NFC Test Tags for Mobile Device Self-Testing

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Solution Overview

Problem

Consumers face difficulties in testing the functionality of NFC circuitry in their mobile devices, leading to incorrect assumptions of hardware defects and increased costs for manufacturers and consumers due to logistical challenges in troubleshooting and replacing devices.

Innovation Solution

The development of NFC test platforms and processes that allow consumers to easily and accurately test their mobile devices' NFC functionality using NFC tags and a user-friendly testing process, either through a storage box or a test sheet, which helps diagnose and resolve issues without the need for physical return or replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If consumers use traditional testing methods for NFC functionality, then device replacement and shipping are required, but this increases costs and time loss

Engineering Contradiction:
ImproveNFC functionality testing accuracyVSAvoidTime for device replacement and shipping
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent uses NFC test tags as simplified copies or representations of payment cards that consumers can use to test NFC functionality. Instead of requiring actual payment card testing which necessitates device return or replacement, the test tags provide a portable, disposable alternative that enables on-site testing while maintaining diagnostic accuracy for NFC hardware functionality.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The NFC test tags are designed as inexpensive, single-use testing components that consumers can easily obtain and use. These disposable test tags eliminate the need for expensive device replacement or complex shipping logistics while providing sufficient functionality for diagnosing NFC hardware issues, thereby reducing both time loss and costs associated with traditional testing methods.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Measurement precision

If consumers test NFC functionality at manufacturer facilities, then accurate diagnosis is achieved, but this increases loss of time and cost for shipping

Engineering Contradiction:
ImproveNFC hardware diagnosis accuracyVSAvoidTime for shipping and return
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent enables consumers to perform NFC functionality testing independently at their own location using the provided test tags and simple testing procedures. This self-service approach eliminates the need for consumers to ship devices to manufacturer facilities while maintaining diagnostic accuracy, as the test tags replicate the necessary testing conditions to accurately identify NFC hardware defects without requiring specialized facility infrastructure.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The testing system is segmented into separate, independent components: NFC test tags, consumer mobile devices, and testing procedures. This segmentation allows the testing process to be distributed and performed locally by consumers rather than requiring centralized facility involvement, thereby eliminating shipping time losses while preserving measurement precision through the standardized test tag design that mirrors actual payment card NFC testing requirements.

Inventive Principle:
Principle #1Segmentation

3Reliability

If manufacturers provide comprehensive NFC testing, then reliability is improved, but device complexity and cost increase

Engineering Contradiction:
ImproveNFC functionality verificationVSAvoidTesting system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the essential NFC testing functionality from complex payment card systems and isolates it into simplified NFC test tags. These extracted test tags contain only the necessary NFC hardware components for testing purposes, removing unnecessary complexity associated with full payment card systems while maintaining sufficient reliability for diagnosing NFC hardware functionality. This extraction allows consumers to perform comprehensive testing without dealing with complex card processing systems.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The NFC test tags are designed as simple, inexpensive, disposable components that provide comprehensive testing capability without adding complexity to the consumer's system. These single-use tags eliminate the need for complex reusable testing equipment or sophisticated software systems, maintaining testing reliability through their streamlined NFC hardware while significantly reducing device complexity and cost for the consumer.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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

This solution reduces costs for manufacturers, enhances customer satisfaction by providing on-site troubleshooting, and ensures accurate diagnosis of NFC-related issues, minimizing the need for device replacement and shipping.

Implementation Method 1

Wireless exchanges of information via NFC (Near Field Communication) have been developed for contactless or proximity payment applications

Methodology Applied
Scientific EffectNear Field Communication (NFC): Electromagnetic Induction

Data Source

PatentUS9762291B2Methods and apparatus for consumer testing of an NFC device
Publication Date: 2017.09.12 MASTERCARD INT INC
  • US9762291B2 patent drawing
  • US9762291B2 patent drawing
  • US9762291B2 patent drawing

AI summary

Near-field communication (NFC) test apparatus and methods for use by a consumer to confirm the functionality of the NFC circuitry the consumer's NFC-enabled mobile device, and/or to troubleshoot NFC communications problems of the mobile device. In an embodiment, a NFC test apparatus includes a mobile device package, at least one NFC tag configured for communications with NFC circuitry of a mobile device, and a support substrate that has an indicator to ensure correct positioning of the mobile device during a self-testing procedure. In some embodiments, the NFC tag is located on the mobile device package so that an orientation of the mobile device is known during a portion of the mobile device self-testing procedure, and the support substrate is configure for supporting the mobile device during the self-testing procedure.