Contact Similarity Assessment via Shared Wireless Connections

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Solution Overview

Problem

Users of electronic devices face uncertainty when deciding whether to accept communication requests from new contacts through social software, as there is no effective method to assess the similarity or connection history between users.

Innovation Solution

A system comprising electronic devices and a server that determines a degree of similarity between users based on shared connection information, such as Wi-Fi, Bluetooth, or RFID device usage, and pushes user information when the similarity exceeds a preset threshold, allowing users to categorize and manage contacts more effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If users accept all communication requests from new contacts, then communication opportunities are maximized, but the risk of accepting unknown or potentially harmful contacts increases

Engineering Contradiction:
Improvecommunication opportunitiesVSAvoidcontact safety
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary assessment of new contacts by analyzing shared connection information before the user makes a decision. The server calculates similarity scores based on common Wi-Fi, Bluetooth, or RFID device connections in advance, providing users with pre-evaluated contact information including similarity degrees and shared connection details, enabling informed decisions before accepting communication requests

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces a server as an intermediary that objectively assesses new contacts by analyzing shared connection information. This intermediary system processes connection data, calculates similarity scores, and provides evaluation results to users, removing the need for users to manually evaluate each contact while enhancing contact safety through systematic analysis

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If users manually evaluate each new contact, then contact safety is improved, but time consumption and operational complexity increase

Engineering Contradiction:
Improvecontact safetyVSAvoidevaluation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system enables automated self-service evaluation where the server automatically analyzes connection information, calculates similarity scores, and generates contact assessment reports without requiring user intervention. The system queries connection information, processes data, and presents evaluation results autonomously, saving users significant time while maintaining reliable contact safety assessment

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system provides immediate feedback to users by automatically calculating and displaying similarity scores along with detailed shared connection information. This feedback mechanism delivers contact safety assessments in real-time, allowing users to make informed decisions without manual evaluation while maintaining high reliability through systematic analysis

Inventive Principle:
Principle #23Feedback

3Measurement precision

If the system analyzes detailed connection information for all contacts, then assessment accuracy is improved, but system complexity and data processing requirements increase

Engineering Contradiction:
Improvesimilarity assessment accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent segments connection information analysis into distinct categories: Wi-Fi device connections, Bluetooth device connections, and RFID device connections. Each category is analyzed separately with specific parameters (e.g., connection frequency, duration, strength), allowing precise assessment while managing system complexity through structured modular analysis of different connection types

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10285119B2Electronic device and assessment method
Publication Date: 2019.05.07 FU TAI HUA IND SHENZHEN
  • US10285119B2 patent drawing
  • US10285119B2 patent drawing
  • US10285119B2 patent drawing

AI summary

A recognizing method includes establishing a communication connection between each electronic device and one or more wireless devices. Connection information when each electronic device communicates with one or more wireless devices is recorded in a server. The server determines a degree of similarity between two electronic devices according to the connection information and pushes user information of one of the two electronic devices to another when the degree of similarity is greater than a preset degree of similarity.