Virtual Card Issuing with Personalized Restrictions

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Solution Overview

Problem

Existing virtual credit card systems lack the ability to set personalized restrictions, such as merchant, amount, time, and location restrictions, securely and conveniently for the recipient.

Innovation Solution

The system generates a virtual card number with personalized restrictions through one-tap contactless card authentication, allowing users to set and apply restrictions via a software application, and transmit or write the virtual card number to a blank card using near-field communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If basic restrictions are set by the issuer, then the virtual card number can be used for online purchases, but the restrictions cannot be personalized to the recipient

Engineering Contradiction:
Improvepersonalization of restrictionsVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the restriction-setting authority by introducing multiple levels: issuer-level basic restrictions and recipient-level personalized restrictions. This allows the system to handle different types of restrictions through separate mechanisms, enabling personalization without overwhelming system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements preliminary action by pre-configuring basic restrictions at the issuer level before the virtual card number is issued to the recipient. This preliminary setup creates a foundation that simplifies subsequent personalization efforts, as the basic framework is already in place.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If personalized restrictions are implemented, then user control is enhanced, but the method to securely set and apply restrictions becomes more complex

Engineering Contradiction:
Improveuser controlVSAvoidrestriction application process
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary mechanism (the system processor) that mediates between the user's restriction preferences and the virtual card number generation. This intermediary automatically applies the selected restrictions, simplifying the user experience while managing the underlying complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent enables self-service by allowing users to directly select and apply their own restrictions through the software application interface. Users can independently configure personalized restrictions without requiring manual intervention from the issuer, enhancing ease of operation.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If virtual card number is transmitted via near-field communication, then convenience is improved, but security requirements increase

Engineering Contradiction:
Improvetransmission convenienceVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces traditional mechanical card transmission methods with near-field communication (NFC) technology. This substitution enables contactless transmission of the virtual card number, significantly improving convenience while incorporating built-in security features of NFC to maintain reliability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 enables secure and convenient personalization of virtual card restrictions, ensuring that the restrictions are applied correctly and securely, enhancing user control and transaction security.

Implementation Method 1

transmitting the number directly to the recipient's computing device, etc., all via near-field communication

Methodology Applied
Scientific EffectNear-field communication: Electromagnetic Induction

Data Source

PatentUS12321922B2Card issuing with restricted virtual numbers
Publication Date: 2025.06.03 CAPITAL ONE SERVICES LLC
  • US12321922B2 patent drawing
  • US12321922B2 patent drawing
  • US12321922B2 patent drawing

AI summary

Various embodiments are directed to applying, via contactless card authentication, one or more restrictions to a virtual card number and generating the card number for use by a recipient. The one or more restrictions may be specifically personalized to the recipient and may include, for example, a merchant restriction, an amount restriction, a time period restriction, or a location restriction. The generated virtual card number along with the applied one or more restrictions may be consumed in various ways, such as writing the number to a blank card, transmitting the number directly to the recipient's computing device, etc., all via near-field communication.