Double-Sided Printing Verification for Instant Lottery Tickets
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Solution Overview
Problem
Current printing processes are unable to efficiently print both sides of instant lottery tickets in a single pass and lack verification mechanisms to ensure accurate application of interconnected data, making the process labor-intensive and prone to errors.
Innovation Solution
A method and system that involves providing first and second printing data for each side of the sheets, using scanning mechanisms to verify the association of data, and a processor to ensure correct application and storage of data in a database, along with a conveying mechanism to manage the sheets through a series of printing and scanning stages.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If state of the art printing processes are used to print both sides of tickets, then printing can be done on each side separately, but the process becomes labor intensive and requires multiple passes through printing equipment
Solution Approach 1:
The patent combines two separate printing operations (printing on first side and printing on second side) into a single integrated process. The system feeds sheets through the printing equipment once, prints on the first side, automatically repositions them, and prints on the second side during the same operational cycle, thereby merging multiple printing passes into one efficient operation.
Solution Approach 2:
The patent implements preliminary actions by pre-configuring the printing system with both first and second printing data before the printing operation begins. The system prepares the sheet feeding mechanism and printing heads in advance to handle double-sided printing automatically, eliminating the need for manual intervention between sides and streamlining the overall process.
2Reliability
If manual verification processes are used to ensure correct application of interconnected data, then data accuracy can be checked, but the process becomes labor intensive and time consuming
Solution Approach 1:
The patent implements an automated feedback mechanism where scanning mechanisms read the printed data from both sides of each sheet immediately after printing. The system compares the scanned data with the original printing data to verify correct application of interconnected information, providing instant feedback on printing accuracy without requiring manual verification.
Solution Approach 2:
The patent replaces manual verification processes with automated scanning and data processing systems. Optical scanners and computer-based verification algorithms substitute for human operators, automatically checking whether interconnected data have been correctly applied to each sheet, thereby eliminating labor-intensive manual verification while maintaining high accuracy standards.
3Productivity
If sheets are printed in batches without individual verification, then printing speed can be maintained, but errors in data application cannot be detected
Solution Approach 1:
The patent maintains continuous printing operation while integrating continuous verification. Sheets move through the printing and scanning processes without interruption, with the scanning and verification occurring simultaneously during the printing cycle. This ensures that productivity is maintained while every sheet undergoes individual data verification automatically.
Data Source
AI summary
A method and a system for double-sided printing of a series of sheets is provided. First printing data for being printed onto a first surface of the series of sheets are provided. The first printing data comprise a plurality of first subsets, each first subset for being printed onto one sheet. Second printing data for being printed onto a second surface of the series of sheets are provided. The second printing data comprise a plurality of second subsets. Each second subset is associated with a respective first subset. A first print is printed in dependence upon the first printing data onto the first surface of the series of sheets. A second print is printed in dependence upon the second printing data onto the second surface of the series of sheets. The first print is scanned and first print data in dependence thereupon are provided. The second print is scanned and second print data in dependence thereupon are provided. For each sheet the first print data and the second print data are processed to determine if the second print data are associated with the respective first print data and data indicative thereof are stored in a database.