正向信號 的英文怎麼說

中文拼音 [zhēngxiàngxìnháo]
正向信號 英文
forward signal
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 號Ⅰ名1 (名稱) name 2 (別號; 字) assumed name; alternative name3 (商店) business house 4 (...
  • 正向 : [電學] forward direction正向傳導 forward conduction
  1. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    二、在高頻變壓器原邊,當開關管接收控制脈沖列(經調制的spwm波列)導通時,在低頻調制半周或負半周內,施加在變壓器繞組上的是同一方的電壓,變壓器磁芯中的磁通可能將級進地逐漸增加,導致磁芯飽和,造成磁偏或單磁化,導致低頻電放大失真或由於很大的磁化電流而無法常工作。
  2. The positive-going signal subtracts from the forward bias of the lower transistor.

    正向信號則使它的偏壓減弱。
  3. The catv charge and control system is mainly composed of the management software 、 the header data modulator and the terminal charge and control equipment. i am responsible for design catv charge and control equipment and test system. the header data modulator is used to encrypt the control single from computer and transmit it into the appointed frequency. the terminal charge and control equipment demodulate out the control single from data modulator and transmit it to the addressing control part, where the demodulated fsk single is received and well - handled by the cpu unit, decode the unauthorized signals and deliver it to the shut point, shut point make use of capability of wideband anf characteristic of shut, then the signal of illegal customer will be turn off and vice versa, the legal customer can receive the normal signal

    前端數據調制器完成對計算機輸出的控制加密處理,將指令碼載送到一指定頻率點。終端收費控制器解調出控制,送至單片機尋址控制部分。單片機尋址控制部分接收經fsk數據解調器送來的,送入cpu單元后,解出不授權,然後關斷部分送入,關斷部分利用pin二極體的寬帶工作能力以及關斷特性,實現對非授權用戶或者非法用戶的關斷,使之不能常收視,繳費用戶進行開通常收視,達到控制用戶通道的管理。
  4. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單流動角度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲,在調制系數0 . 1 m 0 . 5情況下,控制移相角按弦規律變化,使諧振電壓脈沖列的幅值追蹤參考弦電壓,經過整流、濾波、低頻逆變,從而獲得弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性負載或阻感性負載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  5. Clear - forward signal

    話終
  6. Arithmetic figure that new dvd that conduct and actions world the adoption arithmetic figure of the first style see the port dvi port to broadcast, three stars the dvd - hd938 to can output to have not yet the compression to see the signal, but have no to need to pass by few molds the conversion process, from but avoided the loss of the painting quality with lose true, deliver the real arithmetic figure signal to television the dvi port is a high take the ieee1394 port breadth port, its deliver the speed to attain 5 gbps, is more than ten times to deliver the speed. at the same time, need not proceeding of port of adoption dvi few mold conversion, can avoid to convert what process result in to lose true, from but real realizes the arithmetic figure deliver

    作為世界第一款採用數字視頻埠dvi埠的新型dvd播放器,三星dvd - hd938能夠輸出未經壓縮的數字視頻,而無需經過數模轉換過程,從而避免了畫質的損失和失真,電視傳輸真的數字dvi埠是一種高帶寬的埠,其傳輸速度達到5gbps ,是ieee1394埠傳輸速度的十幾倍。同時,採用dvi埠不用進行數模轉換,可以避免轉化過程造成的失真,從而真實現了數字傳輸。
  7. Insensitivity to eth ( in eir1 - 1 root and etr1 - 3 ) led to the impossibility of iaa transportion from shoot tip to shoot bottom or root, so that result in the diminishment of root gravitropism

    這種表型上的差異表明:高水平的eth加強了根的重力性反應; eth轉導的阻斷引起根的重力性及莖的負重力性減弱或消失。
  8. In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology

    為使二維振動傳感器在兩主軸方的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成比的電壓
  9. One forward optical receiver module takes one slot, after power double - amplification inside, send out 1 way rf signal 104dbuv and 1 way level checking signal, or two - distribution output

    一個光接收器模塊佔一個槽位,內置功率倍增放大,輸出1路射頻104dbuv和1路電平檢測口,或二分配輸出
  10. The bias magnetic field of the bias coil driven by bias current and small signal test current, results in the induced signal of the control coil. the terminal voltage of the control coil is detected by the test circuit. then the signal containing the information of rotor displacement is obtained, from which we can get the dc voltage signal proportional to the rotor displacement through half - wave rectification circuit and low pass circuit. this dc signal is put into a pid controller to get the control signal of the rotor displacement

    偏置測試電路偏置線圈輸入偏置電流和小測試電流,兩者產生的偏置磁場在控制線圈產生感應,檢測電路檢測控制線圈端電壓並提取含有轉子位移息的電壓,該經半波整流電路和低通濾波電路后得到與轉子位移成比例的直流,再由pid控制器轉換為轉子位移的控制,最後控制輸入功放電路產生控制電流,實現閉環控制。
  11. The captain of the sinking ship used flares to attract the attention of the coastguard.

    輪船在下沉,船長海岸巡邏隊發出閃光求救。
  12. Make sure that the ds is within 30 feet of the wireless access point and facing in its general direction

    請保證您的ds系統在無線設備的30英尺范圍以內,並確保您的無線接收方確!
  13. Innovation of the aero maintenance system based on augmented reality ( ar ) technology and eye tracking technology, which can give real - time instruction for maintenance, is vital for enhancing the accuracy of maintenance and reducing the cost of maintenance. in the paper, the study work include 3 sections, as following : firstly, deducing 3d registration algorithm based on markers, depicting the display and 3d display technologies of artificial matters, and realizing 3d registration function specifically ; secondly, establishing an eye - movement measurement system based on the infrared television method, making use of the thoughts of ranks superimposition to withdraw the pupil center coordinates, and giving the thaught of recombining the position relation of purkinje spot to determine the eye sight direction primarily ; finally, describing the basic theory of augmented reality maintenance guiding system in detail, and introducing the software function and hardware frame, which will provide the foundation for the further study of this system

    本文的研究工作主要包括以下三個部分:首先,改進了有標志點的三維注冊演算法,並具體實現了三維注冊功能,最後試驗驗證了注冊演算法的確性,為將來基於無標志點的發動機維修誘導系統的研究提供基礎和實踐經驗;其次,描述了基於紅外電視法的視線跟蹤系統的基本原理,對眼動處理技術做了初步的研究,即利用了行、列疊加的思想提取了瞳孔中心坐標和普爾欽( purkinje )斑點的坐標,闡述了結合瞳孔中心與普爾欽( purkinje )斑點的位置關系進行初步判定視線方的方法;最後,詳細描述了所構建的增強現實維修誘導系統的基本原理、軟硬體框架,為今後維修誘導系統的深入研製提供基礎。
  14. Because these methods do not need not only the doa of the signal ' s and the array manifold but also signal waveform, the blind beamforming algorithms using cyclostationarity signal ' s properties are the genuine blind algorithms

    該方法既不需要知道來波方和陣列流形,也不需要提供訓練數據,僅利用的循環平穩特性就可以實現真意義上的盲自適應波束形成。
  15. However, df pre - processing is not required in a interferometer direction finder. it only makes use of the phase relations or differences of sensors disposed at different position. azimuth and elevation are caculated from the phase differences or displayed directly on a crt drived by the voltage or current from the phase differences

    干涉儀測不必進行測預處理而是直接或間接求取在空間上分開的傳感器上感應電勢之間的相位關系,即干涉相位差,方位角或仰角是直接由干涉相位差計算得到,或將兩基線交的天線陣的干涉相位差轉化為驅動電壓(電流)分別加到crt陰極顯示器的垂直偏轉線圈和水平偏轉線圈,模擬顯示出來波方位,干涉儀測為典型的相位測方法。
  16. While this was doing, the master seeing some light colliers, who not able to ride out the storm, were oblig d to slip and run away to sea, and would come near us, ordered to fire a gun as a signal of distress

    當大家全力抽水時,船長發現有幾艘小煤船因經不起風浪,不得不隨風海上飄去當他們從我們附近經過時,船長就下令放一槍,作為求救的
  17. Most current algorithms only work well in special conditions, because of the abnormity of signals in the real world. now, the research in the ica arises much passion and the ica has brought about many applications. the primary results the writer has got are as the following : after a whiting process, it is a key to find an orthogonal matrix to throw away the high - order redundant information between components

    由於現實生活中十分不規則,目前提出的演算法大多隻能針對某類分離,鑒于目前在ica方面極大的研究熱情和強大的背景支持,作者對ica離線演算法做了一定研究,主要內容和工作包括如下: ica問題經過白化處理后,尋找去除高階相關的交矩陣成為問題關鍵,而交矩陣具有特殊的空間結構,組成它的每個列量可視作rn中單位超球表面上一點,當這些點彼此垂直時,整體就組成一個交矩陣。
  18. For example, an input sensor may be feeding an accurate analog reading to a signal converter, but a faulty signal converter may be sending the cpu an inappropriate digital signal

    例如,輸入傳感器轉換器輸入一個確的模擬,但是錯誤的轉換可能cpu輸入錯誤的數字
  19. The location in a broadband system that serves as the root for the branching tree comprising the physical medium ; the point to which all forward signals converge and the point from which all reverse signals emanate

    寬帶系統中的一個點,用作由物理媒體組成的分支樹的根,所有正向信號都在此點會聚,所有反都在此點發出。
  20. Positive - going signal

    正向信號
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