Mobile Terminal RFID Reader Interworking for Item Arrangement
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Solution Overview
Problem
Conventional item management terminals are cumbersome due to their industrial design, leading to user inconvenience and limited user interface capabilities due to reduced display size for general-purpose use.
Innovation Solution
A mobile terminal with a near field communication module that acquires item identifiers from tags, extracts arrangement location information, and displays correct or incorrect item arrangement status, enabling efficient item management through a wider display interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If the display size is reduced to reduce weight, then the weight of the terminal is reduced, but the user interface capability is limited
Solution Approach 1:
The terminal is divided into two functional parts: a lightweight mobile terminal for user interaction and a separate RFID reader for item detection. This segmentation allows the display to remain large in the mobile terminal while keeping the overall system lightweight through functional separation.
Solution Approach 2:
The mobile terminal serves multiple functions: it displays user interfaces, processes user inputs, communicates with the RFID reader, and manages item information. This multi-functionality consolidates components, allowing a larger display in the mobile terminal without proportionally increasing overall weight.
2Ease of operation
If the display size is increased to improve user interface capability, then the user interface capability is improved, but the weight of the terminal increases
Solution Approach 1:
The system separates the heavy RFID reader functionality from the mobile terminal, allowing the terminal to have a larger display for improved UI capability while the reader handles the weight-intensive tag recognition and communication tasks.
Solution Approach 2:
The RFID reader acts as an intermediary between the mobile terminal and the RFID tags. It handles the complex tasks of electromagnetic field generation and tag communication, allowing the mobile terminal to focus on display and user interaction without the weight penalty of integrated reader functionality.
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 solution provides a convenient and effective item management function with a wider display, enhancing general-purpose use by minimizing traffic and improving user interface capabilities while ensuring accurate item arrangement verification.
Implementation Method 1
acquiring an item identifier from a near field communication tag reader
Data Source
AI summary
A mobile terminal acquires an item group identifier and an item identifier from a near field communication tag reader which recognizes an item group identification tag and an item identification tag. The mobile terminal acquires item group information related to an item group corresponding to the item group identifier, and extracts information related to an arrangement location of an item corresponding to the item identifier from the item group information. The mobile terminal checks whether or not the item has been correctly arranged based on the arrangement location and an identified location of the item corresponding to the item identifier, so as to display information indicating that the item has been incorrectly arranged.