Sheet Characteristic Detection System Dynamic Sensor Mode Switching

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Solution Overview

Problem

Conventional sheet characteristic detection systems face productivity issues due to the need to measure all sheet characteristics, even when only some are necessary, leading to increased measurement time and decreased system efficiency, especially in systems that do not require high accuracy for all characteristics.

Innovation Solution

A sheet characteristic detection system that includes multiple media sensors and a hardware processor capable of selectively changing the type of sheet characteristics to be detected based on the connected device and processing requirements, optimizing the detection process to only measure necessary characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If all sheet characteristics are detected by the media sensor unit, then measurement completeness is improved, but measurement time increases and productivity decreases

Engineering Contradiction:
Improvemeasurement completenessVSAvoidproductivity
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The system dynamically changes the detection mode based on real-time conditions. The control device switches between first detection mode (detecting multiple characteristics including second sheet characteristics) and second detection mode (detecting only first sheet characteristics) according to the sheet type and system requirements, optimizing both measurement completeness and productivity

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If all sheet characteristics are detected, then detection accuracy for all parameters is improved, but detection time increases

Engineering Contradiction:
Improvedetection accuracyVSAvoiddetection time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs partial detection by selectively measuring only the first sheet characteristics required for the current processing task, rather than measuring all possible sheet characteristics. This reduces detection time while maintaining sufficient accuracy for the specific application

Inventive Principle:
Principle #16Partial or excessive action

3Adaptability or versatility

If the system detects all sheet characteristics, then versatility for different processing requirements is improved, but system complexity increases

Engineering Contradiction:
ImproveversatilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The media sensor unit is designed with multi-functionality to detect multiple sheet characteristics (first sheet characteristics and second sheet characteristics). The control device universally manages different detection modes and switches between them based on requirements, allowing the same hardware to serve multiple detection needs without increasing physical complexity

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

Data Source

PatentUS20240310768A1Sheet characteristic detection system, sheet characteristic detection control device, sheet characteristic detection control program, and image forming system
Publication Date: 2024.09.19 KONICA MINOLTA INC
  • US20240310768A1 patent drawing
  • US20240310768A1 patent drawing
  • US20240310768A1 patent drawing

AI summary

A sheet characteristic detection system that detects a sheet characteristic, includes: a sheet characteristic detection device that includes a plurality of media sensors corresponding to a plurality of different sheet characteristics; and a hardware processor that is capable of changing a type of the sheet characteristic to be detected by the plurality of media sensors.