Wireless Repeater Automatic Authentication via Pre-Registered Credentials

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Solution Overview

Problem

Current wireless communication systems require manual operation for pairing, which is impractical in environments where user operation is prohibited, such as while driving, and lack effective unauthorized access control, allowing unauthenticated third parties to connect to wireless repeaters.

Innovation Solution

A wireless communication system that automatically authenticates mobile terminals with wireless repeaters using pre-registered authentication data stored in an authentication server, eliminating the need for manual operation and ensuring only authenticated devices can access and control the repeater settings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual pairing operation is required for Bluetooth connection, then unauthorized access control is improved, but ease of operation deteriorates in environments where user operation is prohibited

Engineering Contradiction:
Improveunauthorized access controlVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary actions by pre-registering authentication data (device ID, password) in the wireless repeater before actual connection. When a mobile terminal requests connection, the repeater automatically compares the terminal's authentication data with the pre-registered data, enabling automatic authentication without manual user operation while maintaining security through pre-established credentials

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If automatic pairing is implemented without manual operation, then ease of operation is improved, but unauthorized access control deteriorates as any device can connect

Engineering Contradiction:
Improveease of operationVSAvoidunauthorized access control
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system introduces an intermediary authentication mechanism where the wireless repeater acts as a mediator between connection requests and network access. The repeater receives connection requests from mobile terminals, automatically authenticates them by comparing authentication data, and only permits access for authenticated devices. This intermediary layer enables automatic operation while maintaining unauthorized access control

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If pairing authentication is required for all connections, then security is improved, but connection speed deteriorates due to manual operation requirements

Engineering Contradiction:
ImprovesecurityVSAvoidconnection speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary authentication setup by pre-registering device credentials in the wireless repeater. During actual connection, the mobile terminal automatically transmits its authentication data, and the repeater rapidly compares it with pre-registered data, enabling secure authentication without manual operation and achieving both security and fast connection speed

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12143815B2Wireless communication system, wireless communication method and non-transitory computer-readable medium storing wireless communication program
Publication Date: 2024.11.12 NEC PLATFROMS LTD
  • US12143815B2 patent drawing
  • US12143815B2 patent drawing
  • US12143815B2 patent drawing

AI summary

A wireless repeater holds control information for controlling a communication status of a first wireless communication path for short-range wireless communication and authentication data required to permit short-range wireless communication, automatically permits connection when receiving a connection request using the first wireless communication path from the mobile terminal, determines, when receiving an authentication request with authentication data requesting a start of wireless communication from the connected mobile terminal, whether to authenticate the authentication-request-source mobile terminal, based on a result of comparing the authentication data attached to the authentication request from the mobile terminal with the authentication data held in the wireless repeater, and sets, when the mobile terminal is authenticated, a status of the wireless repeater to a status for performing wireless communication with the mobile terminal using the first wireless communication path.