Secure Remote Device Servicing via Wireless Authentication

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Solution Overview

Problem

Current methods for servicing customer devices require interior access, which is inconvenient and poses safety risks, as technicians need to visit customers' premises for installation, configuration, and troubleshooting, exposing both parties to potential hazards and inefficiencies.

Innovation Solution

A system that enables secure remote servicing over a short-range wireless communication network, allowing service technicians to connect to customer devices via a mobile device, eliminating the need for physical access by establishing a secure connection using unique identifiers, public keys, and authentication keys, enabling read/write access for diagnostic tests and configuration changes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If technicians visit customers' premises for device servicing, then direct access to customer devices is achieved, but safety risks and inconvenience increase due to required interior access

Engineering Contradiction:
Improveservice accessVSAvoidsafety risks
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a wireless communication system as an intermediary between the service technician and the customer device. The technician uses a mobile device to establish a wireless connection (Bluetooth, Wi-Fi, or cellular) to the customer device, eliminating the need for physical presence. This intermediary communication channel allows remote servicing while avoiding direct contact and associated safety risks.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If technicians visit customers' premises for device servicing, then direct access to customer devices is achieved, but time and scheduling efficiency decrease

Engineering Contradiction:
Improveservice accessVSAvoidscheduling time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces the mechanical system of physical travel and in-person servicing with an electronic wireless communication system. Service technicians can connect to and service customer devices remotely through mobile devices using wireless protocols, eliminating the need for scheduled appointments and travel time. This substitution transforms a time-consuming physical process into an instantaneous digital connection.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If secure remote connection is established using authentication keys and cryptographic methods, then security is improved, but system complexity increases

Engineering Contradiction:
Improveconnection securityVSAvoidauthentication system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements a universal authentication framework that handles multiple cryptographic methods (public key infrastructure, symmetric encryption, challenge-response) through a single unified system. The mobile device and customer device both support multiple authentication protocols simultaneously, allowing the system to automatically select the appropriate method based on device capabilities. This multi-functionality approach maintains high security while reducing the need for separate specialized systems for each authentication method.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20230403557A1Bluetooth Low Energy for Network Troubleshooting
Publication Date: 2023.12.14 CENTURYLINK INTELLECTUAL PROPERTY LLC
  • US20230403557A1 patent drawing
  • US20230403557A1 patent drawing
  • US20230403557A1 patent drawing

AI summary

The present disclosure describes providing a system and method for providing remote servicing of a customer device over a secure short-range wireless communication network connection. The customer device may be configured to securely establish a secure short-range wireless network communication connection between the customer device and a mobile device associated with an authorized user. When the mobile device is communicatively coupled with a customer device, the user may be enabled to access various installation, configuration, troubleshooting, and/or settings changing services on the customer device via the secure short-range wireless communication channel.