Matches 1 - 35 out of 35


Match Document Document Title
US20120048941 OPTICAL READER USING DISTANCE MAP DECODING  
A method for decoding an encoded candidate character of a symbology is provided that includes the steps of providing a plurality of valid barcode characters of a symbology having n elements,...
US20100277330 OPTICAL CODE READER  
An optical code reader includes a manually operated focusing distance adjustment mechanism, which includes an electronic memory of a configuration parameter representing the desired focusing distance.
US20130048733 BAR CODE IMAGERS  
Bar code imagers and methods of operating bar code imagers are described herein. One method includes illuminating a bar code with a first illumination beam provided by the bar code imager device,...
US20140374485 System and Method for Reading Code Symbols Using a Variable Field of View  
A system and method are presented for improving the performance of full range code scanners. A distance detection module determines the distance of the code symbol from the code symbol reader. In...
US20080023549 Axicon-based imaging lens assembly in imaging reader  
An imaging lens assembly focuses light from indicia in a working range of distances along an optical path onto a solid-state imager of an imaging reader. The lens assembly includes an axicon and...
US20080023548 Adjustable imaging lens assembly in imaging reader  
An adjustable imaging lens assembly focuses light from indicia along an optical path onto a solid-state imager of an imaging reader. The lens assembly includes a plurality of lenses and an...
US20100108765 Self-calibrating, automatic focusing assembly in electro-optical readers  
An electro-optical reader for, and method of, reading a symbol, utilize a light source for emitting a light beam along a path, an optical assembly including a variable focusing element for...
US20100127081 TARGETING SCHEME FOR DATAFORM READERS  
In a handheld dataform reader, the usability of the reader is greatly enhanced by monitoring the distance between the dataform reader and the surface bearing a symbol to be read and then changing...
US20130048729 BAR CODE IMAGERS  
Bar code imagers and methods of operating bar code imagers are described herein. One method includes selectively illuminating a portion of an axicon optical element of a bar code imager device,...
US20150048167 BARCODE-READING CAPABILITIES OF A PORTABLE, HAND-HELD COMPUTING DEVICE THAT COMPRISES A CAMERA  
This patent specification describes an attachment for a mobile device. The attachment may have an attachment feature designed to be attached to a mobile device such as a smartphone, tablet, or...
US20080296385 VARIABLE FOCUS IMAGING LENS ASSEMBLY FOR AN IMAGING-BASED BAR CODE READER  
A variable focus imaging lens assembly (50) for an imaging-based bar code reader (10) including: a lens assembly (52) focusing light from a field of view (FV) onto a sensor array (28), the lens...
US20080230611 Variable Laser Beam Focus  
An imaging device includes a scanning platform coupled to a fixed platform by flexible members. The scanning platform, fixed platform, and flexible members are made of a polymer such as is...
US20120256000 DECODING MULTI-RESOLUTION OPTICAL CODES  
A method of decoding a machine-readable optical code that includes a first code including a plurality of first elements formed on or in a substrate, the first code specifying first information,...
US20120118973 CAMERA APPLICATIONS IN A HANDHELD DEVICE  
A hand held device containing at least one camera can perform various functions. In some embodiments, the device may have a primary lens for focusing on distant objects, and a secondary lens that...
US20070170259 Method and apparatus for providing a focus indication for optical imaging of visual codes  
A method and apparatus for indicating an in-focus or an out-of-focus condition for an imaging device (1, 2) in an optical reading and decoding apparatus (20) for receiving a coded image from a...
US20120074227 CAMERA APPLICATIONS IN A HANDHELD DEVICE  
A hand held device containing at least one camera can perform various functions. In some embodiments, digitized images taken with two or more camera lenses having different fixed focal lengths may...
US20120018519 SWIPE SCANNER EMPLOYING A VISION SYSTEM  
This invention provides a point-of-sale scanning device that employs vision sensors and vision processing to decode symbology and matrices of information of objects, documents and other substrates...
US20130200157 SYSTEM AND METHOD FOR EXPANSION OF FIELD OF VIEW IN A VISION SYSTEM  
This invention provides a system and method for expanding the field of view of a vision system camera assembly such that the field of view is generally free of loss of normal resolution across the...
US20120248191 SCANNER DEVICE AND COMPUTER PROGRAM PRODUCT  
Disclosed is a scanner device comprising: a scanner unit that scans a symbol and obtains image data; a judgment unit that judges whether or not a capture distance from the scanner unit to the...
US20110174880 INDICIA READING TERMINAL HAVING MULTIPLE SETTING IMAGING LENS  
An indicia reading terminal can include a multiple setting imaging lens assembly and an image sensor having an image sensor array. In one embodiment, an indicia reading terminal in an active...
US20100320272 HYBRID LASER SCANNING AND IMAGING READER  
An imaging module is supported by a housing of a reader for electro-optically reading indicia. The imaging module includes a solid-state imager having an array of image sensors for capturing...
US20100155482 Methods and Apparatus for Increased Range of Focus in Image Based Bar Code Scanning  
Systems and techniques for improved focal range for image based bar code scanning. An image based bar code scanner includes an imaging device comprising a lens array of one or more fixed focus...
US20170061178 CODING AND DECODING METHOD USING PATTERNS AND SYSTEM THEREOF  
Disclosed are coding and decoding methods using patterns and a system thereof. The object-images are obtained via detecting a pattern comprising objects. The distances between the object-images...
US20160188936 SYSTEM AND METHOD FOR EXPANSION OF FIELD OF VIEW IN A VISION SYSTEM  
This invention provides a field of view expander (FOVE) removably attached to a vision system camera having an image sensor defining an image plane. In an embodiment the FOVE includes first and...
US20150269403 BARCODE READER HAVING MULTIPLE SETS OF IMAGING OPTICS  
The present disclosure provides a barcode reader including a second set of imaging optics having a larger effective depth of field than a first set of imaging optics and requiring a larger amount...
US20150235068 METHOD AND APPARATUS FOR SCANNING WITH CONTROLLED SPHERICAL ABERRATION  
A reader obtains image data corresponding to an image of optically encoded information that is received via a lens unit that causes controlled spherical aberration blurring that is precisely...
US20150178536 INDICIA READING TERMINALS AND METHODS EMPLOYING LIGHT FIELD IMAGING  
A terminal for decoding decodable indicia includes a plenoptic imaging subsystem comprising an image sensor array and plenoptic imaging optics operable to project a plenoptic image of a space...
US20150161427 BARCODE IMAGING  
Methods, devices, and systems for barcode imaging are described herein. One method includes capturing image data that is used to form an image with a light field imager, wherein the image includes...
US20150144698 LASER SCANNING CODE SYMBOL READING SYSTEM PROVIDING CONTROL OVER LENGTH OF LASER SCAN LINE PROJECTED ONTO A SCANNED OBJECT USING DYNAMIC RANGE-DEPENDENT SCAN ANGLE CONTROL  
Method of and system for reading bar code symbols using a hand-supportable laser scanning bar code symbol reading system supporting an improved level control over the length of laser scan lines...
US20140332592 METHOD AND SYSTEM FOR OPTIMIZING SYSTEM SETTINGS OF A LASER SCANNER CONTROL SYSTEM  
A scanning device includes a laser source emitting a laser scanning beam, a movable scanning mirror reflecting the laser scanning beam towards an on object to be scanned, a mirror moving element...
US20140131447 DEVICES AND METHODS OF READING MONOCHROMATIC PATTERNS  
A method of extracting data from an identifiable monochromatic pattern. The method comprises separating a polychromatic optical signal, received from an object having identifiable monochromatic...
US20130070322 LASER SCANNING SYSTEM EMPLOYING AN OPTICS MODULE CAPABLE OF FORMING A LASER BEAM HAVING AN EXTENDED DEPTH OF FOCUS (DOF) OVER THE LASER SCANNING FIELD  
A laser scanning system having a laser scanning field, and a laser beam optics module with an optical axis and including: an aperture stop disposed after a laser source for shaping the laser beam...
US20120228382 DUAL LASER SCANNING CODE SYMBOL READING SYSTEM EMPLOYING AUTOMATIC OBJECT PRESENCE DETECTOR FOR AUTOMATIC LASER SOURCE SELECTION  
Method of and system for reading code symbols a dual-laser scanning bar code symbol reading system having the capacity to automatically select in a user-transparent manner, and activate either a...
US20120181337 BARCODE READING APPARATUS AND BARCODE READING METHOD  
A barcode reading apparatus adapted to detect a barcode is provided. The barcode reading apparatus includes an imaging lens, an image sensor, and a barcode decoder. The imaging lens has a...
US20100308115 Laser barcode scanner and an execution method thereof  
A laser barcode scanner and its execution method apply a ranging method by light to quickly measure a distance between the laser barcode scanner and a barcode, and using a signal processor for...

Matches 1 - 35 out of 35