'Am modulation' diaporamas de présentation

Electromagnetic Waves and Their Propagation Through the Atmosphere

Electromagnetic Waves and Their Propagation Through the Atmosphere. What are Electromagnetic Waves?. An electromagnetic wave is an energy wave produced from an electrical discharge. Electromagnetic waves have rise and fall cycles. The number of rise and fall cycles per second is its frequency.

520 views • 35 slides

Chapter 1. Introduction

Chapter 1. Introduction. Husheng Li The University of Tennessee. Course Contents. Basics of communications Signals and noise Amplitude modulation Phase and frequency modulations Pulse modulation Analog communication system. Textbook.

291 views • 22 slides

Gravitational Wave Astronomy

355 views • 17 slides

Pulse Amplitude Modulation

Pulse Amplitude Modulation. Section 6.6. DSB/SC-AM Modulation (Review). Frequency Shift Property (Review). Frequency Spectrum of DSB/SC-AM Signal (Review). Carrier Signal for Amplitude Modulation. Pulse Amplitude Modulation. Frequency Spectra for Pulse Amplitude Modulation.

584 views • 14 slides

EE104: Lecture 18 Outline

EE104: Lecture 18 Outline. Announcements: Lecture Friday goes from 12:50-2:05 Review of Last Lecture White Noise Introduction to Modulation AM Modulation Generation of AM Waves Detection of AM Waves. Review of Last Lecture. Autocorrelation of Power Signals

252 views • 9 slides