<p>Optical density i.e. an area that appears to a user to have full absorption and appears black is enhanced on print media (6) darkened by exposure to electromagnetic radiation. The print media (6) is divided (24) into at least one track (20). A defocused spot of electromagnetic radiation is created (26) within the track (20). The defocused spot of electromagnetic radiation darkens (28) the print media (6) within the track (20).</p>
申请公布号
WO2005062300(A1)
申请公布日期
2005.07.07
申请号
WO2004US39925
申请日期
2004.11.29
申请人
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.;ANDERSON, DARYL E.;VAN BROCKLIN, ANDREW L.;LIEBERT, PAUL;KUGLER, DANNY;DORSH, CARI
发明人
ANDERSON, DARYL E.;VAN BROCKLIN, ANDREW L.;LIEBERT, PAUL;KUGLER, DANNY;DORSH, CARI
