code par longueur de plage

Désignations

Codes : pays ou zone où la désignation a cours (CH, FR, DE, EU = Union européenne, INT = usage international). Une désignation barrée est déconseillée.

Définitions

anglais

A method of redundancy reduction (data compression) used by digital facsimile transmitters to enhance speed. When image patterns of an original are converted into digital signals, all black and white areas on a page are reported as a series of ones (black) and zeros (white). The number of white spaces between black elements (number of zeros between ones) is assigned a number, or run-length code.