D2D Connectability Score for Wireless Network Security

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Solution Overview

Problem

Current device-to-device (D2D) communication implementations in wireless networks lack consideration for security, privacy, and quality of service, leading to inefficient and unreliable connections between devices.

Innovation Solution

A method to calculate a D2D connectability score for each mobile device, considering factors such as security posture, privacy posture, cost, and previous data quality, to select the most suitable device for D2D communications, ensuring improved security, privacy, and quality of service.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If D2D communication is implemented without considering security and privacy factors, then device connectivity and communication efficiency are improved, but security risks and privacy violations increase

Engineering Contradiction:
Improvecommunication efficiencyVSAvoidsecurity risks
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent changes the parameter of device selection from simple connectivity-based to score-based, where the score incorporates security and privacy parameters. This transforms the device selection criterion to balance communication efficiency with security requirements.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent introduces a D2D connectability score as an intermediary metric that mediates between communication efficiency and security requirements. The score acts as a filtering mechanism that prevents direct pairing of devices with poor security postures while maintaining efficient communication among trusted devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If D2D communication is implemented without quality of service considerations, then network complexity is reduced, but communication reliability deteriorates

Engineering Contradiction:
Improvenetwork complexityVSAvoidcommunication reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent changes the selection parameter from basic connectivity to a comprehensive score that includes QoS metrics. This enables the system to prioritize devices with better communication reliability without requiring complex network management infrastructure.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If devices with poor security posture are selected for D2D communication, then ease of connection is improved, but vulnerability to attacks increases

Engineering Contradiction:
Improveease of connectionVSAvoidvulnerability to attacks
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The patent changes the connection selection parameter to include security posture scoring. Devices are evaluated on multiple parameters including security configurations, privacy settings, and trust indicators, transforming the connection process from purely ease-of-use to security-aware automatic selection.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10390381B2Methods and systems for improving device-to-device communications in a wireless network
Publication Date: 2019.08.20 INTERNATIONAL BUSINESS MACHINE CORPORATION
  • US10390381B2 patent drawing
  • US10390381B2 patent drawing
  • US10390381B2 patent drawing

AI summary

Embodiments for managing a wireless communication network by one or more processors are described. The presence of a plurality of mobile electronic devices within a wireless communication network is detected. A device-to-device (D2D) connectability score for each of the plurality of mobile electronic devices is calculated. A signal representative of the calculated D2D connectability score for each of the plurality of mobile electronic devices is generated.