Gateway Content Rating Comparison for Access Control

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Solution Overview

Problem

The widespread availability of the internet has made it difficult to control access to inappropriate content for children and employees, necessitating a mechanism to restrict access based on content ratings.

Innovation Solution

A system and method that utilize a gateway to compare content ratings with user-defined rating allowances, allowing or blocking content delivery based on compatibility, implemented within the communication path between client devices and content servers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If content access is unrestricted, then user freedom and productivity are improved, but inappropriate content access by children and employees increases

Engineering Contradiction:
Improveuser freedomVSAvoidinappropriate content access
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a gateway as an intermediary component positioned between client devices and content servers. This gateway receives content requests from clients, obtains content ratings from content servers, compares ratings against user-defined rating allowances, and makes access control decisions. The gateway acts as a mediator that enables content access while filtering out inappropriate content based on user profiles, thus resolving the contradiction between user freedom and harmful content access.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If content access is restricted through manual filtering, then inappropriate content access is reduced, but system complexity and operational burden increase

Engineering Contradiction:
Improveinappropriate content accessVSAvoidsystem complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent implements self-service by having client devices automatically include their rating allowances in content requests without requiring manual intervention. The gateway automatically compares content ratings against these pre-configured allowances and makes access decisions autonomously. This eliminates the need for manual content filtering operations, reducing operational burden while maintaining effective restrictions on inappropriate content access.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system establishes a feedback loop where content servers provide content ratings back to the gateway, which then uses these ratings to make access control decisions. This feedback mechanism enables the system to automatically adjust access decisions based on the actual content characteristics, reducing the need for complex manual filtering rules while maintaining effective content restriction.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If real-time content rating comparison is implemented, then access control accuracy is improved, but processing time and system resources increase

Engineering Contradiction:
Improveaccess control accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent applies preliminary action by having client devices pre-configure their rating allowances before content access is needed. The gateway stores these rating allowances and compares them against content ratings in real-time during the content delivery process. This pre-preparation of access criteria eliminates the need for complex real-time analysis, improving access control accuracy while minimizing processing time delays.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS7437772B1Method and system for access control based on content-ratings and client-specified rating allowances
Publication Date: 2008.10.14 SPRINT SPECTRUM LLC
  • US7437772B1 patent drawing
  • US7437772B1 patent drawing
  • US7437772B1 patent drawing

AI summary

A method and system provides for restricting access to particular network content. In one embodiment, a gateway can receive, from a client device, a content request that includes a rating-allowance for the requested content. The gateway can also receive, from a content provider, a content-rating for the requested content. The gateway can then compare the content-rating to the rating-allowance and, in response, either allow or block the delivery of that content to the client device.