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ECE-2025 Lab Assignments
Fall-2009
The labs are posted in Adobe’s PDF format. You may
obtain a copy of the Adobe Acrobat Reader for
free from http://www.adobe.com.
Special instructions are noted on each assignment.
In general, Lab reports are due one week after doing the supervised warm-up.
Lab reports are due at the beginning of lab;
Labs turned in later on the same day will lose 5 points.
Please get the **LATEST** SP-First Toolbox M-files from
this link,
which includes instructions for un-zipping and putting these files at the APPROPRIATE location on your MATLAB path.
Labs
| Description | Lab Dates | FAQ** | Supporting Material & Links |
| Lab #1 Intro to MATLAB | 24-27 Aug 09 | FAQ | Getting Started with MATLAB (2.6 Megabyte PDF file from Mathworks) Little Bits of MATLAB (Old MATLAB tutorial) Another MATLAB Tutorial (written by Prof. Heck of ECE) SINDRILL should be on the MATLAB path in the ECE-2025 Lab, or you can install it with the SP-First Toolbox (above). ** Peer Evaluation Form for Teamwork will be found under Tests & Quizzes. |
| Lab #2 Complex Exponentials | 31-Aug to 3-Sept | FAQ | There is yet another capability for making MS-Word compatible files in MATLAB v7. We will not require its use during the warm-up, but a description is here. Tutorial movie about MATLAB’s notebook capability Notebook Movie Please get the latest ZIP file of the SP-First M-files. |
| Lab #3 AM & FM Signals | 8-14 Sept | No FAQ available | **Please bring headphones to lab <!– Data file is Lab03s09data.zip which contains the mat file Lab03s09data.mat, the signal from make_acc_car.m, and also the make_acc_car.m M-file. –> |
| Lab #4 Synthesize Chop Sticks | 15-21 Sept | No FAQ available | Please bring headphones to lab. coscos.m (test file for debugging in the Warm-up). |
| Lab #5 Speech Synthesis | 22-28 Sept | No FAQ available | Please bring MICROPHONE and headphones to lab. Formal Lab Report Required. Worth 150 points. <!– ** The rest of the lab will be posted SOON. –> Here is the archive containing the sigUnknownF09.mat and extractSinus.p files: Lab05_stuff_F09.zip. <!– Download testing file testSigSynth_f06.p Run the file by typing testSigSynth_f06 at the MATLAB prompt –> |
| Lab #6 A/D and D/A Conversion | 29-Sept to 12-Oct | No FAQ available | No Lab report. Warm-up only, so this must be done entirely in-Lab at your scheduled lab time. ** Worth 50 points** |
| Lab #7 Digital Images: A/D and D/A | 13-19 Oct | Old Lab-5 FAQ | Uses an image data file in PNG binary format: https://jmcclellan.ece.gatech.edu/wp-content/uploads/sites/554/2009/10/https://jmcclellan.ece.gatech.edu/wp-content/uploads/sites/554/2009/10/lighthouse.png. echart.mat should be on the MATLAB path because it is part of the SP-First toolbox. Download the lighthouse.zip archive. Un-zip to get the PNG file. Data file is Lab07f09dat.zip which contains the SuperK.png and cardiAngio.png image data files in PNG binary format. Some useful information is available for printing-multiple-images. |
| Lab #8 Hearing Test: Frequency Response | 20-26 Oct | No FAQ available | ** Warm-up worth 30 points** DLTIDEMO should be on the MATLAB path in the ECE-2025 Lab, or you can install them with the SP-First Toolbox (above). |
| Lab #9 PEZ and IIR Filter Design | 27-Oct to 2-Nov | No FAQ available | PEZDEMO should be on the MATLAB path in the ECE-2025 Lab, or you can install it with the SP-First Toolbox (above). |
| Lab #7 Interpolation for Digital Color Cameras | 24-Feb to 2-Mar | Old Lab-6 FAQ | DCONVDEMO should be on the MATLAB path in the ECE-2025 Lab, or you can install it with the SP-First Toolbox (above). |
| Lab #9 Cochlear Implant Filterbank Simulation | 10-23 Mar | No FAQ available | Please bring headphones to lab. –><!– **So far, only Warm-up is posted; the rest is coming soon** –><!– Formal Lab Report Required. Worth 150 points. A demo of your working system will be required when you turn in the lab report. |
| Lab #10 PeZ GUI intro | 25-31 Mar | No FAQ available | No Lab report. Warm-up only, so this must be done entirely in-Lab at your scheduled lab time. ** Worth 50 points** |
| Lab #11 Convolution and LTI GUIs | 1-7 Apr | No FAQ available | Here is an archive containing the Lab11gen.p file: Lab11s09stuff.zip. CLTIDEMO and cconvdemo are part of the SP-First Toolbox (above). **Complete version posted on 1-April at 10:30am** |
| Lab #12-A PeZ: 2nd-order IIR Filters | 8-15-Apr | No FAQ available | This part is worth 50 points; the second part of Lab #12 will 50 points. |
| Lab #12-B Remove Interference from ECG Signals | 15-21 Apr | No FAQ available | Lab12s09files.zip file contains two files, a p-code file: ECGmake09.p and a data file Lab12ECGdata.mat No Lab report. Warm-up only, so this must be done entirely in-Lab at your scheduled lab time. **Please complete 3 surveys: one in ITS and two official GT course evaluations. |
| Lab #4 Synthesize Chop Sticks | 3-9 Feb | No FAQ available | Please bring headphones to lab. coscos.m (test file for debugging in the Warm-up). |
| Lab #5 Shepard’s Scale Illusion | 10-16 Feb | No FAQ available | Please bring headphones to lab. Formal Lab Report Required. Worth 150 points. <!– Link to Chowning’s paper –><!– |
| Lab #6 Digital Images: A/D and D/A | 18-24 Feb | Old Lab-5 FAQ | Uses an image data file in PNG binary format: https://jmcclellan.ece.gatech.edu/wp-content/uploads/sites/554/2009/10/https://jmcclellan.ece.gatech.edu/wp-content/uploads/sites/554/2009/10/lighthouse.png. Download the lighthouse.zip archive. Un-zip to get the PNG file. Data file is Lab07s09dat.zip which contains the SuperK.png and cardioAngio.jpg image data files in PNG/JPEG binary format. Some useful information is available for printing-multiple-images. |
| Lab #7 Digital Images: Edge Detection | 25-Feb to 3-Mar | Old Lab-6 FAQ | DCONVDEMO should be on the MATLAB path in the ECE-2025 Lab, or you can install it with the SP-First Toolbox (above). |
| Lab #8 Frequency Response: Hearing Test | 5-11 Mar | No FAQ available | ****TWO reports will be required, see Section 4.2 **** Warmup will be worth 30 points DLTIDEMO should be on the MATLAB path in the ECE-2025 Lab, or you can install it with the SP-First Toolbox (above). |
| Lab #9-A PeZ GUI intro | 12-25 Mar | No FAQ available | No Lab report. Warm-up only, so this must be done entirely in-Lab at your scheduled lab time. ** Worth 50 points** The latest PeZ has the “ray” feature enabled. |
| Lab #9-B Filter Design | 26-Mar to 1-Apr | Old Lab-7 FAQ is applicable | FilterDesign GUI is on the MATLABPATH, command is filterdesign ** In-Lab only, worth 50 points** <!– Data file is Lab08s06dat.zip file DLTIDEMO should be on the MATLAB path in the ECE-2025 Lab, or you can download it from the GUI page –><!– |
| Lab #10 Touch-Tone Dialing/Detection | 2-8 Apr | Old Lab-8 FAQ | Support file is lab10s09support.zip file. It also contains the onefreq.p function (p-code format). New version of the lab writeup with some pseudo-code for finding the dual-tones. <!– *** Lab #9 report due during the week of 9-Nov –><!– |
| Lab #11 AM Communication System | 9-15 Apr | Old Lab-11 FAQ | The signal file is in lab11f09.zip lab11f09.mat (1.98Mb) contains a transmitter signal for testing. |
| Lab #7 (new 2-Mar) Frequency Content of Images | 1-7 Mar | Lab-6 FAQ might be applicable | **** Section 4.1 updated for clarity on 2-Mar **** DLTIDEMO should be on the MATLAB path in the ECE-2025 Lab –><!– , or you can download it from the GUI page Data file is Lab08s06dat.zip file –><!– |
| Lab #9 (part two) PeZ: 2nd-order IIR BPF | 29-Mar to 4-Apr | No FAQ available | This part is worth 100 points; the first part of Lab #9 was 50 points. |
| Lab #10 Touch-Tone Dialing/Detection | 5-11 Apr | Old Lab-8 FAQ | Formal lab report (150 points) ***** Data file Lab10s06data.zip file now posted. –><!– Support file is Lab09f04support.zip file. It also contains the onefreq.p function (p-code format). *** Lab #9 report due during the week of 9-Nov –><!– |
| Lab #11 Continuous-Time GUIs | 12-18 Apr | No FAQ available | CLTIDEMO, CCONVDEMO, and FSERIESDEMO should be on the MATLAB path in the ECE-2025 Lab. |
