Display Control Unit for Image Position Adjustment

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Solution Overview

Problem

Existing methods for adjusting the print position of images on sheets require special knowledge and skills, making it difficult for untrained operators to accurately input measurement values or correct image displacement, especially when using rulers or numbered lines.

Innovation Solution

An information processing apparatus connected to an image forming apparatus, featuring a display control unit, setting unit, and transmitting unit, allows users to easily adjust print positions by displaying images in a predetermined region, setting adjustment values based on user input, and transmitting these values to the image forming apparatus.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional measurement methods using rulers or numbered lines are used, then measurement precision can be achieved, but ease of operation deteriorates due to requiring special knowledge and skills

Engineering Contradiction:
Improveimage position measurement precisionVSAvoidease of operation
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The patent creates a visual copy of the printed test page on the display device, showing the printed image position and overlaying a virtual ruler that corresponds to the physical ruler. This allows users to see both the printed result and measurement scale simultaneously on the screen, eliminating the need to physically measure and manually input values, thus improving ease of operation while maintaining measurement precision

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The display device acts as an intermediary between the printed test page and the user. It captures an image of the printed page and presents it with integrated measurement tools (virtual ruler, alignment indicators), serving as a mediator that translates the physical measurement task into a simplified digital interface that guides users through the adjustment process without requiring specialized knowledge

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If visual alignment methods are used, then ease of operation improves, but measurement precision deteriorates due to difficulty in determining correct alignment

Engineering Contradiction:
Improveease of operationVSAvoidalignment accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system provides real-time visual feedback by displaying alignment indicators that show whether the printed image is correctly positioned relative to the virtual ruler. The display shows the current state and guides the user on what adjustment is needed, creating a feedback loop that improves alignment accuracy while keeping the operation simple and intuitive

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Instead of requiring the user to interpret physical measurements and determine correctness, the system inverts the approach by providing visual cues and indicators that actively guide the user to the correct alignment. The display shows what the correct position should look like and highlights deviations, making precision achievement intuitive rather than requiring expert judgment

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS11601558B2Information processing apparatus, method for controlling information processing apparatus, and non-transitory computer readable medium
Publication Date: 2023.03.07 CANON KK
  • US11601558B2 patent drawing
  • US11601558B2 patent drawing
  • US11601558B2 patent drawing

AI summary

An information processing apparatus connected to an image forming apparatus includes a display control unit configured to perform control for displaying at least a predetermined image in a predetermined display region and shifting a display position of the predetermined image displayed in the display region in accordance with a command from a user, a setting unit configured to set a value used for adjusting a position where the image forming apparatus prints an image onto a recording medium based on the display position of the predetermined image in the display region, and a transmitting unit configured to transmit the value set by the setting unit to the image forming apparatus.