Display Monitor Authorization Control for Uninterrupted Multi-Terminal Use

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Solution Overview

Problem

When multiple communication terminals are connected to a single monitor, a new terminal requesting connection can disrupt the display of existing image data, causing hindrance to ongoing presentations or explanations.

Innovation Solution

A display system with management authority set in one terminal to control communication requests, allowing the monitor to transmit authorization requests to that terminal for determining whether to approve new connections, ensuring existing displays are not interrupted.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the monitor displays an image based on image data from a connected device, then the display function is improved, but a new communication request from another device hinders the ongoing display

Engineering Contradiction:
Improvedisplay continuityVSAvoiddisplay interruption
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a management authority device as an intermediary between communication terminals and the monitor. When a new terminal requests connection, the management authority device mediates by transmitting authorization request information to the monitor, which then outputs communication determination information to the management authority device for user decision. This intermediary mechanism allows new connections to be evaluated without interrupting ongoing displays, as the management authority device coordinates authorization requests during active communication sessions.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple communication terminals can connect to one monitor, then the adaptability is improved, but the existing display is hindered when new connections are requested

Engineering Contradiction:
Improvemulti-terminal connectivityVSAvoiddisplay stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent implements preliminary action by establishing a management authority device that pre-evaluates authorization requests before they affect ongoing displays. When a new terminal requests connection, the system immediately transmits authorization request information to the management authority device, which outputs communication determination information for user decision. This preliminary evaluation process occurs before the new connection can disrupt the current display, allowing the system to maintain display stability while still enabling multi-terminal connectivity through proper authorization management.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If the monitor automatically accepts new communication requests, then the ease of operation is improved, but the ongoing display is interrupted

Engineering Contradiction:
Improveconnection automationVSAvoidpresentation continuity
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent implements feedback by creating a closed-loop authorization system. The monitor transmits authorization request information to the management authority device, which outputs communication determination information back to the monitor based on user input. This feedback mechanism allows the system to maintain ease of operation through automated authorization workflows while preserving presentation continuity, as the management authority device coordinates with the monitor to ensure new connections are authorized without interrupting ongoing displays.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250380322A1Method of controlling communication with display device and display system
Publication Date: 2025.12.11 SEIKO EPSON CORP
  • US20250380322A1 patent drawing
  • US20250380322A1 patent drawing
  • US20250380322A1 patent drawing

AI summary

A display system including three or more communication terminals and a monitor includes establishing, with the monitor, first communication with a first communication terminal in which management authority for managing authorization of communication with the monitor is set and second communication with a second communication terminal, when authorization of third communication between a third communication terminal and the monitor is requested from the third communication terminal while the image is displayed in the display region, transmitting, with the monitor, to a management device in which the management authority is set, information indicating that authorization of the third communication is requested, outputting, with the management device, to the monitor, communication determination information for causing a user of the management device to determine whether to approve the authorization of the third communication, and establishing, with the monitor, the third communication when information indicating that the authorization of the third communication was approved is received from the management device.