EEE 543: Antenna Analysis and Design
Fall 2017, Professor Constantine A. Balanis


Course information, announcements, problem sets, exams, etc. will be made available as the semester progresses.

This site will be updated throughout the semester.

  LAST UPDATE:  January 9, 2017. See Announcements for information.


 
 

Table of Contents

Syllabus
Announcements and Important Dates
Lectures & Homework, Tests and Final Exam Solutions
Homework Sets



Announcements and Important Dates:

Test #1: ........................ NO EXEPTIONS.
1:  Covers material through, and including, Chapter 7; primarily devoted to Chapters 6 and 7: 
2:  OPEN CLASS TEXT BOOK and CLASS WEBSITE NOTES ONLY; CLOSED OTHER NOTES, HOMEWORKS, TESTS, etc. NO laptops (other for website class notes) and NO computer programs; for calculations, only hand-held calculators. 

Test #2: ............................. NO EXCEPTIONS.
1:  Covers material through and including Chapter 12.  
2:  OPEN CLASS TEXT BOOK and CLASS WEBSITE NOTES ONLY; CLOSED OTHER NOTES, HOMEWORKS, TESTS, etc.  

FINAL EXAM: ......................... NO EXCEPTIONS.
1:  Covers material through and including Chapter 16.  
2:  OPEN CLASS TEXT BOOK and CLASS WEBSITE NOTES ONLY; CLOSED OTHER NOTES, HOMEWORKS, TESTS, etc.  



Homework Sets:

Homework#1: Due: ................... (before beginning of the class).
1:  Problem .........
2:  Problem ........... (a,b,c)
d:  Are all of the minor lobes of the same level? If not, why not? What needs to be changed, and how, to make them all of the same level?
e:  Verify parts of the problem using the computer program Arrays.

Homework 2: Due: ................ (before beginning of class). Must do them ANALYTICALLY; VERIFY them with the Matlab computer program Synthesis. Submit it computer printout from File Option ONLY and associated plots.
1:  Problem ............. (Assume beta = 0)
2:  Problem ................ (Do only length = 5 lambda)
3:  Problem ....................... (Do only N = 11)

Homework#3: Due: ...................... (before beginning of class).
1:  Problem ............... (length = 5 lambda: use odd samples). Also verify results with associated Synthesis Matlab computer program. Submit computer printout from File Option ONLY and associated plots.
2:  Problem ................. (N=10: use odd samples). Also verify results with associated Synthesis Matlab computer program. Submit computer printout from File Option ONLY and associated plots.
3:  Problem ................. Also verify the results using the Matlab Synthesis computer program. Submit it computer printout from File Option ONLY and associated plots.

Homework#4: Due: ............... (before beginning of class).
1:  Problem ...................
2:  Problem ..................... (do only: length = lambda/4)
3:  Problem ...............: Do it using calculator/tables in Appendices or your own computer program; not the one from the book. Also verify with Computer Program that accompanies the book.
4:  Problem ................ Do it using calculator/tables in Appendices or your own computer program; not the one from the book. Also verify with Computer Program that accompanies the book.

Homework#5: Due: .................. (before beginning of class).
1:  Problem .................
2:  Problem ..................
3:  Problem ............... Also plot the magnitude of the reflection coefficient for 0 greater f/fo less than 2 for both 3-section transformers. Compare, in the same graph, with the response of a single section.

Homework#6: Due: ................... (before beginning of class).
1:  Problem ...........
2:  Problem .................. You do not have to check your answers with the Smith Chart.

Homework#7: Due: ........................... (before beginning of class).
1:  Problem .................
2:  Problem .......................
3:  Problem ................... [Do POLAR (in dB) plots using any plotting routine, including the one with the program or the one in Chapter 2]
4:  Problem .................

Homework#8: Due: .................. (before beginning of class).
1:  Problem ............... [Use the following scale for the normalized amplitude patterns: (Linear plots: 0 to -60 dB; polar plots: 0 to -40 dB)]
2:  Verify the Yagi-Uda array design of Column 2 (D0 = 9.2 dB relative to l/2) of Table 10.6.
Compute (using 8 modes and feed element of 0.475 lambda) the:
A.  Directivity (compare with that of Table 10.6). Explain.
B.  E- and H-plane:
      a.   Normalized amplitude patterns [Use the following scale for the normalized amplitude patterns: (Linear plots: 0 to -60 dB; polar plots: 0 to -40 dB)]
      b.  HPBW (in degrees)
      c.  Front-to-back ratio (in dB)
3:  Repeat Problem 2 above for Example 10.3. Use the final dimensions of Example 10.3 (feed = 0.5 lambda)
[Use the following scale for the normalized amplitude patterns: (Linear plots: 0 to -60 dB; polar plots: 0 to -40 dB)].
4:  Problem .............(use a l/2 feed element).
Once you have done the design, verify it by computing the:
A.  Directivity (compare with the specified one). Explain.
B.  E- and H-plane:
      a.   Normalized amplitude patterns [Use the following scale for the normalized amplitude patterns: (Linear plots: 0 to -60 dB; polar plots: 0 to -40 dB)]
      b.  HPBW (in degrees)
      c.  Front-to-back ratio (in dB)
P.S. For verification of all the problems, use the Yagi-Uda computer program with 8 modes.

Homework#9: Due: ................................ (before beginning of class).
1:  Repeat Example 11.1 using the Matlab computer program log_perd at the end of Chapter 11 (see Attachment to the email sent for details).
Submit ALL of the computer plots, ALL of the Summary files for the General Design Information, E-, H- and Custom Planes.

Homework#10: Due: ..................... (before beginning of class).
1:  Problem ...............
2:  Problem ............
  Must show ALL the steps of derivation, including integration, to get credit.
  Verify your derivation using the last column in Table 12.1, by comparing the results of second and third columns regarding the aperture with uniform distribution.

Homework#11: Due: .................... (before beginning of class).
1:  Problem ................. Using MATLAB Program Aperture:
a.  Compute normalized E- & H-plane patterns.
b.  Directivity (dimensionless and in dB). Compare with the one from Table 12.1
2:  Problem ....................... Using MATLAB Program Aperture:
a.  Compute normalized E- & H-plane patterns.
b.  Directivity (dimensionless and in dB). Compare with the one from Table 12.1
3:  Problem .................; (mounted on a PEC and not mounted on a PEC). Using MATLAB Program Aperture:
a.  Compute normalized E- & H-plane patterns.
b.  Directivity (dimensionless and in dB). Compare with the one from Table 12.2
NOTE: Place the computer outputs/printouts at the end of each problem. Do NOT put all the computer programs at the end of the entire homework assignment.

Homework#12: Due: .................... (before beginning of class). To get credit, you must do them manually; you MUST verify with computer programs.
1:  Problem ................
2:  Problem ............................
2:  Problem ........................... (f = 8.2 GHz). Verify with computer program.
3:  Problem ........................

Homework#13: Due: .......................... (before the beginning of class).
1:  Problem ..................
2:  Problem ..................

Homework#14: Due: ........................ (before the beginning of class).
1:  Problem .................. (replace derive by compute in the statement of the problem)
2:  Problem ......... Compute the:
a.  Physical and effective radii (in cm) of the circular patch.
b.  Input impedance of the circular patch at the edge of the effective radius rim.
c.  Radial distance (in cm) so that the input impedance of the circular patch is 75 ohms.
   Also verify Parts (a), (b) and (c) using the computer program Microstrip.

Homework#15: Due: ...........................(before the beginning of class).
1:  Problem ......
2:  Problem ...............
3:  Problem ............
4:  Problem ...................
5:  Problem ...............


 

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