192057 ⎘
Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation using light without selection of wavelength, e.g. sensing reflected white light; Methods for optical code recognition the method including quality enhancement steps adapting the threshold for pixels in a CMOS or CCD pixel sensor for black and white recognition
Methods and apparatus to determine barcode decoding parameters for a plurality of barcodes in an image
#2Image sensor for optical code recognition
#3Produce or item recognition by hybrid 3D camera and/or multi-spectrum illumination
#4Code reader and method for reading optical codes
#5Code reader with extended reading range
#6Secure QR code using nonlinearity of spatial frequency in light
#7System and method for recognizing deformed linear barcodes from a stream of varied focus video frames
#8CODE SYMBOL READING DEVICE AND METHOD THEREFOR
#9Optical information reading apparatus and optical information reading method
#10Digital object unique identifier (DOI) recognition method and device
#11Barcode-reading system that obtains ranging data via targeting illumination
#12Apparatus and method for recognizing barcode based on image detection
#13Code reader with extended reading range
#14SYSTEMS AND METHODS FOR SERVING PIXEL MAPPED CONTENT TO MERCHANDISING COMMUNICATION SYSTEMS
#15BARCODE-READING SYSTEM THAT OBTAINS RANGING DATA VIA TARGETING ILLUMINATION
#16BARCODE-READING SYSTEM
#17White illumination for barcode scanners with improved power efficiency and cost
#18Block decoding method and system for two-dimensional code
#19Systems and methods for serving pixel mapped content to merchandising communication systems
#20Image processing
#21Barcode-reading system
#22SYSTEMS AND METHODS FOR SERVING PIXEL MAPPED CONTENT TO MERCHANDISING COMMUNICATION SYSTEMS
#23System and method for determination and adjustment of camera parameters using multi-gain images
#24Barcode decoding method
#25DEVICE WITH CAMERA FOR ACCELERATED BARCODE SCAN READING
#26Scanning improvements for saturated signals using automatic and fixed gain control methods
#27Methods and apparatus for one-dimensional signal extraction
#28System and method for recognizing deformed linear barcodes from a stream of varied focus video frames
#29Method and device for identifying a two-dimensional barcode
#30Barcode reader, barcode reading method, and barcode reading program
#31Method and device for parsing images
#32MACHINE-READABLE SYMBOLS
#33System for decoding two dimensional code and method thereof
#34Method and system for binarization of two dimensional code image
#35Barcode-reading application for a mobile device with a high resolution color camera
#36System and method for determination and adjustment of camera parameters using multi-gain images
#37Code reader and method for the online verification of a code
#38Decoding method and decoding processing device
#39Methods and apparatus for one-dimensional signal extraction
#40Methods and apparatus for one-dimensional signal extraction
#41System and method for decoding barcodes not easily perceptible by human vision
#42SYSTEM AND METHOD FOR BARCODE SCANNING USING IMAGE CALIBRATION
#43Copy-resistant symbol having a substrate and a machine-readable symbol instantiated on the substrate
#44Machine-readable symbols
#45Machine-readable symbols
#46Machine-readable symbols
#47Optical information-reading apparatus and optical information-reading method
#48System and method for estimation and classification of barcodes using heuristic and statistical measures
#49System and method for recognizing deformed linear barcodes from a stream of varied-focus video frames
#50Decoding two-dimensional code using multiple binarization thresholds
#51Bar-code reading apparatus and bar-code reading method
#52Bar code scanner having an adaptive threshold using a first derivative amplitude
#53Method and apparatus employing imaging and/or scanning for reading machine-readable symbols such as barcode symbols
#54Focusing system using light source and image sensor
#55Apparatus and process for two-stage decoding of high-density optical symbols
#56Device for reading optical data code
#57System and method for determining a threshold for edge detection based on an undifferentiated equalized scan line signal
#58Method of decoding a symbol with a low contrast
#59Method and apparatus for recognizing code
#60System for generating tags
#61Method for authenticating a filter cartridge for a refrigerator appliance
#62Barcode-reading system
#63Dark field illumination system obtained in a tilted plane
#64System for, and method of, controlling illumination of direct part marking (DPM) targets to be read by image capture
#65Systems and methods for serving pixel mapped content to merchandising communication systems