穩定的振蕩器 的英文怎麼說
中文拼音 [wěndìngdezhèndàngqì]
穩定的振蕩器
英文
stable oscillator- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 的 : 4次方是 The fourth power of 2 is direction
- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 蕩 : Ⅰ動詞1 (搖動; 擺動) swing; sway; wave 2 (無事走來走去; 閑逛) loaf; wander; roam; loiter; go a...
- 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
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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The backward - wave oscillator ( bwo ) is one of the promising devices that can produce high - power microwaves and is intensively investigated because of its merits such as compact structure, high efficiency and good stability
相對論返波振蕩器是有發展前途的高功率微波源之一,具有電磁結構緊湊、效率高和運行穩定等特點,在國際上受到廣泛重視。The simulation results indicate that the oscillator circuit with the cmos technology producing steady oscillating signal has power consumption as low as 800uw
模擬表明,採用cmos工藝能使振蕩器電路在產生穩定振蕩波形的同時,達到800uw的較低功耗。The equivalent circuits is synthesized for the case where the te10 mode is the only propagating waveguide mode, which based on basic waveguide - circuits equivalent circuits such as cross - coupled coaxial line rectangular waveguide junctions, rectangular waveguide transmission lines etc. then we make the computation program for the equivalent circuits to analyse and optimize the vco circuit, and get the each parameter ' s influences on vco output signal
本文從波導電路的等效電路出發,綜合出3mmvco基波工作時只考慮te10模的等效電路,依據此編製程序完成了振蕩器電路的分析優化,得出了電路中各個參數對振蕩器頻率溫度穩定度性能的影響。The system parameters are developed at the same time, and some universal conclusions on the theoretical analysis of pll are reached. then, we have carried on analysis and research to the theory of differential delay ring voltage controlled oscillator ( vco ). on this basis, a improved differential delay ring vco with more efficient loads is described. this circuit has been designed and implemented in 0. 35 m cmos technology
本文還對差分延遲結構環形壓控振蕩器電路進行了深入的分析與研究,並提出了一種基於高質量電阻電路的主從差分延遲結構環形壓控振蕩器,其採用了一種新型的主從差分延遲結構,並用一個更有效、更穩定的負載電阻電路結構來替代vco設計常使用的單個mos管電阻結構,使其系統穩定性有了相應提高。This instrument keeps constant temperature by circling air both. it use computer to control temperature and oscillation frequency, led digital display, it has stable performance, and its quality is reliable, its appearance is beautiful and digniful. it can be operated conveniently. it is the suitable instrument uhcih is used on researching and production by the trades of bioengineering. medicine. hygienist and so on
該振蕩培養箱是利用旋轉空氣浴進行恆溫的振蕩器,溫度和振蕩頻率均採用電腦控制,用led數碼顯示.該振蕩器性能穩定,質量可靠,造型美觀大方,操作方便,實為生物工程、醫藥、衛生等行業科研和生產中使用的理想儀器。Experimental results validated that this high performance arc igniting device developed provides with fast response and stable high frequency output voltage
試驗表明該開關式高頻振蕩引弧器控制系統具有頻響快、輸出高頻高壓穩定的特點,是一種性能較好的開關式高頻振蕩引弧器。Article has introduced partition and the definition of oscillator frequency stability, and analyzed emphatically to cause the vibration factor with instability frequency, this paper elaborated the major measure and steady method that how to raise frequency stability
摘要介紹了振蕩器頻率穩定度的定義與劃分,著重分析了導致振蕩頻率不穩定的因素,詳細地闡述了提高頻率穩定度的主要措施和穩定方法。Firstly, the oscillator theory was researched as the base of the design of oscillator - type aia in this paper. the derivation of oscillation condition and stability condition were given ; at the same time, the cavity modeling theory of microstrip antenna was studied, which gave the relation between the size of microstrip antenna and the resonate frequency and that between the size and impedance of microstrip antenna
首先,針對本文所討論的振蕩型有源集成天線,作為理論基礎,進行了振蕩器理論的研究,推導出有源集成天線的振蕩條件和穩定條件;同時利用空腔模理論,給出了天線尺寸與諧振頻率和輸入阻抗的關系。In this circuit, reference current sources are used to charge and discharge capacitors. this oscillator ’ s output is very ideal through control circuit under 5. 7v reference voltage, and oscillator ’ s frequency and duty - cycle could be adjusted if reference current source or capacitors in the circuit was adjusted. and the changes of temperature and voltage affect stabilize of the frequency little
此電路利用系統內部基準源產生的電流信號來對電容進行充放電,然後經過控制電路作用后,產生的輸出振蕩波形的上升時間和下降時間非常小,更接近理想矩形波形;通過調節基準源電流信號或者電容值大小,可調節振蕩波形的頻率和占空比,同時溫度和電壓的變化對振蕩器輸出波形頻率穩定度的影響很小。In the design of the spll, srd takes the input of a crystal oscillator and generate very sharp and narrow pulses
在振蕩器之後,本文加了一個緩沖放大器,它起到放大輸出功率和改善頻率穩定度的作用。Applying the criterion of the work state of operational amplifier, the stable operating condition of voltage - controlled voltage source filter 2 is proved in detail and the condition that the filter can be used as the sinusoidal oscillator is given
摘要利用運放工作狀態的判據,系統地證明? 4種二階壓控電壓源型濾濾器穩定工作的條件,同時給出了用作正弦波振蕩器的條件。The main purpose of this thesis is to improve the 3mm vcos frequency stability that work in harmonic to obtain the more strict demands of new electronic equipments
本文主要任務是改善原有3mm壓控諧波振蕩器的頻率溫度穩定度,使其滿足系統對3mm振蕩源越來越高的要求。The common frequency synthesizers may not meet the demand on frequency stability and accuracy. and some of them are just desirable at a single frequency, which only can be varied in narrower spectrum
於是出現了高穩定的晶體振蕩器作為標準信號發生器,但他們的頻率往往是單一的,只能在很小的范圍微調。With the quick development of electronic technology, high - stability crystal oscillator is being used more and more widely. especially, temperature - compensated crystal oscillator ( tcxo ) is commonly used in electronic equipments such as communication, navigation, radar, measure instruments etc.
隨著電子技術的飛速發展,頻率高度穩定的晶體振蕩器得到了廣泛的應用,特別是溫度補償晶體振蕩器( tcxo )更是廣泛應用於通信、導航、雷達、測量儀表等電子設備中。There is a pll ( phase locked loops ) in system to get a high - stability low - noise high - frequency signal
固定頻率振蕩器通常採用鎖相環技術來獲得高穩定度、低相位噪聲的高頻輸出信號。But the apparatus which measure the high stable crystal oscillator cannot meet requirements in our country, a certain extent gap with other country
但是,在我國對這種高穩定度振蕩器檢測的設備還不能滿足要求,與國外有一定的差距。Rc and other relaxation oscillators just will not do since amplitude noise in whatever circuit functions as a comparator will appear as phase noise on the output signal
Rc諧振器以及其它一些張弛振蕩器不能滿足要求,這是因為它們的核心是電壓比較器,需要利用電壓信號的波動(噪聲)來獲得穩定的輸出,這種波動就構成了時鐘的抖動。It admits of no delay to develop high stability crystal oscillator and enhance its phase noise index to reduce the effect of jitter to the performance of the whole system
研製高穩定晶體振蕩器,提高相位噪聲指標、減少抖動對整體性能的影響,已經成為刻不容緩的任務。According to leeson model, which had proposed the relationship of noise between output and input in the feed - back oscillator, an experimental crystal oscillator circuit with high stability and low phase noise is designed
參照提出反饋振蕩器中輸出和輸入噪聲關系的李森模型,設計一高穩定低相位噪聲振蕩器的實驗電路,並在實驗中分析電路關鍵元件對電路整體性能的影響。A full - digital demodulation technique is introduced in this paper, which can make it easy and quick to design and achieve binary phase shift keying ( bpsk ) demodulator, and also can reduce the requirement of the oscillator frequency precision and the degree of stability of the receiver
本文介紹了一種適合於用數字信號處理器( dsp )實現的全數字解調技術。該技術能方便、靈活地設計實現二進制相移鍵控( bpsk )解調器,而且使用該技術可以大大降低對接收機本身的振蕩頻率精度和穩定度的要求。分享友人