Patent application number | Description | Published |
20080197199 | BATTERY PACK WITH INTEGRATED HUMAN INTERFACE DEVICES - A power pack with human interface devices that includes a power pack housing, which is detachably interfaced to a portable device. The power pack includes a power source internal to the housing for providing power, a light source internal to the housing for producing a light signal associated with a status, which light signal is viewable external to the housing, and an audio source internal to the housing for producing an audio signal associated with the status. The power pack interfaces electrically to the portable device to provide power thereto, and receive therefrom control signals associated with the status, which control signals activate at least one of the light source and audio source according to the status. | 08-21-2008 |
20080292141 | METHOD AND SYSTEM FOR TRIGGERING A DEVICE WITH A RANGE FINDER BASED ON AIMING PATTERN - Described is a method and system for triggering a device with a range finder based on aiming pattern. The system includes a processing device acquiring and processing data; an imager providing an image of an object; a range finder determining a distance from the imager to the object; a timer which is activated by the processing device; and an application acquiring data from the object within a measuring range if the processing device determines that the distance remains within a stabilization range for a period of time. | 11-27-2008 |
20080296381 | Method and System for Filtering an Optical Lens - Described are a method and system for filtering an optical lens. The system includes an imager providing an image of a target based on light from the target; an optical lens having a light-filtering coating blocking ambient light, the optical lens focusing at least a portion of the light from the target onto the imager; and a processing device decoding the image of the target. | 12-04-2008 |
20090084856 | Imaging reader with asymmetrical magnification - A solid-state imager is mounted in a reader, such as a bi-optical, dual window, point-of-transaction workstation, for capturing light along an optical axis over a field of view from diverse targets useful for customer identification, customer payment validation, operator surveillance, and coded indicia. An optical converter is located within the housing, for optically modifying and asymmetrically magnifying the field of view along mutually orthogonal directions generally perpendicular to the optical axis, and for increasing resolution of the imager along one of these directions. | 04-02-2009 |
20090237575 | Adaptive focusing using liquid crystal zone plates in electro-optical readers - Working range and beam cross-section are adjusted in an electro-optical reader for reading indicia by applying voltages to electrodes in one or more liquid crystal zone plates in which the index of refraction is changed in different regions of each zone plate. | 09-24-2009 |
20090302116 | SEMI-ZOOM IMAGING OPTICAL SYSTEM - An apparatus includes a first lens, a liquid lens, imaging sensor arrays, an aperture stop, and a barcode decoding system. The first lens has a fixed optical power. The liquid lens has a variable optical power. The imaging sensor arrays are operable to receive light passing through both the first lens and the liquid lens. The liquid lens is positioned between the aperture stop and the imaging sensor arrays. The barcode decoding system receives signals from the imaging sensor arrays. | 12-10-2009 |
20100012726 | Integrated Optical Exit Window - A device including a housing, an imaging engine and a transparent exit window. The imaging engine is located within the housing. The exit window is in the housing allowing light to pass from an exterior of the device to the imaging engine within the housing. The exit window has a plurality of segments. Each of the segments has a corresponding optical property. | 01-21-2010 |
20100078483 | Arrangement for and method of generating uniform distributed line pattern for imaging reader - A module and an arrangement for, as well as a method of, generating a generally uniform distributed line pattern of light on a symbol to be read by image capture employs a light source for generating light along an optical axis in a distribution having different extents along intersecting directions generally perpendicular to the axis, a linear lens array having a plurality of compound curvature lenses spaced apart from one another along one of said directions, for receiving the light from the light source, and for optically modifying the light from the light source to generate the generally uniform distributed line pattern of light on the symbol, each lens having a concave curvature for diverging the light along said one direction, and a convex curvature for collimating the light along the other of said directions, and a solid-state imager having an array of image sensors for capturing return light from the symbol over a field of view having different extents along the intersecting directions. | 04-01-2010 |
20100127078 | Integrated image quality test for imaging system - An imaging system with in-field image quality testing and reporting features, includes a housing, and a solid-state imager having an array of image sensors supported by the housing for capturing return light from a target located in a range of working distances from the housing in an image capture mode of operation, and for capturing return light from a test pattern positioned at a predetermined position in the range of working distances in a test mode of operation different from the image capture mode. An electrical signal indicative of the captured return light is generated in each mode. A memory is supported by the housing for storing a test program for testing image quality. A controller is supported by the housing for processing the electrical signal in the image capture mode, and for accessing the memory to enable the controller to execute the test program in the test mode to test the image quality of the test pattern imaged by the imaging system, and for reporting test results of the image quality of the test pattern. | 05-27-2010 |
20110127334 | MEM AUTO-FOCUSING SYSTEM | 06-02-2011 |
20130001308 | COMPACT HYBRID IMAGING LENS ASSEMBLY IN AN IMAGING READER - A compact hybrid imaging lens assembly captures return light from a target over a field of view of a linear array of image sensors of a solid-state imager, and projects the captured return light onto the array during electro-optical reading of the target. The assembly includes a plastic lens for optical aberration correction, a glass lens spaced away from the plastic lens along an optical axis, and an aperture stop between the lenses and having an asymmetrical aperture through which the optical axis extends. The glass lens has substantially all the optical power of the imaging lens assembly for thermal stability, and the plastic lens has substantially no optical power. A holder holds the lenses and the aperture stop away from the array. Alignment elements on the plastic lens align the asymmetrical aperture relative to the linear array. | 01-03-2013 |
20130119137 | APPARATUS FOR AND METHOD OF ALIGNING NON-ROTATIONALLY SYMMETRICAL IMAGING LENS APERTURE WITH AN IMAGING SENSOR IN AN IMAGING READER - An apparatus and method for imaging a target, includes a housing having a presentation area, a solid-state imaging sensor having an imaging array of image sensors looking at a field of view that extends through the presentation area to the target, and an imaging lens assembly for capturing return light over the field of view from the target through the presentation area, and for projecting the captured return light onto the imaging array during imaging of the target. The assembly has a plurality of lenses, an aperture stop, and a holder for holding the lenses and the aperture stop in spaced relation along an optical axis. The aperture stop has a non-rotationally symmetrical aperture through which the optical axis extends. Alignment elements on the imaging lens assembly are used to align the non-rotationally symmetrical aperture with the imaging array. | 05-16-2013 |
20130128084 | APPARATUS FOR AND METHOD OF IMAGING TARGETS WITH WIDE ANGLE, ATHERMALIZED, ACHROMATIC, HYBRID IMAGING LENS ASSEMBLY - A wide angle, athermalized, achromatic, hybrid imaging lens assembly captures return light from a target over a field of view, and projects the captured return light onto an array of image sensors of a solid-state imager during electro-optical reading of the target. The assembly includes a plastic lens group for optical aberration compensation, a glass lens group spaced away from the plastic lens group along an optical axis, and an aperture stop between the lens groups and having an aperture through which the optical axis extends. The glass lens group has substantially all the optical power of the imaging lens assembly for thermal stability, and the plastic lens group has substantially no optical power. A holder holds the lenses and the aperture stop in front of the array. | 05-23-2013 |