Predictive Consumable Delivery System for Printers

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Solution Overview

Problem

Existing printing consumable product management systems determine replacement based solely on threshold comparisons, leading to inadequate reduction in delivery costs of consumables.

Innovation Solution

A device management system that includes a storage control section for relationship information between user attributes and consumable product consumption, an acquisition section for user attribute information, and a predicted consumption calculation section to estimate future consumable product needs based on user attributes and historical data, optimizing delivery quantities and frequencies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If consumable product replacement is determined only by comparing consumption information with threshold values, then the determination process is simple, but delivery cost reduction is insufficient

Engineering Contradiction:
Improvedetermination process complexityVSAvoiddelivery cost
Core Design Contradiction:
Device complexityVSLoss of energy

Solution Approach 1:

The system performs preliminary actions by storing relationship information between user attributes and consumption patterns in advance. When determining replacement timing, the system acquires user attribute information and calculates predicted consumption using pre-established relationships, rather than simply comparing current consumption with thresholds. This preliminary preparation of predictive models enables more accurate delivery timing decisions, reducing unnecessary deliveries and optimizing delivery costs.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If consumable product replacement is determined by threshold comparison without consumption prediction, then the system operation is simple, but delivery frequency cannot be optimized

Engineering Contradiction:
Improvesystem operation simplicityVSAvoiddelivery cost efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The system implements feedback mechanisms by continuously acquiring user attribute information and comparing actual consumption patterns with predicted consumption based on stored relationship information. This feedback loop allows the system to refine its predictions and optimize delivery timing. The feedback process maintains operational simplicity while significantly improving delivery cost efficiency by delivering consumables at optimally predicted times rather than using fixed threshold triggers.

Inventive Principle:
Principle #23Feedback

3Device complexity

If delivery is made without predicting future consumption, then the delivery process is straightforward, but delivery cost reduction is limited

Engineering Contradiction:
Improvedelivery process complexityVSAvoiddelivery cost
Core Design Contradiction:
Device complexityVSLoss of energy

Solution Approach 1:

The system applies parameter changes by utilizing user attribute information (such as usage patterns, device type, environmental conditions) as input parameters to calculate predicted consumption. By changing from fixed threshold parameters to dynamic predictive parameters based on user attributes, the system optimizes delivery timing. This approach maintains straightforward delivery execution while reducing delivery costs through data-driven prediction of when consumables will actually be needed.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11436456B2Device management system, server, and method of controlling device management system
Publication Date: 2022.09.06 SEIKO EPSON CORP
  • US11436456B2 patent drawing
  • US11436456B2 patent drawing
  • US11436456B2 patent drawing

AI summary

A server includes: a storage control section storing, in a storage section, relationship information that indicates a relationship between attribute information indicating an attribute of a user of a device and consumption information indicating consumption of a consumable product of the device; an acquisition section acquiring the attribute information of a first user; and a predicted consumption calculation section calculating, based on the attribute information of the first user and the relationship information, predicted consumption of the consumable product of the device used by the first user.