230 likes | 349 Views
Electromagnetic Transmission ECEn 191 New Student Seminar. THE TELEGRAPH. THE TELEGRAPH. CONNECTED IN 1904. TELEGRAPH VS. TEXT MESSAGING. THE TELEPHONE. SOUND AS VOLTAGE SIGNAL. TYPES OF WIRE. WIRELESS TRANSMISSION. RADIATING ANTENNA. EXAMPLE ANTENNA. AMPLITUDE VARIATION. +.
E N D
AMPLITUDE VARIATION + Input Signal (Voice) Carrier Signal Transmitted Signal
FREQUENCY VARIATION + Input Signal (Voice) Carrier Signal Transmitted Signal
OPTICAL COMMUNICATION Laser Optical Fiber Receiver
WHAT’S NEXT RF ID Tracking Nanorobot “Doctors”
WHAT’S NEXT Power Transmission
EM TRANSMISSION CLASSES • Integral and differential calculus • Linear algebra • ECEn 360 Lines and Fields • ECEn 370 Probability Theory • ECEn 380 Signals and Systems • ECEn 485 Digital Communication Theory • ECEn 562 Optical Communications
LAB EXERCISE http://www.et.byu.edu/groups/newstudent/schedule.html