《网络通信》进展

Bilingual Course Network Communications 网络通信 (For Master Students in the Department of Electronic Engineering) Instructor Dr Tianshuang Qiu School of the Electronic and Information Engineering Fall of 2004

Bilingual Course Network Communications 网络通信 (For Master Students in the Department of Electronic Engineering) Instructor: Dr. Tianshuang Qiu School of the Electronic and Information Engineering Fall of 2004

Syllabus Goals The goals of this course are to have the students who ta ke this course master rather roundly the basic concepts, principles and application technologies on network communications, and track the rapid development in this area ● Course description This course mainly introduces the basic concepts, principles and applications on the data communications and computer networks Four major parts are included in this course, including Data communications; Wide area networks Local area networks; Communications Architecture and protocols

2 Syllabus ⚫ Goals – The goals of this course are to have the students who take this course master rather roundly the basic concepts, principles and application technologies on network communications, and track the rapid development in this area. ⚫ Course Description – This course mainly introduces the basic concepts, principles and applications on the data communications and computer networks. Four major parts are included in this course, including: ⚫ Data communications; ⚫ Wide area networks; ⚫ Local area networks; ⚫ Communications Architecture and protocols

Syllabus( Contd) ● Readings Notes: Your own course notes are the most valuable sources of information Textbook: W. Stallings, Data and Computer Communications( 6th Edition), Prentice Hall, 2000. References W. Stallings, Data and Computer Communications(th Editio n), Prentice Hall, 2004. W Stallings, Data and Computer Communications(5 th Edition), Prentice Hal,1997. 顾尚杰,薛质,计算机通信网基碰电子工业出版社,2000年 朱家铿,王兴伟,刘恩,计算机网络东北大学出版社,2000年 彭澎,计算机网络实用教程,电子工业出版社,2000年 o Lecture Time and location Section 9-11 on Monday(Week 3-18 )at EE-251

3 Syllabus（Cont’d） ⚫ Readings – Notes: Your own course notes are the most valuable sources of information. – Textbook: W. Stallings, Data and Computer Communications (6 th Edition), Prentice Hall, 2000. – References: ⚫ W. Stallings, Data and Computer Communications (7 th Edition), Prentice Hall, 2004. ⚫ W. Stallings, Data and Computer Communications (5 th Edition), Prentice Hall, 1997. – 顾尚杰，薛质，计算机通信网基础，电子工业出版社，2000年 – 朱家铿，王兴伟，刘恩，计算机网络, 东北大学出版社，2000年 – 彭澎，计算机网络实用教程，电子工业出版社，2000年 ⚫ Lecture Time and Location – Section 9-11 on Monday (Week 3-18) at 电-251

Syllabus(cont’d) ● Evaluation criteria Homework and Quizes: 10% Attendance: 10% Final Exam: 80% Others You are encouraged to discuss homework assignments with your classmates, but all work done on the exams must be your own. The penalty for cheating on an exam will be a score of zero on the exam, and a failing grade in the course. Missing three or more lectures without a valid reason acceptable to the instructor may result in a failing grade for the course This course is a bilingual course. The lecture will be given bilingually (mainly in Chinese with some English), and the homework and the exam will be in English mostly

4 Syllabus（Cont’d） ⚫ Evaluation Criteria – Homework and Quizzes: 10% – Attendance: 10% – Final Exam: 80% ⚫ Others – You are encouraged to discuss homework assignments with your classmates, but all work done on the exams must be your own. The penalty for cheating on an exam will be a score of zero on the exam, and a failing grade in the course. Missing three or more lectures without a valid reason acceptable to the instructor may result in a failing grade for the course. – This course is a bilingual course. The lecture will be given bilingually (mainly in Chinese with some English), and the homework and the exam will be in English mostly

The Latest Development of Modern Science and Technology Based on the annual report on High Technology of Chinese Academy of sciences Fallof 2004

The Latest Development of Modern Science and Technology Based on the Annual Report on High Technology of Chinese Academy of Sciences Fall of 2004

The Latest Development of Modern Science and Technology o The information and communication technology is still brilliant o The modern biological technology is splendid without limitation o The energy technology is weeding through the old to bring forth the new o The new material technology is changing with each passing day o The space technology is climbing one story higher

6 The Latest Development of Modern Science and Technology ⚫ The information and communication technology is still brilliant ⚫ The modern biological technology is splendid without limitation ⚫ The energy technology is weeding through the old to bring forth the new ⚫ The new material technology is changing with each passing day ⚫ The space technology is climbing one story higher

现代科学技术的最新进展 ●信息通信技术辉煌依旧 ●现代生物技术风光无限 ●能源技术推陈出新 新材料技术日新月异 ●空间技术更上一层楼

7 现代科学技术的最新进展 ⚫ 信息通信技术 辉煌依旧 ⚫ 现代生物技术 风光无限 ⚫ 能源技术 推陈出新 ⚫ 新材料技术 日新月异 ⚫ 空间技术 更上一层楼

信息通信技术辉煌依旧(1) ● Network and Optical Fiber Communications(网 络与光纤通信技术) 无线通信的历史:1901年12月12日,意大利工程师马可尼首 次实现跨越大西洋的无线电通信。容量:几bs(bps) 100年后的今天,骨干光纤传输的容量:10Gbps 网络通信的广泛应用 电子商务,电子政务,网上医疗,网上教学, 网络成为现代生活的重要媒体 全世界有4.14亿人经常上网。 技术发展:窄带→宽带;有线→无线;固定→移动 最后1km和接入问题:ISDN,ADSL, Cable modem,光纤 瓶颈:光电转换。最终有可能导致光学信息处理技术代替电 子信息处理技术

8 信息通信技术 辉煌依旧（1） ⚫ Network and Optical Fiber Communications (网 络与光纤通信技术) – 无线通信的历史：1901年12月12日，意大利工程师马可尼首 次实现跨越大西洋的无线电通信。容量：几bit/s（bps）。 – 100年后的今天，骨干光纤传输的容量：10Gbps。 – 网络通信的广泛应用： ⚫ 电子商务，电子政务，网上医疗，网上教学，…。 ⚫ 网络成为现代生活的重要媒体。 ⚫ 全世界有4.14亿人经常上网。 – 技术发展：窄带→宽带；有线→无线；固定→移动 – 最后1km和接入问题：ISDN，ADSL，Cable Modem，光纤 – 瓶颈：光电转换。最终有可能导致光学信息处理技术代替电 子信息处理技术

Mobile communications ●第一代 模拟的 ●第二代 数字的 ●第三代 无线与互联网等多媒体通信相结合 ●第四代 100MB,动画、音乐等 ●第五代 多媒体,3D会议,3D游戏

9 Mobile Communications ⚫ 第一代 – 模拟的 ⚫ 第二代 – 数字的 ⚫ 第三代 – 无线与互联网等多媒体通信相结合 ⚫ 第四代 – 100MB，动画、音乐等 ⚫ 第五代 – 多媒体，3D会议，3D游戏

10 problems faced by the internet 身份识别 保护知识产权: 保护个人隐私 新一代网络通信协议; 新一代互联网技术 无线上网技术 传统电话线路与网络融合技术 更有效的网络视频传输技术 垃圾邮件的过滤技术 网络安全技术

10 10 problems faced by the internet – 身份识别 – 保护知识产权; – 保护个人隐私; – 新一代网络通信协议; – 新一代互联网技术; – 无线上网技术; – 传统电话线路与网络融合技术; – 更有效的网络视频传输技术; – 垃圾邮件的过滤技术; – 网络安全技术