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Microstrip Antenna Antenna and Microwave Laboratory In the name of God

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Presentation on theme: "Microstrip Antenna Antenna and Microwave Laboratory In the name of God"— Presentation transcript:

1 Microstrip Antenna Antenna and Microwave Laboratory In the name of God
Babol Noshirvani University of Technology, Iran Microstrip Antenna Import video, voice + dipole 60cm

2 Microstrip Antenna 1. General Descriptions: Top Layer (Patch)
Substrate (epsr and thickness) Bottom Layer (Ground Plane) Feeding Method

3 Microstrip Antenna 2. Radiation Mechanism:

4 Microstrip Antenna 1- Taconic 2- Rogers 3. Substrate Manufacturers:

5 Microstrip Antenna 4. Feeding Methods:
A) Top/Bottom (Coaxial Feed Method ) inner conductor outer conductor

6 Microstrip Antenna B) Feed Line Method (Left/Right Sides ) Feed Line
Microstrip SMA Connector B) Feed Line Method (Left/Right Sides ) Feed Line Microstrip SMA Connector

7 Microstrip Antenna 5. Microstrip Arrays:

8 Microstrip Antenna 6. Applications: Modern Cellphones
cutting-edge military applications (fractal antennas)

9 Microstrip Antenna 7. Electromagnetic Properties:  Frequency Range
 Radiation Pattern  Polarization In general, there is no limitation to attain to any form of the characteristics above in the DESIGN of MICROSTRIP ANTENNAS. Because of that, numerous designs of Microstrip Antenna are available.

10 Microstrip Antenna 8. Numerous Designs of Microstrip Antenna:

11 Microstrip Antenna R. Gholami, H. Mehrpourbernety, and B. Zakeri, “UWB Phased Array Antenna for High Resolution Radars”, IEEE/URSI International Symposium on Electromagnetic Theory (EMTS), May 2013, Hiroshima, Japan

12 Now, you can connect 50 ohm SMA port
Microstrip Antenna 9. Design of 50/75 ohms Feed Line: , epsr Now, you can connect 50 ohm SMA port

13 Microstrip Antenna 10. in CST (Feeding Method):
A) Top/Bottom Method using Discrete Port

14 Microstrip Antenna B) Feed Line Method using Waveguide Port w h 6-10 w
w=1 mm h=.8 mm 6-10 w 5h

15 Now, Let`s get familiar with a brand new software: Antenna Magus

16 Go to CST and simulate a example And complete the work sheet

17 Worksheet Please complete the work sheet to your example:
Frequency band : ……… The figure of antenna in CST : ……… The of size antenna in λ and in cm/mm : ……… S11 : ……… (set Z0=75 ohm) Zin (Re and Im) in CST : ……… Surface Current (phase=0 deg) : ……… linear 3D Power Pattern in CST : ……… 2D Power Pattern for theory & CST : ……… HPBW for theory & CST : ………


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