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公开(公告)号:EP1021784A4
公开(公告)日:2005-03-23
申请号:EP99928606
申请日:1999-06-11
发明人: CORREA MARK , GELLES RUBIN , HE DUANFENG , JOSEPH EUGENE , LI YAJUN , PATEL MEHUL , STANKELIS THOMAS A
IPC分类号: G06K7/10
CPC分类号: G06K7/10811 , G06K7/10722 , G06K2207/1011
摘要: An imaging engine (10) and signal processing devices (72) and methods are disclosed for reading various kinds of optical codes. The compact structure (54') may include a two-dimensional image sensor, apparatus for focusing images at different focal disclosures, an aiming system, a hi-low beam illumination system and related signal processing circuits.