Host Device Permission Management for Wireless Control

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Solution Overview

Problem

As set-top boxes and wireless devices become more sophisticated, security issues arise due to increased features enabling wireless devices to control them, necessitating the need to manage permissions to ensure secure and intended operation.

Innovation Solution

Implementing a method where a host device, such as a set-top box, manages different permissions for various wireless devices by establishing distinct wireless connections and granting specific permission levels, while also enabling secure communication through encryption and anonymous pairing to enhance security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple wireless devices are allowed to control the set-top box with increased features, then the functionality and versatility of the system is improved, but security risks and unauthorized access become more significant

Engineering Contradiction:
Improvecontrol functionalityVSAvoidsecurity risks
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent segments control permissions into different levels (first level and second level permissions) that can be selectively assigned to different wireless devices. This allows the set-top box to provide varied functionality to different devices based on their authorization level, enabling versatile control while maintaining security through differentiated access rights.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies local quality by granting different permission levels to different wireless devices based on their specific authorization status. Each device receives tailored permissions (first level or second level) rather than uniform access, allowing the system to optimize functionality for each device while maintaining appropriate security constraints.

Inventive Principle:
Principle #3Local quality

2Ease of operation

If uniform high-level permissions are granted to all wireless devices, then ease of operation is improved, but security control and permission management become difficult

Engineering Contradiction:
Improvedevice controlVSAvoidpermission management
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements dynamic permission management where the set-top box can adaptively assign different permission levels to wireless devices based on their authorization status. The system dynamically adjusts control capabilities rather than using static uniform permissions, allowing ease of operation for authorized devices while maintaining security through automated permission differentiation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The set-top box automatically manages permission assignment by receiving authorization information from the head-end device and autonomously granting appropriate permission levels to wireless devices. This self-service approach simplifies operation for users while the system handles the complexity of permission management internally without requiring manual configuration.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20240394358A1Managing permissions for different wireless devices to control a common host device
Publication Date: 2024.11.28 APPLE INC
  • US20240394358A1 patent drawing
  • US20240394358A1 patent drawing
  • US20240394358A1 patent drawing

AI summary

Disclosed herein is a technique for managing permissions associated with the control of a host device that are provided to a group of wireless devices. The host device is configured to pair with a first wireless device. In response to pairing with the first wireless device, the host device grants a first level of permissions for controlling the host device to the first wireless device. Subsequently, the host device can receive a second request from a second wireless device to pair with the host device. In response to pairing with the second wireless device, the host device can grant a second level of permissions for controlling the host device to second wireless device, where the second level of permissions is distinct from the first level of permissions.