Third-Party Voice Authentication System for Identity Verification

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Solution Overview

Problem

Conventional voice identity authentication methods require additional customized hardware, are inflexible, and incur significant costs and maintenance burdens, while offering the same type of identity challenge to all individuals, failing to meet the diverse authentication needs of institutional customers.

Innovation Solution

A third-party voice authentication system that outsources identity verification, using a subscription model with no hardware requirements on the customer side, offering configurable biometric challenges and engines, and allowing remote configuration of authentication parameters via an API, enabling tailored authentication solutions for different customer categories.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional voice authentication systems are deployed, then identity verification capability is provided, but additional customized hardware is required and maintenance burdens increase

Engineering Contradiction:
Improveidentity verification capabilityVSAvoidcustomized hardware requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the voice authentication processing functionality from the customer's local environment and relocates it to a centralized remote server. The customer's system only needs standard telephony equipment to collect voice samples and transmit them to the remote server, which performs all complex authentication processing. This extraction eliminates the need for customized hardware at the customer's location while maintaining reliable identity verification capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces a remote server as an intermediary between the customer's telephony system and the authentication process. This intermediary handles all complex voice processing, comparison, and verification tasks, allowing the customer's infrastructure to remain simple using only standard equipment. The intermediary absorbs the complexity and maintenance burden while providing reliable authentication services.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If conventional voice authentication systems are deployed, then identity verification is provided, but significant costs and maintenance burdens are incurred

Engineering Contradiction:
Improveidentity verification capabilityVSAvoidcosts and maintenance burdens
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent extracts all authentication processing costs and maintenance responsibilities from the customer's environment and relocates them to the remote server provider. The customer only incurs costs for standard telephony equipment and data transmission, eliminating the need to invest in or maintain complex customized hardware. This extraction significantly reduces both initial costs and ongoing maintenance burdens while maintaining reliable verification.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The remote server performs self-service authentication processing without requiring customer intervention in the technical operations. The system automatically collects voice samples, processes them through multiple algorithms, compares them against stored templates, and provides verification results. This eliminates the need for customer staff to perform maintenance, updates, or technical support, reducing both cost and burden.

Inventive Principle:
Principle #25Self-service

3Reliability

If conventional voice authentication systems are deployed, then identity challenges are provided, but they are inflexible and cannot meet diverse customer requirements

Engineering Contradiction:
Improveidentity challenge provisionVSAvoidconfiguration flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent implements dynamic configuration capabilities where the remote server can be programmed with different authentication algorithms, challenge types, and verification criteria according to each customer's specific requirements. The system can adapt its behavior based on customer category, transaction type, or risk level, providing flexible identity challenges that meet diverse needs while maintaining reliable verification.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent allows changing key parameters of the authentication system such as the number of voice samples required, threshold values for matching, types of challenges presented, and verification criteria. These parameters can be modified remotely based on customer requirements without changing the underlying hardware or basic system architecture, thus maintaining flexibility while preserving reliable identity challenge provision.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS7340042B2System and method of subscription identity authentication utilizing multiple factors
Publication Date: 2008.03.04 CSIDENTITY CORP
  • US7340042B2 patent drawing
  • US7340042B2 patent drawing
  • US7340042B2 patent drawing

AI summary

A system and method of providing voice authentication to institutional customers having consumers or users. The system includes an enrollment module, a verification module, and a database. Each institutional customer has an authentication profile on the system that includes both i) instructions indicating which one or more of the voice biometric engines are to be used for a given consumer's enrollment and/or authentication, and ii) variables for implementing those instructions. A given institutional customer may have more than one set of instructions or variables for different classes of users. Vocal information is received from a user, and a baseline voiceprint is constructed therefrom for enrollment. Subsequently, more vocal information is received from the user to construct a temporary voiceprint. The temporary voiceprint is compared to a corresponding baseline voiceprint in accordance with the institutional customer's authentication profile. The profile is preferably remotely configurable by the institutional customer.