Half-tone based enhancement of black

The pixel locations which are to be marked with black are identified. A non-black color is applied to a subset of the identified pixel locations that have an associated black half-tone threshold darker than the predetermined non-white threshold.

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Bibliographische Detailangaben
1. Verfasser:	KROON, STEPHEN M
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CORRECTION OF TYPOGRAPHICAL ERRORS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME LINING MACHINES PERFORMING OPERATIONS PICTORIAL COMMUNICATION, e.g. TELEVISION PRINTING SELECTIVE PRINTING MECHANISMS STAMPS TRANSPORTING TYPEWRITERS
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Beschreibung
Zusammenfassung:	The pixel locations which are to be marked with black are identified. A non-black color is applied to a subset of the identified pixel locations that have an associated black half-tone threshold darker than the predetermined non-white threshold.