Device control profile for a fabric network

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Solution Overview

Problem

Smart home networks face challenges in providing easy access and user-friendly interfaces for controlling various devices, as existing systems often lack robust interfaces or are not easily accessible for remote control.

Innovation Solution

A fabric network that enables devices to communicate using a list of protocols and profiles, allowing for specific actions based on message types, with a device control profile for remote device control and status reporting, facilitating communication across different logical networks and enabling remote passive rendezvous and connection monitoring.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If devices are equipped with robust user interfaces for direct control, then ease of operation improves, but device complexity increases

Engineering Contradiction:
Improvedevice control accessibilityVSAvoiddevice interface complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

A gateway device acts as an intermediary between the user and remote devices. The gateway provides the robust user interface and control logic, while remote devices can remain simple without their own complex interfaces. The gateway translates user commands into appropriate communication protocols for the target devices, enabling centralized control without adding complexity to individual devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The gateway device serves multiple functions: it acts as a control interface for users, a protocol translator between different logical networks, a connection monitor, and a command router. By consolidating these functions in a single device, the system avoids duplicating complex functionality across multiple devices, reducing overall system complexity while maintaining ease of operation.

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

2Adaptability or versatility

If multiple communication protocols are supported across devices, then adaptability improves, but device complexity increases

Engineering Contradiction:
Improveprotocol compatibilityVSAvoidprotocol implementation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The gateway serves as a protocol intermediary that translates between different communication protocols and profiles. Remote devices need only support their native protocol, while the gateway handles protocol conversion to enable communication across logical networks. This concentrates protocol complexity in the gateway rather than requiring every device to support multiple protocols.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system segments protocol handling responsibilities: simple devices handle only their native protocol communication, while the gateway handles protocol translation and cross-network routing. This segmentation allows devices to remain simple while the system as a whole achieves high adaptability through the gateway's multi-protocol capabilities.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9661093B2Device control profile for a fabric network
Publication Date: 2017.05.23 GOOGLE LLC
  • US9661093B2 patent drawing
  • US9661093B2 patent drawing
  • US9661093B2 patent drawing

AI summary

Methods, systems, and instructions for remotely controlling devices using device control profiles are described herein. The device control profile may include resetting configuration data in a remote device, arming and disarming failsafes on remote devices, or enabling and disabling connection monitoring links to maintain an active connection between remote devices.