crystal oscillator 中文意思是什麼

crystal oscillator 解釋
晶體管脈沖盤
  • crystal : n 1 結晶，（結）晶體；晶粒；水晶（＝rock crystal）；石英。2 【無線電】晶體。3 結晶玻璃；雕玻璃；...
  • oscillator : n. 1. 搖擺者。2. 【電學】振蕩器，振動器，振動子，振動部。
  1. The pll consists of a crystal oscillator, a ring voltage - control - oscillator, a frequency divider, a phase / frequency detector, a charge pump and a loop filter

    設計的電路包括20mhz晶體振蕩器，鑒頻鑒相器，壓控振蕩器，固定分頻器，電荷泵和低通濾波器。
  2. Clock of high accuracy implemented by crystal oscillator in synchronism with gps - clock

    信號產生高精度時鐘的方法及實現
  3. Crystal oscillator circuit of eddy current sensor and its application in liquid resistant digital caliper

    定頻調幅式電渦流傳感器電路及其在防水數顯卡尺中的應用
  4. The major job is manufactured a transmitter, which has three upmixer channels. its function is to up convert the signals from c - band to ka - band. the input local oscillator is provided by a low frequency crystal oscillator which has a good performance of phase noise, through 512 times multiply to ka band. this sysetem is used in the laboratory as transmitter source of the fuze, for the multidimensional objects in practise, which lead to the complexity of the reflect signal, so the amplitude, frequency and the phase of the transmit signals both have a key role in dealing with the reflection signals. therefore, this system requires for both the coherence of the single channel ’ s amplitude, phase and multi channels

    本文的主要工作是應用戶要求製作一具有三發射通道的上變頻系統，可以將c波段的微波信號上變頻到ka波段的毫米波信號。系統的本振輸入基頻由一相位噪聲非常好的低頻率晶振提供，經過512次的倍頻放大至ka波段。本系統作為實驗室中引信的發射源，由於目標反射信號具有時變的多維性，反射信號變得極為復雜，在信號處理時，不僅信號幅值、頻率有決定意義而且相位關系也很有決定意義。
  5. The precise clock source is crystal oscillator made of 74hc04 ; the mute circuit can conceal the error and solve the problem of noise ; the antenna switching circuit in the receiver is to select one antenna from two which receives signal better. it can improve the quality of the receiving audio signal, restrain the noise effectively and promote the system performance

    高精度的時鐘源是由74hc04構成的晶體振蕩器;靜音電路將出錯的音頻信號進行差錯掩蓋，很好地解決了噪聲問題;接收機採用兩副天線切換工作，提高了音頻信號接收質量，有效地抑制干擾，提升了系統的性能。
  6. Lc oscillators have better phase noise, but the lowest noise is obtained with the use of a quartz crystal oscillator

    Lc諧振器利用石英晶體振蕩器產生基準源，因此抖動較小。
  7. The concept of " timing " in the article is not the clock in our ordinary living, but syntheses which is made up of some frequency source in the signal generator ( such as cs atom frequency standard, rb clock & high accuracy quartz crystal oscillator ) which produces the primary frequency, the matching input interface and the matching output interface and controlling circuit etc. for example, bits is a kind of timing equipment, which is used to control the timing of some functions

    本文論及的「時鐘」概念不是指日常生活中使用的鐘表，而是由產生基準頻率的信號發生器（如銫原子頻率標準、銣鐘及高精度石英晶體振蕩器等）中的某種頻率源以及相配套的輸入、輸出介面和控制電路等組成的一整套具有特定同步定時功能的綜合體。如bits就是一種時鐘設備，它提供用在通信系統中控制某些功能的定時的時間基準設備，時鐘提供的信號稱為基準信號、定時信號或同步信號。
  8. Temperature - compensation crystal oscillator

    溫補晶振
  9. According to the proposal, two millimeter - wave phase locked sources are locked on a crystal oscillator. the one of the phase locked source is used for steady carrier wave in transmitter, the other is used for local oscillator. through the proposal, coherent transceiver front - end is achieved

    本方案採用同一晶振源為收發兩個毫米波鎖相源作參考頻率，其中的一個鎖相源用於產生高穩定的發射載波頻率，另一個用於產生高穩定的本振信號，從而實現收發的相參性。
  10. 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。
  11. Ordinarily, there are four types of defects of crystal oscillator, such as, fill insufficient, bubble, heave and out of order leg

    晶振常見的缺陷有填充不足、填充材料有氣泡、凸起和長短腳等。
  12. This paper presents a new type of microcomputer compensated crystal oscillator ( mcxo ) which bases on at - cut crystal and uses microcomputer as its core

    本文主要敘述了一種以微處理器為核心的基於at切晶體諧振器的微機補償晶體振蕩器（ mcxo ） 。
  13. In this paper, the operation principle of the oscillator is analyzed first, from the point of view of theory the designs of crystal resonator and its equivalent circuit, crystal oscillator and thermostatic chamber are defined. the noise model of circuit is used to analyze key factors influencing phase noise of the crystal oscillator, in order to control phase noise of the crystal noise from the very beginning of the design

    本文首先分析了振蕩器的工作原理，從理論的角度闡明了晶體諧振器及其等效電路、晶體振蕩器和恆溫箱的設計，利用電路的噪聲模型來分析影響晶體振蕩器相位噪聲的關鍵因素，從設計就開始控制晶振的相位噪聲，為更好地實現課題的目標打下良好的基礎。
  14. Tcco temperature compensated crystal oscillator

    溫度補償晶體振蕩器
  15. Temperature compensated crystal oscillator

    溫度補償晶體振蕩器
  16. 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。
  17. 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。
  18. Analog temperature compensation crystal oscillator ( atcxo ) is widely used in electronic equipments such as communications, navigation, radar, mobile telephone, program control telephone, measure instruments etc. as their reference frequency source, it is critical part of the above equipments, called as their “ heart ”

    模擬溫度補償晶體振蕩器（ atcxo ）廣泛應用於通信、導航、雷達、移動通信、程式控制電話、測量儀器等電子設備中。作為基準頻率源，它是上述電子設備的關鍵部件，被稱為此類電子設備的「心臟」 。
  19. The adc aperture jitter must be minimal, and the sampling clock generated from a low phase - noise quartz crystal oscillator

    Adc的孔徑抖動必需盡可能的小，而且要使用低相位噪聲的石英晶體振蕩器作為采樣時鐘發生器。
  20. Therein, microprocessor temperature compensation crystal oscillator ( mtcxo ) is a comparatively new - type digital compensated crystal oscillator

    在tcxo中，微處理機溫度補償晶體振蕩器（ mtcxo ）是一種比較新型的數字式溫度補償晶體振蕩器。
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