WLAN Access Control via Device Cooperation Authentication

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Solution Overview

Problem

The inefficiency of existing access control methods for WLANs, which often require inconvenient authentication processes involving multiple devices, particularly when users need to access Wi-Fi networks using devices other than their primary mobile phone.

Innovation Solution

An access control mechanism that utilizes cooperation between devices to efficiently authenticate and connect to a target access point, where a first device assists a second device by receiving and processing authentication information, enabling seamless access through methods like short message authentication codes or using established connections via Bluetooth, Infrared, or NFC.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional authentication methods are used for WLAN access, then security is maintained, but authentication time and user convenience deteriorate

Engineering Contradiction:
Improveauthentication securityVSAvoidauthentication time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary authentication by sending authentication information to a first device in advance. When the second device needs to access the WLAN, the authentication is already prepared and can be quickly applied, eliminating the need for real-time manual authentication and significantly reducing authentication time while maintaining security.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces a first device as an intermediary to handle authentication information. The first device receives and processes authentication data, then assists the second device in accessing the WLAN. This intermediary mechanism automates the authentication process, reducing user intervention time while preserving security through structured verification.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If manual authentication processes are required, then authentication security is ensured, but ease of operation deteriorates

Engineering Contradiction:
Improveauthentication securityVSAvoidauthentication convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system implements self-service authentication where the first device automatically receives and processes authentication information without requiring manual user input. The authentication process is streamlined to work autonomously, improving ease of operation while maintaining security through the structured verification mechanism.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

By introducing the first device as an intermediary that handles authentication information automatically, the system eliminates the need for users to manually perform authentication steps. The intermediary device manages the complex verification process, making the operation simple and convenient for users while preserving security.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If authentication information is sent to multiple devices, then access control flexibility is improved, but device complexity increases

Engineering Contradiction:
Improveaccess control flexibilityVSAvoidauthentication system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The authentication system is segmented into distinct functional components: a first device for receiving and processing authentication information, and a second device for accessing the WLAN. This segmentation allows authentication information to be distributed to multiple devices flexibly while keeping each device's individual complexity manageable through clear functional separation.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10575175B2Access control method and access control apparatus
Publication Date: 2020.02.25 BEIJING ZHIGU RUI TUO TECH
  • US10575175B2 patent drawing
  • US10575175B2 patent drawing
  • US10575175B2 patent drawing

AI summary

Embodiments of the present application disclose access control method and an access control apparatus. A method disclosed herein comprises: sending information associated with authentication of at least one access point device; and controlling at least one second device to access a target access point device through at least one first device; wherein the at least one first device is a device that receives the information associated with authentication of at least one access point device. The methods and apparatus of the embodiments of the present application, by using an authentication manner through cooperation between devices, enable a device currently used by a user to rapidly and efficiently access a target access point device, so as to more efficiently obtain access to a wireless local area network.