泛頻范圍 的英文怎麼說

中文拼音 [fànbīnfànwéi]
泛頻范圍 英文
pan-rage
  • 泛 : Ⅰ動詞1 [書面語] （漂浮） float; drift 2 （透出; 冒出） be suffused with 3 （淹沒） inundate; floo...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 范 : 名詞1 [書面語] （模子） pattern; mould; matrix 2 （模範; 榜樣） model; example 3 （范圍） boundar...
  • 圍 : Ⅰ動詞1 （四周攔擋起來 使裡外不通; 環繞） enclose; surround; corral 2 （繞; 裹） wrap Ⅱ名詞1 （四...
  • 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
  1. With china entries wto and the big international media groups go into china, the china television medias are meeting extreme market competition. the increasing of the numbers of tv channels and tv programs makes the tv audience more and more critical, so the domestic tv industrial is forced to make their own dominant strategy to adapt to the competition under the conditions of market economy

    隨著中國的入世，國際傳媒巨頭們的不斷湧入，我國的電視傳媒業正面臨著前所未有的市場競爭；一方面電視臺（頻道） 、電視節目（欄目） ，無論是形式還是數量都在大幅度增長，觀眾選擇范圍也越來越廣泛。
  2. Abstract : the authors that the variable frequency speed is applicable and economic only in some range to the irrigation and drainage pumping station at the present time

    文摘:文中通過對灌排泵站採用變頻調速的適用性及經濟性進行分析研究，提出目前灌排泵站採用變頻調速並非具有廣泛適用性，該調節方式僅在一定適用范圍內具有經濟合理性。
  3. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬低電壓低功耗技術做了廣泛的調查研究，分析了這些技術的工作原理和優缺點，在吸收這些技術成果基礎上設計了一個1 . 5v低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;在中間增益級設計中，電流鏡負載並不是採用傳統的標準共源共柵結構，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計，採用了帶電流鏡負載的差分放大器設計了一個基準電流源，給運放提供穩定的偏置電流和偏置電壓，保證了運放的穩定性;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  4. The technology of frequency synthesis is important in latter - day communication system. it ’ s widely used in wireless communication and electron system. with the high - speed development of technologies, higher stability, higher purity, broader range and larger output number of frequency are required in the frequency source of frequency synthesizer which is the core of this technology

    頻率合成技術是近代通信系統的重要組成部分，在無線電通信與電子系統的各個領域中得到了廣泛的應用。隨著各種技術的飛速發展，人們對頻率合成器的頻率穩定度、頻譜純度、頻率范圍和輸出頻率的個數提出了越來越高的要求。
  5. Indispensable for high quality optical carrier signal reception in a large dynamic range, agc analog optical receivers are widely used in the optical transmission of radio and microwave signals, such as fiber catv, direct broadcast satellite tv, wireless communication and radar

    摘要自動增益控制模擬光接收機廣泛應用於光纖有線電視、光纖直播衛星電視、無線通訊及雷達等射頻微波信號光傳輸，是實現大動態范圍光載波信號高質量接收必不可少的一項技術。
  6. For recent years, adsl has world widely employed and widely used in many aspects such as vod, remote medical treatment and e - shopping etc. but we noticed that the traditional telephone networks are designed for the transmission of low frequency signals, and the adsl ' s frequency rang is from 0 to 1. 104mhz, so we must confront the signal attenuation, the loop line noise impairments, the crosstalk interferences, the bridge tap reflections and the rf disturbances problems and many other problems when transmitting the adsl signals one the telephone networks

    近幾年來， adsl在世界范圍內得到充分的使用，廣泛應用於視頻點播、遠程醫療、網上購物等各個方面。但是由於電話線網路是專門為傳輸低頻信號而設計，而adsl的頻譜范圍在0 1 . 104mhz內，因此在傳輸adsl信號時，面臨著信號衰減、線路噪聲、串音干擾、橋接抽頭反射和射頻干擾等等多方面的問題，這就要求在adsl開通之前對線路進行一系列的測試。
  7. As the important component to lengthen the communication distance and enlarge the covering area of wlan, the power amplifier ( pa ) and antenna functions with more and more significance

    隨著wlan的廣泛應用，作為增加wlan通信距離、增大wlan覆蓋范圍的重要的高頻部件? ?雙向功放和天線的作用越來越重要。
  8. Dsp video decoder realization, not only apply on the ip set - top box, but also can transplant to the portable media player ( pmp ), the video conference terminal, the surveillance terminal and so on, the application scope is extremely widespread

    Dsp視頻解碼器的實現，不僅可以應用在ip機頂盒上，還可以移植到便攜式媒體播放器（ pmp ） ，視頻會議終端，監控終端等，應用范圍非常廣泛。
  9. The ac variable frequency speed regulation is generally acknowledged by the home and abroad that it has a great future with excellent speed regulation, high efficiency saving energy. extensive scope of application and other merits

    在交流調速技術中，變頻調速以其優異的調速性能和高效節能，廣泛的應用范圍等優點而被國內外認為最有發展前途的調速方式。
  10. Frequency conversion is generally acknowledged by the home and abroad that it has a great future with excellent accent speed, a brake capability, extensive scope of application, high efficiency rate, great credit rate factor and joint electricity effect and other many merits

    變頻調速以其優異的調速和起制動性能，高效率、高功率因數和節電效果，廣泛的適用范圍及其它許多優點而被國內外公認為最有發展前途的調速方式。
  11. This method can adapt to both time and frequency domain, similarly can be used to discuss about targets upon ground or sea surface. with this method the scattering waves of a truck model are studied in uhf band

    復合激勵法使用范圍廣泛，不僅適用於時域，也適用於頻域，不僅時用於地表目標的電磁散射研究，也同樣也適用於海面等環境下目標的電磁散射研究。
  12. Finally, conclusions are that the algorithm ' s efficency of utilization is higher, requires much less slots, and veracity is better than others. so it can resolve those collisions much better that multiple tags are transmitting data at the same time within reader ' s scope. it can promote rfid applications in more fields

    最後總結得出結論：在解決碰撞過程中，動態二進制樹型搜索演算法與其他幾種演算法相比，可以使系統的吞吐率及通道的利用率更高、需要的時隙更少、準確率更高、能夠更好地解決了rfid系統中的在閱讀器作用范圍內有多個應答器應答要求通信而發生的碰撞問題，有助於推動射頻識別技術更廣泛的應用。
  13. This text introduces a kind of video detecting technique that can be used extensively in video matrix system, its principle is to detect intensity of the signal of the video and synchronous information through the module of video detection in real time, and send the data to host computer of matrix system through rs232 communication for feedback, thus matrix system can get video quality information of cameras in the control - range in real time, then can make relevant decisions

    摘要介紹一種在視頻矩陣系統中可以廣泛應用的視頻檢測技術，其原理是視頻檢測模塊對視頻信號的強度和同步信息進行實時檢測，然後再將檢測后的數據通過rs232通訊反饋到矩陣系統的主機，從而矩陣系統就能夠實時獲取所監控范圍內各攝像機的視頻質量信息，進而可以作出相關決策。
  14. Experiments on board shows that strain method to measure the shaft power has many advances, e. g., high sensitivity, wide measuring span, rapidly frequency - response, light hysteresis, small size and weight - light of the equipment, remote - controllable

    應變電測技術在艦船軸系軸功率測試中得到廣泛的應用，是由於該系統具有靈敏度高，測量范圍廣；頻率響應快，機械滯后小；體積小、重量輕；可實現遙控等諸多優點。
  15. As an automatic data - capture technology, radio frequency identification rfid is already finding a wide range of applications in hong kong, including areas such as accesscontrol, automatic payment and animal tagging

    射頻識別rfid作為自動數據採集技術，已於香港廣泛應用，范圍包括保安自動付款和動物標識。
  16. As an automatic data - capture technology, radio frequency identification ( rfid ) is already finding a wide range of applications in hong kong, including areas such as accesscontrol, automatic payment and animal tagging

    射頻識別（ rfid ）作為自動數據採集技術，已於香港廣泛應用，范圍包括保安、自動付款和動物標識。
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