Dual Wireless Communication Unit for Seamless Error Recovery

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Solution Overview

Problem

Existing wireless communication technologies, such as those described in JP-A-2019-199004, rely on a single wireless communication method, which reduces user convenience by requiring manual reconnection when errors occur.

Innovation Solution

An electronic device equipped with both a first and second wireless communication unit, capable of switching to a different communication method upon error detection, automatically initiates reconnection requests using both methods to maintain seamless communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If wireless communication is performed using only one wireless communication method, then the device complexity is reduced, but user convenience deteriorates when errors occur

Engineering Contradiction:
Improveuser convenienceVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The wireless communication functionality is segmented into multiple independent communication units (first wireless communication unit and second wireless communication unit), each capable of operating with different communication methods. This segmentation allows the system to switch between communication methods when errors occur, improving user convenience while maintaining manageable complexity through modular design

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system changes the communication method parameter dynamically based on operational conditions. When an error is detected in the first communication method, the system switches to the second communication method, thereby adapting to changing conditions and maintaining user convenience without requiring manual intervention

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If manual reconnection is required when errors occur, then the device complexity is reduced, but user convenience deteriorates

Engineering Contradiction:
Improveease of operationVSAvoidautomation level
Core Design Contradiction:
Ease of operationVSExtent of automation

Solution Approach 1:

The system performs self-service by automatically detecting communication errors and initiating reconnection procedures without user intervention. The control unit monitors communication status, detects errors, and switches between communication methods autonomously, thereby improving ease of operation while implementing appropriate automation levels

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements feedback mechanisms where the control unit continuously monitors the communication status of both communication units. When an error is detected in the first communication method, the feedback loop triggers a switch to the second communication method, creating a closed-loop system that automatically maintains operational efficiency

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250212281A1Electronic device and control method
Publication Date: 2025.06.26 SEIKO EPSON CORP
  • US20250212281A1 patent drawing
  • US20250212281A1 patent drawing
  • US20250212281A1 patent drawing

AI summary

A first electronic device according to an aspect of the present disclosure includes: a first wireless communication unit configured to perform first wireless communication with a relay device by a first communication method; and a second wireless communication unit configured to perform second wireless communication with a second electronic device by a second communication method different from the first communication method. When an error occurs in the first wireless communication while the first wireless communication and the second wireless communication are being performed, the first electronic device transmits a first reconnection request by the first communication method to the relay device by the first wireless communication unit, and transmits a second reconnection request by the second communication method to the second electronic device by the second wireless communication unit.