WLAN AP Password-Free Range Authorization

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Solution Overview

Problem

The existing terminal verification methods in WLANs are cumbersome and resource-intensive, particularly when multiple terminals require identity verification, leading to increased operational burdens on Access Point (AP) devices and reduced network quality.

Innovation Solution

A method where an AP device uses an authorization list to determine if a terminal is within a preset password-free range, allowing direct authorization without verification for terminals within this range, and requires verification only for those outside, using broadcast signals to determine positioning characteristics and update the authorization list.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If identity verification is performed for all terminals connecting to the AP device, then security of the WLAN is improved, but the operation resources of the AP device are consumed excessively and the convenience of WLAN usage is reduced

Engineering Contradiction:
ImprovesecurityVSAvoidconvenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies local quality by differentiating verification requirements based on terminal location. Terminals within the preset password-free range (local area) are exempt from verification, while terminals outside this range must undergo verification. This spatial differentiation resolves the contradiction by providing convenient access to local users while maintaining security for external users.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent segments the terminal population into two distinct groups: those within the password-free range and those outside it. This segmentation allows the system to apply different verification policies to different segments, reducing overall verification burden while maintaining security where needed.

Inventive Principle:
Principle #1Segmentation

2Reliability

If identity verification is performed for all terminals, then security is improved, but the resource consumption of the AP device increases excessively

Engineering Contradiction:
ImprovesecurityVSAvoidresource consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent implements local quality by applying different verification requirements based on terminal location. Terminals within the preset password-free range are exempt from verification, reducing the verification burden on the AP device for local users while maintaining security verification for external users.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent applies partial action by performing verification only for terminals outside the password-free range rather than for all terminals. This partial verification approach reduces resource consumption while maintaining adequate security for the portion of users that requires verification.

Inventive Principle:
Principle #16Partial or excessive action

3Reliability

If verification key input is required for all terminals, then security is improved, but the operational burden on users increases excessively

Engineering Contradiction:
ImprovesecurityVSAvoidoperational burden
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies local quality by differentiating verification requirements based on terminal location. Terminals within the preset password-free range are exempt from verification and can connect directly, while terminals outside this range must provide verification keys. This differentiation reduces operational burden for local users while maintaining security for external users.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11582606B2Terminal verification method, and AP device, terminal and system
Publication Date: 2023.02.14 XIAN YIPU COMM TECH
  • US11582606B2 patent drawing
  • US11582606B2 patent drawing
  • US11582606B2 patent drawing

AI summary

Disclosed are a terminal verification method, an AP device, a terminal and a system, wherein the AP device is an encrypted AP device. The method comprises: receiving a connection request sent by a first terminal, wherein the connection request comprises identification information of the first terminal; querying an authorization list according to the identification information of the first terminal, wherein the authorization list includes identification information of terminals located within a preset password-free range; and returning an authorization response to the first terminal when the authorization list includes the identification information of the first terminal, wherein the authorization response is used for instructing the first terminal to establish a network connection with the AP device. The AP device does not need to verify a first terminal located within a password-free range, thereby reducing the number of first terminals that require identity verification within a WLAN coverage range, reducing the resource consumption of the identity verification for the AP device, and enabling the use of a WLAN to be more convenient.