Voice Account Linking for Guest Access on Shared Smart Speakers

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Solution Overview

Problem

Voice-enabled devices in temporary environments, such as hotels, often lack access to user-specific resources and permissions, limiting their functionality for guests.

Innovation Solution

A system for temporarily associating a personal user account with voice-enabled devices by requesting and verifying contact information, enabling access to user-specific resources and permissions through a remote system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If voice-enabled devices are deployed in temporary environments like hotels, then device availability and accessibility are improved, but access to user-specific resources and permissions deteriorates

Engineering Contradiction:
Improvedevice availabilityVSAvoidaccess control mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A temporary account is introduced as an intermediary between the guest and the voice-enabled device. This account is created specifically for the duration of the guest's stay, mediating access to resources and permissions without requiring permanent account configurations or complex authentication mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system automatically creates a temporary account before the guest needs to use the voice-enabled device. This preliminary action includes pre-configuring the account with appropriate permissions and resources, so that when the guest arrives, access is already established without requiring manual setup or complex authentication.

Inventive Principle:
Principle #10Preliminary action

2Device complexity

If permanent account associations are used with voice-enabled devices, then access to user resources is improved, but adaptability to temporary environments deteriorates

Engineering Contradiction:
Improveaccount associationVSAvoidtemporary environment compatibility
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The account association is made dynamic rather than static. The temporary account is automatically created, activated, and deactivated based on the guest's stay duration. This dynamic behavior allows the system to adapt to temporary environments while maintaining proper access control, eliminating the need for permanent account associations.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If automatic account creation is implemented, then ease of operation is improved, but control over resource availability worsens

Engineering Contradiction:
Improveaccount setupVSAvoidresource permission management
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs self-service by automatically creating the temporary account and assigning appropriate permissions based on the guest's stay. This eliminates manual account setup requirements for the guest while the system intelligently manages resource allocation and access rights without requiring complex configuration.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12562164B2Temporary account association with voice-enabled devices
Publication Date: 2026.02.24 AMAZON TECH INC
  • US12562164B2 patent drawing
  • US12562164B2 patent drawing
  • US12562164B2 patent drawing

AI summary

Systems and methods for temporarily associating user accounts with voice-enabled devices are disclosed. A voice-enabled device, which may be associated with a default account, may be situated in an environment, such as a hotel room. A user may desire to utilize the voice-enabled device to perform one or more actions. In examples, some or all of the actions may require the use of a system resource not available to the default account. In these examples, the user may provide contact information to be used to send a message to personal device of the user to acquire user account information. Upon receipt of such information, the user account may be temporarily associated with the voice-enabled device, and may be dissociated from the voice-enabled device upon the lapse of a period of time and/or occurrence of a dissociation event.