'Analog modulation' presentation slideshows

Communications 1

1.4k views • 86 slides

Lecture 2

Lecture 2. RF fundamentals. Objectives. Explain the principals of radio wave transmissions Describe the basic types of modulation. Radio Wave Transmission Principles. Understanding principles of radio wave transmission is important for: Troubleshooting wireless LANs

700 views • 56 slides

CWNA Guide to Wireless LANs, Second Edition

CWNA Guide to Wireless LANs, Second Edition. Chapter Three How Wireless Works. Objectives. Explain the principals of radio wave transmissions Describe RF loss and gain, and how it can be measured List some of the characteristics of RF antenna transmissions

670 views • 52 slides

CWNA Guide to Wireless LANs, Second Edition

CWNA Guide to Wireless LANs, Second Edition. Chapter Three How Wireless Works. Objectives. Explain the principals of radio wave transmissions Describe RF loss and gain, and how it can be measured List some of the characteristics of RF antenna transmissions

636 views • 52 slides

CWNA Guide to Wireless LANs, Second Edition

CWNA Guide to Wireless LANs, Second Edition. Chapter Three How Wireless Works. Objectives. Explain the principals of radio wave transmissions Describe RF loss and gain, and how it can be measured List some of the characteristics of RF antenna transmissions

646 views • 49 slides

CWNA Guide to Wireless LANs, Second Edition

CWNA Guide to Wireless LANs, Second Edition. Chapter Three How Wireless Works. Objectives. Explain the principals of radio wave transmissions Describe RF loss and gain, and how it can be measured List some of the characteristics of RF antenna transmissions

576 views • 49 slides

Lecture 3 Paul Flynn

Modulation. Lecture 3 Paul Flynn. Frequency Spectrum. Long Waves, Medium Waves and Short Waves. Modulation of Analog Signals. Amplitude Modulation (AM) Frequency Modulation (FM) Phase Modulation (PM). Figure 5.24 Analog-to-analog modulation. Types of analog-to-analog modulation.

501 views • 30 slides

Multiplexing

Multiplexing. CSE 3213. Frequency Division Multiplexing. Time Division Multiplexing. Space Division Multiplexing. Digital Data, Analog Signals (5.2). CSE 3213. Digital Data, Analog Signal. main use is public telephone system has frequency range of 300Hz to 3400Hz

248 views • 24 slides

Lecture 6: Signal encoding techniques

423 views • 23 slides

Digital Data, Analog Signals (5.2)

Digital Data, Analog Signals (5.2). CSE 3213 Fall 2011. Digital Data, Analog Signal. main use is public telephone system has frequency range of 300Hz to 3400Hz uses modem (modulator-demodulator). Modulation Techniques. Amplitude Shift Keying.

268 views • 20 slides

Digital modulation techniques

Digital modulation techniques. Modulations systems. Channel capacity. Reasons for choosing encoding techniques. What is modulation ?. Modulation = Adding information to a carrier signal

542 views • 16 slides

Digital modulation techniques

Digital modulation techniques. Modulations systems. Channel capacity. Reasons for choosing encoding techniques. What is modulation ?. Modulation = Adding information to a carrier signal

253 views • 16 slides

Electromagnetic Wave

Electromagnetic Wave. Wireless Communication. Cellular Phone Radio Television. http://en.wikipedia.org/wiki/Modulation. Analog Modulation. Amplitude modulation Double-sideband modulation DSB + Double-sideband modulation with unsuppressed carrier (DSB- WC)(used on the radio AM band)

151 views • 10 slides

Figure 5-39

Figure 5-39. Analog to Analog Modulation. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-40. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-41. Amplitude Modulation. ? The McGraw-Hill Companies, Inc., 1998. WCB/McGraw-Hill. Figure 5-42.

404 views • 8 slides