Glove-Integrated Radar Module for Order-Picking Identification

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Solution Overview

Problem

Current order-picking systems require significant effort and are prone to errors due to complex control systems and the need for manual measurements, especially in environments with complex part arrangements, and often require high investment costs for support systems like pick-by-light systems.

Innovation Solution

An order-picking system featuring a glove-integrated radar module that emits and detects radar radiation to identify objects, allowing for precise object recognition and reduced effort, combined with a portable output device for feedback and a control unit for data processing, enabling error-free picking without external aids or barcode detection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If complex control systems and external identification methods (like barcodes) are used, then object identification accuracy is improved, but device complexity and investment costs increase

Engineering Contradiction:
Improveobject identification accuracyVSAvoidcontrol system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent extracts the identification function from external systems (barcodes, complex control systems) and embeds it directly into the glove via radar module, simplifying the overall system while maintaining identification accuracy

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces mechanical/optical identification methods (barcodes, light-based pick-by-light systems) with radar-based electromagnetic wave detection, enabling identification without line-of-sight constraints and reducing system complexity

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

2Reliability

If pick-by-light systems and external support systems are deployed, then picking accuracy is improved, but investment costs and system complexity increase

Engineering Contradiction:
Improvepicking accuracyVSAvoidsupport system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the identification, detection, and feedback functions into the glove itself, combining radar module, processor, and output device into a single integrated wearable system, eliminating the need for separate pick-by-light systems

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The glove provides self-contained identification and verification capabilities with real-time feedback through vibrations or displays, allowing the operator to independently verify correct part selection without external support systems

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If manual measurements and complex control systems are used, then picking precision is improved, but operator effort and time consumption increase

Engineering Contradiction:
Improvepicking precisionVSAvoidoperator effort
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The radar module continuously scans and identifies objects before the operator needs to select them, and the system provides advance verification feedback, eliminating the need for manual measurements and post-selection verification

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides real-time feedback through vibrations or display messages when the correct object is identified, guiding the operator instantly without requiring manual verification steps

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

The system allows for efficient, error-free object identification and picking with reduced effort and cost, as the radar module on the glove provides real-time feedback and eliminates the need for complex control systems and external identification methods, enhancing mobility and reducing energy consumption.

Implementation Method 1

at least one radar module, by means of which radar radiation for identifying at least one object can be emitted and which is used to detect reflected radar radiation formed on the at least one object

Methodology Applied
Scientific EffectRadar radiation: Radar

Data Source

PatentEP3381839B1Picking system and picking method
Publication Date: 2022.01.12 AUDI AG
  • EP3381839B1 patent drawing

AI summary

The invention relates to a picking device (20) comprising at least one glove (22) on which at least one radar module (24) is arranged, by means of which radar radiation (26) can be emitted for the identification of at least one object (38) during a picking process and which is configured to detect radar radiation reflected from the at least one object (38). Further aspects of the invention relate to a picking system (10) with a picking device (20), as well as a method for picking at least one object (38).