Digital Signal Processing

Lectures

A total of 16 lectures are timetabled between 14:00-15:00 on Thursdays and Tuesdays, from 7th October to 30th November 2021. The lectures for this course will be delivered in-person in LT2. A live-stream will also be made available for those participants who may have to self-isolate. The lecture recordings can be accessible from the "Recordings" tab after the in-person lecture hours.

Asking questions

If you have questions about the course or subject, you can:

• ask on the Moodle Questions/Discussions Forum
• contact me (aoy20) via email or Teams chat

Also, please occasionally check the Announcements section on Moodle for the updates.

Lecture notes

• Presentation slides – for 4:3 projector
• Print version – 4 slides per side of A4
• Large print version – 2 slides per side of A4

Demonstration and exercise materials

• Introduction to MATLAB lecture – watch before starting the assignments
• Zoneplate sampler, zoneplate bitmap (lecture 5)
• touchtone-synth.wav (Assignment 2)
• Touchtone specification: ITU-T Recommendations Q.23 and Q.24 (Assignment 2)
• stars-blurred.png, stars-psf.png (Assignment 3)
• IQ sampled recordings of FM radio broadcasts (Assignment 3):
  • iq-fm-96M-240k.dat
    center frequency 96.0 MHz (= BBC Radio Cambridgeshire), sample rate 240 kHz, 30 s, 38 MB
  • iq-fm-97M-3.6M.dat
    center frequency 97.0 MHz, sample rate 3.6 MHz, 3.5 s, 102 MB, covers three FM radio stations
• Image files bear.png and boat.png used in the demonstration (lectures 15–16, source)
• JPEG standard: ITU-T Recommendation T.81

Related links

• DSP textbook with full text online: Steven W. Smith: The Scientist and Engineer's Guide to Digital Signal Processing
• This course is only a brief introduction into the basics of Digital Signal Processing. For in-depth coverage, have a look at the entire series of courses taught on the same subject in the Engineering Tripos:
  • Fourier Transforms, Signal & Data Analysis (Part IB, Paper 7, Section C, lecture notes: Joan Lasenby)
  • Module 3F1 – Signals and Systems (Part IIA)
  • Module 3F3 – Signal and Pattern Processing (Part IIA, lecture notes: Dr Godsill)
  • Module 4F7 – Digital Filters and Spectrum Estimation (Part IIB, lecture notes: Dr Godsill)
• comp.dsp FAQ
• Cool videos: mechanical implementation of the inverse DCT and the DCT.