Protocol Translation Terminal for Cross-Network Device Communication

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Solution Overview

Problem

Existing electronic devices struggle to communicate with devices outside their predetermined network using a specific protocol, limiting convenience and functionality.

Innovation Solution

A system comprising a server device, a terminal device, and an electronic device that employs a second protocol different from the first protocol to facilitate communication, where the server device transmits data including a processing request to the terminal device, which then relays the request to the electronic device using the first protocol, and the response is transmitted back through the server device to the request source.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If electronic devices use a predetermined protocol within a local network, then communication reliability is maintained, but communication capability with external devices is limited

Engineering Contradiction:
Improvecommunication capabilityVSAvoidcommunication reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent introduces a terminal device as an intermediary between the electronic device (using first protocol) and external devices (using second protocol). The terminal device receives data from external devices via second protocol, extracts processing requests, and forwards them to the electronic device via first protocol. This mediator enables cross-protocol communication while maintaining the reliability of the original first protocol within the local network.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The communication system is segmented into multiple components: the electronic device using the first protocol, the terminal device handling protocol conversion, and external devices using the second protocol. This segmentation allows each component to operate with its preferred protocol while enabling overall system communication through the terminal device's protocol extraction and forwarding capabilities.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If protocol conversion is implemented to enable external communication, then adaptability improves, but system complexity increases

Engineering Contradiction:
Improveprotocol compatibilityVSAvoidsystem structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The terminal device serves as a protocol translation intermediary that handles the complexity of protocol conversion. Rather than requiring the electronic device itself to support multiple protocols, the terminal device extracts processing requests from second protocol data and forwards them using the first protocol, centralizing the complexity in one component.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The terminal device performs multiple functions: receiving data via second protocol, extracting processing requests, and forwarding requests via first protocol. This multi-functional approach consolidates protocol conversion capabilities in a single device, reducing overall system complexity compared to requiring each device to handle multiple protocols independently.

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

Data Source

PatentUS11943327B2System, server device, and terminal device
Publication Date: 2024.03.26 SEIKO EPSON CORP
  • US11943327B2 patent drawing
  • US11943327B2 patent drawing
  • US11943327B2 patent drawing

AI summary

A server device includes a data transmission portion that transmits, to a terminal device, data according to a second protocol, the data including a processing request according to a first protocol, and a response notification portion that transmits response data transmitted from the terminal device to a request source of the processing request, the terminal device includes a request notification portion that transmits, to an electronic device, the processing request according to the first protocol based on the data according to the second protocol transmitted from the server device, and a response data transmission portion that transmits, to the server device, response data transmitted from the electronic device, and the electronic device includes a response portion that transmits, to the terminal device, response data according to the first protocol as a response to the processing request according to the first protocol transmitted from the terminal device.