Srabonty Soily

6 Questions 12 Answers 0 Followers

Questions related from Srabonty Soily

How to calculate near field (E-field and H-field) from my antenna? Which options in CST do these?How can I create equivalent aperture of the antenna?

Hello all, I want to calculate near field (E-field and H-field) from my antenna. Which options in CST do these? Also, I want to import that near-field data to create a equivalent aperture for my...

09 April 2024 8,880 8 View

Why gain is increased when metamaterial used as superstrate in case of patch antenna?

Any reflective surface of the dielectric material increases the gain of patch antenna, but when metamaterial is used as a superstrate layer on the patch antenna why the gain is improved more? What...

23 September 2021 890 6 View

Why there is an effect in radiation pattern when sleeve balun is placed in different distances from the feed point of the coaxial cable?

I designed a sleeve or bazooka balun. But during simulation, I placed sleeve balun at different distances from the coaxial feed point. Then I observed that the radiation pattern of the antenna is...

23 June 2021 2,782 7 View

How can I validate my antenna design results?

If I simulate one antenna using CST , also do measurement, how can I validate my design results for example gain measurement and simulation process is correct? Is there any process/ ways by which...

06 March 2021 2,555 3 View

How to improve radiation pattern of broadband biconical antenna at high frequenies?

I have attached here broadband biconical antenna design of mine. at 40 GHz how can I improve the radiation pattern of this antenna? which parts of this antenna should I vary to make more stable...

17 December 2018 3,723 3 View

How to improve the phase angle of rotmen lens? which parameter value should I vary?

I have made a Rotman lens with 8 input and 8 output ,4 dummy port for 27 GHz in Ansys designer. but Its phase angle is not correct like its values for ang_deg(4,9)=-90.44,...

29 June 2018 9,941 0 View