Low Delay Filter bank

 Hi all,

I am Mynampati Kuldeep.I am doing a thesis on Low Delay Filter Banks.

In MPEG-4 ER AAC, due algorithmic procedure a delay of 20 ms is present.So,this
delay is to be further reduced modiying Filter banks.I would like to ask you to
suggest me some Information ,or web sites or some articles regarding this.
	Thanking you,

bye...

mynampati kuldeep kumar