Lect2_RF Block and System Design Parameters(I)

Lect2_RF Block and System Design Parameters(I) - ECE 620...

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ECE 620 Introduction to RF Integrated Circuits Prof. Waleed Khalil Lecture RF Block and System Design Parameters(I) 2 1
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Outline RF Communication Systems: Intro Channel Characteristics LOS and NLOS Channels Friis Transmission Equation 2
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Radio Spectrum; Where is RF? 3 VLF 3-30 kHz Submarine communication (24kHz) LV 30-300 kHz LORAN Navigation System (100kHz) MF 0.3-3 MHz AM radio (500 - 1600kHz) HF 3-30 MHz International broadcasting, air, ship and amateur comm. VHF 30-300 MHz TV (ch 2-6: 54-88MHz, and ch7-13: 174- 216MHz) and FM radio (88-108MHz) UHF 0.3-1 GHz TV (ch 14-69: 470-806MHz), Cellular m -wave 1-30 GHz GPS (1.575GHz), Cellular, Ovens (2.45GHz), WLAN (2.4-2.48GHz, 5.15-5.85GHz), Satellite TV (C Band: 3.7 -4.2GHz and Ku Band: 10.7 - 12.75GHz) Mm- wave 30-300 GHz Car radar (76GHz), W_HDMI (60GHz), aircraft landing in fog (94GHz). ECE 620
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Radio System; Antenna to Bits 4 *Courtesy of Prof. W. A. Ahmed, AUB
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Classifications of Radio Systems Noise limited vs. interference limited
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This note was uploaded on 11/21/2011 for the course ECE 620 taught by Professor Khalil during the Fall '11 term at Ohio State.

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Lect2_RF Block and System Design Parameters(I) - ECE 620...

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