Timecode Inventory Tracking for Retail Perishables

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Solution Overview

Problem

Retail shopping facilities face challenges in efficiently and cost-effectively managing inventory by prioritizing the movement of older items to the retail display area, particularly for perishable goods with shorter shelf lives, as existing methods lack a reliable and efficient process.

Innovation Solution

Implementing a system that uses machine-readable timecodes and location codes on physical items, where a timecode label is placed on an item and correlated with its location in a non-public storage area, allowing a handheld scanner to determine when to move older items to the retail display area, ensuring that older items are prioritized over newer ones.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual inventory management methods are used, then operational simplicity is maintained, but reliability of moving older items first deteriorates

Engineering Contradiction:
Improvereliability of moving older items firstVSAvoidcomplexity of inventory management system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system applies preliminary action by placing machine-readable timecodes on items at the moment they enter storage, and pre-correlating these timecodes with their storage locations. This advance preparation enables the automated system to reliably identify and move older items first without requiring complex real-time decision-making processes.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces manual mechanical inventory management with an automated optical/electronic system. Handheld scanners with optical sensors read machine-readable timecodes and location codes, and a control circuit automatically processes this information to determine which items should be moved, substituting human judgment with automated technological systems.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If automated scanning systems are implemented, then productivity of inventory management is improved, but device complexity increases

Engineering Contradiction:
Improveproductivity of inventory managementVSAvoidcomplexity of scanning and control system
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system segments inventory management into distinct functional components: timecode labels attached to items, location codes marking storage areas, handheld scanners for data collection, and a control circuit for decision-making. This segmentation allows each component to perform its specific function efficiently, improving overall productivity while keeping individual components relatively simple.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system enables self-service by allowing the automated control circuit to independently determine which items should be moved based on the correlated timecode and location data. The system serves itself by automatically making inventory management decisions without requiring constant human intervention, thereby improving productivity.

Inventive Principle:
Principle #25Self-service

3Measurement precision

If timecodes and location codes are correlated, then measurement precision of item age and position is improved, but loss of information increases

Engineering Contradiction:
Improveprecision of item age and position trackingVSAvoidinformation storage and correlation burden
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The system uses machine-readable copies of time and location information in the form of machine-readable timecodes and location codes. These coded representations serve as accurate copies of the actual item attributes and storage positions, enabling precise tracking while maintaining information in a compact, easily processable format that minimizes information loss.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS10055709B2Retail shopping facility-based use of time and location codes with physical items
Publication Date: 2018.08.21 WALMART APOLLO LLC
  • US10055709B2 patent drawing
  • US10055709B2 patent drawing
  • US10055709B2 patent drawing

AI summary

A received item has a machine-readable timecode placed thereon. A storage area that contains this item is correlated with that timecode to provide correlated information. That correlated information is used to automatically determine when to move that item from that storage area to a display area. So configured, an item received at a product-receiving area of a retail shopping facility can have a label placed thereon, the label bearing a current time. After placing this labeled item in a non-public storage area of the retail shopping facility a handheld code scanner can help correlate a particular timecode/item with a particular machine-readable location code in the non-public storage area. That correlated information is used to automatically determine when to move that item from the non-public storage area to a retail display area of the retail shopping facility. So configured, earlier-received items can be reliably moved in this manner before later-received items.