Electronic Coin Card With Banknote Security Features for User Trust

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Solution Overview

Problem

Existing digital payment systems, particularly cryptocurrencies, suffer from decentralized organization leading to low acceptance and trustworthiness among users, necessitating enhanced security measures for terminals used in these transactions.

Innovation Solution

A card, such as a chip card, is designed with a computing unit for managing electronic coin data records and incorporates visible features identical to those found on conventional banknotes, ensuring authenticity and linking it to a centralized issuer, thereby increasing user trust and security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Speed

If decentralized cryptocurrencies are used for digital payments, then financial independence and transaction speed are improved, but user trust and acceptance deteriorate due to lack of security verification mechanisms

Engineering Contradiction:
Improvetransaction speedVSAvoiduser trust
Core Design Contradiction:
SpeedVSReliability

Solution Approach 1:

The patent merges the decentralized digital payment system with traditional centralized banking verification mechanisms by incorporating a visible security element that links to a central entity's banknote series, combining the speed of digital transactions with the trustworthiness of traditional banking

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If traditional security elements are incorporated into the card, then protection against counterfeiting is improved, but device complexity and production difficulty increase

Engineering Contradiction:
Improveprotection against counterfeitingVSAvoidcard structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The visible security element serves multiple functions: it acts as an authenticity indicator for the card, links the card to a specific banknote series issued by a central entity, and provides a visual verification mechanism for users, thereby achieving enhanced security without proportionally increasing complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12629956B2Card and method of producing the card
Publication Date: 2026.05.19 GIESECKEDEVRIENT ADVANCE52 GMBH
  • US12629956B2 patent drawing
  • US12629956B2 patent drawing
  • US12629956B2 patent drawing

AI summary

The invention relates to a card including a computing unit for managing electronic coin data records, the electronic coin data records being issued by a central entity, and a card body with visible data and at least one visible feature. The central entity is at the same time the issuer or administrator of a series of banknotes and the at least one visible feature identifies the card as part of the series of banknotes to an observer. In addition, a method for producing such a card is also proposed.