Daniel Hu

Automatic digital video imaging based code symbol reading system employing an automatic object motion controlled illumination subsystem

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

Automatically-triggered digital video-imaging based code symbol reading system supporting dynamically controlled object illumination and digital video-imaging operations

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

Automatically-triggered digital video imaging based code symbol reading system employing illumination and imaging subsystems controlled in response to real-time image quality analysis

Automatically-triggered digital video-imaging based code symbol reading system supporting ambient illumination mode automatically selected by adaptive control process

Automatically-triggered digital video-imaging based code symbol reading system for use in a point-of-sale (POS) environment

Automatic digital video image capture and processing system supporting image-processing based code symbol reading during a pass-through mode of system operation at a retail point of sale (POS) station

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

Method of dynamically controlling illumination and image capturing operations in a digital image capture and processing system

Automatic imaging-based code symbol reading system supporting a multi-tier modular software architecture, automatic illumination control, and video image capture and processing techniques

Automatic digital-imaging based bar code symbol reading system supporting a pass-through mode of system operation using automatic object direction detection and illumination control, and video image capture and processing techniques

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

Digital image capture and processing system employing a multi-mode illumination subsystem adaptable to ambient illumination levels

Digital image capture and processing system employing real-time analysis of image exposure quality and the reconfiguration of system control parameters based on the results of such exposure quality analysis

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

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

Digital imaging-based bar code symbol reading system employing image cropping pattern generator and automatic cropped image processor