Encrypted Instant Coupon Barcode Verification System
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Solution Overview
Problem
Conventional coupons for free gift presentations require users to access a company's website to check if their coupon is a winning number, making it inconvenient and vulnerable to third-party exposure of coupon numbers.
Innovation Solution
An apparatus and method that generates and prints encrypted instant coupon numbers, allowing users to check if they have won using a smartphone, with a winning reference number generation unit, coupon number generation unit, and instant coupon number generation unit, ensuring the coupon number remains secure from third-party exposure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If coupon numbers are printed on coupons to allow easy viewing, then ease of operation is improved, but security deteriorates as third parties can easily view and expose coupon numbers
Solution Approach 1:
The patent extracts the coupon verification function from the coupon number itself and places it in a barcode format. The barcode contains encoded verification information that can be scanned and processed without exposing the actual coupon number, thereby maintaining ease of operation while improving security.
Solution Approach 2:
The patent introduces a barcode as an intermediary between the coupon number and the verification system. The barcode serves as a mediator that carries the necessary verification data in an encoded format, allowing verification without direct exposure of the coupon number to third parties.
2Measurement precision
If users must access the company website to check winning status, then verification accuracy is maintained, but loss of time increases due to the inconvenience of individual access and entry
Solution Approach 1:
The patent enables self-service verification by encoding the winning status information directly in the barcode. Users can scan the barcode with their smartphones and immediately verify their winning status without needing to access the company website or manually enter coupon numbers, thus reducing verification time while maintaining accuracy.
Solution Approach 2:
The patent performs preliminary encoding of the winning status information into the barcode during coupon generation. This pre-encoding allows users to verify their status immediately upon scanning, eliminating the need for time-consuming website access and data entry while ensuring verification accuracy.
3Reliability
If encrypted instant coupon numbers are printed on coupons, then security is improved, but device complexity increases due to the need for encryption and barcode generation systems
Solution Approach 1:
The patent creates a coded copy of the coupon verification information in barcode format. Instead of directly printing the coupon number, the system generates a barcode that contains the encoded verification data. This copying approach maintains security while using well-established, relatively simple barcode technology rather than requiring complex custom encryption systems.
Data Source
AI summary
An apparatus and method for creating coupons for free gift presentation is provided, which encrypts an instant coupon number capable of indicating whether the instant coupon number is a winning number while allowing a customer who receives a coupon to immediately check whether he or she has won a free gift using a smart phone or the like.


