軟加法器 的英文怎麼說

中文拼音 [ruǎnjiā]
軟加法器 英文
soft adder
  • : Ⅰ形容詞1 (質地不硬) soft; flexible; supple; pliable 2 (柔和) soft; mild; gentle 3 (軟弱) we...
  • : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 法器 : [宗教] musical instruments used in a buddhist or taoist mass
  1. Abstract : radiate thermometer uses a high definitive operation circuit in the modulation and linerization of weak optical signals. the theory of colorimetry was used in measuring the temperature. analogic channel and digital interfaces were added in order to expand the instrument. a kind of double channel ' s photocolorimeter including its hardware and software is introduced

    文摘:輻射測溫計採用高精度運算電路,對光弱信號進行調制和線性化處理,運用比色原理對溫度進行檢測.為了便於儀擴展,增了模擬量輸出和數字介面,並對光纖式雙通道比色高溫儀的硬體與體的關鍵部分作了簡要介紹
  2. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制前面板、後面板等的空間布局設計。其中dsp與除外部存儲的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和速度狀態反饋的控制演算的程序設計。
  3. Due to the hardware characteristic ' s limitation, such as the poor speed of a / d, d / a conversion and dsp process, the most part of sr system adopt middle course. that is to say, by using the special digital converter or running relevant arithmetic, it converts the radio signal to intermediate frequency signal and completes the base - band signal process that is n ' t the veriest sr and is named " software defined radio ( sdr ) "

    由於受到硬體性能如a d 、 d a及dsp晶元處理速度的限制,目前的體無線電系統多採用折中的實現方案,增專用的數字變頻或者運行數字變頻演算,將射頻信號變頻到中頻,然後再進行基帶信號處理,這樣的體無線電系統又被稱之為「體定義無線電」 ,它並不是真正意義上的體無線電。
  4. Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect

    在實際設計實現中,為提高系統、硬體整體穩定性和可靠性,使用了以下幾種方: ( 1 )低電壓復位、抗電源抖動能力、增時鐘監測電路、抗電磁干擾能力、散熱等技術; ( 2 )多層pcb設計,線路板結構緊湊,電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電; ( 3 )選用表面貼和bga封裝的件; ( 4 )按照體工程的要求進行系統分析,規劃系統框圖、流程分析、模塊劃分,減小了不同模塊的相關性,從而最大限度避免了錯誤的發生。
  5. Firstly. operation principle of induction heating is introduced and the actuality of the power supply for induction heating is summarized. then, the scheme of structure of the power supply is established : uncontrolled rectifier and buck chopper constitute dc circuit. in this part, operation principle of a kind of soft switching buck chopper is presented mainly and the conclusion that the power semiconductor devices operate in soft switching is also illustrated by analysing the operation principle of all stages ; series resonant inverter is selected as inverter circuit via comparing the advantage and shortcoming of parallel resonant and series resonant. moreover. the work principle of series resonant inverter is analysed and the calculating method of the best dead time is put forward as well

    文中首先介紹了感應熱電源的工作原理並綜述了國內外的研究現狀。接下來分析並制定了電源主電路的構成方案:在對比幾種功率調節方式的基礎上選擇了不控整流斬波調壓作為直流部分。在這部分里,重點研究了一種開關buck變換,通過分析各階段的工作原理說明了開關件如何工作在開關狀態;對于逆變部分,在比較了串、並聯逆變優缺點的基礎上選擇了串聯諧振逆變,並詳細分析了串聯逆變的工作原理,提出了最佳死區的計算方
  6. In the past, a computer event recorder had to exactly match the hardware, and it could provide only limited functions. the users also had to spend much time to facilitate the operation ( dawkin, 1971 ; white, 1971 ; noldus, 1989 ). nowadays users only need to devote themselves to writing software, and they can ignore the compatibility issue of hardware because of improvements in computers

    以往的電腦事件記錄由於電腦不普及,必須密切的配合硬體,不但昂貴且功能受到很大的限制,使用上非常不方便,往往必須花相當多的時間來學習操作;現今由於電腦體和硬體的改良進步,使研究人員得以專心於體的寫作,而不必擔心硬體無配合,而且利用體來記錄行為其功能可以多樣化而容易配合使用者的需求,一般操作過電腦的人可以立即進入情況,無須特別的訓練,可使得動物行為的研究更方便而有效率。
  7. Along with the progress of drilling technology, many new types of bha such as steering motor assembly, dropping assembly with eccentric bend sub, dropping assembly with flexible connection are developed based on common building, dropping and holding assemblies. for using these bha, a new mathematical model is put forward for 3d static analysis of these types of bha under small deflection. and its weighted residual solution is given. the mathematical model includes ( 1 ) differential equations ; ( 2 ) boundary conditions at drill bit, stabilizer, bend angle, diameter change, tangential point and borehole wall ; ( 3 ) lateral forces and deflection angles of bit. the software based upon this method runs well

    為了更好地應用各種新鉆具,建立了適用於對普通下部鉆具、導向鉆具、帶偏心彎接頭和柔性接頭的下部鉆具進行三維小撓度靜力學分析的數學模型,包括( 1 )微分方程; ( 2 )鉆頭、穩定、彎角、變截面、切點和井壁的邊界條件; ( 3 )鉆頭的側向力和鉆頭轉角.給出了該模型的權余量解.用該方編寫的體應用效果良好
  8. The dynamic data of displacement, strain and impetus force acquired from the experimental collection system are also well analyzed for measuring precision and errors. based on the underlying work and experimental features, the thesis proposes a simple, practical and well accurate impetus resultant force fitting method, weighted factor fitting method. a line - off data processing software system for bird - impact experiment, named as cadabie, is well designed under the principle of software engineering, and has been applied, with high praise, in bird - impact laboratory in the factory numbered 320 and esfahan bird - impact laboratory of iran

    本文系統總結了鳥撞實驗的全部過程、主要儀設備的工作原理與性能參數,分析了鳥撞實驗動態數據採集系統中位移、應變與撞擊壓力傳感測量系統的測量范圍、測量精度及其工作特點,提出了一種更適合鳥撞實驗的撞擊合力計算擬合方權因子,同時應用體工程原理編制了「鳥撞實驗計算西北工業大學博士論文機數據分析系統」 ( caoabie ) ,目前該體己經在320廠鳥撞實驗室以及
  9. First this thesis discusses the development of the virtual instrument, and the method of developing the real time software ; then designs a interrupted virtual driver, deduces and programs the realtime arithmetic of wanderazimuth strapdown inertial navigation, develops strapdown inertial navigation realtime software based virtual instrument with object - oriented programming language. the software is able to display multi navigation parameter and is able to be added the extensible function

    論文討論了虛擬儀技術的發展與現狀,研究了windows98平臺下實時性體的設計方,設計了基於硬體的中斷虛擬驅動程序,推導和編程實現了游移方位坐標系捷聯式慣性導航系統計算機實時導航演算,利用面向對象的可視化開發語言開發出基於虛擬儀的捷聯式慣性導航實時體。該體能夠顯示多個慣性導航參數,具有故障報警顯示功能,根據需要可以增新的顯示功能。
  10. This is the preferred method of adding repositories via a terminal - only ( server ) interface

    這是推薦的通過命令行(服務)界面添體庫的方
  11. French company known for 25 years as the specialist in softwares applied to the cutting of flat materials, we are european leader in the publishing of cad / cam application software for sheet metal manufacturing, cutting and robotics

    作為一家對于平面材料切割方面有著25年的專家經驗的體公司,開發的cad / cam應用體適用於鈑金工,切割及機工技術,在歐洲一直占據主導地位。
  12. Plc, robot and cad / cam are called the three major pillars in the modem factory automation. plc, as the head of the three, has become the leading basic automatic equipment in the field of the industry control in the early 1980s " but as a matter of fact, plc being with the lack of friendly man machine interface, rnakes no close relationship between human and machineometimes it even can not be promoted and applied in some fields aiming at the situation mat those imported products are too expensive while domestic products are of rare famous brands, a plc man - machine interface - plc monitor is developedthis paper systemically introduces the developing procedure for the whole system, including how to design hardware and software system. especially emphasizing plc communication protocol. real time message accessing, lcd controller instruction set, definition of data construction for message & tag screens and how to display thern, assignment of internal resource of cpuealization in software among plc & manitor, file format defining a nd download of user data, etcplc monitor will compensate some weakpoints of plc, and extend the application rangeimultanneously enhance the performance of plc and increase the attached value of mechanical machines, undoubtedly it will see hight market prospect

    針對人機界面進口產品的高昂價格和國產品牌稀少的這一現狀,研製開發了一種plc人機界面? plc監控。本文系統地介紹了整個系統的開發過程,包括硬體系統、體系統的設計及實現,重點介紹了plc通信協議,監控的基本工作原理以及期望實現的功能,監控電源電路、 sram存儲掉電保護電路、 cpu監控電路、按鍵輸入電路的設計及按鍵狀態的讀入,時鐘信息的設定與讀取, cpu液晶顯示指令系統,信息畫面及標簽數據結構的定義及顯示方, cpu內部資源的分配,監控與plc通信的體實現,文件格式的定義以及畫面數據的下載等。 plc監控彌補了plc一些方面的不足,可以擴大plc的應用范圍,提升機械設備的檔次,增設備的附價值,具有一定的市場前景。
  13. The most recognized form of digital wrappers are digital envelopes. those pieces of code are the workhorses of e - mail encryption, locking out intruders who don ' t have the right digital key to open the envelope. the digital envelope is essentially made up of code encrypted with a cipher, or software algorithm, and carries a digital signature that properly identifies the sender to the recipient

    數字包裝最被認可的形式是數字信封,這些代碼主要完成電子郵件的密,把想打開信封而沒有正確數字密鑰的入侵者擋在外面,數字信封主要由通過密碼密或體演算密的代碼組成,運載著能正確讓接收方識別發送方身份的數字簽名。
  14. This paper researches basic principle of microwave digital phase shifter deeply, reviews different theories of all kinds of microwave digital phase shifter circuit, analyzes loaded - line phase shifter in detail and draws design curves according to formulas. and this paper presents a novel method, which makes use of modeling simulation that software - ansoft serenade 8. 7 provides to evaluate parameter values of pin diodes through s parameter measurement. then, a kind of 6 - bit digital phase shifter circuit is designed and simulated through software - ansoft serenade 8. 7

    本文對微波數字式移相的基本理論進行了較深入的研究;綜述了各種微波數字式移相電路的工作原理,著重對載線式移相電路進行了理論分析,並根據計算公式作出一系列相應設計曲線;提出利用體ansoftserenade8 . 7所提供的測量數據擬合功能,通過測量s參數來確定pin二極體等效電路參數的新穎實驗方;利用微波電路設計體ansoftserenade8 . 7對6位數字式移相電路進行模擬、優化設計,做出樣品,並對其性能測試分析,對研製微波數字式移相具有重要的參考意義。
  15. According to the request of this subject, we have developed the system hardware and software for the slave device and the inspection software running on the pc. in this paper all of the followings is illustrated detailedly, such as the research on the principles of measurement and its realization, three means of water - level measurement that are separately based on photo electricity coder, pressure sensor and potentiometer ; selection of the microchip, we choose an advanced integrated soc ( system on chip ) microchip c8051f021 as the main controller ; realization of signal sampling, processing and its conversion in the mcu ; application of high precision 16 bits adc cmos chip - - ad7705 in our system, designing its interface with the microchip and relevant program ; using a trickle charge timekeeping chip ds1302 in the system which can provide time norm and designing of its i / o interface and program ; additionally, a 4 ~ 20ma current output channel to provide system check - up using ad421. in the system, ad421, ad7705 and the microchip compose spi bus ; to communicate with the master pc, here we use two ways which are separately rs232 and rs485 ; moreover, there are alarm unit, keyboard unit, power supply inspection unit and voltage norm providing unit in the system

    針對研製任務的要求,課題期間研製了下位機系統硬體和體,開發了上位機監控體,其中所作的具體工作包括:測量原理的研究和在系統中的實現,在本次設計中用三種方來進行水位測量,分別是旋轉編碼、液位壓力傳感和可變電阻;主控晶元的選擇,我們選用了高集成度的混合信號系統級晶元c8051f021 ;實現了信號的採集和處理,包括信號的轉換和在單片機內的運算;高集成度16位模數轉換晶元ad7705在系統中的應用,我們完成了它與單片機的介面設計及程序編制任務;精確時鐘晶元ds1302在系統中的應用,在此,我們實現了用單片機的i o口與ds1302的連接和在體中對時序的模擬,該晶元的應用給整臺儀提供了時間基準,方便了儀的使用;另外,針對研製任務的要求,還給系統上了一路4 20ma模擬信號電流環的輸出電路來提供系統監測,該部分的實現是通過採用ad421晶元來完成的,本設計中完成了ad421與單片機的spi介面任務,協調了它與ad7705晶元和單片機共同構成的spi總線系統的關系,並完成了程序設計;與上位機的通信介面設計,該部分通過兩種方實現: rs232通信方式和rs485通信方式;系統設計方面還包括報警電路設計、操作鍵盤設計、電源監控電路設計、電壓基準電路的設計。
  16. Two new methods have been put forward to estimate the reliability characteristic parameter. a software package has been developed to process the data obtained from reliability testing for electric apparatus. it consists of both the determination of failure distribution and the estimation of reliability characteristic parameter

    最後,設計出電可靠性試驗數據處理體包,此體包含了產品失效分佈類型的確定和可靠性試驗結果為大子樣、小子樣、無失效數據時可靠性特徵量的估計方,以及恆定應力速壽命試驗數據下的可靠性特徵量的估計方
  17. - the focal point of this paper is studying the problem of cargoes ? weight measurement, besides the component of mechanical system, the component and control of electric - control system, the full - digital dc speed adjustment system and the hardware and software design of plc control system. this paper puts forward the project of current static measurement method and corrects it with acceleration dynamic measurement

    本文除分析介紹了集裝箱橋吊的機械繫統組成、電控系統的組成及控制、全數字直流調速以及plc控制系統的硬體設計外,重點研究了集裝箱裝卸橋中的貨物稱重問題,提出了應用電流靜態測量的稱重方案,並且採用了速度動態測量對其進行動態校正,在實際應用中取得了令人滿意的效果。
  18. This paper used complex encrypting algorithm, and used the method of software encryption at the mobile terminal to certificate the security of data delivering, at the same time, by setting the rule of data delivering between the wap gateway and the server, it solved the problem efficiently

    摘要使用混合密演算,同時在移動終端使用密方來保證數據傳輸的安全性,並且在wap網關和服務間設置數據傳輸規則,從而有效地解決了此問題。
  19. The digital correlators of the two structures are designed with the foundation series 3. 1 xlinx design tools software. the classical structure emphasizes on the design of the adder, whose general form and 3 - 2 compressor structure are designed and analyzed. in this system, an express addition method is put forward, and its synthesis performance proves that it is superior to the two structures mentioned above

    文中利用xilinx公司的foundationseries體,詳細設計了兩種結構的數字相關,經典結構的數字相關的設計為重點,設計並模擬了一般結構和3 - 2壓縮結構的,針對本系統文中還提出了一種快速計算的設計思想,綜合后比前兩種結構在性能上有明顯的提高;修正結構的數字相關是基於模塊化的思想設計實現的,並以一個碼元的不同延時點為例,詳細分析了相關的性能。
  20. 2. the general calculation method of the thermal system is extracted, a general mat - rix model is obtained after reserching, which based on the traditional calculation method, this model also ban be used for the most type of the heater, assistent equipment, the dir - ection of the water flow, auxiliary steam - water, external heat and so on, those above fac - tors can be done easily with computer

    在這些計算方基礎上,研究出一種通用矩陣模型,該模型考慮到了的各種類型、輔助設備、疏水走向以及輔助汽水和外熱量等各種因素,易於計算機實現。 3 、本體是sis系統的一個子模塊,所以對sis系統和實時數據庫進行了總結探討。
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