Notification System Coordination for Voice Interface Redundancy

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Solution Overview

Problem

Existing natural language processing systems struggle to coordinate the output of inferred content across different systems, leading to users receiving duplicate or redundant information.

Innovation Solution

A system that checks content output by a supplemental content system and a notification system, preventing the output of inferred content if it was recently or previously output to the user, and vice versa.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple systems (supplemental content system and notification system) independently output inferred content to users, then each system can provide relevant information, but users receive duplicate or redundant information

Engineering Contradiction:
Improveinformation accuracyVSAvoidredundant information
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism where the notification system checks the supplemental content system's output history before generating notifications. The system maintains a record of previously output inferred content and uses this feedback to prevent duplicate notifications, ensuring users receive unique information while maintaining comprehensive coverage across systems.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary coordination mechanism that mediates between the supplemental content system and notification system. This intermediary layer checks content output status and coordinates timing, allowing both systems to operate independently while preventing redundant information delivery through centralized oversight.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If the system checks content output history to prevent duplication, then redundant information is eliminated, but system complexity increases

Engineering Contradiction:
Improveredundant informationVSAvoidsystem complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent segments the coordination function into distinct modular components: a content output tracker that records supplemental content system output, a notification generator that checks the tracker, and a coordination mechanism that manages the interaction. This segmentation allows each component to remain simple while collectively preventing redundancy through their coordinated interaction.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12211497B1Voice user interface notification rendering
Publication Date: 2025.01.28 AMAZON TECH INC
  • US12211497B1 patent drawing
  • US12211497B1 patent drawing
  • US12211497B1 patent drawing

AI summary

Techniques for coordinating output of inferred content using various components and systems are described. A supplemental content system and a notification system may each receive inferred content to be output. When the supplemental content system or the notification system outputs the inferred content, the respective system stores a record of the output of the content in a historical output storage. Thereafter, when the other system is ready to output the inferred content, the other system may prevent the inferred content from being output based on the inferred content having already been output, as represented in the historical output storage.