Digital Instantaneous frequency measurement - urgent

[vinodkumar]

hi to all,
i want to know basics about DIFM,can anyone help me out in this regard,by providing pdfs for IFM,DIFM,and i need actually technique in detail.
I have gone thru some docs,where he gave sin,cos,quantizers,Adc,etc,it look like greek and latin for me,kindly help me ,its urgent.

 

[sameerbabu]

u can count the zero crossings