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Education Lecture 5

1. Advanced Frequency Shift Keying bandwidth needed for FSK depends on the distance between the carrier frequencies special pre-computation avoids sudden phase shiftsMSK…

Documents Manufactured by RSIalarm Best of Show ISC West 2007 Intrusion Detection/Prevention Innovation.

Slide 1Manufactured by RSIalarm Best of Show ISC West 2007 Intrusion Detection/Prevention Innovation Slide 2 What is Videofied? It is NOT surveillance. Totally Wireless EVENT…

Documents Wireless Wide Area Networks 3G/4G - mobile phones.

Slide 1 Wireless Wide Area Networks 3G/4G - mobile phones Slide 2 Multiplexing (collection of schemes to transmit multiple signals simultaneously) FDM - Frequency-Division…

Documents ECE/TCOM 590 Introduction to Wireless Systems January 22, 2004.

ECE/TCOM 590 Introduction to Wireless Systems January 22, 2004 Course Objective As stated in the introduction to the text: Study of the operation (to a less extent the design)…

Documents IEEE 802.11 Standards. First published in June 1997. Defines technologies at the Physical layer and....

IEEE 802.11 Standards IEEE 802.11 Standards First published in June 1997. Defines technologies at the Physical layer and the MAC sublayer of the Data-Link layer.  The…

Documents Lecture 4 Spread Spectrum. In some applications, we have some concerns that outweigh bandwidth...

In some applications, we have some concerns that outweigh bandwidth efficiency. In wireless applications, stations must be able to share this medium without interception…

Documents Chapter 2

Chapter 2 Introduction to spread-spectrum communications Part II As discussed in Chapter 1 Part I, a spread spectrum modulation produces a transmitted spectrum much wider…

Documents Computer Networks - part IV ( Wireless: Introduction & topologies )

Computer Networks - part IV (Wireless: Introduction & topologies) A Wireless Network Definition: A Group of interconnected nodes that exchange information and share resources…

Documents IEEE 802.11 Standards

IEEE 802.11 Standards IEEE 802.11 Standards First published in June 1997. Defines technologies at the Physical layer and the MAC sublayer of the Data-Link layer.  The…