Longitudinal redundancy check
, a longitudinal redundancy check
, horizontal redundancy check
) is a system
of error control
based on the formation of a block check following preset rules.
- The block check formation rules are applied in the same manner to each character.
- A combination of longitudinal and vertical redundancy check allows the detection and correction of single bit errors.
Source: from Federal Standard 1037C
and from MIL-STD-188