Printer Consumable Purchase Automation via QR Code Payment

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Solution Overview

Problem

The existing systems for purchasing consumable items, such as ink cartridges, are time-consuming due to the need for users to input purchaser information and navigate multiple screens for online shopping.

Innovation Solution

A system that includes a processing apparatus and a management server, which transmit consumable item information and generate screens for purchasing, allowing users to initiate and complete purchases using a two-dimensional code payment method, streamlining the process by integrating payment processing directly into the printer and smartphone applications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users follow traditional online shopping procedures to purchase consumable items, then the purchase process is completed, but the process becomes time-consuming and complex due to multiple screens and information input requirements

Engineering Contradiction:
Improveease of purchaseVSAvoidtime for purchase process
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system performs preliminary actions by automatically generating purchase screens with pre-filled consumable information and integrating payment processing before the user completes the transaction. The management server prepares all necessary purchase details based on consumable state information received from the processing apparatus, eliminating the need for users to manually input data and navigate multiple screens.

Inventive Principle:
Principle #10Preliminary action

2Productivity

If users navigate through multiple screens and input purchaser information for online shopping, then the purchase is completed, but the operation complexity increases

Engineering Contradiction:
Improvepurchase completion efficiencyVSAvoidinterface complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system merges multiple functions into a single integrated flow: consumable state information, purchase screen generation, and payment processing are combined into one seamless operation. The management server consolidates these steps, presenting users with a unified purchase interface that eliminates the need to navigate through separate screens for product selection, cart management, and payment.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If the system integrates payment processing directly into the application, then user convenience is enhanced, but the system complexity increases

Engineering Contradiction:
Improveconvenience of purchaseVSAvoidsystem integration complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The management server acts as an intermediary that handles the complexity of payment processing integration. It receives consumable state information from the processing apparatus, generates appropriate purchase screens, processes payment requests, and communicates with payment systems without requiring the processing apparatus or user device to handle complex payment logic directly.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12159307B2System and processing apparatus
Publication Date: 2024.12.03 CANON KK
  • US12159307B2 patent drawing
  • US12159307B2 patent drawing
  • US12159307B2 patent drawing

AI summary

A system includes a processing apparatus and a management server. The processing apparatus includes a first transmission unit configured to transmit information about a state of a consumable item for consumption by the processing apparatus. The management server includes a first generation unit configured to generate a first screen for purchasing the consumable item based on the information transmitted from the processing apparatus about the state of the consumable item, a second transmission unit configured to transmit a request for purchasing the consumable item based on a user instruction designated on the first screen displayed on the processing apparatus, and a second generation unit configured to generate a second screen containing a payment code based on information about the payment code acquired based on the request for purchasing.