Glossary Definition for Anti-Aliasing

Definition

An anti-aliasing filter is used before A/D conversion. It is a lowpass filter that removes signal components above the Nyquist frequency, thereby eliminating their sampled replicas (aliases) in the baseband.

Also see:

• Application Note/Tutorial: Filter Basics: Anti-Aliasing
• The Basics of Anti-Aliasing: Using Switched-Capacitor Filters

Synonyms

• anti-alias

See Also

• Nyquist
• A/D Converter
• Aliasing
• Show application notes for: "Anti-Aliasing"
• Show site-wide search results for: "Anti-Aliasing"

Find a term alphabetically:

0-9

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

Comment on This Term (Corrections, Suggestions, etc.)

Suggest Another Term We Should Add