Wireless Connection via QR Code Parsing

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Solution Overview

Problem

Users face difficulties in quickly selecting a wireless access point with a high success rate when multiple options are available, and existing methods consume traffic resources to acquire connection information, affecting user experience.

Innovation Solution

A method and device for establishing a wireless connection by parsing target QR code information to obtain access-related information about a target wireless access point, allowing direct connection without selecting from a long list and reducing resource consumption by scanning QR code information from neighboring devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If users select wireless access points from a displayed list, then connection information can be obtained, but the process becomes time-consuming and complex when many access points are available

Engineering Contradiction:
Improveconnection establishment timeVSAvoidaccess point selection complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The patent uses QR codes as a compact information carrier that copies essential connection parameters (SSID, password, encryption type) into a visual format. Users scan the QR code with their camera, and the mobile device automatically extracts and fills in the connection information, replacing the complex manual list-selection process with a simple scanning action.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The QR code acts as an intermediary between the access point configuration and the user device. Instead of displaying a complex list of access points with multiple parameters, the system encodes the connection information in a QR code that can be easily scanned and interpreted by the mobile device's camera and processing system.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of substance

If users manually acquire access information from servers or other devices, then connection details can be obtained, but traffic resources are consumed

Engineering Contradiction:
Improvetraffic resource consumptionVSAvoidaccess information acquisition
Core Design Contradiction:
Loss of substanceVSLoss of information

Solution Approach 1:

The patent stores access point information (SSID, password, encryption type) locally in the mobile device's memory rather than requiring continuous network communication to retrieve it. When connecting to an access point, the device reads the pre-stored information from its memory, eliminating the need to consume traffic resources for information acquisition.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system performs preliminary action by pre-storing access point information in the mobile device before actual connection is needed. This allows the device to have all necessary connection details readily available in its memory, so when connection is required, no additional traffic is needed to acquire the information.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10492236B2Method and device for establishing wireless connection
Publication Date: 2019.11.26 SHANGHAI SHANGWANG NETWORK TECH CO LTD
  • US10492236B2 patent drawing
  • US10492236B2 patent drawing
  • US10492236B2 patent drawing

AI summary

A method and device for establishing a wireless connection is provided. The method includes parsing target two-dimensional code information associated with a target wireless access point to acquire access-related information of the target wireless access point, and establishing a wireless connection between first user equipment and the target wireless access point on the basis of the access-related information. A wireless connection with a wireless access point on the basis of access-related information of a target wireless access point acquired by parsing target two-dimensional code information of the target wireless access point. A user of first user equipment can acquire high-quality access-related information of a target wireless access point even in a situation in which the access-related information of the target wireless access point is unknown to the user.