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Class Information
Number: 235/462.25
Name: Registers > Coded record sensors > Particular sensor structure > Optical > Bar code > Reader processing circuitry
Description: Subject matter including specific circuitry that receives a signal from the photo-detector and converts it into a representative information signal of the bar code.










Sub-classes under this class:

Class Number Class Name Patents
235/462.26 Amplitude control (e.g., automatic gain control) 63
235/462.27 Analog to square wave converter (e.g., digitizer, binarizer, slicer) 147
235/462.28 Clock generating or sampling circuit 70
235/462.29 Noise reduction circuit (e.g., electrical filters) 64


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14

Patent Number Title Of Patent Date Issued
8701999 Method and apparatus for reading optical indicia Apr. 22, 2014
8702003 Bar code readers and methods of reading bar codes Apr. 22, 2014
8672226 Decoding a physical image Mar. 18, 2014
8672227 Low profile illumination for direct part mark readers Mar. 18, 2014
8668149 Bar code reader terminal and methods for operating the same having misread detection apparatus Mar. 11, 2014
8662397 Multiple camera imaging-based bar code reader Mar. 4, 2014
8657198 End user-customizable data capture terminal for and method of imaging and processing target data Feb. 25, 2014
8646691 Apparatus and method for using machine-readable codes Feb. 11, 2014
8632012 Focus adjustment with MEMS actuator in imaging scanner Jan. 21, 2014
8628023 Augmented binary code symbol Jan. 14, 2014
8628015 Indicia reading terminal including frame quality evaluation processing Jan. 14, 2014
8622304 Imaging reader and method with combined image data and system data Jan. 7, 2014
8608075 Code reading apparatus and computer program product Dec. 17, 2013
8596539 Imaging terminal having image sensor and lens assembly Dec. 3, 2013
8596540 Method and portable apparatus for recognizing barcodes Dec. 3, 2013
8590792 Apparatus for and method of reading printed and electronic codes Nov. 26, 2013
8584951 Apparatus, method and system for extracting pixel data from an image capture device Nov. 19, 2013
8584952 Apparatus, system and method for extending the depth of field of an optical code scanner Nov. 19, 2013
8579198 Enhanced laser barcode scanning Nov. 12, 2013
8556179 Motion tolerant bar code reader Oct. 15, 2013
8556178 RFID devices using metamaterial antennas Oct. 15, 2013
8550349 System for recovering a barcode Oct. 8, 2013
8523075 Barcode recognition using data-driven classifier Sep. 3, 2013
8496181 Data collection device having dynamic access to multiple wireless networks Jul. 30, 2013
8479994 Individualized scanner Jul. 9, 2013
8462498 Battery disconnect scheme for a portable data terminal Jun. 11, 2013
8453933 Apparatus for and method of distinguishing among successive products entering a point-of-transaction workstation by detecting their exit therefrom Jun. 4, 2013
8451551 Image reading apparatus and image forming apparatus provided therewith May. 28, 2013
8413903 Decoding barcodes Apr. 9, 2013
8408468 Method of and system for reading visible and/or invisible code symbols in a user-transparent manner using visible/invisible illumination source switching during data capture and processing ope Apr. 2, 2013
8401471 Large band inductive antenna for contactless communication systems Mar. 19, 2013
8397992 Optical reader having image sensor for reading decodable indicia Mar. 19, 2013
8387888 Reduced-ink barcodes Mar. 5, 2013
8392260 Short-charge cordless scanner for retail terminals Mar. 5, 2013
8376233 Bar code symbol reading system employing an extremely elongated laser scanning beam capable of reading poor and damaged quality bar code symbols with improved levels of performance Feb. 19, 2013
8376234 Method of and reader for electro-optically reading symbols on curved surfaces Feb. 19, 2013
8380014 Bar-code ticket processing apparatus and method of controlling bar-code ticket processing apparatus Feb. 19, 2013
8348169 Image reader comprising CMOS based image sensor array Jan. 8, 2013
8342408 Device and system for processing image data representing bar codes Jan. 1, 2013
8340966 Device for generating speech, apparatus connectable to or incorporating such a device, and computer program product therefor Dec. 25, 2012
8336780 Windowed housing with rotatable imaging device Dec. 25, 2012
8333327 Apparatus, system, and method of image processing Dec. 18, 2012
8333328 Optical code recognition apparatus Dec. 18, 2012
8317101 Produce data collecter which collects internal produce information Nov. 27, 2012
8313032 Method and apparatus for time and date stamping of image files Nov. 20, 2012
8302865 Method, apparatus, and system for programming a barcode symbol scanning terminal with two-dimensional programming code Nov. 6, 2012
8267321 Enhanced-density barcode Sep. 18, 2012
8256679 Use of barcode menus to configure and set-up vital signs monitors Sep. 4, 2012
8256681 Data collection device having dynamic access to multiple wireless networks Sep. 4, 2012
8260199 NFC module, in particular for mobile phone Sep. 4, 2012

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