'Quadrature amplitude modulation' diaporamas de présentation

Analog Transmission

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Chapter 5. Analog Transmission

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Communication System Overview

Communication System Overview. Gwo-Ruey Lee. Outlines. Communication System Digital Communication System Modulation. Communication System. 1/6. Input Transducer Transmitter Channel Receiver Output Transducer. Communication System. 2/6. Input transducer

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Chapter 5 Analog Transmission

Chapter 5 Analog Transmission. 5.1 DIGITAL-TO-ANALOG CONVERSION. Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the information in digital data. Topics discussed in this section:.

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Cellular Communications

Cellular Communications. 4. Modulation. Modulation. Radio signals can be used to carry information Audio, data, video Information is used to modify (modulate) a single frequency known as carrier Modified(modulated) signal is transmitted to receiver

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Digital To Analog Conversion

Digital To Analog Conversion. Process of changing one of the characteristics of an analog signal based on the info in a digital signal Digital data must be modulated on an analog signal that has been manipulated to look like two distinct values corresponding to binary 1 to binary 0.

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Chapter 5 ???? ?? (Analog Transmission)

Chapter 5 ???? ?? (Analog Transmission). 5 ? ???? ??. 5.1 ??? - ? - ???? ?? 5.2 ???? ?? ?? 5.3 ? ?. 5.1 ??? - ? - ???? ??. Digital-to-analog conversion is the process of changing one of the characteristics of an analog signal based on the information in digital data. .

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CPET/ECET 355

CPET/ECET 355. 5. Analog Transmission Data Communications and Networking Fall 2004 Professor Paul I-Hai Lin Electrical and Computer Engineering Technology Indiana University-Purdue University Fort Wayne www.ecet.ipfw.edu/~lin. Analog Transmission - Outlines. Modulation of Digital Data

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Laboratorio di El&Tel

Laboratorio di El&Tel. Wi-Fi and Bluetooth. Mauro Biagi. Outline. Wi-Fi and 802.11 Wi-Fi acquisition and setup Bluetooth features Bluetooth acquisition and setup. IEEE 802.11 means Wi-Fi.

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Modem

Modem. By Amir Taherin. Eng. M. Zamanian. Contents. Definition. 1. History. 2. V.21, V.22, V.22bis. 3. Modulation. 4. Contents. Amplitude shift keying (ASK). 5. Frequency shift keying (FSK). 6. Phase shift keying (PSK). 7. 8. More Complex Modulation. Contents.

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Figure 5-22

Figure 5-22. Digital to Analog Encoding. 3 Characteristics of a sine wave Amplitude Frequency Phase 3 Mechanisms for Modulating Digital Data into Analog Signal ASK FSK PSK. Figure 5-23. Bit Rate and Baud Rate. Bit rate number of bits transmitted during 1 second Baud rate

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Kuliah 1 Mobile Computing

Kuliah 1 Mobile Computing. Basis teori Komunikasi Data. Analisa Fourier Bandwidth-Limited Signals Maximum Data Rate dari Channel. Analisa Fourier. ?. ?. n=1. n=1. T. 0. T. 0. T. 0. Setiap suatu fungsi periodik g(t) dengan periode T dapat dinyatakan sebagai :

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CHAPTER 3

CHAPTER 3. Physical Layer. Announcements and Outline. Recap Physical Layer 3.1 Circuits 3.2 Media Outline Physical Layer 3.3 Digital Transmission (Digital Data) 3.4 Analog Transmission (Digital Data) 3.5 Digital Transmission (Analog Data). 2. 3.2 Media Summary. 3.

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Synchronization in Digital Communication

Synchronization in Digital Communication. By: Bader Al-Kandari and Josh Mason Advisors: Dr. Thomas L. Stewart, Dr. In Soo Ahn.

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Synchronization in Digital Communication

Synchronization in Digital Communication. By: Bader Al-Kandari and Josh Mason Advisors: Dr. Thomas L. Stewart, Dr. In Soo Ahn.

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Chapter 7 Performance of QAM

Chapter 7 Performance of QAM. Performance of QPSK Comparison of Digital Signaling Systems Symbol and Bit Error Rate for Multilevel Signaling. Huseyin Bilgekul EEE 461 Communication Systems II Department of Electrical and Electronic Engineering Eastern Mediterranean University. 0 1 0 1. x.

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Analog Sinusoidal Modulation

Analog Sinusoidal Modulation. Analog communication Transmit/receive analog waveforms Amplitude Modulation (AM) Freq. Modulation (FM) Phase Modulation (PM) Quadrature Amplitude Mod. Pulse Amplitude Modulation. Digital communication Same but treat transmission and reception as digitized

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An implementation of IEEE802.11a WLAN system using Subword Parallelism and its Quantization Error Evaluation

An implementation of IEEE802.11a WLAN system using Subword Parallelism and its Quantization Error Evaluation. Zaipeng Xie Muwu Hou Daphne J Franklin. Topics Covered. Motivation IEEE 802.11a Standard OFDM System Transmitter Receiver Quantization Error Analyses Simulation Results

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Digital D ata using Band-Limited (Analog) Signals

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