Rack Display System for Accurate Product Retrieval

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Solution Overview

Problem

Conventional mechanisms face challenges in accurately identifying and retrieving products from racks due to difficulties in matching device sizes with varying rack sizes, high costs, and the inconvenience of wearable terminals, leading to inefficient storage and retrieval processes.

Innovation Solution

An article management system comprising a rack with storage units, a display device capable of displaying image data and position information, and a management device that communicates with the display to provide instructions for efficient storage and retrieval, allowing for flexible attachment and detachment from racks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If lamps or labels are used to indicate product positions on racks, then product identification is enabled, but it is difficult to accurately match the indicated position with the actual product being retrieved

Engineering Contradiction:
Improveproduct identification accuracyVSAvoidproduct matching reliability
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The patent uses image processing to create a digital copy of the rack and product positions. The imaging device captures the actual rack state, and the image processing device generates position information that accurately represents the physical layout. This digital copy enables precise matching between indicated positions and actual products without relying on potentially misleading lamps or labels.

Inventive Principle:
Principle #26Copying

2Measurement precision

If fixed devices are installed at each rack position to indicate product locations, then product positioning is achieved, but the number of devices increases and introduction cost becomes high

Engineering Contradiction:
Improveproduct position indicationVSAvoidnumber of devices
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent extracts the indication function from multiple individual devices installed at each rack position and consolidates it into a single imaging device that captures the entire rack. The image processing device then processes this single image to extract position information for all products, eliminating the need for numerous separate indication devices.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The imaging device serves multiple functions: it captures the rack structure, identifies product positions, and provides position information for multiple products simultaneously. This single device replaces what would otherwise require multiple individual indication devices, reducing system complexity while maintaining comprehensive position indication capability.

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

3Ease of operation

If wearable terminals are used to display product information, then mobile access to product data is enabled, but it is difficult to constantly wear the terminal or requires user setting

Engineering Contradiction:
Improvemobile product information accessVSAvoiduser convenience burden
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The system automatically captures images of the rack and processes position information without requiring user intervention. The imaging device autonomously records the rack state, and the image processing device automatically generates and transmits position information to the terminal device, eliminating the need for users to manually set up or constantly adjust the system.

Inventive Principle:
Principle #25Self-service

4Measurement precision

If devices are installed at each rack position to indicate product locations, then product position indication is achieved, but the devices are difficult to attach and detach when rack sizes change

Engineering Contradiction:
Improveproduct position indicationVSAvoidrack size adaptability
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent creates a digital representation of the rack through image capture and processing. This digital copy can be easily updated when rack configurations change, without requiring physical reinstallation of indication devices. The imaging device simply captures the new rack layout, and the image processing device generates updated position information, providing flexibility for rack size changes.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS11468402B2Article management system, method and computer program
Publication Date: 2022.10.11 SILVACOMPASS INC
  • US11468402B2 patent drawing
  • US11468402B2 patent drawing
  • US11468402B2 patent drawing

AI summary

Provided are: a rack having a plurality of stages of storage units storing articles; a display device attached to the rack; and a management device configured to be capable of communicating with the display device and instruct the display device to display information on an article stored in the rack to which the display device is attached. The display device is a display that is capable of displaying image data relating to the article stored in the arranged rack. The management device displays and outputs image data on an article that needs to be taken out from the rack or stored in the rack and position information of a storage unit of the rack relating to the article according to instruction information.