hi
i have to design mobile bug with an advanced feature to detect massage and call signal seperatly...
plz suggest any idea for that.
my circuit is attached here..

 

That is not your circuit. That is the most popular Google image result from "cellphone detector". These two articles describe it identically:
http://electroschematics.com/1035/mobile-bug-detector-sniffer/
http://www.2electronic.com/cell-phone-detector/