Inventor
HOU RICHARD
CN9 patents
Patents
9 patentsUS7487917B2Feb 10, 2009
Automatic digital-imaging based code symbol reading system supporting pass-through and presentation modes of system operation using automatic object direction detection, narrow-area and wide-area illumination control, and narrow-area and wide-area video image capture and processing techniques
METROLOGIC INSTR INC60 citations99
US7845563B2Dec 7, 2010
Digital image capture and processing system employing an illumination subassembly mounted about a light transmission aperture, and a field of view folding mirror disposed beneath the light transmission aperture
METROLOGIC INSTR INC31 citations96
US7637432B2Dec 29, 2009
Automatic point-of-sale based code symbol reading system employing automatic object motion detection and illumination control, and digital video image capturing and processing techniques
METROLOGIC INSTR INC20 citations96
US7789309B2Sep 7, 2010
Automatic digital video-imaging based code symbol reading system employing illumination and imaging subsystems controlled within a control loop maintained as long as a code symbol has not been successfully read and the object is detected in the field of view of the system
METROLOGIC INSTR INC10 citations92
US7654461B2Feb 2, 2010
Automatically-triggered digital video imaging based code symbol reading system employing illumination and imaging subsystems controlled in response to real-time image quality analysis
METROLOGIC INSTR INC18 citations92
US7540425B2Jun 2, 2009
Method of dynamically controlling illumination and image capturing operations in a digital image capture and processing system
METROLOGIC INSTR INC16 citations92
US7464877B2Dec 16, 2008
Digital imaging-based bar code symbol reading system employing image cropping pattern generator and automatic cropped image processor
METROLOGIC INSTR INC16 citations91
US7484666B2Feb 3, 2009
Automatic digital-imaging based bar code symbol reading system supporting pass-through and presentation modes of system operation using automatic object direction detection and illumination control, and video image capture and processing techniques
METROLOGIC INSTR INC5 citations74
US7854384B2Dec 21, 2010
Digital image capture and processing engine employing optical waveguide technology for collecting and guiding LED-based illumination during object illumination and image capture modes of operation
METROLOGIC INSTR INC4 citations73