'Digital signals' diaporamas de présentation

Chapter 6

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Chapter 3: Signals Analog and Digital Signals

Chapter 3: Signals Analog and Digital Signals. To be transmitted, data must be transformed to electromagnetic signals . Analog and Digital. Analog and Digital Data Analog and Digital Signals Periodic and Aperiodic Signal. Data. Data can be Analog infinite number of values in a range

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Measuring Digital and DOCSIS Performance

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Overview of the PSTN and Comparisons to Voice over IP

Overview of the PSTN and Comparisons to Voice over IP. Dr. Adeel Akram Telecommunication Engineering Department UET Taxila. Lecture Overview. The Beginning of the PSTN Understanding PSTN Basics PSTN Services and Applications PSTN Numbering Plan

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Lecture-1 Prepared by: Abdul Hasib Lecture, IICT BUET

Lecture-1 Prepared by: Abdul Hasib Lecture, IICT BUET. Frequency, Spectrum and Bandwidth. Time domain (examining the signal over time): Continuous signal - signal with no breaks or discontinuities Discrete signal - signal with a finite number of values

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Chapter 2

Teachers Discovering Computers. Chapter 2. Communications, Networks, the Internet. Chapter Objectives. Define communications Identify the basic components of a communications system Describe how and why network computers are used in schools and school districts

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ECE 353 Introduction to Microprocessor Systems

ECE 353 Introduction to Microprocessor Systems. Michael G. Morrow, P.E. Week 14. Topics. Digital versus analog Data acquisition systems Quantization and aliasing ADCs DACs Waveform Generation ADuC7026 Analog Peripherals Digital Filters and Audio Demos. Characteristics of Signals.

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Lecture 27 Physical Layer (Data and Signals)

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EE442 --Digital Signals and Filtering, Winter 2004 (MWF, 9:30-10:20 am, EE1 045)

EE442 --Digital Signals and Filtering, Winter 2004 (MWF, 9:30-10:20 am, EE1 045). Prof. Jenq-Neng Hwang, (hwang@ee.washington.edu) Office Hours (EE M426): Mon,Wed,Th 1:30 -- 2:30 pm

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Introduction

Introduction. Lecture1. Communication Systems. Systems communicate in order to share information. To communicate means to pass information from one place to another.

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Chapter 8

Chapter 8. Data Transmission and Modems. Agenda. Circuit Mode of transmission Digital transmission Analog transmission for digital signals - modems Methods Classification Interfaces Functions Selection Criteria. Circuit. Signal rate

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IGCSE Physics

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Data Communication and Networking

Data Communication and Networking . Physical Layer and Media. Objectives. We will start our discussion from the Bottom Most Layer and it is called the Physical Layer.

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Signal Conditioning (Multiplexer, Data Acquisition,DSP, Pulse Modulation)

PE-4030 Chapter 3 Part two. Signal Conditioning (Multiplexer, Data Acquisition,DSP, Pulse Modulation). Professor Charlton S. Inao Professor Mechatronics System Design Defence Engineering College Bishoftu, Ethiopia. Instructional Objectives.

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Introduction to Digital Audio

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Logic Gates

Logic Gates. Logic Gates. Digital Signals Logic Gates NOT (Inverter) Gate AND Gate OR Gate NAND Gate NOR Gate XOR Gate. Each column represents a small amount of time. Digital Signals. Digital signals 0 (false) or 1 (true) Digital signal 1 is represented by a small voltage.

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Digital multiplexers

Digital multiplexers. In TDM a group of analog signals are sampled sequentially in time at a common sampling rate and then multiplexed for transmission over a common line In this section the multiplexing of digital signals at different rates will be considered

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Analogue and Digital Signals

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Cable Modems

Cable Modems. From a presentation by Donner Grigsby CPSC 611. What are Cable Modems?. The cable TV plant dedicates a standard cable TV channel to data transfer for Internet and multimedia services.

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Communications

Communications . 14.2 Digital Signals. 14.1 Solve problems involving the conversation between binary numbers and decimal numbers. Convert the following binary numbers into base 10 (to decimal numbers). 1001011 (2) =(2^6)+(2^3)+2+1 =64+8+2+1=75. Decimal ? binary numbers. 14 =(8+4+2)

261 views • 14 slides