PHY layer review

Outline

1. What we have learned so far
2. More interesting things to know

Review

• Signal

  • Frequency/Time

• Analog Modulation

• Digital

  • Sample Theorem

  • Modulation

  • Encode

More problems/More solutions

• OFDM
  • An interesting tutorial
• OFDMA
  • Part of WiFi 802.11ax
• 5G
  • Massive MIMO:
  • mmWave
  • Beamforming
• Physical layer security
  • Interesting work: Radio-telepathy