數字輸出信號 的英文怎麼說

中文拼音 [shǔzìshūchūxìnháo]
數字輸出信號 英文
digitalized output signal
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 字 : Ⅰ名詞1 （文字） character; word 2 （字音） pronunciation 3 （字體） form of a written or printed ...
  • 輸 : Ⅰ動詞1 （運輸; 運送） transport; convey 2 [書面語] （捐獻） contribute money; donate 3 （失敗） l...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 數字 : 1. （表示數目的文字; 表示數目的符號） figure; digit; numeral; character; numeric character 2. （數量） quantity; amount
  • 輸出 : 1 （從內部送到外部） export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
  1. Vga chase row output meet all fig image signal output can directness mate fig tv and display entirety dispel coruscate boost menu mass and definition video decode in put tone exceed convulse

    Vga逐行輸出介面，全數字圖像信號輸出，可以直接配接數字電視和顯示器，完全消除閃爍，提高畫面質量及清晰度
  2. Output signals are recorded by a digital printer every hour.

    每小時由一個數字印表機記錄一次輸出信號。
  3. The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module

    整個系統分為三個模塊: ccd驅動模塊的核心是一片復雜可編程邏輯器件（ cpld ） ，對其編程產生ccd的驅動脈沖及同步控制信號;視頻輸出信號經預處理后，由高精度ad轉換模塊進行采樣，將ccd輸出的模擬信號轉換成數字量;最後，將數據送入arm處理系統中進行后續處理。
  4. Delay line oscillator is composed of broadband amprifer adjustable attenuator and saw sensor device. after output signal of delay line oscillator is smoothed, it mixes with 109mhz local oscillation signal. its differential frequency signal is smoothed by low - pass filter trimmed by shaping circuit and processed by digital processing circuit

    延遲線振蕩器由寬帶放大器、可調衰減器和聲表面波質量傳感器件構成。延遲線振蕩器輸出信號經濾波后與109mhz的本機晶體振蕩器輸出信號相混頻，通過低通濾波取其差頻，並經整形後由數字信號處理電路處理。
  5. The major researches in this thesis include : applying the digital signal processing technology and theory of signal detection & estimation to estimate carrier frequency of the sensing signal that reflects the measurand ; implementing the algorithm in labview, a virtual instrument development platform

    本文的主要研究內容是：運用數字信號處理技術和信號檢測、估計的基本原理從無源、無線saw諧振器型傳感器的傳感輸出信號中提取出反映被測量的信號主頻，並在虛擬儀器軟體開發平臺labview上實現了測量演算法。
  6. Abstract ： to obtain the high frequency ( hf ) array signals, an applied circuit called hf array signals generator is designed using dsp and duc ( digital up converter ). the generator simulates the generation of output signals of 9 - element arrays with different array format, different direction of arrival ( doa ) and existing cochannel signals respectively

    為了在實驗室中獲得短波天線陣列信號，應用dsp晶元和duc晶元（數字上變頻器）設計了一個實用電路短波陣列信號發生器，模擬實現了短波九元天線陣的多種陣型、不同來波方向及存在同頻多信號時的陣列輸出信號。
  7. 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信號，而無需經過數模轉換過程，從而避免了畫質的損失和失真，向電視傳輸真正的數字信號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，從而真正實現了數字傳輸。
  8. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上，將通信理論中的直接序列擴頻技術（ dsss ）用於解決低壓電力線通信的干擾問題，主要研究內容如下： （ 1 ）用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析，分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析，驗證dsss技術在本系統中的可行性； （ 2 ）由dsss技術對濾波系統的要求，根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路； （ 3 ）用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路，構造出低壓電力線載波通信系統，並採用atmel公司的單片機設計了接收和發射電路的微控制器； （ 4 ）分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗，並對結果進行分析，驗證了dsss技術對干擾信號的抑制作用。
  9. Digital circuit includes two kinds - the assembly logic circuit and the sequential logical circuit, the characteristic of the assembly logic circuit is that the output signal is only the function which enters the signal and has nothing to do with the entering state at any other moment, it has no function of memory

    摘要數字電路分為組合邏輯電路和時序邏輯電路兩類，組合邏輯電路的特點是輸出信號只是該時的輸入信號的函數，與別時刻的輸入狀態無關，它是無記憶功能的。
  10. This paper include the following parts. firstly the sine exciting - voltage is guaranteed by direct digital synthesize technology ; secondly the digital output of cos ( 9 ) and sin ( 9 ) are generated by microcontroller ; thirdly the two voltage signals which are the product of the two former signals gained by the multiplying d / a converter, being filtered and amplified, have constant frequency, and one amplitude has sine function relationship of with the input angle, and the other amplitude has cosine function relationship of with the input angle ; finally the two signals are acquired and analyzed by relative instrument and software

    主要由以下幾部分組成：用數字頻率合成技術（ dds ）產生正弦激勵電壓信號u _ msin （ t ） ；用單片機產生幅度的數字量輸出sin （ ）和cos （ ） ；用乘法型d a轉換器實現激勵電壓和幅度的乘積，並通過濾波器和功放后即得到頻率固定，幅值隨輸入角成正餘弦變化的電壓信號；最後用數據採集卡採集輸出信號，顯示波形並進行頻譜分析。
  11. The multimedia video card is the maturity produce purchased on the market. it offers the source of signal

    多媒體視頻卡是購買的現成產品，從50針介面輸出數字視頻信號，為系統提供信號源。
  12. Standards of digital tv broadcast has specified transmitting systems which are based on various medium such as satellite - oriented transmitting system ( dvb - s ), cable - oriented transmitting system ( dvb - c ), terrestrial - oriented transmitting system ( dvb - t ). different system adopts different methods of channel codec, modulation and demodulation, but for signal source block codec, only mpeg - 2 standard has been applied for all the systems. as a compression standard being specified in digital tv broadcast transmission, mpeg - 2 has been widely involved on compression occasion

    對于數字電視信號的傳輸，數字電視廣播標準制定出基於多種媒質傳輸的傳輸系統，如衛星傳輸系統（ dvb - s ） ，電纜電視傳輸系統（ dvb - c ） ，地面廣播（ dvb - t ） ，不同的傳輸系統制定不同的通道編碼和調制解調的方法，但是對于所有傳輸系統的信源編碼則一律採用mpeg - 2這一標準。
  13. Based on the theory of charge calibration and sample and reconstruction of frequency limited signal, the scheme of adopting direct digital synthesizing technology and technology of computer is put forward in the paper. the design of hardware and software is described in detail, the error of the outputs signals of the high precision charge calibrator has been analyzed in theory

    文中基於電荷校準的原理及帶限信號的抽樣與重構理論，提出了採用直接數字合成技術與計算機技術的整體設計方案，詳細講述了硬體電路與系統軟體的設計過程，並對高精度電荷校準儀輸出信號的誤差進行了理論分析。
  14. The signal testing unit examines directly the production parameter - the belt " s velocity and sends out electrical signal similar to sine wave. the signal handling and analyzing unit disposes of the sensor " s output signal by amplifying, plasticisering a / d transforming and measuring and displays it digitally. after the alarming and controlling unit compares the testing signal with the standard one and analyses, it will show the normal production situation or alarm at the abnormal state and control the related equipments if it is necessary

    信號檢測單元直接檢測皮帶速度，並輸出近似正弦波的電信號：信號處理與分析單元對傳感器輸出信號進行放大、整形、 a d轉換和計算等處理，並進行數字顯示；預警、報警、控制單元將信號與標準信號進行比較，經分析后顯示正常狀態或對異常狀態進行聲、光預警、報警。
  15. The circuits embedded in the transducer acquire, amplify signal and converter the a / d signal to the serial outputs. then it transmits the data to the acquisition board of a pc

    使用傳感器的內置電路對多路電橋輸出信號進行放大、數字化和串列化，然後傳送至數據採集卡，通過數據採集卡將數據存入車載計算機中。
  16. The system generates 18 kinds of worldwide used hdtv test pattern signals supported by smpte 274m standard, and also provides ypbpr, rgb video outputs both in digit and analog and the output interfaces of itu - r bt. 1120 - 2 / gy / t157 - 2000 studio hdtv digital video signal interface standard

    該系統生成了符合smpte274m國際標準的18種普遍採用的hdtv測試圖案信號。它提供ypbpr 、 rgb兩種視頻數字輸出與模擬輸出，其介面符合itu - rbt . 1120 - 2 / gy / t157 - 2000演播室高清晰度數字視頻信號介面標準。
  17. In addition, this paper discusses the application of the parameter - induced stochastic resonance in the m - ary pam signal transmission, and explains the mechanism to stochastic resonance in a new view. we found that the single well is able to distinguish different signal levels, based on which the theory for m - ary pam signal transmission via parameter - induced stochastic resonance was briefly developed. the error code rate of m - ary pam signal was obtained

    此外，本文還初步探討了參數誘導的隨機共振在多進制數字調制信號傳輸中的應用，從不同的觀點解釋隨機共振形成的機理，充分認識到非線性系統單勢井的信號處理能力，並給出多進制信號誤碼率的理論公式，模擬實驗表明這個研究方向具有很好的研究前景。
  18. Temperature switch with digital display plus analogue output 4. 20ma

    有數字顯示加上模擬輸出信號的溫度開關，輸出信號4 . 20ma
  19. Digtal measurement amplifiers are used to make the output signal of strain gauge force transducers suitable for an attached control system

    數字測量放大器使應變力傳感器的輸出信號適應連接的控制系統。
  20. Dds has many advantages such as higher frequency resolution, short frequency changing time, and continuous - phase in frequency changing, etc. since dds is programmable and has a digital architecture, dds is used widely and plays a very important part in software radio system

    直接數字頻率合成具有可編程性和全數字化結構，從而使它在軟體無線電中發揮了重要作用，得到廣泛的應用。但直接數字頻率合成輸出信號雜散較大，這一點限制了它的進一步推廣應用。
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