parity bit

(redirected from Parity block)
Also found in: Dictionary, Thesaurus.
Related to Parity block: parity check

parity bit

[′par·əd·ē ‚bit]
(communications)
An additional nondata bit that is attached to a set of data bits to check their validity; it is set so that the sum of one-bits in the augmented set is always odd or always even.

parity bit

(storage, communications)
An extra bit added to a byte or word to reveal errors.

See parity.

parity bit

An extra bit attached to the byte, character or word used to detect errors in transmission.
References in periodicals archive ?
min] is the minimum number of parity blocks to be downloaded.
min] to ensure [delta]-robustness using formula (12), and the minimum number of downloaded parity blocks [Block.
min], Algorithm 4 generates additional blocks BAddL to meet the minimum number of downloaded parity blocks using a pseudo-random function (PRF) [[pi].
Thus, if the number of updated constraint groups is fixed, the bigger the file size, the less the ratio of the number of blocks that need to be downloaded to the total number of parity blocks.