'Phase shift' diaporamas de présentation

Long-Distance Communication (carriers and modems). Sending signals over long distances Modems Leased serial data circuits Optical, radio and dialup modems Carrier frequencies and multiplexing Time division multiplexing. Signalling across long distances.

Lecture 7. Power Divider Quadrature (90 o ) Hybrid Coupled Line Directional Couplers The 180 o Hybrid. Resistive Divider. a three-port power divider can be matched at all ports using lumped resistors consider the circuit diagram below:. Resistive Divider.

BRADLEY UNIVERSITY Department of Electrical and Computer Engineering Sr. Capstone Project Advisor: Dr. Anakwa Student: Paul Friend. Overview: Background Information Halbach Array Inductrack Sensors Propulsion Methods. Controls Physical Design Theories Parts and Equipment Schedule

Environmental Noise. Architectural Acoustics II March 17, 2008. Outline. Barriers Basic insertion loss Location relative to S and R Edge geometry Source and receiver conditions Close vs. far Moving vs. stationary Distance effects Ground cover Grazing incidence Temperature inversions

Lesson 14: Introduction to AC and Sinusoids. Learning Objectives. Compare AC and DC voltage and current sources as defined by voltage polarity, current direction and magnitude over time.

How Television Works?. “A Simplified Viewpoint??”. From Studio to Viewer. Television content is developed in a studio from a variety of sources Live televised events Pre-recorded events Combination of both. How the image makes it into your living room…. The Camera Imaging sensor

Chapter 6 – Graphs and Inverses of the Trigonometric Functions. 6.1 Graphs of Trigonometric Functions. First as a class let’s graph y = sin x and y = cos x. y = tan x.

Digital Communications Basics Dan M. Goebel 4/23/2002. Digital Communications System Block Diagram. From: B.Sklar Digital Communications , Prentice Hall, NJ 2001. Digital “Bandpass” Modulation. PSK. FSK. ASK. APK/QAM.

ADSL vs CABLE. This project is a direct comparison between Mpowered’s ADSL modem and EastLink’s Cable modem. Robert Allen Chris Angione Micheal Hunsley Jeffery Learning. Mpowered PC. Advertised: 8 Mbps down stream and 2 Mbps up stream.

wireless hosts laptop, PDA, IP phone run applications may be stationary (non-mobile) or mobile wireless does not always mean mobility. network infrastructure. Elements of a wireless network. base station typically connected to wired network

d oc.: IEEE 802.15-16- 0015 -02-007a. Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: Kookmin University PHY sub-proposal for ISC using Dimmable Spatial M-PSK (DSM-PSK) Date Submitted: January 2016

Bose-Einstein condensation in relativistic quasi-chemical equilibrium system --- from color superconductivity to diquark BEC ----. Nakano, Eiji (NTU). Contents: . QCD phase diagram Introduction to Color superconductivity (CSC)

Please insert a picture (Insert, Picture, from file). Size according to grey field (10 cm x 25.4 cm). Scale picture: highlight, pull corner point Cut picture: highlight, choose the cutting icon from the picture tool bar, click on a pagepoint and cut.

Chapter 25. Waves and Particles Midterm 4 UTC 1.132   . Wave Phenomena. Interference Diffraction Reflection. Wave Description. – wavelength: distance between crests (meters) T – period: the time between crests passing fixed location (seconds)

JT65-HF. Presented by Al Mecozzi WA8LBZ. IN THE BEGINNING THERE WAS WSJT. BACKGROUND Joe Taylor, K1JT, developed a suite of open-source programs designed for weak-signal digital communication by amateur radio. The programs are WSJT, MAP65, WSPR and SimJT.

Chapter 16 Oscillators. Objectives. Describe the basic concept of an oscillator. Discuss the basic principles of operation of an oscillator. Analyze the operation of RC and LC feedback oscillators. Describe the operation of the basic relaxation oscillator circuits.

ME 4053. Tribology Lab. Objectives : Characterize elastohydrodynamic (EHD) lubrication using an optical technique. The study involves: Measurement of the lubricating film thickness as a function of: rolling velocity normal load

Shaping Laser Pulses. by Emily Collier Kansas State University August 2, 2007. Outline. Motivation Experimental Set-Up Theory behind the set-up Results Acknowledgements. Motivation. Attosecond pulses could be used to study time-dependence of atomic dynamics.

The Quantum many-body problem:. Less is more and more is different. Jorn Mossel University of Amsterdam, ITFA. Supervisor: Jean- Sébastien Caux. Talk outline. Introduction More is different Less is more Spin chain Heisenberg model Exact solutions with the Bethe Ansatz

Sine & Cosine Graphs. By: Taylor Pulchinski Daniel Overfelt Whitley Lubeck. http://www.youtube.com/watch?v=9rsJF6lqxao. Equations. y = a sin (bx-h)+ k y = a cos (bx-h)+k a = Amplitude (height of the wave) 2( )/b = Period (time it take to complete one trip around)