Printer Page Count Allocation Based on Performance

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Solution Overview

Problem

Existing printing management systems fail to allocate page counts efficiently based on printer performance, leading to insufficient provisional usage page limits and potential printing disruptions when the usage page count upper limit is low.

Innovation Solution

A printing management apparatus that allocates page counts based on the performance of each printer, including printing speed, color capability, and optional equipment, ensuring that the allocation is adjusted dynamically to prevent running out of allocable pages and to avoid delays or unfair allocations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the usage page count upper limit is divided evenly in advance into n portions for each printer, then the allocation is simple and uniform, but the allocation does not consider printer performance differences leading to insufficient page counts for high-performance printers

Engineering Contradiction:
Improveallocation complexityVSAvoidprinting efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The patent applies local quality by allocating page counts differently to each printer based on its specific performance characteristics. High-performance printers receive larger page count allocations while low-performance printers receive smaller allocations, making the allocation tailored to each printer's capabilities rather than uniform across all printers.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent changes the allocation parameter from a fixed uniform value to a variable value that depends on printer performance parameters. The management server dynamically adjusts the page count allocation for each printer based on measured or specified performance metrics, allowing the system to adapt to different printer capabilities.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If a fixed provisional usage page count upper limit is allocated to each printer, then the allocation is straightforward, but the limit becomes insufficient when the total usage page count upper limit is low causing printing disruptions

Engineering Contradiction:
Improveallocation easeVSAvoidprinting continuity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements dynamics by making the page count allocation flexible and adjustable rather than fixed. The management server can dynamically modify the allocation for each printer based on current conditions, ensuring that high-performance printers receive adequate page counts even when the total limit is low, thereby maintaining printing continuity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses feedback mechanisms where the management server monitors printer performance and page count usage, then adjusts allocations accordingly. This feedback loop ensures that printers receive appropriate page counts to maintain reliable operation without causing disruptions.

Inventive Principle:
Principle #23Feedback

3Device complexity

If the same provisional usage page count upper limit is allocated to all printers regardless of performance, then the allocation is uniform and simple, but high-performance printers cannot utilize their full capability

Engineering Contradiction:
Improvemanagement complexityVSAvoidprinter performance utilization
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent applies local quality by tailoring the page count allocation to each printer's specific performance characteristics. High-performance printers receive larger allocations that allow them to utilize their full capability, while low-performance printers receive appropriate smaller allocations, making each allocation locally optimized rather than uniformly applied.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent changes the allocation parameter from a constant uniform value to a variable that reflects printer performance. The management server adjusts the page count allocation parameter for each printer based on performance metrics, enabling the system to adapt to different printer capabilities and maximize overall system utilization.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8994980B2Printing management apparatus, printing system, and printing management method
Publication Date: 2015.03.31 KONICA MINOLTA BUSINESS TECH INC
  • US8994980B2 patent drawing
  • US8994980B2 patent drawing
  • US8994980B2 patent drawing

AI summary

A management apparatus receives an allocation request from a printer in accordance with a designation of a user, and reads a page count upper limit and an already-allocated page count for the user. The management apparatus calculates an allocable page count by subtracting an already-allocated page count from the page count upper limit, and if the allocable page count is greater than 0, calculates a page count allocation that is based on the printing speed of the printer and is lower the lower the allocable page count is. The printing management apparatus prints the obtained allocable page count to the printer.