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What is EIS in this formula what it presents, is there some formula for EIS?

http://www.antenna-theory.com/definitions/totalisotropicsensitivity.gif

Hi,
from this article I concluded that active measurements are used for measure TRP and TIS, but passive measurements are measure of what???

http://www.microwavevision.com/sites/www.microwavevisi ...

Thank you,

but can you answer me on this question: Are the principle of work same for both mobile antenna and normal antenna?

And do you know something about manufacturing technologies of mobile ...

Hi, everyone!

Are they parameters of normal antenna same as antenna of mobile phones?

For example helix antenna and monopole antenna are they have same parameters as helix or monopole antenna in ...