Figure 4-24 shows several physical layer protocols. Which of these is closest to the Bluetooth physical layer
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Figure 4-24
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Upper layers Logical link layer Data link layer MAC sublayer 802.11 (legacy) Frequency hopping and infrared 802.11b 802.11n 802.11g OFDM Physical layer 802.11a Spread spectrum MIMO OFDM OFDM Release date: 1997–1999 1999 1999 2003 2009
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