Wireless Device Pairing via Terminal Mediator

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Solution Overview

Problem

Existing Bluetooth connection operations between electronic devices are cumbersome and require manual input on the device interfaces, making them inconvenient and prone to errors.

Innovation Solution

A system where a first electronic device uses Wi-Fi Direct communication to search for and connect to a second electronic device via a terminal device, which simplifies the connection process by allowing users to select and initiate Bluetooth pairing through the terminal's user interface, and automatically retries connections when they fail.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual Bluetooth pairing operations are performed on device interfaces, then connection can be established, but the operation becomes cumbersome and inconvenient

Engineering Contradiction:
ImproveBluetooth connection operationVSAvoidConnection setup time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

A terminal device serves as an intermediary between the first electronic device and the second electronic device. The terminal device displays a list of candidate second electronic devices and receives user selection instructions, then automatically transmits connection requests to the selected device. This intermediary approach eliminates the need for manual pairing operations on the electronic devices themselves, significantly simplifying the connection process and reducing user effort.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The first electronic device performs preliminary actions by searching for candidate second electronic devices and acquiring their information before the actual connection is needed. The terminal device also preliminarily displays the list of candidates and waits for user selection. This preliminary preparation of device information and candidate lists enables faster, more automated connection establishment when the user initiates the connection process.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If multiple manual pairing operations are required, then connection can be established, but the process becomes complex and error-prone

Engineering Contradiction:
ImproveConnection success rateVSAvoidConnection process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The terminal device acts as a mediator that handles the complexity of the connection process automatically. It receives the user's selection from the displayed candidate list, automatically identifies the corresponding second electronic device, and transmits the connection request without requiring manual pairing operations on either electronic device. This intermediary handling reduces connection process complexity and minimizes errors.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The first electronic device performs self-service by automatically searching for candidate second electronic devices, acquiring their information, and preparing connection requests without requiring user intervention in the technical details. The system serves itself by managing the complex connection logistics, leaving the user only with the simple task of selecting from displayed candidates.

Inventive Principle:
Principle #25Self-service

3Productivity

If connection requests are sent without verification, then connection speed increases, but connection failures occur more frequently

Engineering Contradiction:
ImproveConnection speedVSAvoidConnection success rate
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The first electronic device performs preliminary verification by searching for candidate second electronic devices and acquiring their information before transmitting connection requests. The terminal device displays verified candidate information to the user, allowing for informed selection. This preliminary verification ensures that connection requests are sent to appropriate devices, maintaining both speed and reliability.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback through the terminal device displaying candidate device information and receiving user selection based on that information. The user receives feedback about the available candidates and their characteristics, allowing them to make informed decisions. This feedback mechanism ensures that connection requests are sent to the correct devices, preventing failures while maintaining efficient connection establishment.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250212266A1First electronic device, second electronic device, and device connection method
Publication Date: 2025.06.26 SEIKO EPSON CORP
  • US20250212266A1 patent drawing
  • US20250212266A1 patent drawing
  • US20250212266A1 patent drawing

AI summary

A first electronic device according to an aspect of the present disclosure includes a first wireless communication unit, a second wireless communication unit, and a communication controller configured to control the first and second wireless communication units. The first wireless communication unit performs first wireless communication with a terminal device. The second wireless communication unit performs Bluetooth communication with a second electronic device. The communication controller searches for an electronic device that is a candidate for the second electronic device via the second wireless communication unit, acquires, from the terminal device via the first wireless communication unit, instruction information instructing connection with the second electronic device to perform Bluetooth communication with the second wireless communication unit from among candidates obtained by searching, and transmits a connection request by the second communication method to the second electronic device indicated by the instruction information.