Tài liệu lecture 2: Communication Concepts ppt

... CSN200 Introduction to Telecommunications, Winter 2000 Lecture_ 02 Communication Concepts Data Transmission Modes: There are three ways in which data ... http://www.informationfactory.com/digsec1.pdf lecture 2.doc Page 1 (3) CSN200 Introduction to Telecommunications, Fall 1999 Lecture_ 02 Parallel vs. Serial Transmission: Parallel: ... predominant method of transf...

Ngày tải lên: 10/12/2013, 08:15

... Lecture 2: HỆ ĐẾM-CƠ SỐ Biên soạn:Th.S Bùi Quốc Bảo (Base on Floyd, Pearson Ed.) Phần phân  Lặp lại

Ngày tải lên: 13/12/2013, 04:15

... Protocol(UDP) UDP 协议的最他特点是无连接(connectionless),即不可靠,因为它不与对方进行协商并连接,它 也不会给数据段标号,也不关心数据段是否到达接受方 Key Concepts of Host-to-Host Protocols 现在把 TCP 协议和 UDP 协议的一些特性做个比较: 1.TCP.协议在传送数据段的时候要给段标号;UDP 协议不

Ngày tải lên: 09/12/2013, 17:15

... CSN200 Introduction to Telecommunications, Winter 2000 Lecture_ 13 Communication Basics Communication Basics: Signals: Communication happens in the form of signals. Signals ... = A sin(2πft + φ) Lecture 13.doc Page 4 (9) CSN200 Introduction to Telecommunications, Winter 2000 Lecture_ 13 Communication Basics Amplitude: Frequency: Phase: Lecture 13.doc Page 5 ... tele...

Ngày tải lên: 10/12/2013, 08:15

... Implementation of parameter mechanisms 130 Summary 131 Further reading 131 Exercises 131 Part III: Advanced Concepts 133 6 Data abstraction 135 6.1 Program units, packages, and encapsulation 135 6.1.1 Packages ... the current value of that variable. We can understand the effects of declarations by invoking the concepts of bindings, environments (explained in this section), and scope (expl...

Ngày tải lên: 12/12/2013, 04:15

... offers a hostile environment in which to design a reliable communications link. This chapter reviews the present status of understanding with regard to the ... with the GSM network. Chapter 8 presents an analysis of the market potential for mobile-satellite communications. The methodology for deriving the market is presented, followed by a series of market predictions. ... the Internet on mo...

Ngày tải lên: 12/12/2013, 11:16

... audience. Communication Channels PR practitioners employ many different communication channels when trying to circulate information relating to their campaign. The main channels of communication ... framework. In short, speaking styles and the content used differs across cultures. British and American communication styles are described as 'explicit', meaning messages are...

Ngày tải lên: 20/12/2013, 18:15

... VLANS D.For nonroutable protocols (e.g. NetBeui) the router provides communications between VLAN domains E.Inter-VLAN communication is not possible because each VLAN is a separate broadcast ... D.values that must be written to PAVRAM before becoming enabled Answer:A *61.How does inter- VLAN communication take place? A.It takes place through any Cisco router B.It takes place thr...

Ngày tải lên: 17/01/2014, 08:20

Ngày tải lên: 19/01/2014, 19:20