Visual Ticket Validation System for LCD Screen Verification

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Solution Overview

Problem

Existing electronic ticketing systems face challenges in efficiently verifying electronic tickets, particularly due to issues with barcode scanning on LCD screens, leading to errors and increased processing time compared to paper tickets.

Innovation Solution

The system allows for the electronic distribution of tickets with a visual aid displayed on a user's device, which can be a color display, animation, or image, that ticket takers can visually confirm, eliminating the need for barcode scanning devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If barcode scanning is used to verify electronic tickets on LCD screens, then electronic ticketing can be implemented, but verification accuracy decreases and processing time increases due to scanning errors

Engineering Contradiction:
Improveelectronic ticketingVSAvoidverification accuracy
Core Design Contradiction:
Extent of automationVSMeasurement precision

Solution Approach 1:

The patent replaces the barcode scanning process with a visual copy of the ticket information displayed on the user's device screen. The system captures the screen display and presents a visual representation of ticket details (such as QR code, barcode, or ticket information) that can be directly viewed and verified by ticket takers, eliminating the need for physical barcode scanning while maintaining electronic ticketing functionality

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent substitutes the mechanical barcode scanning process with a visual display system. Instead of using scanners to read barcodes from screens, the system presents ticket information in a visually perceivable format that can be directly observed and verified by human ticket takers, replacing the mechanical scanning process with visual inspection

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Extent of automation

If barcode scanning is used to verify electronic tickets, then electronic ticket distribution is enabled, but processing time increases compared to paper tickets

Engineering Contradiction:
Improveelectronic ticket distributionVSAvoidverification time
Core Design Contradiction:
Extent of automationVSLoss of time

Solution Approach 1:

The system creates a visual copy of the ticket information that can be immediately displayed on the user's device screen. This visual representation allows ticket takers to verify ticket authenticity and details through direct visual inspection rather than time-consuming scanning processes, thereby reducing verification time while maintaining electronic distribution

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The ticket information is pre-formatted and displayed on the user's device screen in a visually optimized format before verification is needed. This preliminary preparation of visual information allows for rapid verification by ticket takers, eliminating the need for on-the-spot scanning and reducing processing time

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If visual display on user device is used for ticket verification, then verification accuracy and speed improve, but the system requires human-perceivable visual output

Engineering Contradiction:
Improveverification accuracyVSAvoidvisual display requirement
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system leverages the universal capability of modern mobile devices to display visual information on their screens. By utilizing the existing display functionality of smartphones and tablets, the system can present ticket verification information in a universally accessible format without requiring specialized hardware, thereby improving accuracy while managing device complexity through multi-functionality

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12254477B2Method and system for providing visual validation of electronic tickets and payment for an additional item
Publication Date: 2025.03.18 SIEMENS MOBILITY INC
  • US12254477B2 patent drawing
  • US12254477B2 patent drawing
  • US12254477B2 patent drawing

AI summary

This invention discloses novel systems and methods for providing visual confirmation that a passenger has a valid ticket and has previously paid for additional items such as luggage, suitcase, briefcase, bicycle, musical instrument, wheelchair, car, vehicle, motorcycle, automobile (in the case of, for example, a ferry). The visual validation display object allows tickets and additional items to be easily and quickly confirmed.