frequency shifter 中文意思是什麼

frequency shifter 解釋
頻移器
  • frequency : n. 1. 屢次，頻仍，頻繁。2. （脈搏等的）次數，出現率；頻度；【物理學】頻率，周率。
  • shifter : n. 1. 【電學】移動裝置；移相器；倒相器；移帶器。2. 開關。3. （印字電報機等的）換行器。4. 搬移工。5. 迴避論點者。6. （鐵礦中的）領班。7. （煤礦中的）輔助工。
  1. Verification regulation of low frequency phaser shifter

    低頻移相器試行檢定規程
  2. Compare to the normal rectangular waveguide, ridge waveguide has the character of broader bandwidth, smaller dimension, lower equivalent characteristic impedance, etc. because of these merits, it is used more and more widely, such as broadband ridge waveguide filter, broadband direct coupler, diplexer, frequency converter, phase shifter, ridge waveguide slot antenna array, and so on

    與普通矩形波導相比，脊波導具有工作頻帶寬、尺寸小、等效特性阻抗低等特點。由於脊波導本身的特點，使其得到了越來越多的應用，例如寬帶脊波導濾波器、寬帶定向耦合器、雙工器、變頻器、移相器、脊波導縫隙天線陣等等。
  3. Fse frequency shifter effect

    頻率轉換效果
  4. Finally, it takes a detailed test to the processed millimeter 4 - bit digital phase shifter. the test result is better than expectant guideline : the maximum of the phase error is 10, the insertion loss is better than 10. 74db, the return loss is more than - 14. 88db in the 33. 9ghz 34. 5ghz frequency band. the whole volume of the phase shifter is 80mm 35mm 20mm

    最後，對加工出的毫米波四位數字移相器進行了測試，測試結果完全達到了預定指標要求:在所要求的33 . 9ghz 34 . 5ghz頻帶內，最大相移誤差小於10 ，插入損耗小於10 . 74db ，輸入輸出回波損耗大於- 14 . 88db ，整個電路尺寸為80mm 35mm 20mm 。
  5. Principle design of liquid phase shifter for ion cyclotron range of frequency on east

    離子迴旋系統液態相移器的理論設計
  6. T / r module is a functional module for the new radar, that is active phase control array radar, and t / r nodule system - integrates high frequency switches, phase shifter, lna and power amplifier, etc. if using low cost thick film technology to manufacture t / r module, it will be benefit to accelerate the applicants and development of the active phase control array radar

    T r模塊是實現新型雷達? ?有源相控陣雷達需求的功能模塊，它系統地集成高頻開關、限幅器、移相器、 lna及功放等。利用厚膜的廉價成膜工藝技術製作t r組件模塊，則有利於加速有源相控陣雷達的應用與發展。
  7. The loaded - line - type, switched - line - type and reflection - type phase shifters are studied in this thesis. considering the defect of loaded - line phase shifter, a new type of switched - line with loaded - line phase shifter is proposed in this thesis. this design not only make advantageous debugging of circuit, but also minimize phase - error in a given frequency band

    本文對加載線型、開關線型和反射型移相器進行了分析研究，並針對開關線型移相器的缺陷，提出了一種加載式的開關線型移相器設計方法，不但便於對電路進行調試，也減小了一定帶寬內的相位誤差。
  8. Study on the technology of the continuous frequency shift using digital phase shifter

    利用數控移相器實現連續移頻技術研究
  9. For the 32 phase states, within the frequency band of 60mhz 10mhz, the insertion loss of the phase shifter is lower than 2. 3db, the imbalance of scope is lower than 0. 3db, the phase error is better than 3. 3 degree, the input / output vswr is lower than 1. 7. physical dimension is 40mmx30mmx20mm

    實測結果表明:中頻寬帶五位數字移相器在60mhz 10mhz頻率范圍內， 32個相位狀態的插入損耗都低於2 . 3db ，幅度不平衡小於0 . 3db ，相位誤差小於3 . 3度，輸入和輸出電壓駐波比都小於1 . 7 。
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