1
Craig D Cherry, Robert J Actis: Omnidirectional scanning method and apparatus. Spectra Physics Scanning Systems, Lyon & Lyon, August 29, 1995: US05446271 (121 worldwide citation)

A method and apparatus for reading encoded symbols such as bar code labels at any orientation to a raster scanning device. A pattern of virtual scan lines is selected over the two-dimensional imaging region according to the specifications of the images to be read. The pattern is generated by definin ...


2
Craig D Cherry, Robert J Actis: Omnidirectional scanning method and apparatus. Spectra Physics Scanning Systems, Lyon & Lyon, June 3, 1997: US05635699 (64 worldwide citation)

A method and apparatus for reading encoded symbols such as bar code labels at any orientation to a raster scanning device. A pattern of virtual scan lines is selected over the two-dimensional imaging region according to the specifications of the images to be read. The pattern is generated by definin ...


3
Craig D Cherry, Robert J Actis: Method and apparatus for reading symbols on items moved by conveyor. Spectra Physics Scanning Systems, Lyon & Lyon, November 7, 2000: US06142376 (52 worldwide citation)

A method and apparatus for reading encoded symbols such as bar code labels at any orientation to a raster scanning device. Objects bearing encoded symbols are transported from one conveyor across a relatively narrow gap to a second conveyor, with a linear scanner positioned beneath the conveyors so ...


4
Randy D Elliott, Robert J Actis: Bar code scanner and method. Spectra Physics, Killworth Gottman Hagan & Schaeff, September 12, 1989: US04866257 (52 worldwide citation)

A scanner for scanning bar code labels and for providing data related thereto to a host computer includes a scanning apparatus for optically scanning bar code labels and for providing an electrical signal in response thereto, and a decoding circuit, responsive to the scanning apparatus for translati ...


5
Robert J Actis, Craig D Cherry, Andrew P Taussig: Bar code scanning system with multiple decoding microprocessors. Spectra Physics, Killworth Gottman Hagan & Schaeff, September 1, 1992: US05144118 (25 worldwide citation)

A system for scanning bar code labels and for providing data related thereto includes scanning means for optically scanning bar code labels and providing an electrical, binary scan signal in response thereto. The scanning means includes a scanner and a scanner controller, and an integrated circuit. ...


6
Robert J Actis, Craig D Cherry, Alan C Bradley, Donald D Dieball: Readability monitoring system for optical codes. PSC, Lyon & Lyon, November 17, 1998: US05837983 (22 worldwide citation)

An apparatus and method for monitoring and reporting optical symbol readability and operator and reader performance levels. The apparatus includes a reader for optical symbols which measures and reports the values of measurements with respect to the symbol and events occurring during the reading pro ...


7
Robert J Actis, Craig D Cherry, Andrew P Taussig: Bar code scanning system with converter means and microprocessor means contained in a single integrated circuit. Spectra Physics, Killworth Gottman Hagan & Schaeff, September 21, 1993: US05247161 (13 worldwide citation)

A system for scanning bar code labels and for providing data related thereto includes scanning means for optically scanning bar code labels and providing an electrical, binary scan signal in response thereto. The scanning means includes a scanner and a scanner controller, and an integrated circuit. ...


8
Robert J Actis: Continuous virtual scan line pattern generation. Datalogic Scanning, Matthew D Thayne, Stoel Rives, June 29, 2010: US07743994 (5 worldwide citation)

Disclosed are embodiments of methods, systems, and apparatus for generating a continuous virtual scan line pattern from a raster line input. In certain preferred embodiments, a continuous, omni-directional virtual scan line pattern may be generated from a continuous, one-dimensional raster line inpu ...


9
Robert J Actis: Continuous virtual scan line pattern generation. Datalogic Stoel Rives, C O Stoel Rives, September 20, 2007: US20070215708-A1

Disclosed are embodiments of methods, systems, and apparatus for generating a continuous virtual scan line pattern from a raster line input. In certain preferred embodiments, a continuous, omni-directional virtual scan line pattern may be generated from a continuous, one-dimensional raster line inpu ...


10
Robert J Actis, Michael Ahten, Michael P Svetal: Systems and methods for reading encoded data through gaps between conveyors in an automated checkout system. Datalogic ADC, July 26, 2012: US20120187195-A1

An automated checkout system and method of operation for reading encoded data, such as barcode labels, on a bottom surface of an item using a data reader. The automated checkout system includes a leading and a trailing conveyor separated by a gap, where the leading conveyor may be vertically offset ...