Smart Device Pairing via Shadow Accounts and Voice Consent

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Solution Overview

Problem

The setup of smart-home devices often requires multiple points of user interaction, including account creation and registration, which can be cumbersome and frustrating for users seeking a hassle-free experience.

Innovation Solution

The implementation of an accountless device control system that uses user consent to streamline the setup process by generating pre-registration data and temporary accounts, allowing smart devices to connect to networks and associate with voice-enabled devices without the need for extensive user input, using unique user identifier data and skill enablement requests.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional account-based device setup is used, then device functionality and security are ensured, but user interaction complexity and setup time increase

Engineering Contradiction:
Improvesetup process simplicityVSAvoidsetup time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system performs preliminary actions by automatically generating temporary account data and pre-registering devices before the user actually uses them. The voice-enabled device proactively discovers smart devices, generates temporary credentials, and establishes connections without waiting for user account creation, thereby eliminating setup time while maintaining security through temporary authenticated sessions.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system enables self-service by allowing voice-enabled devices to autonomously discover, register, and connect to smart devices without human intervention. The temporary account system automatically manages device discovery, credential generation, and connection establishment, freeing users from complex setup procedures while maintaining secure device pairing.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If account creation and registration steps are required, then device security and user identification are maintained, but the number of interaction points increases

Engineering Contradiction:
Improvenumber of interaction pointsVSAvoiddevice association reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The temporary account data acts as an intermediary between the voice-enabled device and smart device. Instead of requiring permanent user accounts, the system creates ephemeral authenticated identities that mediate the connection, allowing reliable device association through temporary credentials that are automatically generated and managed by the system.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system changes the parameter of account persistence from permanent to temporary. By using short-lived temporary account data with automatic expiration, the system maintains reliable device associations during the needed timeframe while eliminating the need for permanent account creation, thereby reducing interaction points without sacrificing association reliability.

Inventive Principle:
Principle #35Parameter changes

3Device complexity

If manual device registration is required, then secure device-n network communication is established, but setup complexity increases

Engineering Contradiction:
Improvesetup process complexityVSAvoidsecure communication establishment
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The system implements self-service by enabling automatic device discovery and secure connection establishment without manual user configuration. The voice-enabled device autonomously discovers smart devices on the network, generates temporary account data, and establishes secure communications automatically, thereby reducing setup complexity while maintaining reliable secure communication through automated authentication protocols.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11528274B1Accountless device control
Publication Date: 2022.12.13 AMAZON TECH INC
  • US11528274B1 patent drawing
  • US11528274B1 patent drawing
  • US11528274B1 patent drawing

AI summary

Systems and methods for accountless device control are disclosed. For example, a smart device may be acquired and plugged in for use. The smart device may gain network connectivity and a system associated with the smart device may request enablement of an application for use with the smart device from another system, such as a system associated with a voice-enabled device. The other system may generate and send user identifier data, and the system associated with the smart device may generate a shadow account in association with the user identifier data. The application may be enabled in association with the shadow account, and access credentials may be exchanged to securely send and receive information associated with operation of the access device.