Seat Display Ordering Control for Discounted Item Visibility

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Solution Overview

Problem

Existing systems lack convenience for customers in ordering merchandise, particularly in establishments providing food and beverages, as they do not effectively display discounted items and manage orders across multiple devices.

Innovation Solution

A control device for a display device at a seat that includes a moving display area showing images of items and discounted items, with synchronized displays on customer terminals, and manages orders through a networked system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a conventional ordering system is used without discounted item display, then the system is simple, but customer convenience is reduced and waste increases

Engineering Contradiction:
Improvecustomer convenienceVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The display area is segmented into a moving display area that sequentially shows multiple images including discounted item announcements and remaining quantity indicators. This segmentation allows discounted information to be integrated into the existing scrolling display without overwhelming the interface or requiring a complete system redesign.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The moving display area serves multiple functions: displaying regular item images, announcing discounted items, and showing remaining quantities. This multi-functionality allows the system to provide discounted item information using existing display infrastructure, avoiding the need for separate dedicated displays or complex additional components.

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

2Loss of information

If discounted items are not clearly displayed, then the display is simple, but customer awareness of discounts is low and waste increases

Engineering Contradiction:
Improvediscount information visibilityVSAvoiddisplay complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system uses visual differentiation through color changes and distinctive image styles to highlight discounted items. The discounted item announcement images and remaining quantity images are displayed with different visual characteristics from regular item images, making discount information immediately noticeable without requiring complex alert systems or multiple display modes.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The system pre-displays discounted item information and remaining quantities in the moving display area before customers make their selections. This preliminary presentation of discount information ensures customers are aware of available discounts and stock levels before ordering, enabling informed decisions without requiring additional inquiry steps or complex information retrieval processes.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If orders are not synchronized across devices, then the system is simple, but customer experience is poor and errors increase

Engineering Contradiction:
Improveorder accuracyVSAvoidsystem integration complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system implements real-time feedback mechanisms where the display device and customer terminal device continuously exchange order information and stock status updates. When an order is placed or stock levels change, the system immediately updates both devices, ensuring consistency and accuracy without requiring complex manual synchronization processes or batch processing.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system merges the display device and customer terminal device into a unified ordering system where both devices access and update the same order data and stock information. This integration allows seamless synchronization of order information across devices, ensuring that both the display device and customer terminal reflect the current state without requiring separate data management systems.

Inventive Principle:
Principle #5Merging (Combining)

4Loss of substance

If remaining quantity is not tracked and displayed, then the system is simple, but waste increases due to poor inventory management

Engineering Contradiction:
Improveitem wasteVSAvoidinventory management complexity
Core Design Contradiction:
Loss of substanceVSDevice complexity

Solution Approach 1:

The system pre-calculates and displays remaining quantities of discounted items before customers complete their orders. By showing the remaining quantity in the moving display area, the system enables customers to make informed decisions about discounted item selections, preventing over-ordering and reducing waste without requiring complex real-time inventory tracking during the ordering process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides continuous feedback on remaining quantities of discounted items to both the display device and customer terminal device. This real-time information update ensures that both the establishment and customers have accurate knowledge of available stock levels, enabling better inventory management and waste reduction through informed ordering decisions.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20260087569A1Control device for controlling display device provided at seat
Publication Date: 2026.03.26 FOOD & LIFE CO LTD
  • US20260087569A1 patent drawing
  • US20260087569A1 patent drawing
  • US20260087569A1 patent drawing

AI summary

A control device controls a display device provided at a seat, including a processor and memory storing instructions that cause the control device to display an order screen on the display device, which is used by a customer seated in the seat to order items. The order screen includes a moving display area that sequentially displays each of multiple images, including images of items available for ordering, moving in a predetermined direction along a lane. The instructions further cause the control device to accept settings of items subject to discount and the remaining quantity of such discounted items, and display images announcing the discounted items and images indicating the remaining quantity of discounted items as part of the multiple images in the moving display area of the order screen, when settings for the item subject to discount and the remaining quantity of the discounted item are received.