調諧射頻 的英文怎麼說

中文拼音 [diàoxiéshèbīn]
調諧射頻 英文
trf tuned radio frequency
  • 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...
  • : 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...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
  1. Experimental results show that the bistable of tuned substrate self - bias was determined by discharge gas pressure, discharge power and tuning circuit parameters etc. the bistable exists is because of there is capacitive coupling in icp system and sheath capacitance is nonlinear

    實驗結果表明這種跳變回滯現象與等離子體的放電氣壓、功率以及調外電路的參數等多種因素密切相聯系。而產生跳變回滯現象的原因是icp中存在容性耦合以及鞘層電容具有非線性特性。
  2. In the part of modulation and demodulation, we analyzed the principles of harmonic mixer, detectors, power dividers / combiners and branch - line couplers

    調制/解調電路部分,包括亞波混器、檢波器、功率分配/合成器和分支線耦合器基本原理進行了分析。
  3. In order to study the effect of weak noise on the sound signal extraction of mouse ( mus musculus km ) inferior collicular ( ic ) neurons from environment, we examined the change in frequency tuning of neuron induced by a weak noise relative to 5 db below minimum threshold ( remt - 5 db ) of tone. 12 healthy adult mice ( 20 - 25 g, b. wt. )

    本實驗旨在探討弱噪聲對小鼠( musmusculuskm )中腦下丘( inferiorcolliculusic )神經元聲信號提取的影響及其神經機制,我們選用相當于純音閾下5db的白噪聲( whitenoise ) ,比較加入噪聲前後神經元調曲線的變化和注-氨基丁酸( - aminobutyricacid , gaba )能受體拮抗劑荷包牡丹堿( bicuculline , bic )后對該變化的影響。
  4. Analysis and design for class e rf tuning power amplifier

    調功放的分析與設計
  5. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點,解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻腔中預群聚電子束產生輻的自洽方程,同時對線性區的增益進行了計算。理論分析表明,場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的率、間隙阻抗實部和外觀品質因數等特性參數。
  6. 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

    由於激勵波導co _ 2激光器體積小、效率高、調范圍寬、波長正處于大氣透窗口等獨特優勢,它已成為激光雷達等應用的理想光源。
  7. Generally speaking, the increase of the slot length and width can make the resonance frequency low, which is not the longer the better, however

    一般來說,縫隙長、寬的增加可使率點降低,而較大的縫寬也降低了貼片的有效輻面積,使增益降低,所以需要折衷協調
  8. In this dissertation, researching from the basic concept of large signal network analysis, we discuss the measurement theory and technology of rf network nonlinearity and the characterization technology of intermodulation distortion in detail, and analyse some nonlinear characteristic excited with a one tone or multi - tone, such as am - am, harmonic distortion, intermodulation distortion, adjacent channel power ratio and how to qualitatively analyse nonlinearity of rf network to make the measurement and calibration

    本課題從大信號網路分析的基本概念出發,詳細討論了網路非線性的測量理論和技術以及互調失真表徵技術,分析了在單音和多音信號激勵下的一些非線性特性,如am - am , am - pm ,波失真,互調失真( imd )和臨近通道功率比( acpr )等,以及根據包絡域方法定性地分析微波網路的非線性特性,以此來進行網路的非線性測量和校準。
  9. ( 3 ) ln the fourth chapter of this dissertation, a tunable single - longitudinal - mode erbium doped fiber ring laser is achieved by using the very narrow bandpass characteristics of the self written grating formed in a section of erbium doped flber withoat undergoing pumping by stable standing wave in it. tl1e tunable laser ' s wavelength tuning range is 40nm, from l 523. 79llm to l563. 92nm

    三、在本文第四章,利用駐波干涉和飽和吸收誘發的自寫入光纖光柵的窄帶濾波特性及反波長自適應特性,研製成可調摻鉺光纖環形腔單激光器,其波長連續可調范圍達40nm ( 1523 . 79nm ?安激大學碩士學位論文摘要1563
  10. Our research group first developed tuned substrate experiment in an icp system. a lc resonance circuit was connected to the substrate, and it is found that there were bistable, jumped delay phenomena in substrate self - bias

    我們研究小組首次在icp ( inductivecouplingplasma )中進行了調基片偏壓實驗,並且觀察到基片偏壓的雙穩、跳變回滯現象。
  11. This paper realized frequency modulation using the video signal to directly control the resonance loop ' s diode of the vco at the early stages, and then through using radio frequency bipolar junction transistor, designed a lc voltage controlled oscillator which was emulated by advance design system. in addition, it also implemented the design and debugged the hardware circuit

    本文第一次實驗採用視信號直接控制vco振迴路變容二極體的方式實現調制,並且利用雙極性晶體管( bjt )設計了一種lc壓控振蕩器,通過ads軟體進行了參數模擬,最後進行了硬體電路的製作和調試。
  12. On - chip vco is a key factor in lowering the cost of wireless transceivers and has sturdy requirements in system application. it ’ s an important subject in the area of rf ic to fulfill the noise and tuning range requirements with low power consumption

    如何在較低的功耗下設計噪聲性能和調范圍滿足系統應用要求的全集成壓控振蕩器,仍然是目前集成研究領域的難點。
  13. In the first place, start with theoretic model of distributed fbg strain - sensing network, sensing principle of fiber bragg grating is analyzed and sensing model created. on the basis of analyzing advantages and disadvantages of several familiar multiplexing and demodulation techniques, a mixture multiplexing method that combines optical frequency domain reflectometry ( ofdr ) and wavelength division multiplexing ( wdm ) is proposed to address fbg sensing array. at the same time, tunable narrow - band light source, which is composed of wide - band light source and tunable optical filter, is adopted to demodulate multiplex signals

    首先,論文從分散式光纖光柵應變傳感網路的理論模型入手,分析了光纖布拉格光柵的傳感機理,建立光纖光柵應變傳感模型;在分析比較了常見幾種復用技術和信號解調技術的優缺點基礎上,提出應用光域反復用技術和波分復用技術相結合的混合復用方法來解決光纖光柵應變傳感網路的尋址問題,採用由寬帶光源和可調光濾波器組成的可調窄帶光源來解調復用信號,通過理論分析和實驗研究證實了系統方案的可行性。
  14. The theory and practice of full - integrated lc vco are studied in this thesis. with a view to domestic and overseas references that are related, a vco is designed under the conditions of low voltage - supply, low power consumption, low phase noise and large tuning range. major contents and results of study are abstracted as following

    本論文針對上述問題,系統分析了全集成電感電容壓控振蕩器的原理和實現,參考國內外壓控振蕩器研究的現狀,設計了一種低壓、低功耗、低相位噪聲和較大調范圍的集成壓控振蕩器,主要有如下研究內容和結果。
  15. Tuned radio - frequency amplifier

    調放大器
  16. Tuned radio - frequency receiver

    調接收機
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