radio-frequency power 中文意思是什麼

radio-frequency power 解釋
射頻功率
  • radio : n. 1. 無線電訊[電報,電話];無線電,射電。2. 無線電廣播;無線電(廣播)臺。3. 收音機。vt. ,vi. 用無線電傳送[廣播];(向…)作無線電廣播[傳送];用X射線拍照;用鐳醫治。
  • 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。
  • 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...
  1. Since the envelope of modulated signal fluctuates, these methods generate unwanted intermodulation distortion ( imd ) products in a nonlinear radio frequency ( rf ) power amplifier ( pa ). so it is necessary to use linearization technique to reduce the adjacent channel interference ( aci )

    但包絡變化的調制信號經過非線性射頻功放后會產生交調分量,因此必須採用線性化技術來減少由此產生的鄰道干擾。
  2. This paper mainly study on the technics of preparing nano - si3n4 and icpecvd. seeking for the proper parameter and technics, crystallization of nano - si3n4 powder with muffle furnace, probe the new effective way of improving the properties of nano - si3n4 powder the ion density in the reaction chamber was diagnosed by a langmuir probe. the rules were obtained under different air pressure, different radio frequency power and different position which the ion density changes about from 1010cm - 3 to 1010cm - 3 decreasing as the pressure increases and increasing as the power decreases

    利用朗繆爾探針診斷了反應室內等離子體參數,得到不同位置、不同功率和不同氣壓下等離子體密度的變化規律,結果表明離子密度為10 ~ 8 10 ~ ( 10 ) cm ~ ( - 3 ) ,等離子體密度隨著功率的增大而增大,隨著氣壓的升高而減小,由於離子鞘層的存在,在一定條件下提供了局部等離子體密度穩定的區域。
  3. In this paper, fluorocarbon films are deposited on polyetylene terephalate ( pet ) substrate by radio frequency magnetron sputtering polytetrefluoroethylene ( ptfe ) targets to examine the effect of discharge condition on the properties and mechanism of deposited films. the effect of the power, pressure and treating time on morphology is observed by means of scanning electron microscopy ( sem ) and atom force microscopy ( afm ). it is found that the fluorocarbon film particles distribute more uniform and join tightly with increasing power, the surfaces of films become closer and denser as pressure increases

    利用掃描電鏡( sem )和原子力顯微鏡( afm )研究了成膜機理以及cf膜的表面形貌,觀察了不同功率、壓力和時間下對氟碳膜表面形貌的影響,系統研究了氟碳膜表面結構隨功率和壓力的變化規律,發現功率提高使得氟碳膜顆粒分佈均勻,結合更加緊密,而提高壓力,氟碳膜的顆粒更加密集,並且濺射條件不同,粒子的形態、粒子間構成的介觀結構也不相同。
  4. We can lessen the dangling bonds and bug in order to improve the ion / ioff 、 vth by hydrogenation. in general, hydrogenation is prepared after completing of tft, in this way, we need more radio frequency power and time, so the cost of hydrogenation will raise

    而通過氫化可以大大降低多晶硅薄膜晶粒邊界中的懸掛鍵和界面陷阱,從而顯著提高tft的場效應遷移率和開態電流,減少關態電流,提高tft的電學性能。
  5. General performance requirements and methods of measurement for low - power radio frequency unit of airborne fire control radar

    機載火控雷達低功率射頻單元通用技術要求和測試方法
  6. The communication media can be power line, infrared, radio frequency, twistedpair, etc, among which power line communication technique is discussed

    物理介質可以採用電力載波、紅外線、無線電、雙絞線等。本文主要論述採用電力載波的信息編碼格式,載波擴頻技術等。
  7. Passive tags do n ' t haven a power supply but a minute electrical current by an incoming radio frequency provides enough power for the tag to send a response

    無源標簽並無電源,由外來的無線電頻提供微電流,為標簽提供足夠電力以作回應。
  8. Adaptive predistortion radio frequency power amplifier linearization

    自適應預失真射頻功率放大器線性化
  9. It is equipped with 120w radio frequency laser producer and cti dynamic focusing, so there is smaller light point, and larger tange of marking. besides, its forceful laser power and unparalleled processing speed makes a accurate and vivid effect possible. it costs low and need no materials. the degree of the clearness and depth of marking can be controlled freely

    該機選配美國進口120w射頻激光器cti動態聚焦,光點尺寸更小打標范圍更大,加上強悍有力的激光功率,無與倫比的加工速度,實現了精確逼真的加工效果,加要成本低廉,無需耗材,標記清晰深淺度隨意控制,適用於多種你想加工的非金屬產品。
  10. Cubic nitride boron ( c - bn ) films have been prepared at room temperature ( 25 ) by radio frequency plasma enhanced pulsed laser deposition ( rf - pepld ), assisted with substrate negative bias. in this paper, we primarily studied the effect of laser energy density, radio frequency power, substrate bias and depositing time on the growth of c - bn films, and analyzed the formation process and mechanism of c - bn films deposited by rf - pepld method at room temperature

    本文採用偏壓輔助射頻等離子體增強脈沖激光沉積( rf - pepld )方法在常溫下( 25 )制備立方氮化硼( c - bn )薄膜,初步研究了薄膜沉積參數:激光能量密度、射頻功率、基底負偏壓和鍍膜時間對立方氮化硼薄膜生長的影響,並分析了常溫下用rf - pepld方法沉積立方氮化硼薄膜的形成過程和機理。
  11. The key hydrogenation parameters are radio frequency power, reactant gas ration, temperature, time

    主要的氫化參數有射頻功率、氫氣流量、樣品溫度、處理時間。
  12. Whereafter, the forecast about the trend of the contactless 1c cards - contactless cpu cards is given, and the method to solve the power supply problem for radio frequency cpu cards is analyzed

    然後預測了非接觸式ic卡的發展方向? ?非接觸式cpu卡技術,並分析了解決射頻cpu卡能量供給的方法。
  13. The paper acts according to this kind of actual demand, refers to other radio frequency module automation test systems, designed the power amplifier module automation test system. this system includes computer, radio frequency instrument, test veneer, ampere meter as well as each kind of conjunction cables

    針對這種現狀,利用現代射頻儀器儀表對gpib的支持,依託控制類晶元的強大功能,以計算機作為自動化測試和控制的基礎,開發了功放模塊自動化測試工具。
  14. Basing on the profound power in scientific and technology, company has developed 4 series, 18 specifications material level measurement equipments including nuclear, photo - electronic, radio frequency and mechanic products

    多年來公司以雄厚的科技實力為依託,開發了包括核子、光電、射頻、機械等自主知識產權的4個系例, 18種規格的物位測量儀表。
  15. By using a new optical input power level detection and signal treatment method to control the gain of the receiver and keep its output level within the required range, a novel feedforward agc optical receiver without radio frequency feedback circuits is realized

    我們採用一種入射光功率電平檢測與處理的新方法,對模擬光接收機的增益進行控制,將接收機輸出電平控制在要求的范圍內,實現了一種新型的無射頻反饋電路的自動增益控制光接收機。
  16. Standard for methods of measurement of radio frequency power line interference filter in the range of 100 hz to 10 ghz

    100赫茲到10千兆赫范圍內射頻電力線路抗干擾濾波器的測量方法標準
  17. The designs and realizations of the representative radio frequency modules, such as power attenuator, directional coupler, filter, small signal amplifier and oscillator, were emphasized

    重點分析了典型射頻模塊電路(如:功率衰減器、定向耦合器、濾波器、小信號放大器和振蕩器)的設計和實現。
  18. Identification cards - contactless integrated circuit cards - proximity cards - radio frequency power and signal amplitude

    識別卡.非接觸式集成電路卡.鄰近卡.射頻和信號介面
  19. Survey on power amplifiers for testing immunity to radio - frequency electromagnetic disturbances

    射頻電磁騷擾抗擾度試驗系統中功率放大器應用探討
  20. Terminal radio - frequency power

    末端射頻功率
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