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parity definition - telecom
  1. The state or quality of equality, i.e., being the same, or identical.
  2. In the context of mathematics, the quality of being equally odd or equally even. If two numbers are both odd in value, or both are even in value, parity exists. If one number is odd and the other is even, no parity exists.
  3. In error control, the quality of being equally odd or equally even. If the dataset, as transmitted, has an odd (or even) number of 1 bits and the dataset, as received, has an odd (or even) number of 1 bits, parity exists. If the dataset, as transmitted, has an odd (or even) number of 1 bits and the dataset, as received, has an even (or odd) number of 1 bits, parity does not exist. See also error control, parity bit, and parity check.

Webster's New World Telecom Dictionary Copyright © 2008 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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