Multisig Digital Asset Collateral Wallet

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Solution Overview

Problem

The management of digital asset collateral in loans is complicated by the need for continuous monitoring of changing asset values and loan status, and difficulties in transacting collateral among trusted entities, particularly due to inaccuracies in credit rating systems and challenges in liquidating collateral quickly during market fluctuations.

Innovation Solution

A digital asset collateral wallet system that utilizes multisignature wallets and a loan manager to facilitate secure, efficient management of digital assets as collateral, allowing for automatic adjustments in collateralization based on market conditions and loan terms, without relying on credit ratings, and enabling quicker liquidation of assets if needed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If digital asset collateral is held in a wallet accessible by borrower, lender, and loan manager, then collateral management flexibility is improved, but security and control difficulty worsen

Engineering Contradiction:
Improvecollateral management flexibilityVSAvoidwallet control complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments wallet control into distinct access levels for borrower, lender, and loan manager through multisignature technology. Each party has specific permissions defined by smart contracts, allowing flexible management while maintaining security through distributed control rather than centralized access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces smart contracts as intermediaries that automatically enforce collateral management rules. The smart contract acts as a mediator that coordinates actions between borrower, lender, and loan manager, reducing direct control complexity while maintaining system security through automated enforcement of loan terms.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If credit rating systems are used to assess borrower risk, then lending decision efficiency is improved, but accuracy worsens due to system inaccuracies

Engineering Contradiction:
Improvelending decision efficiencyVSAvoidcredit assessment accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The patent enables borrowers to self-secure loans by depositing digital asset collateral directly into the smart contract wallet. This eliminates the need for traditional credit rating assessments, allowing borrowers with adequate collateral to obtain loans efficiently without relying on inaccurate credit scoring systems.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent shifts the risk assessment parameter from borrower credit history to collateral value and liquidity. By changing the evaluation metric from intangible credit scores to tangible digital asset valuations, the system achieves more accurate and objective risk measurement that directly reflects the borrower's ability to repay.

Inventive Principle:
Principle #35Parameter changes

3Loss of energy

If collateral liquidation is delayed during market fluctuations, then loss mitigation is improved, but liquidity and speed of transaction worsen

Engineering Contradiction:
Improveloss mitigationVSAvoidcollateral liquidation speed
Core Design Contradiction:
Loss of energyVSSpeed

Solution Approach 1:

The patent implements dynamic liquidation thresholds through smart contracts that automatically adjust collateral requirements based on market conditions. When asset prices fall, the system dynamically increases collateral requirements or triggers liquidation only when necessary, balancing loss mitigation with maintaining adequate liquidity without premature sales.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent incorporates continuous monitoring feedback mechanisms that track collateral value against loan exposure in real-time. The smart contract receives price feedback and automatically adjusts collateral requirements or triggers margin calls, enabling responsive risk management that mitigates losses while avoiding unnecessary liquidations during temporary market fluctuations.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20240346581A1Incrementally perfected digital asset collateral wallet
Publication Date: 2024.10.17 SALT BLOCKCHAIN INC
  • US20240346581A1 patent drawing
  • US20240346581A1 patent drawing
  • US20240346581A1 patent drawing

AI summary

A multisig digital asset wallet stores collateral for a loan between a borrower and a lender. The borrower and lender agree to loan terms including collateralization requirements. Over the course of the loan repayment period, a Loan-to-Value (LTV) ratio between the digital asset collateral and the loan principal balance will change due to fluctuations in the market exchange value of the digital asset and a declining loan principal balance due to regular loan repayments by the borrower. If the LTV exceeds the collateral requirements by an overage amount, then the borrower may sign a transaction and request signatures from other participants to withdraw funds from the multisig collateral wallet. If the LTV fails to satisfy the collateral requirements, participants may spend funds from the multisig collateral wallet to improve the LTV, catch up after a missed payment by the borrower, or pay down the loan principal.