1. Chapter 3 Data and Signals Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 2. To be transmitted, data must be transformed…

1. Data Communications Physical Layer – Signals By: Faiza Tariq26th Sep,2012Position of the physical layer1 2. Services3.1 Analog and Digital To be transmitted, data must…

1. Chapter 3 Data and Signals Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 2. To be transmitted, data must be transformed…

1. 3.1 Chapter 3 Data and Signals Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 2. 3.2 To be transmitted, data must be transformed…

1. Chapter 3 Data and Signals3.1 2. NoteTo be transmitted, data must be transformed to electromagnetic signals.3.2 3. 3-1 ANALOG AND DIGITAL Data can be analog or digital.…

Slide 1 Physical Layer PART II Position of the physical layer Services Chapters Chapter 3 Signals Chapter 4 Digital Transmission Chapter 5 Analog Transmission Chapter 6 Multiplexing…

The main function of the physical layer is moving information in the form of electromagnetic signals across a transmission media. Information can be in the form of data,…

3.* Chapter 3 Data and Signals Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display. 3.* To be transmitted, data must be transformed…

Data and Signals To be transmitted, data must be transformed to electromagnetic signals. ANALOG AND DIGITAL Data can be analog or digital. The term analog data refers to…

1. Properties of Signals Prof. Satheesh Monikandan.B HOD-ECE INDIAN NAVAL ACADEMY, EZHIMALA [email protected] 92 INAC-L-AT15 2. Comparison of analog and digital signals Signals…