A Review of Key Wireless Physical Layer Concepts

• Electromagnetic Spectrum
  
• Frequency, Period, and Phase
  
• Wavelength
  
• Time and Frequency Domains
  
• Decibels
  
• Coding Terminology
  
• Phase-Shift Keying (PSK)
  
• QAM
  
• Antenna
  
• Reflection, Diffraction, Scattering
  
• Multipath Propagation
  
• Doppler Shift
  
• Channel Capacity
  
• Shannon's Theorem
  
• Hamming Distance
  
• Error Correction
  
• Convolutional Coding
  
• Turbo Codes
  
• CDMA
  
• Frequency Hopping Spread Spectrum
  
• Direct-Sequence Spread Spectrum
  
• OFDM
  
• Summary

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