Chapter 6. Wireless Networks and Spread Spectrum Technologies

IN THIS CHAPTER, YOU WILL LEARN ABOUT THE FOLLOWING:

  • Industrial, Scientific, and Medical bands (ISM)

    • 900 MHz ISM band

    • 2.4 GHz ISM band

    • 5.8 GHz ISM band

  • Unlicensed National Information Infrastructure bands (UNII)

    • UNII-1 (lower band)

    • UNII-2 (middle band)

    • UNII-2 Extended

    • UNII-3 (upper band)

  • Narrowband and spread spectrum

  • Frequency hopping spread spectrum (FHSS)

    • Hopping sequence

    • Dwell time

    • Hop time

    • Modulation

  • Direct sequence spread spectrum (DSSS)

    • DSSS data encoding

    • Modulation

  • Packet Binary Convolutional Code (PBCC)

  • Orthogonal Frequency Division Multiplexing (OFDM)

    • Convolutional coding

    • Modulation

  • 2.4 GHz channels

  • 5 GHz channels

  • Adjacent, nonadjacent, and overlapping channels

  • Throughput vs. bandwidth

  • Communication ...

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