University of Electronic Science and Technology of China "Communication Principles" classic tutorial (39 lectures in total)

This series introduces communication principles. The teacher first started with the introduction of communication principles, mainly explaining the introduction of communication principles, basic knowledge of communication principles, analog transmission, digital baseband transmission, basic digital frequency band transmission, analog signal digitization and PCM, modern digital transmission technology, etc. content, the teacher also commented on the assignments related to each chapter.

• Chapter 1：Lecture 1: Basic concepts of communication, sources and common messages (46 minutes and 27 seconds)

• Chapter 2：Lecture 2 Channels, Frequency Bands and Radio Wave Transmission (44 minutes and 44 seconds)

• Chapter 3：Lecture 3 Digital and Analog Transmission Systems (41 minutes and 29 seconds)

• Chapter 4：Lecture 4: Know the signal energy spectrum, power spectrum and signal bandwidth, random signals (53 minutes and 48 seconds)

• Chapter 5：Lecture 5 Gaussian distribution and Gaussian signal, white noise (42 minutes and 36 seconds)

• Chapter 6：Lecture 6 Thermal noise, signal passing through linear time-invariant system, bandpass signal (43 minutes and 11 seconds)

• Chapter 7：Lecture 7 Conventional AM, Modulation to Suppress Carrier Double Sideband AM Signal (43 minutes and 35 seconds)

• Chapter 8：Lecture 8 Demodulation of Suppressed Carrier Double Sideband AM Signals (45 minutes and 22 seconds)

• Chapter 9：Lecture 9 Single Sideband AM, Residual Sideband AM (43 minutes and 44 seconds)

• Chapter 10：Lecture 10 Basic concepts and spectral characteristics of angle modulation (44 minutes and 9 seconds)

• Chapter 11：Lecture 11 Analysis of Angle Modulation of Sinusoidal Signals (42 minutes and 3 seconds)

• Chapter 12：Lecture 12 Reception of Angle Adjustment Signal (42 minutes and 33 seconds)

• Chapter 13：Lecture 13 Anti-noise performance of coherent demodulation in AM systems (43 minutes and 35 seconds)

• Chapter 14：Lecture 14 Anti-noise performance of angle modulation (56 minutes and 28 seconds)

• Chapter 15：Lecture 15 Analog Modulation Applications (43 minutes and 53 seconds)

• Chapter 16：Lecture 16 Digital Baseband Signals (44 minutes and 52 seconds)

• Chapter 17：Lecture 17 How to receive binary signals (45 minutes and 18 seconds)

• Chapter 18：Lecture 18 Error performance of binary signals and matched filters (49 minutes and 17 seconds)

• Chapter 19：Lecture 19 Error Analysis of Binary Signals (43 minutes and 46 seconds)

• Chapter 20：Lecture 20 Assignment Commentary on Analog Transmission Systems (41 minutes and 27 seconds)

• Chapter 21：Lecture 21 Reception methods and error analysis of multi-dimensional signals, inter-code crosstalk and Nyquist criterion (44 minutes and 1 seconds)

• Chapter 22：Lecture 22 Inter-symbol crosstalk-free transmission on band-limited channels, raised cosine roll-off filter and eye diagram (40 minutes and 39 seconds)

• Chapter 23：Lecture 23 Channel Equalization, Digital Equalizer (42 minutes and 30 seconds)

• Chapter 24：Lecture 24 Basic equalization algorithm, basic concept of symbol synchronization (44 minutes and 49 seconds)

• Chapter 25：Lecture 25 Symbol synchronization method, line pattern (1 minutes and 1 seconds)

• Chapter 26：Lecture 26 Line Code Patterns (continued), Commentary on Digital Baseband Transmission Operations (Part 1) (1 minutes and 1 seconds)

• Chapter 27：Lecture 27 Commentary on Digital Baseband Transmission Operations (Part 2), Amplitude Shift Keying Technology (43 minutes and 5 seconds)

• Chapter 28：Lecture 28 Power spectrum, bandwidth, envelope detection error analysis of amplitude shift keying (44 minutes and 7 seconds)

• Chapter 29：Lecture 29 Phase Shift Keying (44 minutes and 22 seconds)

• Chapter 30：Lecture 30 MATLAB simulation of differential phase shift keying and frequency shift keying (42 minutes and 14 seconds)

• Chapter 31：Lecture 31 Frequency Shift Keying MATLAB Simulation (continued) (56 minutes and 5 seconds)

• Chapter 32：Lecture 32 QPSK System (42 minutes and 49 seconds)

• Chapter 33：Lecture 33 DQPSK, OQPSK, etc., comparison of bit error performance of basic frequency band modulation systems (49 minutes and 53 seconds)

• Chapter 34：Lecture 34: Analysis of frequency band-free inter-code crosstalk systems, comparison of power spectrum and bandwidth of basic frequency band modulation systems, multivariate frequency band modulation (4 minutes and 28 seconds)

• Chapter 35：Lecture 35 Sampling of Analog Signals (45 minutes and 49 seconds)

• Chapter 36：Lecture 36 Digital Band Transmission System Operation Review, Uniform Quantification (42 minutes and 48 seconds)

• Chapter 37：Lecture 37 Optimal quantization, quantization signal-to-noise ratio and logarithmic quantization (41 minutes and 23 seconds)

• Chapter 38：Lecture 38 Pulse Code Modulation (42 minutes and 23 seconds)

• Chapter 39：Lecture 39 Differential pulse code modulation and incremental modulation, time division multiplexing (40 minutes and 48 seconds)