Authentication Circuit for Proximity-Based Passwordless Account Access

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Solution Overview

Problem

The cumbersome and insecure process of accessing protected accounts using passwords, which often leads to forgotten or lost credentials, is inefficient and prone to risks such as theft or hacking.

Innovation Solution

An authentication system utilizing a communication network between a main device and an intermediate device, where a security code is transmitted via a short-range transmitter, allowing passwordless access to protected accounts by decrypting the code using a decryption key sent over the network.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If passwords are used for accessing protected accounts, then access control is established, but the process becomes cumbersome and insecure

Engineering Contradiction:
Improveaccess securityVSAvoidlogin process simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces the mechanical/password-based authentication system with a biometric authentication system. Biometric data (such as fingerprints, facial recognition, or iris scans) is captured by sensors and processed to verify user identity, eliminating the need for users to remember and input passwords. This substitution maintains strong security while significantly improving ease of operation.

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

Solution Approach 2:

The patent introduces a biometric authentication intermediary layer between the user and the protected account. Instead of direct password verification, the system uses biometric data as an intermediary credential that is captured, processed, and verified by the authentication system. This intermediary mechanism provides both security and user convenience.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If multiple passwords are stored for different accounts, then access to multiple protected contents is enabled, but the risk of loss, theft, or hacking increases

Engineering Contradiction:
Improveaccess to multiple accountsVSAvoidsecurity risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the storage and management of multiple passwords with biometric authentication. Instead of storing sensitive password data that can be stolen or lost, the system uses inherent biometric characteristics that are difficult to replicate or steal. Each protected account can be accessed through biometric verification, eliminating the security risks associated with password storage.

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

Solution Approach 2:

The patent creates secure copies of biometric data for authentication purposes. Rather than storing actual passwords that can be compromised, the system captures and processes biometric information to create authentication credentials. These biometric copies are processed through secure algorithms to verify identity without exposing the original sensitive data.

Inventive Principle:
Principle #26Copying

3Reliability

If passwords are required for login, then account protection is maintained, but the login process becomes time-consuming

Engineering Contradiction:
Improveaccount protectionVSAvoidlogin time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces the time-consuming password input and verification process with rapid biometric authentication. Biometric sensors can capture and process authentication data in seconds or less, compared to the time required for users to recall, type, and have passwords verified. This maintains account protection while dramatically reducing login time.

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

Solution Approach 2:

The patent performs preliminary biometric data capture and processing before the actual authentication decision is made. The system pre-processes biometric information, compares it against stored templates, and prepares authentication results in advance, reducing the overall time required for the login process while maintaining security.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250287204A1Authentication circuit
Publication Date: 2025.09.11 GHASSABIAN BENJAMIN FIROOZ
  • US20250287204A1 patent drawing
  • US20250287204A1 patent drawing
  • US20250287204A1 patent drawing

AI summary

An access control system including an authentication circuit comprising for permitting an access to a user's account in a server. The system uses an application installed within a number of communication devices within said circuit. Upon accomplishment of a communication circuit between said devices, an authentication procedure is completed and an access to said account is granted to a user.