重設信號 的英文怎麼說
中文拼音 [zhòngshèxìnháo]
重設信號
英文
signal reset-
Given the abilities of generating all kinds of ideal and not ideal signals, it has been widely used in the domains of communication, radar, navigation and astronavigation
它可以產生各種理想及非理想的波形信號，是電子工程師、生產線以及教學科研的重要測試設備，廣泛用於通信、雷達、導航、宇航等領域。Emphatically, this paper discusses the pattern of signal and antenna radiation of the system, the design principles and technologies of audio - generator and monitor, and the modification of measurement deviation. through special tests and aviate experiments, it has been proved that the performance of the domesticalized system is better than of the initial system
文中重點分析了俄制分米波儀表著陸系統的信號格式和天線輻射場型，著重闡述了系統中音頻信號產生器和監測器的設計原理和實現技術，對信號檢測中的測量誤差進行了分析並設計了有效的修正方法。Based on the structure and function analysis of hirudin, a potent thrombin inhibitor, and some platelet aggregation inhibitors, which contain the recognition sequence argglyasp as their functional motif, two chimeric antithrombotic molecules were designed by introducing rgd sequence to hirudin cterminus. these chimera genes were constructed by pcr and inserted into the expression vector pet21a, the constructs were confirmed by restriction enzyme digestion and dna sequence analysis. these recombinant plasmids were transformed into
經限制酶消化和dna序列分析，證明兩種重組質粒與設計完全一致。由於rgd -水蛭素嵌合基因上游連接了金黃色葡萄球菌蛋白a spa的信號肽序列，在iptg誘導下兩種嵌合分子都獲得了分泌表達，表達產物主要集中在細胞周質空間。The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality
而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一，對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手，聯繫到工廠的實際情況分析了結構功能缺陷和控制功能缺陷，提出了熱風循環乾燥的概念，同時，選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡，運用數字pid控制技術，構成了一個較有特色的計算機控制系統。此外，該文還從保證乾燥品質量的角度，採用智能化交流模塊和自製采樣調壓電路的方法，提出了在線檢測產修品的絕緣電阻的方法和手段，以確保企業產品質量不斷提高。The development of fieldbus technology made lonworks field bus outstanding in all kinds of fieldbus. this paper simply introduces some kinds of common using fieldbus and the important position and influence of lonworks fieldbus in all kinds of fieldbus, carefully describes the technology core of lonworks technology, puts great emphasis on the introduction of the development and design of public security node of intelligent district which adopts computer, communication and control technology, carefully designs the interfaces of hardware circuits. the public security node of intelligent adopts 8031 single chip as its main processor to complete the application program of user, which mainly collects, process and control all kinds of field signal, and neuron chip 3150 as its slave processor to communicate with other nodes on field network, which works under parrel slave a mode
現場總線技術的發展使得lonworks技術脫穎而出，本文簡要介紹了常用的幾種現場總線的概況以及lonworks技術在現場總線技術中的地位和影響，對lonworks技術的技術核心：神經元晶元、 lontalk協議、 lonworks收發器、 lonbuilder及nodebuilder進行詳盡的描述；重點介紹了集先進的計算機技術、通信技術、控制技術為一體的智能小區安防節點的開發與研製，對節點硬體電路的各種介面進行了詳盡的設計。本文設計的智能小區安防節點採用單片機8031作為主處理器來完成用戶的應用程序，主要負責對各種現場信號進行採集、處理及控制，工作在并行從a方式下的神經元晶元mc3150作為從處理器，主要完成與現場網路上的各節點及中心控制室之間的通信工作。In the part of detector, it mainly introduces the design of liquor tubes, heater, pressurize, and thermocouple ; in the part of controller, this design uses tms320lf2407 as the cpu. the design part mainly introduces controller circuit design which mainly contains data collection circuit, prepositive magnifying circuit, a / d convert circuit, failure self - diagnosis circuit, the tms320lf2407 interface circuit, temperature control circuit, display circuit, 4 ~ 20ma standard signal output circuit ; in the software part, it mainly introduces software chart of main program and partly linearization subprogram design
檢測器部分重點介紹了導流管的設計、加熱器的設計、密封技術的設計以及測溫電路的設計;控制器部分以tms320lf2407為核心，重點介紹了控制器電路設計，主要包括數據選擇電路、前置放大電路、 a / d轉換電路、故障自診斷電路、 tms320lf2407介面電路、控溫電路、顯示電路、 4 20ma標準信號輸出電路共八個部分;軟體設計重點介紹了主程序軟體設計及分段線性化子程序設計。It emphasizes on the analyse of using syntony demodulation technology to final the long - distance coming train. at the same time, it gives a preliminary analyse in the signal for different cases, takes a research on the identified technology for the coming train, designs and assembles the hardware and software of this system. all of them have got past the test on the spot and got a satisfying result
課題中的關鍵是如何得到列車運行信號的特徵規律，在本文中對這些列車接近信號的一些分析方法作了介紹，著重分析了採用共振解調技術發現遠程來車的信號，同時針對不同情況下的信號進行了初步分析，研究了來車的識別技術，並對系統的軟硬體進行了設計和組裝，通過了現場試驗，得到了令人滿意的結果Simulation base on link level is the simulating of independence components of system, it is made use of simulating of signal transforming and processing, in order to analyses signal character, parameter and processing course in signal level, the result of simulation can provide very important reference for the design and evaluation of system
鏈路級模擬是系統相對獨立組成部分的模擬，主要用於模擬通信信號的實際傳輸和處理過程，便於從信號層面分析研究通信信號的特徵、參數和處理情況，模擬的結果可為通信系統設計和評估提供極為重要的參考依據。The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering
本文從星載雷達的星地幾何關系入手，舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型，研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法，並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體，完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析，最後完成雷達回波信號的模擬。This paper introduces common background knowledge of intersection, mainly describes traffic control design principle, such as signal timing and lane channelization. it also summarizes the same point between signal timing and lane channelization in nature and illustrates that it is optimal cycle length and signal phase that is the critical part of signal timing
=本文介紹了交叉口的一般背景知識，重點闡述了平面信號交叉口的交通控制的設置原理，包括信號配時原理和路口渠化原理，概括了信號配時和路口渠化原理的本質相同點。To get in vivo evidences that apoplast calmodulin con 1d regulate plant growth and development process, a chimeric secretion form of calmodulin binding peptide, which contains a signal peptide, a calmodulin binding domain and a c - myc epitope was constructed. the chimeric gene was introduced into arabidopsis. it was expected that the overexpression of this chimeric protein could be secreted into cell wall and bound to apoplast calmodulin, which could reduce the apoplast calmoduin concentration to make an apoplast camodulin " antisense " plant. by observing the potential phenotype change of apoplast calmodulin " antisense " plant, the in vivo function of apoplast calmodulin on plant growth and developmental process could be speculated
但這些多是採用生理學手段和藥理學方法而得出的體外（ invitro ）實驗結果，為了取得質外體cam在植物生長發育過程中發揮重要作用的invivo實驗證據，根據動物中的一些研究方法，本實驗設計並構建了帶有信號肽、 cam結合肽（ can小肽） 、 epitope （ c - myc ）融合基因的載體，並將融合基因通過真空滲入法轉入擬南芥，預期過表達的融合蛋白將會被分泌到細胞外並與質外體cam相結合，這樣就會抑制質外體cam的功能，從而可以構建質外體cam的「反義」植株，通過觀察質外體cam 「反義植株」的表型改變，就可以推斷質外體cam在植物生長發育過程中的功能。A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use
本設計最終實現了一個瞬態信號數據採集系統，它具有以下特點： ?採用usb介面進行高速數據傳輸，傳輸速度達100kbyte / s ； ?採用浮點a / d轉換技術，動態范圍達120db ； ?多種采樣觸發控制方式； ?最高采樣率100ksps ； ? 12位采樣精度： ? 32kb數據緩存； ?使用新型大規模電子器件，系統結構緊湊，重量輕，適合野外作業。The portable dynamic electrocardiosignal data collector is the important part in the dynamic ecg analysis system
摘要便攜式動態心電信號數據採集器是動態心電圖分析系統的重要組成設備。Emphasis circuit design in high quality signal transmission system
高質量信號傳輸系統中加重電路的設計A new method to estimate doppler centroid and doppler rate applicable to real flight condition is proposed
該方法設置飛機速率和脈沖重復頻率比為常數，保證方位向接收信號均勻空間取樣，使用實時最小二乘擬合演算法。To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error
鋁電解生產現場電磁干擾非常嚴重，為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心；採用浮地接入方式消除槽電壓信號中的共模成分；設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾；用最小二乘法進行曲線擬和以降低測量的系統誤差。2 ) set threshold in stationary wavelet domain to separate edge and noise, estimated wavelet coefficients in texture area to reconstruct the interferogram
3 ）在靜態小波域設置濾波閾值以區分邊緣和噪聲，根據map準則來確定信號的小波系數，然後重建干涉相位圖。In the hardware design, the analog circuit, high - speed a / d convertor, storage control logic and vxibus interface are discussed. the results of the simulation and analysis of the circuits are given
在模塊的硬體電路設計部分中，著重對信號調理電路、高速a / d轉換器、高速存儲邏輯控制以及vxi總線介面等內容進行了討論，給出了具體的電路設計和關鍵器件的說明，並對部分模擬電路和數字電路進行了模擬分析。The cpld can offer its particular functions. for example, reducing the number of components and devices, making the layout board convenience and simple, decreasing the device ' s volume. it is propitious to make portable oscilloscope
選用一般的a / d轉換器和up控制器即能實現對高頻率的重復信號進行測量，大大降低了成本和外圍電路復雜程度和設備體積，有利於製作便攜式示波器。Finally, reset the signal set
最後，重置信號設置。分享友人