Warren B Jackson, Michael Hack: Electronic device with recovery layer proximate to active layer. Xerox Corporation, Serge Abend, January 14, 1992: US05081513 (197 worldwide citation)

An electronic device including a substantially intrinsic non-single crystal semiconductor active layer having a number of metastable defects therein, the active layer being responsive to the application of stress upon the device by shifting its Fermi level from an equilibrium state within its mobili ...

David K Biegelsen, Bryan Preas, Lars Erik Swartz, Warren B Jackson: Two dimensional object position sensor. Xerox Corporation, Oliff & Berridge, November 5, 2002: US06476376 (133 worldwide citation)

Apparatus and method for sensing the position, size, shape and location orientation of one or more objects in two dimensions. The position sensor uses arrays of light sensors mounted on a substrate. When an object passes in proximity to the light sensors light energy from a plurality of light source ...

Daniel G Bobrow, Warren B Jackson, David Kalman Biegelsen: Mobius combination of reversion and return path in a paper transport system. Xerox Corporation, Perman & Green, August 19, 2003: US06607320 (131 worldwide citation)

An apparatus for processing a substrate on two sides. A substrate has a first edge as a leading edge in a process direction and a first side in a face-up orientation. In one embodiment, the apparatus comprises an input pathway for receiving the substrate from a substrate processing station, a statio ...

Warren B Jackson, David Kalman Biegelsen, Daniel G Bobrow: Flexible sheet reversion using an omni-directional transport system. Xerox Corporation, Perman & Green, April 29, 2003: US06554276 (131 worldwide citation)

A flexible sheet handling apparatus comprising an input section for receiving the flexible sheet, a reversion section for rotating the flexible sheet about an axis of motion and an output section for transferring the rotated flexible sheet to a sheet processing system.

David K Biegelsen, Warren B Jackson, Patrick C P Cheung, Mark H Yim, Andrew A Berlin: Microdevice valve structures to fluid control. Xerox Corporation, Robert A Burtzlaff, October 26, 1999: US05971355 (113 worldwide citation)

A valve array system including microelectromechanical valves embedded in a dielectric substrate is disclosed. These microelectromechanical valves can be batch fabricated using resin impregnated dielectric laminates having photolithographically formed circuitry for electrical connections. Movable com ...

Warren B Jackson, David A Jared, Sumit Basu, David K Biegelsen: Position sensitive detector based image conversion system capable of preserving subpixel information. Xerox Corporation, Robert A Burtzlaff, May 19, 1998: US05754690 (95 worldwide citation)

An image detection and pixel processing system includes a plurality of position sensitive detector elements arranged to receive an image. Each position sensitive detector element provides information for determining both a total light intensity value within the position sensitive detector element an ...

Warren B Jackson, David A Jared, Sumit Basu, David K Biegelsen: Macrodetector based image conversion system. Xerox Corporation, Robert A Burtzlaff, August 4, 1998: US05790699 (84 worldwide citation)

An image detection and pixel processing system includes a plurality of detector elements for receiving an image. The detector elements are subdivided into a plurality of macrodetectors, with each macrodetector constituting four or more detector elements, and with each macrodetector providing informa ...

Warren B Jackson, Markus P J Fromherz: Method and system for algorithm synthesis in problem solving. Xerox Corporation, Linda M Robb, June 28, 2005: US06912515 (80 worldwide citation)

A method for problem solving in a computer system includes an applications module for sending a problem statement to a complexity module, which configures a solving module with configuration parameters and also determines expected problem solver behavior. The solving module selects a set of paramete ...

Warren B Jackson, David K Biegelsen, Lars Erik Swartz, Andrew A Berlin, Raj B Apte, Robert A Sprague: Flexible object handling system using feedback controlled air jets. Xerox Corporation, Robert A Burtzlaff, June 3, 1997: US05634636 (79 worldwide citation)

A fluid transport system for moving flexible objects includes a conveyor configured to direct fluid flow against opposite sides of flexible objects. A sensor unit senses motion state of flexible objects, and a motion analysis unit is connected to the sensor unit to calculate relative or absolute mov ...

Warren B Jackson, David K Biegelsen, Andrew A Berlin, Robert A Sprague, Todd A Cass: Paper property sensing system. Xerox Corporation, August 10, 1999: US05934140 (78 worldwide citation)

A sensor system for measuring physical properties of a sheet. In one embodiment, the sensor system measures paper curl and thickness using two sensors, each of which includes a member, a base, and measurement circuit. The two members are positioned in opposition to each other and both contact the sh ...