電路內測試 的英文怎麼說
中文拼音 [diànlùnèicèshì]
電路內測試
英文
in-circuit test- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 內 : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 試 : 名詞(古代占卜用的器具) astrolabe
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
- 測試 : test; testing; checkout; measurement
-
Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test
監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。The contents of guidebook include : the terms and definitions of night piece illuminating ; basic principle and request ; programming and design ; the night pieces of various illuminating of city facilities and views, such as the building, construction, square, road, the marking of advertisement, park, leisure facilities, dissolve hole and view of water ; the devices of night piece illuminating, equipments with high newly technical application ; power supply and control ; construction and check before acceptance ; the test and the evaluation of the result ; maintenance and management ; environmental protection and the economy energy, etc.,
指南的內容包括:夜景照明術語與定義基本原則與要求規劃與設計各種城市設施與景觀的夜景照明,如建築構築物廣場道路廣告標志園林與休閑設施溶洞及水景等夜景照明器材設備與高新技術的應用供電與控制施工與驗收效果的測試與評價維護與管理環保與節能等等,並提出了需要注意的問題與解決的辦法。We have designed the scanning and control system, which includes a pre - amplifier, a pid feedback and scanning - control circuit, high - voltage amplifiers and so on. the function of controlling scan and feedback has been realized
設計完成包含有前置放大電路、 pid反饋和掃描控制電路、高壓放大電路等掃描控制電路在內的掃描控制系統,完成各部分電路性能的測試及功能調試,實現反饋和掃描控制。The paper consists of two parts, the first subject is the research on high precision charge calibrator, the other one is the measurement and application of the dynamic testing asics
本文內容分為兩篇,第一篇題目是高精度電荷校準儀的研究,第二篇題目是動態測試專用集成電路的檢測與應用。China ' s domestic companies included 86 ic design companies : china integrated circuit design co., ltd., datang microelectronics, c * core, spreadtrum communication, lhwt, shenzhen state microelectronics, shenzhen zte ic design, hisense hiview tech., etc. ; 25 manufacturers : smic, huahong nec, hejian, china resources microelectronics, grace semiconductor manufacturing, csmc tech., asmc, etc ; 10 engaged in packaging and testing, such as nantong fujitsu, jiangsu changjiang electronics, tianshui huatian, 10 semiconductor equipment manufacturers : cetc no. 2 institute, cetc no. 48 institute, beijing sevenstar huachuang, institute of microelectronics of the chinese academy of sciences, institute of optics and electronics of the chinese academy of sciences etc. ; 37 semiconductor materials providers, including grinm semiconductor materials, heraeus zhaoyuan precious metal materials, etc
國內參展商包括中國華大、大唐微電子、蘇州國芯、展訊通信、六合萬通、深圳國微、深圳中興集成電路、海信信芯科技等86家集成電路設計公司;中芯國際、華虹nec 、和艦科技、華潤微電子、宏力半導體、華潤上華、上海新進等25家主要集成電路製造企業;南通富士通、江蘇長電、天水華天等10家封裝測試企業;中電科技集團第2研究所、第48研究所、七星華創、中科院微電子所、中科院光電所等10家半導體設備企業;有研矽谷、賀利氏招遠等37家半導體材料企業。As one of the design for testability technology, boundary scan test ( bst ) fixes boundary scan cells between the device pins and core logics. thus, the bsc acts as the virtual test probe that carries out the test stimulus and captures the test response
作為一種結構插入的可測性技術,邊界掃描測試( bst )技術將邊界掃描寄存器單元安插在集成電路內部的每個引腳上,其作用相當于設置了施加激勵和觀測響應的內建虛擬探頭。The center frequency of the vco is 14. 14ghz with band width of more than 100mhz. the output power is 2 ~ 6mw
根據測試結果,該vco電路的中心頻率為14 . 14ghz ,調頻帶寬大於100mhz ,帶內輸出功率在2 6mw之間。This paper first begin with the connotation of virtual instrument technology, study and discuss the criterion and the working theory of usb deeply. on the principle of usb1. 1criterion, using usb interface chip usbn9604 and low consumption mirochip c8051f231, we designed the available interface of usb bus and its controlling software, turn the communicating function based usb bus between computer and testing device. second based on the developed interface of usb bus, using microchip pic16c62 and a mount of relays, we designed the multiswitching scanner and its controlling software to complete the funtion of accesses swithing in testing system. third calling the api function inside the windows using vb programming language, communicat with the impelling program of selected hid, achieve the function of testing instrument with usb interface, complete the development of upside software faced testing. at last, based on the deep studying of pcb testing method, used the developed multiswithing scanner and software faced testing, combinated with necessary testing instrument, we constructed the pcb testing system and analized the testing result simply
論文首先從虛擬儀器的技術內涵出發,深入研究和討論了通用串列總線usb規范及工作原理,並依據usb1 . 1規范,採用usb介面晶元usbn9604和低功耗微處理器c8051f231設計開發了通用的usb總線介面及其控制固件,實現了通用計算機與測試設備之間基於usb總線的通信功能;其次,在所開發的usb總線介面的基礎上,使用微處理器pic16c62和多路繼電器開關,設計開發出實現測試系統中測試通道切換功能的多路通道掃描器及其控制固件;再次,採用vb語言編程,調用windows內部api函數,與選定hid類驅動程序進行通信,實現usb總線介面測試儀器功能,完成面向測試的上層軟體開發;最後,在深入研究印刷電路板測試方法的基礎上,利用已開發的多路通道掃描器和面向測試軟體,結合必要測試儀器組建印刷電路板測試系統,並對測試結果進行了簡要的誤差分析。Considering the requirement of communication network, a local area computer communication system of plc based on usb interface was given after analyzing the application model of plc. then after theoretical analysis and digital simulation, the plc modem and the computer interface models were designed. the design of software about the two models was also finished
本文首先介紹了電力線通信技術在國內外的研究概況,分析了電力線載波通道的傳輸特性,討論了適合於電力線通信的擴頻載波通信方式,然後結合通信網路的要求,在分析電力線通信應用模式的基礎上,提出了一種基於usb介面的室內計算機電力線通信方案,進行了理論上的分析和數字模擬,設計了電力線modem模塊和計算機介面模塊,編制了相應的軟體程序,並對軟體進行了測試分析。Above all, we introduce the development of millimeter - wave power combiner and the novel study production at home and abroad. taking circuit form into consideration in the design of millimeter - wave power combiner, the gauge of high reliability and high performance must be defined. we design two kinds of waveguide - to - microstrip transition, the first kind of transition based on the achievement of a matched impedance probe show excellent performance, the second transition can also have good performance on some conditions through numerical simulation
介紹了國內外毫米波功率合成的發展狀況和最新的研究成果。考慮擬以電路合成方式做毫米波功率合成器,必須解決與功率合成有關的相關組件的高可靠高性能指標問題,因此設計了兩種波導微帶過渡結構,其中探針式過渡測試達到了較好的效果,並對所提出的一種新型微帶波導過渡進行了模擬,在一定條件下具有較好的性能。Finally, it takes a detailed test to the processed millimeter 4 - bit digital phase shifter. the test result is better than expectant guideline : the maximum of the phase error is 10, the insertion loss is better than 10. 74db, the return loss is more than - 14. 88db in the 33. 9ghz 34. 5ghz frequency band. the whole volume of the phase shifter is 80mm 35mm 20mm
最後,對加工出的毫米波四位數字移相器進行了測試,測試結果完全達到了預定指標要求:在所要求的33 . 9ghz 34 . 5ghz頻帶內,最大相移誤差小於10 ,插入損耗小於10 . 74db ,輸入輸出回波損耗大於- 14 . 88db ,整個電路尺寸為80mm 35mm 20mm 。It is proved through tests that on one cable, the maximum cross talk comes from a basic unit that is composed of 25 twisted pairs. however, the cross talk of one twisted pair to other basic units is not quite remarkable. so, the cross talk between twisted pairs in one basic unit is the major factor deciding the commissioning rate of adsl services
測試表明,在同一電纜中,以25對雙絞線為一組的基本單位內的線路串擾最大,而一對雙絞線對不同基本單位內的線路串擾較小,所以同一基本單位內線對之間的串擾是影響adsl業務開通率的主要因素。Based on the experiment of nimh battery, investigations on characteristics of discharging and charging of nimh battery, and analysis of influencing factor of nimh battery, an approach of ah ? coe ? ocu has been carried out to estimate an accurate surplus energy and state of charge of nimh batteries, and consider the compensation of the temperature, aging and self - discharging etc. after theoretic analysis has been completed, simulations are given to determine parameters of batteries for changan hev
本文在蓄電池試驗的基礎上,分析和研究ni - mh蓄電池充放電特性及其影響因素,建立了電池內阻、電動勢模型,提出了安時?能量守恆?開路電壓演算法( ah ? coe ? ocu法)預測蓄電池的剩餘能量和荷電狀態計算方法,並進行溫度、循環使用壽命、自放電等補償,從而建立了蓄電池的充放電模型。The false alarm is a fault indicated by bit or other monitoring circuitry where no fault exists
虛警是機內測試或其它檢測電路指示有故障而實際上不存在故障的現象。Firstly, the current testing localization in the detection of electric bow is analyzed and the new system ' s whole construction developed in this thesis is introduced ; in the 2rd chapter, the embedded 110v dc power supply is analyzed and constructed, and with experiments, some dissonant results such as the fluctuation of output pwm ( pulse width modulation ) pulses, the power noise added to output voltage, and the drop of output voltage have been analyzed and the problems have been broken down one by one ; in chapter 3, stepping motor ' s drive has been systematically dissertated, and combing stepping motor ' s subdivided drive technology, the author develops an intelligent mini - step driving circuit using a main - sub microprocessor structure, which is validated in the hybrid stepper based system ; in the 4th chapter, liquid crystal driving and displaying technology is specified in detail, with one sort of lcd modules ( tlm12864h ), the author develops an feasible circuit for the new testing system, designs a menu mode based program struc ture and brings here some programming codes using franklin c51 programming language ; in chapter 5, the above built system is used in the electric bow ' s practical detection, and the differentiating rate of this system is analyzed
論文首先分析了目前機車受電弓檢修方式存在的局限並概述了本論文研製的受電弓測試系統的體系架構;第二章對系統內置110v直流控制電源進行了分析和設計,結合試驗對輸出pwm振蕩、輸出電源噪聲大、輸出電壓下跌等現象進行了分析並提出解決措施;第三章論述了步進電機的驅動,結合步進電機微步驅動技術研製了基於上下位單片機組的混合式步進電機智能驅動電路,並在試驗中得以驗證;第四章詳述了液晶驅動及顯示技術,利用一款液晶顯示模塊tlm12864h研製出本系統用液晶顯示電路,設計了菜單式的程序結構並以franklinc51編程方式給出部分子程序代碼;第五章則將以上構建的整個系統應用在機車受電弓的實測中,並對測試解析度進行了分析。Test set, in - circuit emulator
電路內模擬器測試組The dynamic power supply current ( iddt ) is a new window through which we can observe the switching activities in digital circuits. iddt testing methods make possible further increasing the fault coverage
動態電流提供了一個觀測電路內部開關性能的新的窗口,動態電流測試方法為進一步提高故障覆蓋率提供了可能。As a design for test technology, the boundary - scan test fixes a special element called boundary - scan cell ( bsc ) between the device input pins and the core logic inputs, or between the core logic outputs and the device output pins
作為一種結構插入的可測性設計技術,邊界掃描測試技術將邊界掃描測試單元( boundery - scancell , bsc )插在集成電路內部每一個輸入輸出引腳上。Based on the early study of ppt in cssar, new research work has been carried out on the thruster structure, energy store capacitor, power supply unit, circuit of ignition, measurement of electric properties, thrust and isp of ppt
本文在中科院空間中心的原有脈沖等離子體推力器研究的基礎上,進行了新的研究。研究內容包括推力器本體結構、儲能電容器、充電電源、點火迴路、放電迴路放電參數測試以及推力器的推力和比沖的測試。Five electric scooters have been purchased and will put to road trial on campus very soon
中文大學已購入五部電動摩托車,將于校園內進行路面測試。分享友人