Automated DTMF Verification System for Fraud Reduction

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Solution Overview

Problem

Existing methods for third-party verification, particularly in remote data storage and retrieval systems, are costly and prone to fraud due to reliance on live operators, lacking reliable and efficient means to confirm consent or decisions made by individuals, especially in transactions conducted via telephone or Internet.

Innovation Solution

A system utilizing a PSTN-compatible response unit that digitally records DTMF responses and stores them on a computer storage device, allowing for later retrieval and verification via telephone or Internet, with optional speech pattern recognition for additional validation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If live operators are used for third-party verification, then verification reliability is improved, but operational cost increases

Engineering Contradiction:
Improveverification reliabilityVSAvoidoperational cost
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent replaces the mechanical system of live human operators with an automated electronic verification system that uses digital recording, storage, and retrieval mechanisms. The system captures verification data electronically and stores it in a database, eliminating the need for continuous human operator involvement while maintaining verification integrity through automated access and retrieval processes.

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

Solution Approach 2:

The patent creates digital copies of verification data that can be stored, retrieved, and accessed multiple times without requiring the original live operator to be present. The verification information is captured as electronic records that can be independently accessed by authorized parties, replacing the need for repeated human operator involvement.

Inventive Principle:
Principle #26Copying

2Measurement precision

If live operators perform third-party verification, then verification accuracy is improved, but device complexity increases

Engineering Contradiction:
Improveverification accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces complex human judgment and verification processes with automated electronic systems that capture, store, and retrieve verification data. The system uses digital recording and database management to maintain verification accuracy without requiring complex human operational procedures.

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

3Loss of energy

If automated verification systems are implemented, then operational cost is reduced, but fraud susceptibility increases

Engineering Contradiction:
Improveoperational costVSAvoidfraud resistance
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The patent introduces an independent automated verification system as an intermediary between the customer and the long-distance service provider. This third-party system objectively captures and stores verification data, preventing either party from falsely claiming authorization. The automated system serves as a neutral mediator that both parties must trust, eliminating the fraud risk present when one party controls the verification process.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS7895043B1Automated third party verification system
Publication Date: 2011.02.22 RED HAT LLC
  • US7895043B1 patent drawing
  • US7895043B1 patent drawing
  • US7895043B1 patent drawing

AI summary

A third party verification system, method, and computer readable medium comprising a response unit in communication with at least a first party, said response unit configured to automatically elicit information in the form of a dual tone multi-frequency (DTMF) response from the at least first party providing evidence of consent granted by the at least first party to enter into at least one transaction with at least a second party, and a print server in communication with said response unit, said print server configured to receive and store said information to provide a record for third party verification that the at least first party consented to enter into the at least one transaction with the at least one second party.