Intelligent Rack System for Planogram Conformance Verification

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Solution Overview

Problem

Conventional methods for tracking inventory on store shelves are labor-intensive, prone to human errors, and inefficient, leading to underutilization of shelf space and challenges in maintaining planogram conformance.

Innovation Solution

The implementation of an intelligent rack system equipped with a circuit board, processor, and network interface that electronically maps racks to product information, allowing for precise tracking and auditing of inventory and planogram compliance using a master controller and scanner.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual inspection methods are used to track inventory, then implementation cost is low, but productivity is low and measurement precision is poor

Engineering Contradiction:
Improveinventory tracking efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The rack system performs self-monitoring of inventory through integrated sensors and RFID tags that automatically detect product presence, quantity, and placement without requiring manual inspection by store employees. The system autonomously tracks inventory status and communicates with the central server.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical inspection methods with electronic sensing technologies including weight sensors, optical sensors, and RFID readers that automatically detect and track inventory items on racks, eliminating the need for human workers to physically count and verify products.

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

2Reliability

If manual inventory tracking is performed, then device complexity is low, but reliability is poor due to human errors

Engineering Contradiction:
Improvedata accuracyVSAvoidtracking system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system continuously monitors inventory status through sensors and RFID tags, providing real-time feedback to the central server. The server compares actual inventory data with planogram requirements and automatically generates alerts when discrepancies are detected, ensuring continuous verification without human intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent creates a digital replica of the physical inventory status through RFID tags and barcode scanners that capture product information, creating an accurate virtual model of inventory that can be tracked and verified electronically without physical handling of products.

Inventive Principle:
Principle #26Copying

3Measurement precision

If frequent retail audits are conducted to check planogram conformance, then measurement precision improves, but loss of time increases and productivity decreases

Engineering Contradiction:
Improveplanogram conformance accuracyVSAvoidauditing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system provides continuous monitoring of planogram conformance through always-active sensors and RFID readers that track product placement in real-time. The central server continuously receives and analyzes data from all racks, ensuring constant verification of planogram compliance without interruption or periodic manual audits.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent replaces time-consuming manual audit processes with automated electronic verification systems that use optical sensors, weight sensors, and RFID technology to instantly verify product placement against planogram requirements, reducing audit time from hours to seconds.

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

4Manufacturing precision

If manual product placement verification is performed, then device complexity is low, but manufacturing precision is poor

Engineering Contradiction:
Improveproduct placement accuracyVSAvoidverification system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system implements localized verification at each rack position using individual sensors and RFID readers that specifically monitor product placement accuracy at each location. Each rack or shelf section has dedicated sensing capabilities that verify whether products are placed in the correct positions according to planogram specifications.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent replaces manual visual verification of product placement with automated sensing systems including optical cameras, weight sensors, and RFID readers that precisely detect whether products are positioned correctly on shelves, providing objective measurement of placement accuracy.

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

Data Source

PatentUS20240281755A1System and method for electronically checking planogram conformance of an item
Publication Date: 2024.08.22 7-ELEVEN INC
  • US20240281755A1 patent drawing
  • US20240281755A1 patent drawing
  • US20240281755A1 patent drawing

AI summary

A system includes a plurality of racks each storing packs of cigarettes, a display device associated with each rack and a master controller coupled to the racks and the display devices. A processor of the master controller is configured to receive a first indication that a scanner has scanned a first code associated with a first rack of the plurality of racks while in a product checking mode. In response, the processor obtains from a memory a first UPC associated with the type of packs expected to be stored in the first rack. The processor subsequently receives a second UPC scanned by the scanner of a pack actually stored in the first rack. Based on determining that the first and second UPCs do not match, the processor transmits an alert message indicating incorrect product placement in the first rack.