Print Control Apparatus Using History-Based Selection

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Solution Overview

Problem

Existing print control systems for multi-tray paper cassettes are complex to operate due to the need for users to manually select and set different types of paper sheets from multiple trays, lacking efficient methods to simplify this process.

Innovation Solution

A print control apparatus and program that utilizes a display control unit to provide user interface choices based on paper sheet selection history, allowing users to easily select the operable tray and paper sheet properties by displaying previously set options, thereby reducing operational complexity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users manually set types of paper sheets for each tray, then paper sheet configuration is achieved, but operations become complicated

Engineering Contradiction:
Improveease of setting paper sheet typesVSAvoidoperational complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system stores the types of paper sheets that have been set in trays during previous operations. When a new setting operation is performed, the system automatically retrieves and presents these previously set types as default options, eliminating the need for users to manually reconfigure common paper sheet types and significantly simplifying the operation.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system copies previously successful paper sheet type configurations from history and applies them as defaults in current operations. This allows users to reuse proven settings without re-entering them, reducing operational steps while maintaining accurate paper sheet configuration.

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If all choices of paper sheet types are provided at once, then user has complete options, but interface becomes overwhelming

Engineering Contradiction:
Improveselection optionsVSAvoiduser interface simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

Instead of displaying all possible paper sheet type choices simultaneously, the system segments the selection process by first showing only the most relevant options based on historical data. Users can access additional options if needed, but the primary interface presents a manageable subset of choices, reducing cognitive load while maintaining full functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary filtering of paper sheet type options based on stored history before presenting them to the user. This pre-processing organizes and prioritizes choices according to actual usage patterns, so users see the most likely needed options first, making the interface simpler while preserving adaptability.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9561647B2Print control apparatus and print control program
Publication Date: 2017.02.07 SEIKO EPSON CORP
  • US9561647B2 patent drawing
  • US9561647B2 patent drawing
  • US9561647B2 patent drawing

AI summary

A print control apparatus includes: a display control unit that provides a plurality of choices for a type of printing medium and causes a user interface, on which one of the plurality of choices is selected by a user, to be displayed on a screen; and a storage unit that stores history of the choices selected at least twice. The display control unit first provides one or more choices of the plurality of choices on the user interface based on the history.