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  Topic: Near Field Power Density of Parabolic Reflector
TUD

Replies: 0
Views: 10061

PostForum: Questions Related to Antenna Theory   Posted: Tue Mar 16, 2010 4:00 pm   Subject: Near Field Power Density of Parabolic Reflector
Dear All,

Do you have any information or ideas about how can I plot in MATLAB the power density in the near field of parabolic reflector?

In order to get this plot:

http://img532.imageshack.u ...
  Topic: Far Field of Array with Parabolic Reflectors
TUD

Replies: 4
Views: 13653

PostForum: Questions Related to Antenna Theory   Posted: Tue Feb 16, 2010 7:56 am   Subject: Far Field of Array with Parabolic Reflectors
Your comment:
"ut the difference is that the patches reradiate the received power and the parabolic antennas only reflect it and dont reradiate. "

- doesn't make any sense.

Tnaks for ...
  Topic: Far Field of Array with Parabolic Reflectors
TUD

Replies: 4
Views: 13653

PostForum: Questions Related to Antenna Theory   Posted: Fri Feb 12, 2010 12:28 pm   Subject: Far Field of Array with Parabolic Reflectors
Thank you for your answer.

For example, if we take reflect array. In the far field formula "D" is a maximum dimension of an array (the largest side of array) and it doesn't matter if the ...
  Topic: Far Field of Array with Parabolic Reflectors
TUD

Replies: 4
Views: 13653

PostForum: Questions Related to Antenna Theory   Posted: Thu Feb 11, 2010 3:33 pm   Subject: Far Field of Array with Parabolic Reflectors
Dear All,

if I have an array of 4 Parabolic Reflectors with elements spacing of 100lambda, where starts Far Field of this array?

in the far field of each parabolic antenna or in the far field ...
 
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