1
Andrew Longacre Jr, Robert M Husssey: Symbol-controlled image data reading system. Welch Allyn Data Collection, Wall Marjama & Bilinski, October 2, 2001: US06298176 (305 worldwide citation)


The invention relates to a system for imaging a scene comprising an optical reader and a specially structured symbol configured complementarily with the reader so that when the reader reads the symbol, the reader reads image data in an image data reading region. The image reading instruction symbol ...


2
Andrew Longacre Jr, Robert M Husssey: Object sensor system comprising controlled light source. Welch Allyn Data Collection, Wall Marjama & Bilinski, October 2, 2001: US06298175 (182 worldwide citation)


This relates to a system for sensing the presence of an object in the field of view of an imaging assembly of a stationary position optical reader. The system includes a light source disposed in a field of view of the imaging assembly, which is configured to emit light in the direction of the imagin ...



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