On Oct 12, 7:03=A0am, "maverick.gvs" <mail2...@[EMAIL PROTECTED]
> wrote:
> hi all,
> I am working on polyphase filter bank design. I want some pointers on
> (i)how to avoid aliasing from other bands?
> (ii)what are the im****tant steps while considering the design of
prototyp=
e
> filter?
> (iii)How to avoid the amplitude distortion?
what is 'amplitude distortion'?
> (iv)How to design filter banks with different passband widths?
>
> thanks in advance
> vanamali
1) aliasing can be avoid if proper bandedges are chosen, otherwise,
minimizing the aliasing should be considered.
2,3,4) chosing the right bandedges and formulating the design problem
as a optimization problem, as a function of the prototype filter.
Lin. S.
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