Analog to Digital Encoding

Slides:



Advertisements
Similar presentations
Chapter 5 Analog Transmission.
Advertisements

McGraw-Hill©The McGraw-Hill Companies, Inc., 2003 Chapter 3 Data Transmission.
5.1 Chapter 5 Analog Transmission Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Digital/Analog conversion How do we convert analog signals to digital data and vice versa?
5.1 Chapter 5 Analog Transmission Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Chapter 5 Analog Transmission
DATA COMMUNICATION Lecture-17. Recap of Lecture 16  Analog-To-Digital Conversion  Pulse Code Modulation (PCM) – Pulse Amplitude Modulation (PAM) – Quantization.
ICSA 341 (Updated 12/2001) Encoding There are four types of encoding possible. –Digital Encoding of Digital Data –Digital Encoding of Analog Data –Analog.
1 Computer Communication & Networks Lecture 7 Physical Layer: Analog Transmission Waleed Ejaz
Chapter 5 Analog Transmission Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the information.
1 K. Salah Module 3.1: Encoding and Modulating Conversion Schemes D to D Conversion A to A Conversion A to D Conversion D to A Conversion Final comments.
CEG3185 : Introduction to Computer Networks SEG3155 : Communication and Networking Tutorial 4.
McGraw-Hill©The McGraw-Hill Companies, Inc., 2001 Data Transmission Techniques Data to be transmitted is of two types 1.Analog data 2.Digital data Therefore,
Chapter 5 Analog Transmission Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
การสื่อสารข้อมูลและเครือข่าย คอมพิวเตอร์ Data Communication and Networks บทที่ 2 พื้นฐานข้อมูลและ สัญญาณ อาจารย์ผู้สอน : ดร. วีรพันธุ์ ศิริฤทธิ์ .
McGraw-Hill©The McGraw-Hill Companies, Inc., 2004 Chapter 4 Digital Transmission.
Kashif BashirWWW.Taleem.greatnow.com Chapter 4 Digital Transmission.
05 - Winter 2005 ECE ECE 766 Computer Interfacing and Protocols 1 Modulation Conversion of digital information to analog signals –Example: Telephone lines.
CS412 Introduction to Computer Networking & Telecommunication
BZUPAGES.COM 5.1 Chapter 5 Analog Transmission Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Digital modulation techniques. Modulations systems.
Unit 1 Lecture 6 1. Different Conversion/Transmission Schemes 2 Before we discuss various line coding schemes, let us first have an idea of different.
Chapter 4 Digital Transmission
McGraw-Hill©The McGraw-Hill Companies, Inc., 2004 Excerpts from Slides of Chapter 4 Forouzan Digital Transmission.
McGraw-Hill©The McGraw-Hill Companies, Inc., 2004 Chapter 4 Digital Transmission.
Figure 6-14 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 DB-37 and DB-9 Connectors.
1 Digital to Analog Encoding. 2 3 Digital modulation techniques Amplitude Shift Keying Amplitude Shift Keying Frequency Shift Keying Frequency Shift.
Figure 5-16 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998 Analog to Digital Encoding.
Chapter 11 Data Link Protocols
Chapter 12 Local Area Networks
Encoding and Modulating
Chapter 3 OSI Model The model Functions of the layers
Chapter 20 Networking and Internetworking Devices
DATA COMMUNICATION Lecture-16.
PCM (Pulse Code Modulation)
Chapter 6 Transmission of Digital Data Interfaces and Modems
DATA COMMUNICATION Lecture-17.
PowerPoint Presentations
Copyright © The McGraw-Hill Companies, Inc
Bit rate Baud rate Goal in data communication is to increase the bit rate while decreasing the baud rate. Increasing the data rate increases the speed.
Physical Layer
Chapter 5 Analog Transmission
Transparency A.
Encoding Prof. Choong Seon HONG.
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Signal with DC Component
DATA COMMUNICATION Lecture-19.
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Encoding.
Figure (a) The modulating signal m(t)
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Chapter 5 Analog Transmission
Analog to Digital Encoding
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Copyright © The McGraw-Hill Companies, Inc
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
CHAPTER 6 SKELETAL SYSTEM
Chapter 2 Basic Concepts
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Analog to Digital Encoding
Chapter 3 OSI Model The model Functions of the layers
Digital-to-Analog Conversion
Chapter 1 Introduction Data Communication Networks
Chapter 4 Signals Analog and digital Aperiodic and periodic signals
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Chapter 2 Basic Concepts
Copyright © 2004 The McGraw-Hill Companies, Inc. All rights reserved.
Presentation transcript:

Analog to Digital Encoding Figure 5-15 Analog to Digital Encoding WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

PAM  The McGraw-Hill Companies, Inc., 1998 Figure 5-16 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

Quantized PAM Signal  The McGraw-Hill Companies, Inc., 1998 Figure 5-17 Quantized PAM Signal WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

Quantizing Using Sign and Magnitude Figure 5-18 Quantizing Using Sign and Magnitude WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

PCM  The McGraw-Hill Companies, Inc., 1998 Figure 5-19 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

From Analog to PCM  The McGraw-Hill Companies, Inc., 1998 Figure 5-20 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

From Analog to PCM  The McGraw-Hill Companies, Inc., 1998 Figure 5-20-continued From Analog to PCM WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

From Analog to PCM  The McGraw-Hill Companies, Inc., 1998 Figure 5-20-continued From Analog to PCM WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

From Analog to PCM  The McGraw-Hill Companies, Inc., 1998 Figure 5-20-continued From Analog to PCM WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

Nyquist Theorem  The McGraw-Hill Companies, Inc., 1998 Figure 5-21 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

Digital to Analog Encoding Figure 5-22 Digital to Analog Encoding WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

 The McGraw-Hill Companies, Inc., 1998 Figure 5-23 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

ASK  The McGraw-Hill Companies, Inc., 1998 Figure 5-24 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

FSK  The McGraw-Hill Companies, Inc., 1998 Figure 5-27 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

PSK  The McGraw-Hill Companies, Inc., 1998 Figure 5-29 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

4-PSK  The McGraw-Hill Companies, Inc., 1998 Figure 5-31 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

4-PSK Characteristics  The McGraw-Hill Companies, Inc., 1998 Figure 5-32 4-PSK Characteristics WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

8-PSK Characteristics  The McGraw-Hill Companies, Inc., 1998 Figure 5-33 8-PSK Characteristics WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

4-QAM and 8-QAM Constellations Figure 5-35 4-QAM and 8-QAM Constellations WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

8-QAM Signal  The McGraw-Hill Companies, Inc., 1998 Figure 5-36 WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

16-QAM Constellation  The McGraw-Hill Companies, Inc., 1998 Figure 5-37 16-QAM Constellation WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

Bit Rate and Baud Rate  The McGraw-Hill Companies, Inc., 1998 Figure 5-38 Bit Rate and Baud Rate WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998

Bit Rate and Baud Rate  The McGraw-Hill Companies, Inc., 1998 Figure 5-38-continued Bit Rate and Baud Rate WCB/McGraw-Hill  The McGraw-Hill Companies, Inc., 1998