調諧有源光波導激光器件。For the first time, three types of sine structures for wavelength linear scale in grating spectrum instruments are described systematically. the tuning structures for wavelength linear scale in both littrow and littman set - up external - cavity laser diodes are designed
( 3 )首次系統地分析了光柵光譜儀器中的三類正弦機構,分別設計了可實現波長線性標度的littrow和littman外腔半導體激光器調諧機構。This thesis describes some work on improving the performance of lasers, which i have carried out during the past three years. follows are the main points : 1. both littrow and littman set - up of 800nm - band external - cavity diode laser systems are studied
本論文本著追蹤發展、面向應用、有所創新的原則,在改善激光器性能方面做了一些工作,主要包括: ( 1 )對800nm波段littrow和littman結構的弱耦合可調諧外腔半導體激光器進行了實驗研究。In the fifth chapter, the performance of transconductor - capacitor ( gm - c ) continuous time filter is discussed. due to process variation and parasitics, an automatic tuning is designed for center frequency and quality factor q. also, in this chapter, a two order bandpass filter with tunable is designed. the effects on filter ' s performance of the non - idealities of a cmos ota are studied and the computer simulations at the mos transistor level are carried out
第五章討論了跨導電容連續時間濾波器的性能特點,設計了一個中心頻率可調的二階帶通濾波器,為了使濾波器參數自動調整到設計標準值,從而保持其設計值的實現精度,論文給出了片內自校正(可調諧)環節。Also discussed the methods on how to realize the cwt both in time - domain and frequency - domain and how to design the gm - c bandpass filter used in realization of cwt. in order to optimize the performance of gm - c filter, linearization techniques are investigated and proposed. due to process variation and parasitics, an automatic tuning is designed for center frequency / 0 and quality factor q also, in this thesis, 16 - channel analogue cmos cwt circuit has been realized
論文圍繞連續小波變換的模擬電路實現這一熱點問題,討論了連續小波變換的時域和頻域實現方法;具體分析了并行結構與串列結構的優缺點;研究了頻域法中的跨導-電容帶通濾波器的設計;給出了改善跨導輸入級傳輸特性的線性程度並擴大線性范圍的具體方法;設計了片內自校正(可調諧)環節使濾波器參數自動調整到設計標準值;最後給出了16通道濾波器組實現小波變換的方法。Wavelength tuning and stabilizing techniques of semiconductor lasers
半導體激光器的波長調諧和波長穩定技術Harmonized system of quality assessment for electronic components - sectional specification : waveguide type dielectric resonators
電子元器件質量評定協調體系.分規范:波導型介質諧振器Harmonized system of quality assessment for electronic components - blank detail specification - waveguide type dielectric resonators - capability approval
電子元器件質量評定協調體系.波導型介質諧振器.能力批準分享友人