Communication Control Device Jamming Unauthorized Wireless Access

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Solution Overview

Problem

Social infrastructure systems, such as monitoring cameras, face challenges in maintaining security due to the difficulty in frequently replacing equipment, leading to insufficient security measures against malware attacks.

Innovation Solution

A communication control device and system that includes a communication unit for wireless communication and a jamming control unit to interfere with unauthorized devices, ensuring secure communication by encrypting data and restricting wireless communication to authorized devices using jamming radio waves.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If equipment in social infrastructure systems is frequently replaced to improve security, then security measures are enhanced, but system stability and operational continuity deteriorate

Engineering Contradiction:
ImprovesecurityVSAvoidsystem stability
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The patent introduces a communication control device as an intermediary between existing social infrastructure equipment and the network. This mediator performs security functions (authentication, encryption, jamming) without requiring changes to the original equipment, thus improving security while maintaining system stability and avoiding frequent replacements

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The security function is segmented from the main equipment into a separate communication control device. This allows the security component to be updated or replaced independently without affecting the stability of the core social infrastructure equipment

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If existing equipment is not replaced, then system stability is maintained, but security measures become insufficient

Engineering Contradiction:
Improvesystem stabilityVSAvoidsecurity
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

A communication control device is deployed as an intermediary that enhances security for existing equipment without requiring modifications or replacements. The intermediary handles authentication, data encryption, and jamming functions, allowing old equipment to operate securely within the updated architecture

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If jamming radio waves are output to interfere with unauthorized wireless communication, then security against malware attacks is improved, but interference with legitimate communication may occur

Engineering Contradiction:
ImprovesecurityVSAvoidcommunication interference
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The communication control device monitors wireless communication signals and uses feedback to determine whether to activate jamming. By detecting authentication status and communication legitimacy, the system selectively applies jamming only to unauthorized devices, preventing interference with legitimate communication while maintaining security

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The jamming function is applied locally and selectively to specific unauthorized devices rather than broadly to all wireless communications. The system identifies target devices through authentication failure or malicious behavior patterns and directs jamming only toward those specific sources, minimizing collateral interference

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances the security of social infrastructure systems without requiring changes to existing equipment by encrypting data and restricting unauthorized access through jamming, thereby protecting against malware attacks and ensuring secure communication.

Implementation Method 1

The jamming control unit allows jamming radio waves to be output to interfere with wireless communication between the first device and a device other than the communication control device

Methodology Applied
Scientific EffectElectromagnetic radiation: Electromagnetic Induction

Data Source

PatentUS11736219B2Communication control device and communication control system
Publication Date: 2023.08.22 KK TOSHIBA
  • US11736219B2 patent drawing
  • US11736219B2 patent drawing
  • US11736219B2 patent drawing

AI summary

According to an embodiment, a communication control device includes a communication unit and a jamming control unit. The communication unit wirelessly communicates with a first device and uploads information acquired from the first device to a second device via a network. The jamming control unit allows jamming radio waves to be output to interfere with wireless communication between the first device and a device other than the communication control device, the device being to perform wireless communication in a communication band used by the first device.