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...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!

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Class 235/462.06 - Light level adaptation


Subclass of Class 235 - Registers
Definition: Subject matter including means to maintain the light contrast
No. of patents: 162
Last issue date: 04/10/2012


1          
NumberTitleIssue Date
8152069Dual focus imaging based symbology reading system
A dual focus imaging scanner system and method for reading symbologies such as barcodes. The scanner system includes a light source producing two discrete wavelengths of light for illuminating a symbology target, a lens assembly for collecting a reflected image of t...
04/10/2012
8146818Apparatus and method for symbol information reading
A symbol information reading apparatus may include an imaging element; an image memory structured to store image data; a position detecting processor structured to fetch the image data and structured to detect a position of symbol information. The position detecting...
04/03/2012
8033470Information recognition processing apparatus and information recognition processing method
An information recognition processing apparatus according to an embodiment of the invention includes a storage unit configured to store statistical information indicating results of identification information recognition processing in which an image of a first objec...
10/11/2011
7980470Adaptive power management in imaging systems
An imaging system for, and a method of, electro-optically reading targets, utilize an energizable illuminator for illuminating an illuminated target with illumination light, a solid-state, energizable imager having an array of image sensors for capturing return ligh...
07/19/2011
7832641Scanner switched to active state by sensed movement in quiescent scanning mechanism
The disclosure generally relates to a method and apparatus for determining if an optical scanner is moving. In one embodiment the method for sensing movement of an optical scanner comprises the steps of providing an oscillating system comprising a flexible member, a...
11/16/2010
7823785Planar light source device and liquid crystal display device
Provided is a planar light source device (300) having a planar light source with uniform luminance distribution by using a laser light source for outputting a beam-like luminous flux. The planar light source device (300) applies a laser beam from the s...
11/02/2010
7762464Control of specular reflection in imaging reader
Electro-optical reading failure to read indicia due to specular reflection in the return light captured by a solid-state imager is prevented. An illuminator illuminates the indicia during reading with illumination light directed from an illuminating light source. In...
07/27/2010
7658330Automatic POS-based digital image capturing and processing system employing object motion controlled area-type illumination and imaging operations
An automatic digital image capturing and processing system for use in a POS environment, comprising a system housing having vertical housing section provided with an imaging window, and containing an area-type illumination and imaging station for generating and proj...
02/09/2010
7475822Device for reading optical data code
An optical data code reader includes an illuminator device for illuminating an optical data code to be read out, an image-taking device for taking an image of this optical data code, a readout device for decoding the optical data code by processing image data genera...
01/13/2009
7413126Analog-to-digital converter with automatic range and sensitivity adjustment
The invention is a system and method for providing optimized accuracy and precision in analog-to-digital conversions of data. In an embodiment of the invention, an A/D converter is configured by setting two separately definable reference voltages that are controlled...
08/19/2008
7401738Apparatus for reading a color symbol
The present invention provides an apparatus for reading a color symbol, which comprises a matrix of color filters arranged in front of a detector. Light received from the filters of some colors is used to locate the color symbol, while light received from all the fi...
07/22/2008
7389929Long range optical reader
An indicia decoding device can have an image sensor and a laser diode assembly configured to project laser light onto a substrate. When a trigger signal is received by the indicia decoding device, the device can calculate a delay and enable the laser diode assembly ...
06/24/2008
7380721Low-cost compact bar code sensor
A barcode sensor package has an optical emitter circuit and an optical detector circuit which are formed as one or more integrated optical circuits disposed in a housing which has a reading surface and one or more apertures located between the optical emitter and de...
06/03/2008
7370802Hand held scanner with rotating head
A hand-held optical character scanner includes a handle with a base including a plurality of angled planes for supporting the handle on a substantially flat object at different angles relative to the surface of the object, an arm extending from the handle, with a mo...
05/13/2008
7364085Identification document with printing that creates moving and three dimensional image effects with pulsed illumination
Identification documents have a three dimensional or moving image effect to enable human verification of their authenticity. These effects are created by printing image layers of invisible inks, such as UV or IR fluorescing inks, each depicting an object in varying ...
04/29/2008
7360705Apparatus and method for reading machine-readable symbols
A reader for optically reading machine-readable symbols such as barcodes. The reader includes at least one light source for producing light and a number of light emitters for emitting the light from the reader according to a desired sequence. The distinct light emit...
04/22/2008
7350711Ambient light shield and color filter for imaging-based bar code reader
An ambient illumination shielding apparatus for an imaging-based scanner adapted to read direct part marking (DPM) bar codes. The shielding apparatus includes an illumination shield extending from a housing of the scanner and extending along at least a portion of a ...
04/01/2008
7347376Apparatus and method for verifying print quality of an encoded indicium
The invention is an apparatus configured to provide self-alignment in use when measuring the print quality of an encoded indicium. The apparatus is configured to exclude ambient light, and to align an encoded indicium located at a first aperture defined in a first s...
03/25/2008
7336197LED lighting system for line scan camera based multiple data matrix scanners
A LED lighting system for reading multiple data matrix codes on device populated transport media with a line scan camera, includes a light housing, a plurality of LED circuit bars, having a plurality of LEDs, mounted to an inner surface of the light housing arranged...
02/26/2008
7322526System for reading optical indicia
A portable hand-held reader unit includes a photosensor array interiorly of the unit and optics for focusing an image of indicia of information contained on and occupying a predetermined area on a label exteriorly of the reader unit. The reader unit further includes...
01/29/2008
7311260Camera positioning and confirmation feedback system
An apparatus is disclosed comprising a base capable of receiving a camera including a lens, and a projector coupled to the base and adapted to project a plurality of beams of light onto a plane positioned at a focus distance from the base, wherein the projections of...
12/25/2007
7299985Transmitting enhanced scanner signals on a single channel
A system and method for encoding scanner signal strength and timing information provided, possibly on multiple signal lines, from a digitizer circuit into a signal that can be transmitted on a single line to a modified decoder. A multiplexing device multiplexes the ...
11/27/2007
7296743Laser power control arrangements in electro-optical readers
Laser power control arrangements interrupt power to a laser used in electro-optical readers upon detection of operating conditions not conforming to preestablished standards, and adjust power to the laser to enhance reader performance without violating prevalent saf...
11/20/2007
7290711System and method for reducing motion sensitivity in an imager based optical code reader
A system and method for reading an optical code is provided. The method comprises the steps of sensing incident light reflected from a target optical code to be imaged; generating an image signal including a plurality of electrical signals corresponding to the sensi...
11/06/2007
7281662Methods and apparatus for information capture illumination
Methods and apparatus for illuminating objects comprising asymmetrically illuminating an object using an illumination medium on one side of an optical module of an information capturing module, capturing an electronic representation of the object and decoding the el...
10/16/2007
7273176Electro-optic reader for retro-reflective bar codes
A system for identification comprising: a surface (14) comprising retro-reflective indicta; a source of light that illuminates the indicta (18) along an illumination direction; and a detector (20, 21) that views light reflected from the indicta,...
09/25/2007
7264169Coaligned bar codes and validation means
A security mark having multiple optically orthogonal coaligned bar codes is produced using a reflection hologram visible substantially at only a first wavelength that is layered over a wavelength sensitive filter, which blocks light transmission at the first wavelen...
09/04/2007
7264165Method for reading a graphic pattern and acquiring its image
A method for reading a graphic pattern by illuminating the graphic pattern with at least two groups of light sources, each of the at least two groups of light sources having at least one light source operating according to an illumination cycle that comprises an ill...
09/04/2007
7244122Methods for determining optical characteristics of dental objects
Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object/tooth...
07/17/2007
7224391MOS sensor and drive method thereof
To provide a drive method for finding out an optimum storage period quickly. In the method for driving the MOS sensor having a plurality of pixels, after all the plurality of pixels are simultaneously reset, signals are then sequentially outputted from said p...
05/29/2007
7210631Color bar code system
A color bar code system includes a camera reader to read at least one color bar code having a subset of N bar code colors, a color association unit and an identifier. The color association unit associates each point in a color space with one of the bar code colors. ...
05/01/2007
7204420Scanner and method for eliminating specular reflection
Described is a scanner for reading an optical code which includes a light transmission system and an image acquisition system. The light transmission system projects light on a target. The image acquisition system receives light reflected from the target to generate...
04/17/2007
7201321Electro-optically reading direct part markings on workpieces by image capture
Performance of an imaging reader for electro-optically reading direct part markings on workpieces is enhanced by ensuring that such markings are read in the vicinity of an ideal, focused, target plane, and by enhancing the contrast of such markings. Calibration and ...
04/10/2007
7200466Parts assembly management system
A parts assembly management system includes a parts assembly management apparatus to be installed in an assembly line, and a plurality of storage vessel identifying apparatuses to be installed in a plurality of storage vessels. The parts assembly management apparatu...
04/03/2007
7200337Optoelectronic transceiver having dual access to onboard diagnostics
An optoelectronic transceiver includes first and second controller ICs. Each controller IC includes logic, a memory, an interface, and at least one input port. Each memory is configured to store digital diagnostic data and has a unique serial device address to allow...
04/03/2007
7171046Method and apparatus for portably recognizing text in an image sequence of scene imagery
An apparatus and a concomitant method for portably detecting and recognizing text information in a captured imagery. The present invention is a portable device that is capable of capturing imagery and is also capable of detecting and extracting text information from...
01/30/2007
7162160System and method for protecting eye safety during operation of a fiber optic transceiver
A single-chip integrated circuit, sometimes called a controller, controls operation of a transceiver having a laser transmitter and a photodiode receiver. The controller includes memory for storing information related to the transceiver, and analog to digital conver...
01/09/2007
7152797Apparatus and method for reading embedded indicia
An apparatus and method for reading embedded indicia. A light energy sensing system for an embedded indicia interpretation apparatus. The system includes a first light sensor and a second light sensor. The first and said second light sensors being directed to sense ...
12/26/2006
7148923Methods and apparatus for automatic exposure control
A multi-dimensional imaging device and method for automated exposure control that implement two distinct modules to control the exposure and gain settings in the imager so that processing can occur in a multi-tasking single CPU environment. The first module, referre...
12/12/2006
7149430Optoelectronic transceiver having dual access to onboard diagnostics
The optoelectronic transceiver includes first and second controller ICs. Each controller IC includes logic, a memory, an interface, and at least one input port. Each memory is configured to store digital diagnostic data and has a unique serial device address to allo...
12/12/2006
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