Image Forming Device Cartridge Verification via Server Communication

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Solution Overview

Problem

Existing techniques for verifying the authenticity of image forming device cartridges require users to manually scan a sheet, increasing user effort and burden.

Innovation Solution

A system that allows image forming devices to communicate with a server to request and verify the authenticity of expendable items, such as ink cartridges, by comparing stored and attached item identifications, eliminating the need for manual scanning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual scanning is used to verify cartridge authenticity, then verification accuracy is improved, but user effort increases

Engineering Contradiction:
Improveverification accuracyVSAvoiduser effort
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The image forming device automatically performs the verification process by reading the identification information from the cartridge itself and communicating with the server, eliminating the need for user intervention in the scanning process while maintaining verification accuracy

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

A server acts as an intermediary between the image forming device and the cartridge verification process, receiving identification information from the device and returning verification results, thereby automating the process and reducing user effort

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If automatic server verification is implemented, then user effort is reduced, but system complexity increases

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

Solution Approach 1:

The server serves as an intermediary that handles the complex verification logic and database queries, keeping the client-side image forming device relatively simple while enabling automatic verification through network communication

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The server pre-stores identification information for genuine cartridges in its database, allowing for quick verification comparisons without requiring complex real-time analysis at the client device, thus simplifying the local system

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8543464B2Computer readable medium for outputting information, and information processor and image forming device using the same
Publication Date: 2013.09.24 BROTHER KOGYO KK
  • US8543464B2 patent drawing
  • US8543464B2 patent drawing
  • US8543464B2 patent drawing

AI summary

A computer readable medium has computer readable instructions stored thereon. The instructions, when executed by a processor communicable with an image forming device, cause the processor to perform the steps of transmitting, to a first server connected with the processor via a network, a request for supply of an expendable item for the image forming device, acquiring a first identification for identifying the expendable item to be supplied via the first server, which first identification is transmitted by the first server in response to the request, storing the first identification acquired, onto a database, acquiring a second identification for identifying an expendable item attached to the image forming device, determining whether the second identification acquired is identical to a first identification stored on the database, and outputting first information when it is determined that the second identification is different from any first identification stored on the database.