通信原理概論 的英文怎麼說

中文拼音 [tōngxìnyuángàilún]
通信原理概論 英文
principle of communication
  • : 通量詞(用於動作)
  • : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : Ⅰ名詞1 (大略) general outline 2 (神氣) manner of carrying and conducting oneself; deportment ...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 通信 : communication; communicate by letter; correspond
  • 概論 : (多用於書名: 概括的論述) outline; introduction; survey: 《化學概論》 an introduction to chemistry
  1. The structure of this paper goes like this, the first chapter introduce the development of e - b / l in practice and in laws. and draw a conclution that the electrification of the b / l is a history tide. in the second chapter, on the basic of reseach the security trap in e - b / l running, 1 conclude six security elements of, e - b / l : the liability of the system, the authenticity of dealers ' identity. the integrity and secrecy of electronic data, and the validity and evidence effectiveness of electronic data. from the third chapter to the eighth, 1 reseach these elements one by one. the third chapter introduce the establishment of the e - b / l security system, and some related laws the fourth chapter introduce the certification authority of e - b / l. in the fifth chapter, 1 introduce the encrypt of electronic information and some countries ' control on use / import / export crytography. the sixth chapter introduce the concept and principle of digital signature, and reseach some related legal issues. the seventh chapter reseach the legal demand of validity, then come to a conclution that to establish a independent electronic information system is necessary. in the eighth chapter, 1 reseach some countries " regulation on the evidence effectiveness of electronic data

    第二章在分析電子提單運作中的安全隱患的基礎上,歸納出其六大安全要素,即系統的可靠性、交易者身份的真實性、數據電訊的機密性和完整性、數據電訊的合法有效性以及交易者行為的不可抵賴性。第三章到第八章分別對這六大要素進行分析:第三章介紹了電子提單網路安全體系的建立以及系統安全保護法規,第四章則介紹了電子提單的安全認證機構,第五章介紹了息加密技術以及各國立法對密碼技術的進出口及使用的控制,第六章介紹了數字簽名的念及,並以bolero為例介紹了數字簽名的技術方式,對有關法律問題作了述;第七章首先述了電子提單對有效性的法律需求,然後結合國內法和國際規則的規定證了數據電訊制度產生的必然性;第八章過對各國立法對電子證據的法律效力的規定,述了對電子交易至關重要的數據電訊的不可抵賴性。
  2. This thesis researches deeply and comprehensively the applications of the network functions of labview, based on extensive reading and intensive analysis of labview manuals, application notes and hands - on development experience. after summarizing the labview g language programming, we research three network communication mechanisms of labview : the tcp / ip functions, the vi server mechanism and the datasocket technology

    文在國內首次較全面系統深入地研究了labview的網路化功能,在述了labviewg語言編程后,系統分析了labview的tcp ip 、 vi服務器及datasocket三種網路機制,詳細討了每種機制的及功能特點,並設計了相應的labview程序。
  3. In addition, i have done some following works : to compile usual chemistry english words ( basic concepts and basic theory ), to translate chemical experiment for students of senior one, to translate exercises for students of senior one, to accumulate and compile about twenty parts of bilingual teaching material, to design about ten classes of teaching material, to issue my article in an important magazine of our contoury, to take part in the chemistry bilingual teaching study group of shanghai, etc. through bilingual teaching, the students have made progress in following aspects : ( 1 ) they have enlarged science vocabulary obviously, and feel easy to accept them ; ( 2 ) they have read some science material more fluently, and their ability has risen in inquiring from internet ; ( 3 ) they can express, in english, some usual chemical terminology, chemical principle, substance phenomenon and experiment procedures ; ( 4 ) in both chemistry and english, they have certain confidence to study well, and have made great progress in both subjects comparing with students of no bilingual teaching

    在兩年的文撰寫過程,本人在自編教材進行化學雙語教學實踐和研究的同時,還編寫了化學雙語常用詞匯(基本念、基本部分) 、翻譯了高一化學學生實驗、翻譯了高一上學期學生練習冊習題、收集和編寫了雙語教學內容和閱讀材料20篇左右、雙語教學設計十篇、在國家核心期刊《中小學英語教學與研究》上發表文章: 《高中化學雙語教學的體會》 、在市化學中心組-雙語課題組中,參與編寫了化學雙語教師用書、等等。學生過雙語教學,主要獲得了以下收獲: ( 1 )科技詞匯量明顯的增加,對科技詞匯的接受己不一再感到困難; ( 2 )能較熟練的閱讀有關科技文章,同時,提高了網_ _上查詢科技資料的能力; ( 3 )對簡單常用的化學術語、化學、物質現象和實驗操作過程等,能用英語表達下來; ( 4 )對學好英語和化學都有了一定的心,在英語和化學兩門學科的學習_ l ,比非雙語學生平均有了明顯提高。
  4. The software of the chief station is composed of monitoring module and communicating module. the monitoring module involves the use of pc - labcards, the method of a precise timer, the principle of pid autocontrol and how to use it in the project, the realization of all kinds of reports with the ole automation skill, while the communicating module discusses the way of communication between the chief station and the scheduler based on the c / s structure. both monitoring module and communicating module are established on the database, so this paper particularly describes the access methods to ms sql server and the advantage of database stored procedure

    文先要介紹了熱網微機監控系統的需求分析和總體設計,然後在此基礎上詳細地闡述了首站軟體實時監控模塊和模塊的實現細節,描述了工業採集卡的用法;提出了一種基於內核timer對象的精確定時方法;介紹了pid自動控制及其改進演算法和現場控制參數的整定方法;用ole自動化技術擴充了visualbasic6 . 0的報表功能;在c / s用模型的基礎上實現了首站和調度站的異步;討了visualbasic6 . 0對mssqlserver的數據存取方法和數據源驅動,在此基礎上充分利用數據庫存儲過程完成了系統部分功能。
  5. Thus research on construction ofsecretary ranks of colleges and universities has the importan academic value andpractical significance. wth basic principles of management science, secretary study and college anduniversity administfation science, by means of close combination of theory andpractice, this papers describes the pole of secretary ranks of colleges anduniversities in administration of colleges and universities, reveals and analyzes thestatus quo of secretary ranks of colleges and universities, on the basis of which therational and practical countermeasures are put f orward for consttuction of secretaryranks of colleges and universities. combining the practice of secretary work of colleges and universities for manyyears, the writer summarizes three contradictions in this paper : contradiction of themany and the few i. e. more ones with higher educational background and lowerproportion of ones with professional knowedge education and training ; contradiction of the strong and the weak, i. e. stronger enterprising of individualsand weaker pool efforts of the rank ; contradiction of the mush and the little, i. e. more payment and less repayment

    本文運用管學、秘書學、高校管學等學科的基本與實際緊密結合,闡述了高校秘書隊伍在高校管中的作用,揭示並分析了目前高校秘書隊伍的現狀,進而對如何建設好高校秘書隊伍提出了合可行的對策。本文結合實際,將高校秘書工作分為兩大類:日常程序化工作、 (包括十項具體工作)和非程序化工作;闡述了高校秘書隊伍在高校管中的五大作用:輔助決策的參謀作用、辦事務的助手作用、傳遞息的耳目作用、溝聯結的樞紐作用、領導機關的示範作用。本文結合多年來從事高校秘書工作的實踐,將現狀括為三大矛盾:一多一少的矛盾,即學歷層次較高與專業知識教育培訓的比例偏低的矛盾;一強一弱的矛盾,即個人的上進心較強與隊伍合力較弱的矛盾;一多一少的矛盾,即付出較多與回報較少的矛盾。
  6. In this thesis, first, we present the theory of sess system, the generation of the sess spreading code and its characteristics and the acquisition theory of conventional spread spectrum communication system. an efficient acquisition scheme based on periodically transmitting the synchronization head, which is composed of binary chaotic codes, using the matched filter and automatic decision threshold - level control based on a so - called constant false alarm criterion for sess system is present. the acquisition model of sess system is built and simulated in the awgn channel, the raleigh fading channel and imulti - address interfere condition

    本文首先述了自編碼擴頻、自編碼擴頻序列的產生方法及其特性和擴頻系統編碼同步的,然後針對自編碼擴頻系統提出了擴頻序列捕獲方案:周期性地加入混沌序列同步碼,並採用恆虛警率匹配濾波器捕獲法;在加性白高斯噪聲道、瑞利衰落道和多址干擾情況下進行了模擬,分析了各種捕獲性能:在選擇性能最優的混沌序列、適當的序列長度、虛警率及門限值的情況下,可以獲得較短的捕獲時間和較大的捕獲率。
  7. Bits supplies the synchronous timing signal to these equipments inside the telecommunicationt building, such as dps, atm, no. 7, dxc, tm & adm in sdh, don and in etc. the related techniques are involved in the content of synchronization ne twork, timing distribution, the timing signal transportations x impairments etc. the second chapter tells the structure and the function of the building integrated timing system. the third chapter summarizes the digital synchronization network techniques, which emphasizes the basic concept of synchronization networks analyzes the necessity of building the synchronization network and introduces all kinds of synchronization methods. the fourth chapter represents the transportation of the synchronization signal

    本文第二章講述了樓綜合定時系統的構成及作用:第三章述了數字同步網技術,著重描述了同步網的基本念,分析了建立同步網的必要性,講述了各種同步方法;第四章闡述了同步定時號的傳輸;第五章介紹了bits設備所支持的同步狀態消息;第六章、第七章為本文的重點,過對時鐘號建立數學模型,從上分析時鐘內部噪聲和相位瞬變產生時鐘定時號損傷的,企圖尋找到更好地控制頻率漂移的方法。
  8. This paper can put into four parts ? this first part is the description and theoretical analyses of source coding, which focus on the research of optimizing equal quantization ? the second part presents the theoretical description of joint channel - source coding, which focus on the research of combined channel - source coding o the third part is about the application of combined channel - source coding to two different channel models, binary symmetric channel and cdma channel o in this part, two different coding designs are given according to different characters of these two channels ? and the last part is the description of simulation of combined channel - source coding ? most of my work are about two parts, one is to find the most appropriate quantization steps and centroid points of separate channel - source coding, another is to simulate the combined channel - source coding ? comparing the simulation results of separate channel - source coding and combined channel - source coding, the characters of joint channel - source coding are given

    文可以分成四部分:第一部分給出了源編碼的基本念和分析,重點放在最優均勻量化編碼的研究方面;第二部分給出了道?源聯合編碼的敘述,重點放在復合式道?源編碼的分析研究上;第三部分將道-源聯合編碼應用在兩種噪聲道上:離散無記憶道和cdma道,並根據兩種道的不同特點詳細描述了兩種相應的編碼設計方案;第四部分給出了復合式道-源編碼的模擬結果以及對結果的相應分析。
  9. Appropriate data compression methods are needed to assure the random nature of the information source and to enlarge its entropy. in this thesis, first, we present the theory of sess system, then the acquisition method of sess system is discussed in detail, finally, a acquisition model of sess system is built and simulated in the awgn channel, in the raleigh fading channel and in multi - address interfere condition. the simulation results show the acquisition method of sess system can be just as reliable as the conventional dsss systems

    本文首先對自編碼擴頻的基本,自編碼擴頻序列的產生方法及其產生的序列的特性進行了述,然後詳細討了直擴系統中的擴頻碼的捕獲跟蹤問題,根據自編碼擴頻的特點,設計了其捕獲跟蹤方案,並在加性高斯白噪聲道、瑞利衰落道和多址干擾情況下進行了模擬。
  10. Using the theories of probability, algebra and number theory comprehensively, we investigate a class of boolean functions with three - valued walsh spectrum in the first part of this dissertation : the properties of the extended semi - bent functions, which are constructed from any two bent functions, are studied, followed by the structure characteristics of the boolean functions satisfying propagation criterion with respect to all but two vectors ; the definition and cryptographic properties of k - order quasi - bent functions are proposed whose walsh spectrum takes on only three values. some sufficient and necessary conditions are offered to decide whether a boolean function is a k - order quasi - bent function ; a special method is presented to construct the k - order quasi - bent functions, whose cryptographic properties are explored by the matrix method, which is different from the method of walsh spectrum and that of autocorrelation of boolean functions ; the application of this kind of boolean functions in the fields of stream cipher, communications and block ciphers is discussed, which shows the great importance of the fc - order quasi - bent functions ; some methodology are proposed to construct the k - order quasi - bent functions, including the complete construction by using the characteristic matrices of boolean functions, and the recursive method by two known k - order quasi - bent functions we further extend our investigation to the ring zp, where p is a prime, and the similar results are presented as far as the p - valued quasi - generalized - bent functions are considered

    本文首先綜合運用、代數學、數等基礎學科的知識,並以頻譜作為主要研究工具,對一類譜值分佈相對均勻的函數? ?廣半bent函數、 k階擬bent函數和p值k階擬廣義bent函數進行了系統、深入的研究,給出了廣半bent函數定義,並探討了廣半bent函數的密碼學性質;給出了k階擬bent函數和p值k階擬廣義bent函數的定義及等價判別條件;討了k階擬bent函數和p值k階擬廣義bent函數與部分bent函數和p值廣義部分bent函數的關系,探討了它們的密碼學性質;給出了k階擬bent函數和p值k階擬廣義bent函數的典型構造方法,並將對k階擬bent函數的密碼性質的研究轉化到對一類特殊的矩陣的研究上;利用布爾函數的特徵矩陣則上給出了k階擬bent函數的一種完全構造方法,還給出了從已有的p值k階擬廣義bent函數出發,遞歸構造變元個數更多的p值k階擬廣義bent函數的方法;初步探討了k階擬bent函數在序列密碼、分組密碼以及中的應用;給出了一類布爾函數walsh譜的分解式,並利用這類布爾函數的walsh譜分解式給出了一類近似穩定的布爾函數的構造,特殊情形下為k階擬bent函數;利用代數數的知識考察了p值k階擬廣義bent函數的譜特徵,並給出了k階擬廣義bent函數與所有仿射函數的符合率特徵等等。
  11. This thesis regards choice mode of basic asset of credit asset securitization as study entry, using the relevant principles in disciplines such as economics, finances, investments, financial engineering, theory of probability and mathematical statistic and commercial bank management, etc., drawing lessons from analysis tools and research methods of predecessors, through summarizing relevant concepts and principles, earning and risk of credit asset securitization, outlines a general definition of credit asset securitization and draws importance of choosing basic asset of credit asset securitization on this basis

    本文將貸資產證券化基礎資產的選擇模式作為研究切入點,運用經濟學、金融學、投資學、金融工程學、與數統計和商業銀行管等學科的相關,並借鑒前人的一些分析工具和研究方法,過對貸資產證券化的相關念及、收益與風險的分析,對貸資產證券化作一個總的界定,並在此基礎上引出貸資產證券化基礎資產選擇的重要性。
  12. Concretely, on the basis of describing the communication specification of arinc 429 with enhanced parallel port ( epp ), the standard and the module application of dsp and cpld, the thesis has proposed the design of the arinc 429 technology based on dsp system. at first, the function and the application of each module of the system and the operation principle of high - performance cmos bus interface circuit hs - 3282 chip which forms the main body of the data diversion of the interface module are introduced. secondly, the hardware structure of the interface module is described in detail, mainly including data latch and buffer circuit, choice circuit of transmission rate, etc. and then the design philosophy and flow charts of the software are fully discussed, such as the basic requirement of software, the design and realization of the function

    本文在簡單的述了pc並口協議( epp )與dsp之間的方法、 cpld模塊邏輯控制應用和arinc429的訊規范的基礎上,給出了基於dsp的arinc429訊介面的設計方案:對訊板中各模塊的功能和應用以及構成數據轉換主體的總線介面晶元hs - 3282的工作做了說明;介紹了本設計所用的dsp和cpld的功能況;詳細敘述了訊板介面模塊的硬體結構設計,其中,對數據緩沖電路、數據傳輸速率選擇電路、邏輯控制電路等各關鍵點做了重點介紹;具體闡述了軟體設計思想及流程圖,包括軟體的基本要求和功能的設計與實現;接著從埠譯碼單元、 i / o道、電平轉換電路等方面進行了介面模塊的軟、硬體調試;最後,給出了測試結果,對研製工作做了總結,對本設計的優缺點各做了評述。
  13. Secondly, on the basis principles of mis and erp, combining the design and development of the management information system of the industrial company of green hill in chongqing ( qsmis ), basing the foundations of system and demands analyzing, it carried on more detailed argumentations of module designing, data system, network and structure of system, modes of calculation etc. especially, it gave the discussing about flow rebuilding, technology of coding, interface designing, and system optimizing. at the same time, it expatiated the safety precautions of system, and explained the main ability and effects of system by the overall frames and charts of system ' s structure, and every logic flow chart of module of function of qsmis briefly

    其次,在充分解mis和erp基礎上,結合重慶青山工業公司管息系統( qsmis )的設計和開發,在系統需求分析的基礎上,對系統的功能模塊、數據庫系統、網路拓撲及體系結構、計算模式等進行了較詳細的述;尤其是對系統開發中實施的業務流程再造、編碼技術、界面設計、及系統優化等關鍵技術進行了較為系統的探討,同時對系統所實施的安全策略進行了闡述;並過設計出的qsmis的總體框架以及系統結構圖、各功能模塊的邏輯流程圖,對系統實現的主要功能和作用作了簡要述。
  14. A control system based on mcs - 51 single - machine is designed to match the characteristics of the tilting control system of the tilting train. in this paper, the development of the tilting train is presented and the principle of it is described. the function and principle of all components of the tilting control system, such as detection subsystem, dictation subsystem, communication subsystem and tilting control subsystem are illustrated in the paper

    文首先介紹了國外擺式列車的發展況以及我國擺式列車發展的模式,對擺式列車的工作進行了說明,介紹了傾擺控制系統的各組成部分? ?檢測子系統、指令子系統、子系統以及傾擺作動子系統的功能及,提出了基於mcs - 51系列單片機的擺式列車傾擺作動子系統的設計方案。
  15. In this paper, bit - error rate performance analyses are presented for coded and un - coded frequency hopping m - ary frequency - shift keyed systems under the condition of additive white gaussian noise ( awgn ) and partial band noise jamming and multitone jamming. the use of error - correct codes provide a way to improve the performance of frequency hopping system, particularly the use of reed - solomon code in a fh system under the condition of partial band noise jamming can greatly improve the performance of system. so we provide the way of coding and decoding of rs code in c language. in the end, we offer the simulation of the performance of time diversity fh / 2fsk system over partial band jamming noise channels

    第一章為緒,敘述跳頻的發展趨勢,以及基本念,第二章及第三章介紹提高抗部分頻帶干擾的前向糾錯碼reed - solomon碼的和實現方法。第四章研究跳頻系統在各種干擾條件下的性能。最後在第五章以fh mfsk系統為例,探討在部分頻帶干擾下的系統性能,並進行計算機模擬,模擬結果表明採用分集技術和各種編碼技術對于系統的性能改善具有明顯的效果。
  16. This paper divides into six chapters : the first chapter - base on the analyses of the origin, conception and development status of sr, this chapter discusses the key technology and realize difficulties of sr and advances the intention and meaning of the paper. the second chaptei - the sr system with radio frequency band - pass sampling architecture is a design scheme close to software wireless radio ( swr ), this chapter introduces three system architecture of sr system and analyses the theory of radio frequency band - pass sampling. the third chapter - this chapter analyses and designs the dsp hardware platform with radio frequency band - pass sampling architecture

    文分為六章:第一章在分析軟體無線電的起源、念、發展況的基礎上,闡述了軟體無線電的關鍵技術及實現難點,提出了本文研究的目的與意義;第二章射頻直接帶采樣軟體無線電結構是接近想化的軟體無線電設計方案,本章對軟體無線電系統的體系結構及射頻直接帶采樣進行了分析;第三章分析並設計了射頻直接帶采樣結構軟體軟體無線電系統的dsp硬體平臺;第四章研究了調制解調及號調制樣式的識別演算法並給出了dsp實現,這是在dsp平臺上實現軟體無線電功能的一種常規方法;第五章分析了應用快速型技術開發軟體無線電系統的必要性及可行性,完成了軟體無線電系統的matlab模擬及結合ti公司的tms320c6711dsk板的快速型實現,這也是本文提出的軟體無線電的一種新的研究方法。
  17. The main research results in this thesis are as follows : ( 1 ) deeply analyzed the principle and technology of com communication. ( 2 ) put forward multicast communication model, introduced session space, added session object and session manager object into server, realizing many clients " communication and management. ( 3 ) discussed dynamic load balancing and fault tolerance, designed scheduler, consider main load balancing strategy, algorism and the process to fault tolerance

    本文的主要研究成果如下: ( 1 )深入分析模擬了com底層的實現與技術; ( 2 )給出了群組模型,引入會話空間的念,在服務器中加入會話期對象和會話期管對象,實現了客戶間的多點及管; ( 3 )探討了多服務器系統中的動態負載平衡和容錯性問題,設計增加了調度器模塊,考慮了主要的負載平衡策略、演算法及容錯性的處; ( 4 )初步設計了實現多點時客戶、調度器及服務器應支持的主要功能及介面調用,討了各介面之間的調用關系。
  18. The purpose of this article is to introduce the realization of medium frequency receive for bpsk pulse compress radar. and it includes the realization of constant false alarm rate ( cfar ) process. the main content of this article includes : ( 1 ) the introduction of radar medium frequency receiver ; ( 2 ) the introduction of medium frequency receiver theory ; ( 3 ) the simulation for medium frequency receive of bpsk pulse compress radar ; ( 4 ) the hardware realization for medium frequency receive of bpsk pulse compress radar

    本文的主要工作包括: ( 1 )介紹雷達數字接收機的念; ( 2 )介紹中頻數字接收; ( 3 )介紹二相編碼脈壓雷達中頻接收的方案設計和模擬驗證; ( 4 )過硬體描述語言ahdl ,完成中頻數字接收和脈壓處演算法在fpga上的實現; ( 5 )完成雷達中頻數字接收機號處設計,並同課題組成員一起完成硬體調試,並給出相應的測試結果。
  19. But t " eb sen. ices are composab1e, 1 ' hich is an important characteristic of web seri ) ices brkfloxv, as a primary mechanism to compose web sen ' ice5 in a nontrivial fashion, is critical for the rapid creation of new, higher - fijnction veb services ln this thesis, we focus on the implementation of workflow theory in web services orchestration, considering web service as a component of workflow, describing how to develop a interorganizationa1 workflow and implement it by the technique of orchestraing web ser ' ice by means like wsfl

    因此,我們可以有web服務的組合構成新的更復雜、功能更強大的web服務。工作流作為組合web服務的一個重要的主要機制,對于快速創建新的、功能更強大的web服務來說至關重要。工作流的念起源於生產組織和辦公自動化領域,可以看成是經營過程的一個計算機實現,是一種對工作進行優化的方法:即過加強各個工作之間的和交流,形成協同,從而達到優化。
  20. This paper firstly introduce the background and signification of this research, tdd - cdma communication principle including its technology advantage, then research the critical technology of its physical layer such as power - control technology, soft handover, multiuser detection, diversity technology and rake receiver, software radio and smart antenna and so on

    第一章,簡明扼要地介紹了研究背景和意義以及本文所做的工作。第二章,述了tddcdma的,包括cdma擴頻、 tdd的工作、 tddcdma的技術優勢及存在的問題。
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