parity bit

(redirected from parity bits)
Also found in: Dictionary, Thesaurus.
Related to parity bits: stop bits

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 ?
The arrangement that is often favored and that we have used in our work is to transmit all the systematic bits from the first RSC encoder, and half the parity bits from each encoder.
If an odd number of bits are changed during the transmission of data, in say the saving of information onto a CD or DVD, or in a file, then the parity bit will be incorrect and will thus indicate that an error has occurred.
IDT implements dedicated ECC and parity bits that preserve a true 80-bit data interface.
RAID Level 5 drives, which means data is striped across three or more drives for greater data retrieval and writing speed to complement the CPU and then by parity bits stored on another separate drive providing data security and fault tolerance.