power gain 中文意思是什麼

power gain 解釋
功率放大系數
  • power : n 1 力，力量；能力；體力，精力；（生理）機能；〈常 pl 〉才能。2 勢力，權力，權限；威力；政權；權...
  • gain : vt 1 獲得；博得，掙得；贏得，打勝（戰爭、官司）。2 吸引；爭取…（到一邊），說服。3 （尤指通過努力...
  1. That the antenna points at the aerocraft very precisely can utilize the gain of antenna, minishing the power of transmitter, and propagating data very gualitily effectly

    在無線測控系統中，天線精確指向飛行目標，可最佳利用天線增益，減小發射功率，高質量的進行控制和數據傳輸。
  2. From the point of character trait, envy the person that the heart is weighed often emulative heart is strong, abstain power difference, breadth of mind is narrower, pay attention to individual gain and loss, cannot care others quite

    從個性特徵來看，妒忌心重者往往好勝心強，自制力差，心胸較狹窄，注重個人得失，不能夠關心別人。
  3. Automatic gain control in the application in cdma systematic power control

    系統功率控制中的應用
  4. Using this system will increase the efficiency when excimer laser amplifies ultra - short laser pulse without using any complex multiangular optics system. it is possibly to be a new way to gain high energy, high power, high quality, high efficiency ultra - short uv laser

    如果成功，將能充分發揮準分子激光的優點，為產生高功率，高束質的短脈沖激光提供一條簡單、高效率的技術路線和途徑。
  5. This period invite shanghai to love a foreign language especially designedly prexy, special of limited company of management of sweetheart power resource why general manager teachs you ruse of duty of day desire to gain, infiltrate successfully day of look forward to is in - house

    本期特意邀請上海特愛外語學院院長、特愛人力資源治理有限公司的何總經理教您日企求職謀略，成功打入日企內部。
  6. Slayers do not gain bonus power points

    殺戮者並不獲得額外靈能點。
  7. Effects of gas switch on power gain in pulse compressed system

    脈沖壓縮系統中氣體開關對功率增益的影響
  8. Features : high power gain, wide aso

    特點:高增益，寬闊的安全工作區。
  9. The ratio of output power from an amplifier system, to the input power. gain is normally measured in decibels

    放大系統的輸出功率與輸入功率之比，增益通常用分貝表示。
  10. Zero - power - gain

    零功率功增益
  11. She saw this power gain a foothold at the beginning of the 21st century

    在21世紀開始她看見這力量獲得了長足發展。
  12. Available power gain

    可用功率增益
  13. Antenna power gain

    天線功率增益
  14. Measurements of the electrical properties of transmitting tubes - methods of measuring the power gain

    發射管電性能測試方法功率增益的測試方法
  15. Power vdmos ( vertical double - diffusion mosfet ) is the most favorable device available for high speed, medium power applications because of its characteristics such as high input impedance, high power gain, easy to drive and good thermal stability

    功率vdmos （垂直雙擴散mosfet ）以其高輸入阻抗、高功率增益、驅動電路簡單和熱穩定性好等優點，在高速度和中等功率場合得到了廣泛的應用。
  16. In the design of the rf front - end, the effect of the low voltage power supply must be considered since the low voltage power supply limits the voltage swing of the circuit nodes and may affect the dc operation point, power gain and linearity of the rf front - end

    本論文實現的收發機射頻前端採用了1 . 8v的電源電壓，射頻前端各模塊的設計都考慮到了低電源電壓對直流工作點、增益和線性度的影響。
  17. And critical techniques like ka waveband solid - state circuit designing and structure machine designing are mastered. finally, our 8mm pa has an output power level of 25. 6dbm, a 11. 5 - db power gain and 13. 1 % power - added efficiency ( pae ), which meet our design requirements

    其中，在毫米波功率放大技術中，著重解決了因晶元體積小而產生的設計加工難度較大的問題，突破ka波段高效固態電路設計和結構工藝設計等關鍵技術，實現了毫米波功率放大器的製作。
  18. Through the design the dc feed network, input matching network for the ne900175 gaas fet and analysis the stabilization, power gain, bandwidth of the power amplifier we get the power amplifier is stability, the power gain is 11. 967db and the bandwidth is 300mhz. microstrip antenna has a narrow bandwidth, in this design antenna ' s bandwidth is 100mhz. antenna is the not only the load of the power amplifier, but also as the filter connecting to the output of the power amplifier

    E類功放的pae相對a類、 b類、 ab類的功率放大器類型而言比較高，在50 ? 70 。分析了e類功放的工作過程后，以ne900175的gaas場效應管作為e類功放電路的開關，進行了外圍電路的設計，包括直流偏置電路、輸入匹配網路的設計，功放的穩定性、帶寬、增益的分析。該功放增益最大達到11 . 4db ，帶寬為320mhz 。
  19. This paper studies the design methods and techniques of the broadband lna. using negative feedback techniques and lossy match method, a broadband lna acceptable for sdr is presented. the measured results showed that over 30mhz ~ 3000mhz, the lna achieved a maximum noise figure of 2. 0db, a power gain of 22db with gain flatness of less than 2. 0db

    本文最後對寬帶低噪聲放大器的設計方法進行了詳細探討，並運用負反饋技術和有損匹配的方法，研製了一種適合軟體無線電應用的寬帶低噪聲放大器，經測試，在30 3000mhz頻率范圍內，噪聲系數nf 2 . 0db ，增益g = 22db 2 . 0db 。
  20. A important conclusion is verified from these analysis that although the azimuth resolution of sar radar is theoretically not connected with parameters such as radar range and center frequency, in fact, on the condition of same resolution, when the range becomes further and center frequency become lower, the requirement for the radar power gain production, signal processing and precision of ins will be higher, therefore the imaging will become more difficult

    同時也證明了一個重要的結論：從理論上講，合成孔徑成像的方位解析度與作用距離、雷達工作頻率等參數無關，但實際上，在解析度保持不變的情況下，隨著作用距離的提高，工作頻率的下降，對雷達的功率孔徑積、信號處理以及慣導精度的要求會越來越高，從而成像也會變得越來越困難。
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