Hourly Activity Goal Segmentation for Sedentary Time Reduction

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Solution Overview

Problem

Existing activity tracking devices primarily focus on daily step goals, often leading to prolonged sedentary periods, as users may meet daily targets without addressing hourly inactivity, which is detrimental to health, necessitating a method to monitor and reduce sedentary time effectively.

Innovation Solution

Implementing a system that captures motion data to set and track hourly activity goals, generating alerts and congratulatory messages when these goals are not met, encouraging users to move regularly and break up prolonged sedentary periods through customizable alerts and goal definitions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If activity tracking devices focus on daily step goals, then users can achieve fitness targets, but prolonged sedentary periods occur between daily goals

Engineering Contradiction:
Improvefitness goal achievementVSAvoidsedentary time
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent divides the daily activity goal into multiple hourly intervals, each with its own step target. This segmentation allows users to receive feedback and encouragement throughout the day rather than only at the end of the day, preventing prolonged sedentary periods while still working toward the overall daily fitness goal.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If hourly activity monitoring is implemented, then sedentary time is reduced, but device complexity increases

Engineering Contradiction:
Improvesedentary time reductionVSAvoidmonitoring system complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The activity tracking device uses its existing step-counting functionality to also monitor hourly activity patterns. By reusing the same sensors and processing capabilities for dual purposes (daily goal tracking and hourly sedentary detection), the system reduces sedentary time without significantly increasing hardware complexity.

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

Solution Approach 2:

The device automatically divides the daily goal into hourly intervals and sets appropriate targets without requiring manual user input. The system self-manages the complexity of hourly monitoring by autonomously calculating and adjusting targets based on the overall daily goal, reducing the burden on users while maintaining simplicity.

Inventive Principle:
Principle #25Self-service

3Loss of information

If frequent alerts are generated for hourly goals, then user awareness of inactivity increases, but user annoyance may increase

Engineering Contradiction:
Improveinactivity awarenessVSAvoiduser experience
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The system generates alerts for hourly goals that are partially met or not met, providing just enough information to raise awareness of inactivity patterns. By alerting users to specific hourly shortfalls rather than continuously monitoring every moment, the system maintains user awareness while avoiding excessive notifications that would cause annoyance.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The device provides constructive feedback through alerts that inform users of their hourly activity status and encourage them to reach their targets. This feedback mechanism raises awareness of sedentary periods while maintaining a positive, motivational tone that enhances rather than degrades user experience.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10080530B2Periodic inactivity alerts and achievement messages
Publication Date: 2018.09.25 FITBIT INC
  • US10080530B2 patent drawing
  • US10080530B2 patent drawing
  • US10080530B2 patent drawing

AI summary

Methods, systems, and computer programs are presented for generating alarms and congratulatory messages to reduce sedentary time. One method includes an operation for capturing motion data using an activity tracking device. The method further includes operations for storing the motion data in memory, and for identifying one or more intervals during a day. Each interval includes a start time and an end time, and a near-end time is defined between the start and the end time. For each interval, the number of steps taken during the interval is determined, and the number of steps is compared against a goal defined by a number of steps to be taken during the interval. A first notification is displayed when the number of steps is less than the goal and the near-end time has been reached. A second notification is displayed congratulating the user if the interval goal is reached.