Digital Communication

Notices

• Mid Score (pdf)

• Final Score (pdf)

Lecture Notes

• 20150902 Text book (pdf)

• 20150907 Matlab Introduction (pdf)

• 20150914 A/D Converting (pdf)

• 150914 Self Informatiion (pdf)

• 150921 Entropy homework (pdf)

• 150921 Huffman code example using Matlab (pdf)

• 150923 RSRP, RSSI, RSRQ (pdf)

• 150923 LTE RSRP and RSRQ (pdf)

• 150923 LTE PHY Measurement TS25.215 (pdf)

• 151005 Source coding ex01 (pdf)

• 151005 Source coding ex02 (pdf)

• 151012 Multiple Access techniques (ppt)

• 151108 Multiplexing - FDD or TDD (link, pdf)

• 151013 LTE Physical RB (link, pdf)

• 151013 Difference between Cell Identity and Physical Cell Identity? (link)

• 151013 How does your smartphone know your location? (link)

• 151013 Ten ways your smartphone knows where you are (link)

• 151013 LTE Technology Basics Webinar (link)

• 151015 Introduction to ISI and Nyquist criterion - Pulse shaping filter (link, link)

• 151015 LTE Cellular inter-symbol interference (ISI) (link)

• 151015 LTE Cyclic Prefix (link)

• 151015 OFDMA and single-carrier frequency division multiple access (SC-FDMA) (link)

• 151021 RSRP, RSRQ measurement (link, pdf, pdf)

• 151125 RSRP, RSRQ Q & A (yellow-marked part) (pdf, pdf)

• 151021 How do EARFCN's work? (link, pdf)

• 151026 Binary transmission and OFDM (pdf, jpg, jpg)

• BPSK bit-error-rate (BER) simulation (pdf), QPSK BER simulation (pdf)

• Binary ASK BER simulation (pdf), Binary FSK bit-error-rate (BER) simulation (link, jpg, pdf, pdf)

• How to read BPSK, BFSK, and BASK BER curves over SNR (pdf)

• 4-PAM theoretical performance (pdf), 4-PAM simulation (pdf)

• 151108 QPSK, QAM explanation (link)

  • 151108 Gray code for 16-QAM (link) Gray code binary conversion (link, link, link)

• 151108 Soundl.ly patent using Aerial communication technology (link, link, pdf, pdf)

• BPSK simulator with real-valued AWGN is employed (pdf)

• Lecture note on BPSK simulation with real-valued AWGN (pdf)

• BPSK - SNR and real-valued AWGN (video)

• BPSK - What is complex AWGN? (video)

• How to check BER in the BPSK simulator (video)

• This is what the theoretical BER is (video)

• 151116 Basics of IQ Signals (link, pdf, pdf)

• 151116 Basics of IQ Signals Part II: AM and FM phasor diagrams (link, pdf)

• 151116 Basics of RF mixers (link, pdf)

• 151116 Basics of the diode ring mixer (link, pdf)

• 141117 Binary ASK simulation (video), Binary FSK simulation (video), QPSK BER (video), QPSK simulation (video)

• 141119 QPSK symbol error rate (video1, video2)

• 141124 4-PAM theoretical performance (video), 4-PAM simulation (video) Matlab code (m file, txt)

Presentation Video Files

• 20151007 Source coding (video), Huffman coding (video)

Home Work

• #01, due to Sep. 25 (Fri.) sample solution note from a student, sol1 and sol2

• #02, due to Sep. 23 (Wed.) sample solution note from a student, sol1, sol2 and sol3

• #03, due to Oct. 12 (Mon.) sample solution note from a student, sol1 and sol2

• #04, due to Oct. 26 (Mon.) sample solution note from a student, sol1, sol2 and sol3

• #05, due to Nov. 09 (Mon.) sample solution note from a student, sol