Patent application number | Description | Published |
20080277473 | Digital image capture and processing system employing an image formation and detection system having an area-type image detection array supporting single snap-shot and periodic snap-shot modes of image acquisition during object illumination and imaging operations - A digital image capture and processing system including a housing having an imaging window, and an image formation and detection subsystem, disposed in the housing, having an area-type image detection array supporting a single snap-shot mode of image acquisition and a periodic snap-shot mode of image acquisition during object illumination and imaging operations. The system also includes an illumination subsystem, with an illumination array, for producing a field of illumination within the FOV, and illuminating the object detected in the FOV, so that the illumination reflects off the object and is transmitted back through the light transmission aperture and onto the image detection array to form the 2D digital image of the object. By virtue of its single and periodic snap-shot modes of operation, the digital image capture and processing system of the present invention has the capacity to support pass-through as well as presentation type methods of digital image capture and processing at demanding POS environments without the use of traditional video modes of image acquisition. | 11-13-2008 |
20080277474 | Hand-supportable digital image capture and processing system capable of illuminating the entire field of view (FOV) of said system using a linear LED-based illumination array mounted behind an illumination-focusing lens component integrated within the imaging window of said system - A digital image capture and processing system capable of illuminating the entire field of view (FOV) of the system using a linear LED-based illumination array. The system includes a housing having an imaging window with a refractive-type illumination-focusing lens component integrated therewithin. The area-type image formation and detection subsystem, also disposed in the housing, has image formation optics for projecting a field of view (FOV) through the imaging window and onto an area-type image detection array, for forming and detecting 2D digital images of an object in the FOV, during object illumination and imaging operations. The linear LED-based illumination array is disposed immediately behind the refractive-type illumination-focusing lens component, for producing a field of wide-area illumination illuminating substantially the entire FOV over the working distance of the system. During object illumination and imaging operations, the illumination reflects off an object within the FOV and is transmitted back through the imaging window and onto the area-type image detection array to form one or more 2D digital images of the object. | 11-13-2008 |
20080283606 | Digital image capture and processing system supporting a periodic snapshot mode of operation wherein during each image acquistion cycle, the rows of image detection elements in the image detection array are exposed simultaneously to illumination - A digital image capture and processing system including a housing having an imaging window; and an image formation and detection subsystem supporting a periodic snap shot mode of the operation. The system includes image formation optics for projecting a field of view (FOV) through said imaging window and upon an object within the FOV, and forming an image of the object on an area-type image detection array having a plurality of rows of image detection elements, and detecting 2D digital images of the object while object illumination and imaging operations. The system also includes an LED-based illumination subsystem, with a LED illumination array, for producing a field of narrow-band illumination within the FOV, and illuminating the object detected in the FOV, so that the illumination reflects off the object and is transmitted back through the light transmission aperture and onto the image detection array to form the 2D digital image of the object. During the periodic snap shot mode of the operation, the image detection array supports periodic image acquisition cycles, and during each image acquisition cycle, substantially all image detection elements in the image detection array are exposed simultaneously to the illumination. In the illustrative embodiment, each image acquisition cycle has a predetermined time duration followed by a decode-processing cycle having a time duration approximately equal to the duration of the image acquisition cycle so that at least ten (10) image frames can be acquired per second. | 11-20-2008 |
20080290173 | Hand-supportable digital image capture and processing system employing automatic object presence detection to control automatic generation of a linear targeting illumination beam within the field of view (FOV), and manual trigger switching to initiate illumination of the detected object and capturing and processing of digital images thereof - A hand-supportable digital image capture and processing system including a hand-supportable housing having an imaging window, and an area-type image formation and detection subsystem having image formation optics for projecting a field of view (FOV) through the imaging window and upon an object within the FOV, and forming and detecting 2D digital images of the object on an area-type image detection array. The system includes an object presence detection subsystem for automatically detecting an object within the FOV, and generating a first trigger event indicative of automatic object detection within the FOV. The system also includes an object targeting illumination subsystem for generating and projecting a visible targeting illumination beam within the FOV, in response to the generation of the first trigger event signal. A manual trigger switch is integrated with the hand-supportable housing, for generating a second trigger event, indicating that a code symbol on the detected object is aligned with the visible targeting illumination beam and is ready for illumination and imaging. Also, the system includes an LED-based illumination subsystem, responsive to the second triggering event, for generating and projecting a field of illumination through the imaging window and within the FOV so that light transmitted through the imaging window and reflected/scattered off the object and detected by the area-type image detection array within the hand-supportable housing. | 11-27-2008 |
20080314985 | Digital image capture and processing system supporting advanced modes of automatic illumination and imaging control - A method of capturing processing digital images of an object, using a hand-supportable digital image capture and processing system having a trigger switch, an imaging window and a field of view (FOV) projected therethrough and onto an area-type image detection array. The method involves automatically detecting an object within the FOV, and generating a first trigger event indicative of automatic object detection within the FOV. In response to the generation of the first trigger event signal, the object targeting illumination subsystem automatically generates and projects a visible targeting illumination beam within the FOV. The human operator aligns the visible targeting illumination beam with the object in the FOV, and then manually actuates the trigger switch to generate a second trigger event signal. In response to the generation of the second trigger event signal, a field of illumination is automatically generated and projected through the imaging window and within the FOV, while the targeting illumination beam is momentarily ceased, and 2D digital images of the object are formed and detected on the area-type image detection array, and one or more of the detected 2-D digital images are captured, buffered and processed, so as to read one or more 1D and/or 2D code symbols graphically represented in the one or more detected 2D digital images. | 12-25-2008 |
20080314986 | Digital image capture and processing system having a printed circuit (PC) board with light transmission aperture, wherein a first linear array of visible light emitting diodes (LEDS) are mounted on the rear side of the PC board for producing a linear targeting illumination beam, and wherein a second linear array of visible LEDs are mounted on the front side of said PC board for producing a field of visible illumination within the field of view (FOV) of the system - A digital image capture and processing system having single printed circuit (PC) board with light transmission aperture, wherein a first linear array of visible light emitting diodes (LEDs) are mounted on the rear side of the PC board for producing a targeting illumination beam, and wherein a second linear array of visible light emitting diodes (LEDs) are mounted on the front side of the PC board for producing a field of visible illumination within the field of view (FOV) of the system. The targeting illumination beam is centrally disposed within the field of visible illumination. | 12-25-2008 |
20120211565 | USER-ADAPTIVE PRESENTATION SCANNER - A system for collecting data is provided that includes a presentation scanning apparatus comprising a first presentation scan window formed into a housing. A first laser source within the housing is operable to emit a first beam through the first presentation scan window along a first axis and illuminate a target comprising an encoded symbol character. A first scanning mirror is disposed intermediate the first laser source and the first presentation scan window. The first scanning mirror is operable to deflect the first beam emitted from the first laser source so that the first beam scans across the presentation scan window according to a baseline scan pattern. | 08-23-2012 |
20130075168 | METHOD OF AND SYSTEM FOR DETECTING PRODUCE WEIGHING INTERFERENCES IN A POS-BASED CHECKOUT/SCALE SYSTEM - A POS-based checkout/scale system having (i) a bar code symbol reading subsystem for reading bar code symbols on products being purchased at a retail POS station, and (ii) a produce weigh scale having a weigh scale assembly for weighing one or more produce items on a weigh platter during produce weighing operations carried out at the time of checkout at said retail POS station. The system also includes an automatic produce weighing interference detection subsystem, supporting an IR-based light curtain about the weigh platter, automatically detects when any object is overhanging the weigh platter during produce weighing operations, and generates an alert signal when such conditions are automatically detected. | 03-28-2013 |
20130278425 | POINT OF SALE (POS) BASED CHECKOUT SYSTEM SUPPORTING A CUSTOMER-TRANSPARENT TWO-FACTOR AUTHENTICATION PROCESS DURING PRODUCT CHECKOUT OPERATIONS - A checkout system is provided for carrying out a two-factor authentication process where coded products are purchased and theft activity might be pursued. The system typically includes an identification code reader for reading product identification codes (e.g. UPC bar code symbols or EPC-encoded RFID tags) on products that are passed through the point of sale (POS) and a security code detector/reader for automatically detecting/reading a security code (e.g. implemented as an EAS tag or an RFID tag) at the POS. During product checkout operations, the identification code reader reads identification codes, and the security code detector/reader detects or reads security codes applied to products. Collected identification and security data is automatically processed using identification and security data stored in a database to determine whether or not each product being purchased at the POS is in compliance or not in compliance with a two-factor authentication process supported by the checkout system. | 10-24-2013 |
20130292475 | CODE SYMBOL READING SYSTEM - An optical code symbol reading system includes a housing having a light transmission aperture, and at least one sound port formed in the housing. The system includes an optical code symbol reading subsystem for optically reading a code symbol in the field external to the light transmission aperture, and generating symbol character data representative of the read code symbol. An electro-acoustic transducer is disposed in the housing for producing sonic energy. Also, an acoustic-waveguide structure is disposed in the housing, for coupling the sonic energy produced from the electro-acoustic transducer, to the at least sound wave port formed the housing, to audibly signal the reading of a code symbol to the operator of the optical code symbol reading system. | 11-07-2013 |
20140326518 | METHOD OF AND SYSTEM FOR DETECTING OBJECT WEIGHING INTERFERENCES - A POS-based checkout/scale system having (i) a bar code symbol reading subsystem for reading bar code symbols on products being purchased at a retail POS station, and (ii) a produce weigh scale having a weigh scale assembly for weighing one or more produce items on a weigh platter during produce weighing operations carried out at the time of checkout at said retail POS station. The system also includes an automatic produce weighing interference detection subsystem, supporting an IR-based light curtain about the weigh platter, automatically detects when any object is overhanging the weigh platter during produce weighing operations, and generates an alert signal when such conditions are automatically detected. | 11-06-2014 |
Patent application number | Description | Published |
20090289190 | High efficiency fiber-optic scintillator radiation detector - A fiber-optic scintillation radiation detector includes: a cladding; a core extending within the cladding; and a scintillator contiguous with the core within the cladding responsive to particle and/or photon radiation by providing scintillation photons, which are then primarily propagated in the core. | 11-26-2009 |
20090317233 | ROTARY NANOTUBE BEARING STRUCTURE AND METHODS FOR MANUFACTURING AND USING THE SAME - In one embodiment, a rotary device includes a multiwall nanotube that extends substantially perpendicularly from a substrate. A rotor may be coupled to an outer wall of the multiwall nanotube, be spaced apart from the substrate, and be free to rotate around an elongate axis of the multiwall nanotube. | 12-24-2009 |
20100127177 | DISCRIMINATION-ENHANCED FIBER-OPTIC SCINTILLATOR RADIATION DETECTOR - A fiber-optic scintillator radiation detector includes a multitude of optical fibers that each include an optical core. The optical cores are spaced apart from one another by an interposer material. In various embodiments, the interposer material has an average atomic number less than 13 and a density greater than 1.3 g/cm | 05-27-2010 |
20130098866 | ROTARY NANOTUBE BEARING STRUCTURE AND METHODS FOR MANUFACTURING AND USING THE SAME - In one embodiment, a rotary device includes a multiwall nanotube that extends substantially perpendicularly from a substrate. A rotor may be coupled to an outer wall of the multiwall nanotube, be spaced apart from the substrate, and be free to rotate around an elongate axis of the multiwall nanotube. | 04-25-2013 |