MIMO systems are characterized by the number of antennas at each end of the wireless channel.
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Q9: MU-MIMO techniques are used in both Wi-Fi
Q10: In a multipath scenario where each receiving
Q11: In OFDM all of the subcarriers are
Q12: Subchannelization is not useful for battery-powered devices.
Q13: Diverse multipath fading offers multiple views of
Q15: Together,MIMO and OFDM technologies are the cornerstone
Q16: _ is used on the uplink channel
Q17: The IFFT operation has the effect of
Q18: Spread spectrum is an important form of
Q19: Spatial diversity can be used when transmitting
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