Smart Garment RFID Reader Control for Hands-Free Item Retrieval
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Locating specific RFID-tagged items within a disorganized grouping of numerous items is time-consuming and inefficient, leading to low productivity.
Innovation Solution
A portable RFID system integrated with a garment, featuring a flexible antenna array, reader, and small board computer, allows the wearer to locate and retrieve specific tagged items by sending audio signals when the item is within range, enabling hands-free operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual searching through disorganized items is used, then no additional equipment is needed, but time consumption increases and productivity decreases
Solution Approach 1:
The patent replaces manual mechanical searching with an automated RFID detection system. The reader device automatically scans and identifies RFID tags in the environment, substituting the mechanical process of manually examining each item with an electronic field-based detection system that can sense multiple tags simultaneously without physical contact.
Solution Approach 2:
The patent introduces RFID tags as intermediary objects attached to items and an RFID reader as a mediating device between the operator and the items. The reader acts as an intermediary that translates the physical presence of tagged items into actionable information (audio/visual signals), enabling indirect but efficient interaction with the items without direct manual searching.
2Ease of operation
If RFID reader system is integrated with garment, then hands-free operation is enabled, but device complexity increases
Solution Approach 1:
The patent makes the garment serve multiple functions: it acts as both wearable clothing and as a carrier for the RFID reader system. The garment integrates the reader, antenna, and power supply into a unified wearable device that combines the functions of apparel with electronic detection capabilities, eliminating the need for separate handheld devices.
Solution Approach 2:
The patent merges the RFID reader system with the garment structure itself. The reader device, antenna array, and power supply are integrated into the garment fabric or attached to it, combining what were previously separate components (electronic device + clothing) into a single unified system that is worn on the body.
3Measurement precision
If antenna array is used to detect multiple tags, then detection capability is improved, but device complexity and size increase
Solution Approach 1:
The patent divides the detection function into multiple separate antenna elements arranged in an array. Each antenna element can independently detect RFID tags, and by having multiple segmented antennas rather than a single complex antenna, the system achieves improved detection capability while maintaining manageable complexity through modular architecture.
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
Enables efficient and rapid identification and retrieval of specific RFID-tagged items, freeing the operator's hands for task completion without movement restriction, enhancing productivity.
Implementation Method 1
an antenna array (11) for emitting an electromagnetic signal to illuminate a plurality of RFID tags
Implementation Method 2
a reader (12) connected to the antenna array (11) to read data from the illuminated RFID tags
Data Source
Figure 1~2
Figure 3
Figure 4~5
AI summary
A portable RFID tag reading system to be carried by an operator and including a reader with associated processing, the processing being programmed to record as a set the identity of all of the RFID tags in the range of the reader when the reader finds a specific RFID tag and to detect movement of the operator after the specific RFID tag is found by recognizing a change in RFID tags seen by the reader from the recorded set.