design linear phase fir

i need implement linear phase FIR filter. I have attached the diagram and equation i need to implement.

I'm facing negative index problem in implementing it.

please help me out in it.

[Shivam Kumar Singh]

Hi Shalini,

I understand that you are trying to implement a Finite Impulse Response Linear Filter and you are facing "negative index problem in implenting it". I have looked into the diagram you shared. However, I would need to see the code snippet to help you further.

Regards,

Shivam

Answer 1

[Shivam Kumar Singh]

This documentation might help you in your goal. https://www.mathworks.com/help/signal/ug/fir-filter-design.html