限帶放大器 的英文怎麼說

中文拼音 [xiàndàifàngdàqì]
限帶放大器 英文
band limited amplifier
  • 限 : Ⅰ名詞（指定的范圍; 限度） limit; bounds Ⅱ動詞（指定范圍, 不許超過） set a limit; limit; restrict
  • 放 : releaseset freelet go
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward

    介紹了限制寬帶放大器頻帶寬度的因素，通過分析mosfet的本徵參數、寄生參數對頻率特性的影響，提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法；分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響，根據應用於雙極晶體管電路的跨導線性原理，提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器，獲得了良好的頻率響應。
  2. According to negative temperature coefficient of vbe and positive temperature coefficient of vt, a framework of band - gap voltage reference is investigated. the reference offer a source of pir, distributed three voltage, one as upper - threshold voltage of dual - threshold comparator, the other as lower - threshold voltage of comparator, the other as direct current voltage for second band - pass filter amplifier

    同時利用pnp晶體管發射結電壓的負溫度特性和發射結差值電壓的正溫度特性設計了一個帶隙基準電壓源。此帶隙基準電壓源本身作為熱釋電紅外傳感器的電源電壓，同時分壓提供雙限電壓比較器的上限電平和下限電平以及第二級帶通濾波放大器的直流電平。
  3. Because of the appearance of erbium doped fiber amplifier ( edfa ), the problem of optical fiber loss has been solved basically. then people ' s attention is more and more concentrating on the research of the optical fiber communication system which is limited by optical fiber dispersion instead of that which is limited by optical fiber loss

    由於摻鉺光纖放大器（ edfa ）的出現，基本上解決了光纖損耗問題，從而使人們的注意力越來越多地從受損耗限制的光纖通信系統轉向受色散限制也即受帶寬限制的光纖通信系統的研究。
  4. Narrow band amplifiers

    寬帶限幅放大器
  5. Results from hspice simulation and foundation show that the band - gap voltage reference of ic is 3. 126v, has a psrr of 65db, an accuracy of 23ppm / in [ 0, 70 ], and the band - pass filter has an gain of 73db, whose band - pass frequency is 0. 1hz ~ 10hz. comparator ’ s window is 700mv. time sequence and functions of digital circuits are normal

    Hspice和foundation軟體模擬的結果顯示，帶隙基準電壓源為3 . 126v ，電源電壓抑制比為65db ，溫度系數為23ppm / ;帶通濾波放大部分增益為73db ，帶通頻率為0 . 1hz ~ 10hz ;雙限電壓比較器窗口為700mv ，功能良好，數字電路時序正確，功能正常。
  6. China yoho industrial co., ltd is the largest enterprise throughout china in this field that specialized in manufacturing lanyards and lanyard accessories. those products include straps for cell phones, various fashionable accessories, hand - winding straps, straps for working card, straps for keys with accessories, straps for mp3 portable player, straps for pets, and we also can arrange products according to customers original design or counter - sample

    深圳市雅翰實業有限公司是國內最大的吊帶吊飾系列產品專業生產廠家，產品有各類時尚手機吊帶、飾品，手挽帶，證卡吊帶，飾物及玩具吊帶，電子產品配套吊帶，時尚手機擦，來電閃飾物，照相機吊帶，對講機吊帶， usb移動磁盤吊帶， mp3隨身播放器吊帶，行李帶，寵物帶，眼鏡帶等。
  7. Band limited amplifier

    限帶放大器
  8. It combines the newest com > asp and other correlative technology and uses the oriented - object software integrated way and provides the correlative serves as web map browsing > inquiry and analysis for vast numbers of internet users according to the stable and efficient principle. 1 % the design and reality of client because of the limit of internet ' s wide, the client must be little enough. base on this, we use atl to develop client ( atl control that we performed is about 70kb ). then we take atl control into asp page. using the specific property that ie supports activex technology, we directly send the html code and atl control to client. at client, we realize the display ^ zoom out > zoom in > wandering > simple analysis and searching

    1 、客戶端的設計與實現由於受到internet帶寬的限制，客戶端必須做的盡可能的小，基於這種考慮powerintermap採用atl開發客戶端的控制項（開發的控制項大小在70kb左右） ，把atl控制項嵌入到asp頁面中，利用ie瀏覽器支持activex組件的特性，通過asp頁面把客戶端執行的html代碼和atl控制項直接發送到客戶端，在客戶端通過調用atl控制項的介面實現數據的下載，圖形的顯示、放大、縮小、漫遊，簡單的分析、查詢等功能。
  9. The traditional methods of increasing the dynamic range of the receivers, such as sensitivity time control ( stc ), automatic gain control ( agc ), and band - pass intermediate frequency ( if ) limiting, are researched. it is pointed out the limitation of the traditional technologies in increasing the dynamic range in wideband digital ew

    （ 3 ）研究了動態范圍的相關參數，分析了擴大接收機動態范圍的常規方法，如靈敏度時間控制、自動增益控制、中頻限幅器和對數放大器等，並分別指出常規方法應用於寬帶數字ew接收機的局限性。
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