Digital Signage Content Redistribution After Display Failure

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Solution Overview

Problem

In digital signage systems with multiple display devices on a network, a failure in one display device results in lost advertising opportunities and decreased profits, as existing technologies fail to compensate for the lost advertising on other devices.

Innovation Solution

A content display method and distribution device that detects display device failures, identifies a replacement device based on similarity in display conditions or consumer attributes, and redistributes the affected content to the replacement device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a failure detection function is implemented to stop advertising fee generation when a display device fails, then advertising revenue loss is minimized through early detection, but advertising opportunities are still lost and profits decrease

Engineering Contradiction:
Improvefailure detection accuracyVSAvoidadvertising opportunity utilization
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent combines the failure detection function with an automatic content redistribution function. When a display device failure is detected, the system automatically transfers the advertising content to a different display device within the same network, merging the monitoring and recovery functions into a unified system that maintains continuous advertising delivery.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system performs preliminary actions by pre-establishing a network of multiple display devices and pre-configuring content redistribution rules. Before a failure occurs, the system is already prepared with alternative display devices ready to receive and display the content, enabling immediate recovery without manual intervention.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If advertising content is redistributed to a replacement display device when a failure occurs, then advertising opportunities are compensated and revenue is maintained, but system complexity increases due to device selection and content redistribution logic

Engineering Contradiction:
Improveadvertising opportunity compensationVSAvoidcontent redistribution system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system implements self-service by enabling automatic failure detection and content redistribution without requiring administrator intervention. The distribution server autonomously monitors display device status, detects failures, selects replacement devices based on predetermined criteria, and transfers content automatically, reducing operational complexity despite the added functional complexity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system manages complexity by changing parameters such as device status (operational/failure), content location (original device/replacement device), and network routing dynamically based on real-time conditions. These parameter changes enable flexible adaptation to failures while maintaining a relatively simple underlying system structure.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If multiple display devices are deployed on the same network to enable content redistribution, then advertising availability is improved during failures, but system complexity and cost increase

Engineering Contradiction:
Improveadvertising display availabilityVSAvoidnetwork configuration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by deploying multiple display devices that can serve dual purposes: their primary function for normal advertising display and a secondary function as backup replacement devices. This multi-functionality allows the same hardware resources to provide both regular service and failure recovery, improving adaptability without proportionally increasing system complexity.

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

Data Source

PatentUS20260080441A1Distribution device and content display method
Publication Date: 2026.03.19 SHARP NEC DISPLAY SOLUTIONS LTD
  • US20260080441A1 patent drawing
  • US20260080441A1 patent drawing
  • US20260080441A1 patent drawing

AI summary

A content display method executed by a distribution device communicatively connected to a plurality of display devices and configured to distribute a content to the plurality of display devices. A failure display device, in which a failure has occurred, is detected from among the plurality of display devices. A replacement display device is extracted from one or more non-failure display devices, in which any failure has not been detected. The one or more non-failure display devices are included in the plurality of display devices. The extraction is made on the basis of the degree of similarity in display condition between the one or more non-failure display devices and the failure display device. A content, which had once been assigned to be displayed on the failure display device, is transmitted toward the replacement display device as extracted, and to allow the replacement display device to display the content.