Remote Access Computer for Private Radio Cell Authentication

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Solution Overview

Problem

Current private radio cell management systems require physical presence of an administrator to allow or deny access to end devices, limiting remote administration and security, especially in areas difficult to reach by radio technology.

Innovation Solution

A method and apparatus for remotely managing a private radio cell connected to a public network, where an end device authenticates with an access computer, allowing or refusing access based on administrator approval, using secure portable data carriers and communication devices to manage access permissions and store authorized devices, enhancing security and simplifying access control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If physical presence of administrator is required for access management, then security control is ensured, but remote management capability is lost

Engineering Contradiction:
Improveremote management capabilityVSAvoidaccess control security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces an access computer as an intermediary device between the administrator and the private radio cell. This access computer autonomously manages authentication and access authorization by communicating with the managing communication device, enabling remote administration without requiring the administrator's physical presence while maintaining security through automated verification protocols

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If administrator is physically present at control unit, then access authorization can be managed, but system availability is reduced

Engineering Contradiction:
Improveaccess management efficiencyVSAvoidadministration response time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The access computer performs self-service by autonomously handling authentication requests and access authorization decisions. It automatically communicates with the managing communication device to verify credentials and grant or deny access without requiring real-time administrator intervention, thereby improving management efficiency and reducing response time

Inventive Principle:
Principle #25Self-service

3Reliability

If simple access control is used, then ease of use is improved, but security against unauthorized access deteriorates

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

Solution Approach 1:

The patent segments the access control function into separate components: an access computer that handles authentication requests and a managing communication device that makes authorization decisions. This segmentation allows for robust security through multi-step verification while maintaining simplicity for end users, as they only need to provide their identifier without understanding the complex authentication process

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9344893B2Method and device for managing a private radio cell
Publication Date: 2016.05.17 GIESECKE & DEVRIENT EPAYMENTS GMBH
  • US9344893B2 patent drawing

AI summary

A method for remotely managing a private radio cell connected to a public radio network, wherein an end device unknown to the radio cell authenticates itself to an access computer of the private radio cell. After successful authentication of the unknown end device, the access computer transfers a first message to a communication device managing the private radio cell with the first message requesting the use of the private radio cell by the unknown end device or of an installation linked with the private radio cell. The managing communication device transfers to the access computer or the unknown end device a second message permitting the use, when the requested use of the private radio cell by the unknown end device or its user is complied with. The requested use of the private radio cell by the unknown end device or its user is refused when it is not complied with by the communication device.