通信原理（英文版）PPT课件（全）.pptx
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通信原理（英文版）全套PPT课件.pptx
1Principles of Communications
2Chapter 1 Introduction1.1 Historical Review of CommunicationOrigin of ancient communicationTwo modes of communicationDevelopment of modern communication
31.2 Message, information signalMessage：speech, letters, figures, images…Information：effective content of message
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通信原理(英文版)4课件.ppt
Chapter 4 Digitiation of analog signal 4.1 Introduction Two categories of information sources: analog signal, digital signal Three steps of A/D conversion: sampling, quantization , coding Most popular A/D conversion method: Pulse Code Modulation (PCM) 4.2 Sampling of analog signal 4
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通信原理英文版5.ppt
Chaper 5 Representation and Transmission of Baseband Digital Signal 5.1 Introduction The purpose of representing digital signal by using different methods during transmission: To remove D.C. and very low frequency components; To obtain information of the beginning and the ending instants of each sym
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通信原理英文版7.ppt
Chapter 7 Synchronization 7.1 Introduction Problems should be solved by synchronization: Carrier synchronization Bit synchronization Group synchronization Network synchronization The price for solving the synchronization problems: 7.2 Carrier Synchronization method 7.2.1 Pilot Insertion Method
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通信原理论文(中英文版).doc
Optimized Pulse Shaping for Intra-channel Nonlinearities Mitigation in a 10 Gbaud Dual-Polarization 16-QAM System
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英文版《广告学原理与实务》课件1.ppt.ppt
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《现代通信技术英文版》课件.ppt
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北航自控原理课件7(英文版).ppt
7.2 The root locus procedure Sum of all roots of closed-loop characteristic equation * Chapter 7 The root locus method 重点掌握 根轨迹的绘制 通过根轨迹分析闭环系统的性能 Main contents 1、The root locus concept and root locus equation 2、The root locus procedure 3、Zero degree root loci 4、Estimating the specifications by
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北航自控原理课件3(英文版).ppt
Set t=0,we have so We define is a n×n matrix, called matrix exponential. Therefore the solution of homogeneous equation is To solve by Laplace transform, we get The inverse Laplace transform of x(s),that is: So Therefore we have: * Difference between classical control theo
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北航自控原理课件6(英文版).ppt
* * Chapter 6 The stability of linear feedback systems 重点掌握 Routh-Hurwitz稳定性判据 Main contents 1、 Condition for a feedback system to be stable 2、 Routh-hurwitz criterion stable neutral unstable Example Condition for a feedback system to be stable Consider the transfer function of a closed-loop sys
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北航自控原理课件1(英文版).ppt
* * Chapter 1: Introduction to Automatic Control 重点掌握: ?控制系统的基本组成 ?基本的控制方式及反馈控制系统的特点 ?控制系统的性能要求 Main contents What is a control system? Why are control systems important? What is an automatic control system? Basic components and types of control system. How to evaluate a control system? The develop
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地震的英文版PPT课件.pptx
earthquake in the world ;;You may feel every year, global earthquake, some still are relatively large earthquakes. But for an earthquake regions, the repeatability hours are long, decades, hundreds, thousands of years, and scientific research of words, have statistical samples. And
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英文版营销PPT学习课件.pptx
Chapter1:WhatIsStrategyandWhyIsItImportant?;“Strategymeansmaking
clear-cutchoicesabout
howtocompete.”;“Withoutastrategytheorganizationislikeashipwithoutarudder.”;ChapterLearningObjectives;ChapterRoadmap;ThinkingStrategically:
TheThreeBigStrategicQuestions;WhatDoWeMeanBy“Strategy?”;TheHowsThatDefinea
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《产品推销 英文版》PPT课件.ppt
Chapter 1 Developing and maintaining knowledge of products and service Chapter Objective Define the term product, including the core, actual and augmented product, product line. Explain services classifications and discuss the marketing of services. Product In your opinion， what is
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旅行医学-ppt课件(英文版).pptx
Introduction to travel medicine
1
§ Dr Peter Leggat has co-ordinated the
Australian postgraduate course in travel
medicine since 1993. He has also been on the
faculty of the South African travel medicine
course, conducted since 2000, and the
Worldwise New Zealand Travel Health update
programs since