Laundry Barcode Tag Segmentation for Accurate Shop-Level Sorting

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Solution Overview

Problem

Small and medium-sized laundry shops face challenges in managing laundry due to limited serial number ranges on existing tags, leading to incorrect deliveries and increased operational costs, as well as difficulties in implementing electronic tagging systems, resulting in inefficiencies and potential losses.

Innovation Solution

A tag system that includes a box number portion for distinguishing between laundry shops, a laundry number portion for tracking the quantity of laundry, and a barcode part for facilitating transfer, which extends the serial number range and enables easy management and classification of laundry, using a barcode scanner to track and classify laundry.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If prefabricated tags with narrow serial number range are used, then cost is reduced and ease of operation is improved, but reliability deteriorates due to duplicate numbers causing incorrect delivery

Engineering Contradiction:
Improveease of operationVSAvoidreliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The tag number is segmented into two parts: a shop code (identifying the laundry shop) and a serial number (identifying the specific laundry item). This segmentation allows the system to maintain simple prefabricated tags while eliminating duplicates through the shop code prefix, thereby improving reliability without sacrificing ease of operation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The shop code acts as an intermediary element that bridges between the prefabricated tag system and the need for unique identification. By adding this intermediary code prefix, the system maintains the simplicity of prefabricated tags while ensuring unique identification across multiple shops, resolving the contradiction between ease of operation and reliability

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If electronic tagging system is implemented, then reliability is improved through unique identification, but device complexity increases and ease of operation deteriorates due to cost and learning curve

Engineering Contradiction:
ImprovereliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention uses simple, inexpensive printed tags with shop codes instead of expensive electronic tagging systems. These disposable or reusable printed tags provide reliable unique identification through their shop code + serial number structure, eliminating the need for complex electronic infrastructure while maintaining reliability

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

Instead of using complex electronic tags, the system uses simple printed copies of tag information on conventional laundry tags. The shop code and serial number are printed directly on the tag, providing a low-cost alternative to electronic systems that maintains reliability through unique identification

Inventive Principle:
Principle #26Copying

Data Source

PatentUS10253449B2Bar code piece tag for managing laundry and method of classifying and transferring laundry using the same
Publication Date: 2019.04.09 JANG KI SOO
  • US10253449B2 patent drawing
  • US10253449B2 patent drawing
  • US10253449B2 patent drawing

AI summary

Disclosed are a tag for managing laundry and a method of classifying and transferring laundry using the same. The tag for managing laundry includes a tag portion, a box number portion, a laundry number portion, and a barcode part. The tag portion includes another tag portion and is attached to each piece of laundry classified by customer. The box number portion for distinguishing between the laundry shops is formed by printing a unique number on one surface of each of the tag portions. The laundry number portion for checking the number of pieces of laundry left by customers is formed by printing the number of pieces of laundry left by the customers on one surface of the tag portion. The barcode part for facilitating transfer of laundered laundry from the laundry plant to the laundry shops is formed by printing a barcode including information of the box number portion and the laundry number portion on one surface of the tag portion.The method of classifying and transferring laundry includes a step of collecting at least one piece of laundry left by customers at the laundry shops; a step of respectively attaching the tag portion to laundry left by the customers; a step of transferring the tag portion-attached laundry to a laundry plant; a step of scanning the barcode part of the tag portion respectively attached to the laundry by means of a barcode scanner when washing of the laundry transferred to the laundry plant is completed; and a step of classifying the laundry by laundry shop according to scanned information and transferring the classified laundry to the laundry shops.