Blockchain Check Network with Biometric Validation

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Solution Overview

Problem

Current blockchain transaction networks lack the ability to effectively integrate and manage traditional payment methods, such as checks, due to issues like the double-spend problem, time-consuming validation processes, and fraud/security concerns.

Innovation Solution

The implementation of blockchain-based check systems that allow for the issuance, transmission, and validation of digital checks (BC checks) between digital wallets, which include features like locking funds, expiration dates, and biometric authentication to ensure secure and efficient transactions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional check clearing processes are used, then checks can be processed through existing banking infrastructure, but the process is time-consuming and resource-intensive

Engineering Contradiction:
Improvecheck clearing reliabilityVSAvoidcheck clearing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces the traditional mechanical check clearing system with a blockchain-based digital validation system. Digital checks are validated through cryptographic verification on a distributed ledger, eliminating the need for physical check routing, manual processing, and multiple banking intermediaries. This substitution reduces clearing time from several days to minutes or seconds while maintaining security and reliability through immutable record-keeping and consensus mechanisms.

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

2Reliability

If blockchain validation is implemented, then transaction security and fraud prevention are enhanced, but the validation process becomes more complex

Engineering Contradiction:
Improvetransaction securityVSAvoidvalidation process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces blockchain technology as an intermediary layer between check issuance and cashing. The distributed ledger serves as a neutral, decentralized mediator that validates digital checks through cryptographic signatures and consensus protocols. This intermediary approach enhances security by providing transparent, immutable verification while managing complexity through standardized smart contracts and automated validation rules that simplify the user experience despite underlying technical sophistication.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Speed

If digital wallets are used for check transmission, then check delivery speed is improved, but the system requires integration with traditional banking infrastructure

Engineering Contradiction:
Improvecheck delivery speedVSAvoidsystem integration complexity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The patent segments the check processing system into distinct functional layers: a digital wallet layer for rapid check creation and transmission using blockchain technology, and a banking infrastructure layer for traditional account verification and fund settlement. This segmentation allows digital wallets to operate independently with high speed and security, while standardized interfaces and APIs handle the integration complexity with traditional banks, enabling both systems to function optimally without requiring complete system overhaul.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11100476B1Blockchain based bank checking network with paper checking enhancements
Publication Date: 2021.08.24 TRADOVE INC
  • US11100476B1 patent drawing
  • US11100476B1 patent drawing
  • US11100476B1 patent drawing

AI summary

Systems and methods for providing blockchain based paper checks (BC Checks) that may be redeemed without traditional coordination between financial institutions of participants.