Relay Device Replacement Identification via Detection and Reply Units

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Solution Overview

Problem

In the context of replacing relay devices, existing technologies face challenges in accurately identifying the target relay device for replacement, especially in multiplexed setups, leading to potential incorrect settings and disruptions in network functionality.

Innovation Solution

A relay device equipped with a detection unit to identify connectivity issues, a reply unit to indicate candidacy for replacement, and a transmission unit to share configuration information, ensuring correct pairing and data transfer during device replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If relay devices are multiplexed to handle multiple network connections, then network capacity and functionality are improved, but the difficulty of identifying the correct target device for replacement increases

Engineering Contradiction:
Improvenetwork capacityVSAvoiddevice identification accuracy
Core Design Contradiction:
ProductivityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent uses visual indication methods (analogous to color changes) where the display unit shows different visual states to indicate which relay device is the correct replacement target. This allows operators to easily distinguish the target device among multiple multiplexed devices without confusion.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The system implements feedback by having the display unit provide real-time visual information about the correct replacement target. The relay device communicates its status and identity back to the operator through the display, enabling accurate identification among multiplexed devices.

Inventive Principle:
Principle #23Feedback

2Device complexity

If manual configuration methods are used for relay device replacement, then device complexity is reduced, but the time required for replacement and network downtime increase

Engineering Contradiction:
Improvereplacement system complexityVSAvoidreplacement time
Core Design Contradiction:
Device complexityVSLoss of time

Solution Approach 1:

The relay device performs self-identification and self-indication of its replacement status. The detection unit automatically determines whether it is the replacement target, and the display unit automatically indicates this status, eliminating the need for complex manual identification procedures.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system prepares for replacement in advance by having the display unit indicate the correct target device before the actual replacement begins. This preliminary indication prevents confusion and speeds up the replacement process.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If automated detection and indication systems are implemented, then replacement accuracy is improved, but device complexity increases

Engineering Contradiction:
Improvereplacement target identification accuracyVSAvoidrelay device complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent divides the relay device into distinct functional units: a detection unit for identifying replacement status and a display unit for indicating this status. This segmentation allows each unit to perform its specific function simply, while the overall system achieves high replacement accuracy.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The display unit acts as an intermediary between the relay device's internal detection mechanism and the external operator. It translates internal detection data into visual information that is easy to understand, improving accuracy without significantly increasing overall system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10931363B2Relay device and non-transitory computer readable medium
Publication Date: 2021.02.23 FUJIFILM BUSINESS INNOVATION CORP
  • US10931363B2 patent drawing
  • US10931363B2 patent drawing
  • US10931363B2 patent drawing

AI summary

A relay device is provided with a detection unit, a reply unit, and a transmission unit. The detection unit detects an inability to connect to a wide-area information communication network in a case in which the relay device is multiplexed with another relay device. In a case in which the detection unit detects the inability to connect to the wide-area information communication network, when a request searching for a replacement partner is received from another relay device, the reply unit replies to the other relay device with information indicating that the relay device itself is a replacement candidate. The transmission unit transmits information set in the relay device itself to the other relay device.