Working with microstrip patches

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SUMMARY

This discussion focuses on the differences between single patch and double patch microstrip antennas. The primary distinction lies in their radiation patterns and polarization characteristics. A double patch antenna is utilized for enhanced performance, offering improved gain and bandwidth compared to a single patch. Users are encouraged to provide additional details such as frequency specifications and visual representations for a more comprehensive analysis.

PREREQUISITES
  • Understanding of microstrip antenna design
  • Familiarity with antenna radiation patterns
  • Knowledge of polarization in electromagnetic waves
  • Basic skills in sketching and interpreting antenna diagrams
NEXT STEPS
  • Research the advantages of dual-patch microstrip antennas
  • Learn about the impact of frequency on antenna performance
  • Explore simulation tools for antenna design, such as CST Microwave Studio
  • Investigate methods for measuring antenna radiation patterns
USEFUL FOR

This discussion is beneficial for electrical engineers, antenna designers, and students involved in RF (radio frequency) communications and antenna technology.

Natalie89
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Hello,

I am working on a lab report, and we are working with microstrip patches. One of the antennas has a single patch, and the other has a double patch. Other than the fact that one has an extra patch, what is the difference between them? Why would someone use two instead of one?

Thanks!
 
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Natalie89 said:
Hello,

I am working on a lab report, and we are working with microstrip patches. One of the antennas has a single patch, and the other has a double patch. Other than the fact that one has an extra patch, what is the difference between them? Why would someone use two instead of one?

Thanks!

Can you post a picture or a sketch (with dimensions)? What is the frequency that the antenna is meant for?
 


The antennas will differ by their radiation pattern or polarization. Post pics.
 

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