Class Notes:

1.  Introduction to Communications  (Ch 1)

• 1.  Introduction to Communications Engineering (YouTube) (pdf)

  2. Basic Communications System, Important Terminologies, and Why to Modulate (YouTube) (pdf)

2.  Introduction to Signals  (Ch 2)

• 1. Review of Signals and Systems (YouTube) (pdf)

  2. Review of Fourier Series (YouTube) (pdf)

 3. Analysis and Transmission of Signals (Ch 3)

• 1. Review of Fourier Transform (YouTube) (pdf)

4. Amplitude Modulation  (Ch 4) (pdf : full chapter slides)

• 1. Introduction to Modulation (AM): Baseband vs, Passband and why to modulate (YouTube) 

  2. Double-Side-band Suppressed Carrier (DSBSC) Modulation (YouTube) 

  3. Modulation Circuits:

     • Introduction (1 out of 4) (YouTube) 

     • Non-linear Modulators (2 out of 4) (YouTube) 

     • Modulation Circuits: Switching Modulators (3 out of 4) (YouTube) 

     • Modulation Circuits: Demodulation (4 out of 4) (YouTube) 

  4. Double Side band with Carrier (DSBWC): Full AM (YouTube) 

  5. Full AM: Generation and Demodulation (YouTube) 

  6. Quadrature Amplitude Modulation QAM (YouTube) 

  7. Single Sideband SSB Modulation (YouTube) 

  8. Single Sideband SSB Modulation: Generation and Demodulation (YouTube) 

  9. Vestigial Sideband (VSB) (YouTube)

  10. Carrier Acquisition (YouTube) 

  11. Amplitude Modulation: The Big Picture (YouTube) 

5. Exponential (Frequency) Modulation  (Ch 5)

• 1. Angle Exponential Modulation and Instantaneous Frequency (YouTube) (pdf) 

  2. Examples for Sketching FM and PM signals (YouTube) (pdf) (additional)

  3. Narrowband FM/PM : Bandwidth and Generation (YouTube) (pdf)

  4. Bandwidth of Wideband FM/PM Carson's Rule (YouTube) (pdf)

  5. Examples of FM/PM Bandwidth Estimation (Carson's Rule) and Why FM/PM ? (YouTube) (pdf)

  6. Effects of Non-linearity on Amplitude (AM)and Frequency Modulated (FM) signals (YouTube) (pdf)

  7. Generation of Wideband FM/PM (YouTube) (pdf)

  8. FM Demodulation (YouTube) (pdf)

  9.  FM AM Super Heterodyne Receiver (YouTube) (pdf)

  10. Pre-emphasis De-emphasis and FM Stereo Receiver (YouTube) (pdf)

  11. Summary (YouTube) (pdf)

6. Sampling &   Pulse Coded Modulation  (Ch 6)

• 1. Analog to Digital Conversion: Sampling and Signal Reconstruction (YouTube) (pdf)

  2. Aliasing (YouTube) (pdf)

  3. Channel Capacity, Time Division Multiplexing, and Pulse Coded Modulation (YouTube) (pdf)

  4. Quantization, Part I: Uniform Quantization and PCM Generation (YouTube) (pdf)

  5. Quantization, part II: Non Uniform Quantization (YouTube) (pdf)

  6. The T1 Digital Carrier System (YouTube) (pdf)

  7. DPCM and Delta Modulation (YouTube) (pdf)

7.  Principles of Digital Data Transmission (Ch 7)

• 1. Line Codes (YouTube) (pdf)

  2. Pulse Shaping and Nyquist Criteria for Zero ISI (YouTube) (pdf)

  3. Controlled ISI: Duobinary Signaling (YouTube) (pdf)

     • Pulse shaping and ISI the BIG PICTURE (YouTube)

  4. Transmission rates of Typical Services (YouTube) (pdf)

  5. M-ary Multi amplitude and orthogonal signaling (YouTube) (pdf)

  6. Digital Carrier Modulation ASK PSK FSK (YouTube) (pdf)

  7. Demodulation of Digital Carrier Systems: ASK PSK DPSK FSK (YouTube) (pdf)

  8. Signal Constellation and QAM (YouTube) (pdf)

  9. Eye Diagram (YouTube) (pdf)

• Course Summary (pdf)