Hi Wan, What do you mean by a two-stage PFB? Can you send around a copy of your model file?
- Andrew On 6/17/09 11:08 PM, "[email protected]" <[email protected]> wrote: > Hi: > > After reading the memo of sync pulse, I still feel a little bit confused. > > I use a PFB in my design. So I guess I have to include the order of PFB into > the calculation. > > The order of PFB is 2. But there are two stage in the PFB. There are 2 taps in > the second stage as well. So I set the reorder to 2 or 4? > > For the FFT, there are 2 order-2 reorder block in the bi_real_unscr_4x, so I > recorder order should be 4. > Its FFT unscrambler use an 8 order block. So its order is 8. > > So the sync period of FFT is 4*8*512/4 = 4096. Is this right? > > What I could not understand is the PFB. I use 2 order or 4? > > Thanks > > Wan >
