Server Apparatus for NFC Reading Device Alignment
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Solution Overview
Problem
The internal structure of reading devices with NFC modules varies by model, leading to differences in the required positional relationship for stable wireless communication with wireless communication media, making it challenging to ensure proper alignment for successful communication.
Innovation Solution
A server apparatus and reading device system that acquires model information of the reading device and transmits guide information to display the correct positional relationship between the wireless communication medium and the reading device, using a guide information database to determine and display elements indicating the optimal position for alignment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If guide information is provided for each reading device model, then communication stability is improved, but device complexity increases
Solution Approach 1:
A server apparatus is introduced as an intermediary between the reading device and the guide information database. The server apparatus receives model information from the reading device, queries the guide information database, and returns appropriate guide information. This mediator approach allows the system to provide model-specific guidance without requiring the reading device itself to be complex or store extensive model-specific data locally.
Solution Approach 2:
Guide information for various reading device models is pre-stored in the guide information database before actual communication occurs. When a reading device needs guidance, it simply sends its model information to the server, which retrieves the pre-prepared guide information. This preliminary preparation eliminates the need for real-time analysis and reduces system complexity during operation.
2Ease of operation
If model-specific guide information is displayed, then ease of operation is improved, but loss of time increases
Solution Approach 1:
Guide information for multiple reading device models is pre-processed and stored in the guide information database before actual use. When a user needs alignment guidance, the system quickly retrieves the pre-prepared guide information based on the device model, rather than generating it in real-time. This significantly reduces the time required to acquire and display appropriate guidance.
Solution Approach 2:
The system uses model information (such as device model numbers or identifiers) to select and display guide information that corresponds to the specific reading device model. This copying approach allows the system to provide customized guidance efficiently by matching the current device with pre-existing model-specific guide information, avoiding the need for complex real-time analysis.
Data Source
AI summary
A reading system (1) includes a reading device (10) and a server apparatus (20). The reading device (10) includes a transmission unit (110) that transmits own model information to the server apparatus (20), a reception unit (120) that receives, from the server apparatus (20), guide information for displaying a position of a medium (30) relative to the reading device (10) during wireless communication, and a display processing unit (130) that causes a display (12) to display a display element based on the guide information. The server apparatus (20) includes an acquisition unit (210) that acquires model information from the reading device (10), and a guide information transmission unit (220) that acquires associated guide information, based on the model information, and transmits the guide information to the reading device (10).