有源集線器 的英文怎麼說

中文拼音 [yǒuyuánxiàn]
有源集線器 英文
active hub
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  • : gatherassemblecollect
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 有源 : [電學] active有源電路 active circuit; 有源器件 active device; 有源天線 active antenna; 有源衛星 active satellite
  1. Based on these theories, this paper discusses the method of design of the rectangular gunn integrated active microstrip patch antenna in detail. the size of the active antenna and the location of the device in the antenna is obtained at the specified operation frequency

    根據這些理論,詳細討論了一種成gunn二極體的矩形微帶貼片天的設計,得到了在給定的工作頻率下的尺寸和件的位置。
  2. Company now have independence develop ten many china patent and many independence intellectual property ' s software copyright ' s product ; company major product : cable television consumer management control system ( but look for address 2 - 8 branches allot style, 8 - 32 gather line style ) ; shoot frequently plus unfasten harass system ( crowd plus crowd unfasten, cent two sections, point channel shan unfasten ) ; video frequency number subsections plus unfasten harass system ; cable television network burglarproof sow system ; number cable television product is with number mmds ( microwave ) systematically ; general purpose type prevent thunder supply electric appliances, shoot frequently automate supply electric appliances, but look for address control supply electric appliances ; power supply prevents thunder protection product ; pass flow branch, dispenser, split utensil, cavernous wave utensil, power supply inserts utensil, but transfer attenuator, but transfer equalizer wait for

    目前擁十多項中國專利和多個自主知識產權的軟體版權的產品;公司主要產品:電視用戶管理控制系統(可尋址2 - 8戶分支分配式、 8 - 32戶式) ;射頻加解擾系統(群加群解、分兩段、按頻道單解) ;視頻數字分段加解擾系統;電視網路防盜播系統;數字電視產品與數字mmds (微波)系統;通用型防雷供電,射頻自動控制供電,可尋址控制供電;電防雷保護產品;過流分支、分配,分流、陷波、電插入,衰減、均衡等。
  3. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體電路的設計主要分三大部分來實現:激勵電路部分,由分頻電路和頻率合成電路組成,產生頻率穩定的激勵信號以確保檢測任務的正常進行;傳感變換電路部分,由放大電路、濾波電路、檢波電路、鑒相電路和數據採電路組成,主要將電渦流傳感檢測圈檢測到的信號變換成只含被測信息的離散信號,易於后續電路處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  4. Bringing into play the communication market resources in hangzhou bay, the park devotes itself to the formation of a “ mobile valley ”, which means a unique zhejiang - flavored economic pattern : forming a complete telecommunication industry chain from software and operation development of key parts, such as ic chip, rf modules, base band, display, high capacity battery, to related components like cell phone housing, keypad, antenna, vibration motor, mould, pcb ( circuit board ), photoelectricity device, electronic device, connectors and system and software development, and operation service development

    園區依託杭州灣通信市場資,致力打造「移動谷」 ,創造中國浙江經濟特的專業版塊模式:從成電路晶元、 rf組件、基帶、顯示、高能電池等核心件到接手機外殼和按鍵、天、振動馬達、模具、 pcb (電路板) 、光電件、電子件、連接件等相關組件及系統和軟體開發、運營服務開發,形成完整的通信產業鏈。
  5. The research results are controlled source which has linear or nonlinear variabe frequency scan function and the seismic instruments which match with it, and the method of small group intervals, small offset, much more channels, short array length, high - frequency receivers are applied during the link of data acquisition, and that the techniques of the refraction static correction, the noise suppressing, the high - resolution velocity analysis, the wavelet length compression, the wavelet zero - phase, and the prestack migration should be applied emphasizedly during the link of data processing and interpretation

    研究表明,對于城市活斷層的抗干擾高解析度淺層地震勘探,在數據採環節應採用具性或非性變頻掃描功能的可控震和與其相匹配的地震儀,以及小道間距、小偏移距、多接收道、短排列和高頻檢波接收的工作方法;在數據處理與解釋環節,要重視折射靜校正技術、噪聲壓制技術、高精度速度分析技術、子波壓縮技術、子波零相位化技術和疊前偏移技術等的應用。
  6. Another increasingly important ( actor is to be integrated with analog and digital circuits. for this reason, it is highly advantageous for the microwave components to be fabricated through a commercial cmos process. so we research the microwave transmission lines and apply it into phase shift

    微型硅基微波傳輸是微波無件及微波成電路的重要構成基礎,本文首先對其工作原理、件模擬、結構參數設計、制備及散射參數測試進行較深入全面的研究,並進一步將微波傳輸理論應用於mems移相,對移相的結構參數、相移特性及可靠性等進行了分析。
  7. Firstly, the oscillator theory was researched as the base of the design of oscillator - type aia in this paper. the derivation of oscillation condition and stability condition were given ; at the same time, the cavity modeling theory of microstrip antenna was studied, which gave the relation between the size of microstrip antenna and the resonate frequency and that between the size and impedance of microstrip antenna

    首先,針對本文所討論的振蕩型成天,作為理論基礎,進行了振蕩理論的研究,推導出成天的振蕩條件和穩定條件;同時利用空腔模理論,給出了天尺寸與諧振頻率和輸入阻抗的關系。
  8. After introduction of the tranlinear loop principal, the bjt current controlled conveyor has been designed by using mixed tranlinear loop voltage follower. as for modern integrated circuit, the model of mos transistor, the active resistance and the current mirror integrated circuit formed by mos transistor are introduced. the cmos current controlled conveyor has been derived from mixed tranlinear loop cmos voltage follower based on weak inversion operation

    針對現代成電路的工藝,本文對mos晶體管的工作原理進行了簡要的敘述,討論了電阻和電流鏡的實現方法,並利用mos晶體管的亞閾值特性組成混合跨導性迴路完成對應的電壓跟隨的設計,推導出了基於cmos技術的電流控制傳送
  9. Ningbo ekey ruineng electric technology co., ltd. is ningbo ekey holding groups subsidiary company. the head offices main business is embedded software industry and hammer at development the software exploiture and design, network engineering, chip development, ipv6 digital switching equipment, mobile communications, internet phone, intelligent home electric equipment, automobile anti - theft devices, unlimited remote control and power adapter, etc high - tech industri

    寧波易科瑞能電子科技限公司是寧波易科投資控股限公司下屬子公司,團公司以嵌入式軟體產業為主營業務,以軟體開發設計,網路工程,晶元研發, ipv6數字交換設備,移動通訊,網路電話,智能家電,汽車防盜,無限遙控,電適配等高科技產業為重點發展方向,並從事房地產開發,酒店投資管理,國際國內貿易等業務,在投資總規模超過11億人民幣
  10. Many practical factors, such as effects of line fuses protection, disconnected switches, scheduled maintenance, spare electrical source, spare transformers in distribution system, are considered in the assessment arithmetic. in the assessment, it is more practical that low - voltage power system is equivalent to an element on the lateral section of mid - voltage system. especially, the minimal cut - sets are divided into direct cuts and indirect cuts, which makes the effects of elements in cuts on system more legible and exact

    演算法考慮了分支熔斷保護、隔離開關、計劃檢修、備用電無備用變壓的影響,將低壓系統等效為中壓系統分支饋上的一個等效元件進行評估,使得該方法更符合實際,特別是,將最小割分為直接割和間接割,使割元件的影響更加清晰準確,並以c + +語言編制了計算軟體。
  11. To date, most research on cmos rf circuits is focused on cmos rf front - end including some key building blocks such as low - noise amplifier ( lna ), mixer, bandpass filters, voltage control oscillators and power amplifiers. in si rf 1c, inductors need be realized on a silicon substrate along with all of the other devices in a single chip. in fact, the need for high q integrated inductors in rfics is increasing

    在無通信技術對cmos射頻成電路需求的大背景下,本論文在大量深入調研的基礎上,圍繞射頻成電路中必不可少的、多種應用的無件?硅成電感及其相關的cmos射頻成單元電路,先後在上海冶金所微電子分部工藝上及利用上海市科委的多目標晶元項目( mpw )在無錫華晶上華半導體限公司進行了大量的實驗研究,得到了一些新的結果。
  12. Coplanar waveguides ( cpw ' s ) offer several advantages over conventional microstrips, these include the simplification of the circuit fabrication process, ease of parallel and series insertion of both active and passive components ( without the need for via holes ), and high circuit density. therefore cpw ' s are widely used in microwave and millimeter - wave integrated circuits, optical and high temperature superconductor microwave devices

    與常規的微帶傳輸相比,共面波導具容易製作,容易實現無件在微波電路中的串聯和並聯(不需要在基片上穿孔) ,容易提高電路密度等優點,因此共面波導被廣泛應用於微波、毫米波、光學和高溫超導等成電路中。
  13. And the general procedures of these methods are summarized. finally, some practical problems are analyzed using fdtd, which include passive linear resistor element and nonlinear diode element in the microwave circuits and an integrated antenna embedded with an active gunn diode element and a dielectric cavity resonator

    最後,本文通過編程模擬了微波電路中的無件電阻和非件二極體,含件gunn二極體的成微帶天以及介質腔諧振等具體實例,來驗證各種方法的可行性和效性,計算結果與實驗結果吻合。
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