Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...

What is an anti aliasing filter? Why is it required?

Answer Posted / harshgandhi126

If we sample the signal below the Nyquist Frequency then
aliasing occurs. So, to remove this aliasing we use filter
before sampling the signal.This filter will not allow the
freuency greater than the Nyquist Frequency.

Is This Answer Correct ?    20 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

State difference between analog and digital signals.

882


Define circular convolution.

874


What is the basic concept of frequency re-use?

846


How will you classify the discrete time signals?

878


Explain the various methods of representing discrete time signal

833


Express the discrete time signal x(n) as a summation of impulses.

823


Define signal sampling?

835


What is line of sight?

881


What is impulse response? Explain its significance.

839


Define discrete time

807


What is sectioned convolution? Why is it performed?

825


Why is digital communication better than analogue communication?

784


What are recursive and non recursive systems? give examples?

1130


What is rise time and bandwidth?

913


Tell me some applications of DSP?

816