Printer User Identification Cutting Control

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Solution Overview

Problem

Label printers often result in intermixed printed materials when multiple users share a single printer, as existing technologies do not effectively separate labels created by different users during continuous printing processes, leading to confusion and accidental exchange of labels.

Innovation Solution

A printer system that acquires printing data and identification information for each user, determining whether to use a cutting device to separate printed materials based on user identification, ensuring that labels are either created as a continuous material or fully separated to prevent intermixing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If continuous printing is performed without cutting for multiple users, then productivity is improved, but printed materials from different users become intermixed

Engineering Contradiction:
Improveprinting efficiencyVSAvoiduser ownership identification
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The printing process is segmented by user identification. The controller divides the continuous printing stream into user-specific batches, tracking which labels belong to which user. This segmentation allows continuous printing while maintaining logical separation of user materials through identification tracking.

Inventive Principle:
Principle #1Segmentation

2Loss of information

If cutting is performed after each user's printing data, then user ownership is maintained, but productivity decreases due to frequent cutting operations

Engineering Contradiction:
Improveuser ownership identificationVSAvoidprinting efficiency
Core Design Contradiction:
Loss of informationVSProductivity

Solution Approach 1:

The cutting operation is made dynamic and conditional rather than fixed. The controller dynamically determines whether to cut based on user identification changes in the printing queue. When the same user's data continues, no cut occurs; when a different user's data arrives, a cut is performed. This dynamic approach minimizes unnecessary cutting while maintaining user separation.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple users share a single printer, then device versatility is improved, but printed materials from different users become intermixed

Engineering Contradiction:
Improvemulti-user capabilityVSAvoiduser ownership identification
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The system implements feedback through continuous monitoring of user identification information in the printing queue. The controller receives feedback about which user's data is currently being processed and adjusts cutting operations accordingly. This feedback mechanism ensures that materials from different users are properly separated while allowing multiple users to share the printer.

Inventive Principle:
Principle #23Feedback

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Prevents intermixing of printed materials from different users by controlling the cutting process based on user identification, allowing for either continuous or separated label creation, thus maintaining label integrity and user ownership.

Implementation Method 1

the position of the heating elements of the printhead (for a thermal head)

Methodology Applied
Scientific EffectThermal heating: Heating

Data Source

PatentUS10118416B2Printer, method of printing control, and computer-readable storage medium
Publication Date: 2018.11.06 CASIO COMPUTER CO LTD
  • US10118416B2 patent drawing
  • US10118416B2 patent drawing
  • US10118416B2 patent drawing

AI summary

A printer includes an acquisition device that acquires printing data and identification information that identifies at least one of a user who sent the printing data and a device that generated the printing data, a first cutting device that cuts a printing medium that has been printed on, and a processor. When the acquisition device acquires first printing data and first identification information of the first printing data and then acquires second printing data and second identification information of the second printing data, the processor determines, in accordance with the first identification information and the second identification information, whether to use the first cutting device to separate one or more first printed materials created on the printing medium in accordance with the first printing data from one or more second printed materials created on the printing medium in accordance with the second printing data.