Motion-Activated Display for Activity Trackers

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Solution Overview

Problem

Fitness activity trackers provide data-intensive features but interface with users in a sterile and robotic manner, failing to engage users effectively in their health and fitness journey.

Innovation Solution

A motion-activated display system on activity monitoring devices that detects non-user interactive states and displays personalized messages based on time, location, activity history, and user interactions, such as movement or button presses, to encourage user engagement and activity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If fitness activity trackers provide data-intensive features, then measurement precision and functionality are improved, but ease of operation and user engagement deteriorate due to sterile and robotic interface

Engineering Contradiction:
Improveactivity tracking precisionVSAvoiduser interface engagement
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The display transitions from a static, always-on state to a dynamic state that responds to user motion. The device detects motion events and activates the display only when needed, creating a dynamic interaction pattern that feels more natural and engaging while maintaining precise activity tracking capabilities

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The device monitors its own motion state and automatically determines when to activate the display based on detected motion events. This self-service approach eliminates the need for users to manually wake or interact with the device, making the interface feel more responsive and engaging while preserving accurate activity data collection

Inventive Principle:
Principle #25Self-service

2Loss of information

If the display is always on to show activity data, then information availability is improved, but energy consumption increases

Engineering Contradiction:
Improveactivity data visibilityVSAvoiddisplay energy consumption
Core Design Contradiction:
Loss of informationVSUse of energy by moving object

Solution Approach 1:

Instead of continuous display operation, the system uses periodic motion detection to trigger display activation. The display remains off during inactive periods and activates periodically when motion events occur, significantly reducing energy consumption while ensuring data is visible when the user needs it

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The device autonomously monitors its own motion state and activates the display only when motion events indicate user presence or interaction intent. This self-managed approach ensures information is available when needed without requiring continuous power consumption

Inventive Principle:
Principle #25Self-service

3Ease of operation

If motion-activated messages are displayed, then user engagement is improved, but device complexity increases due to additional sensors and processing

Engineering Contradiction:
Improveuser interactionVSAvoidsensor and processing requirements
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The accelerometer serves multiple functions: it tracks activity data for health monitoring and simultaneously detects motion events for triggering display activation and personalized messages. This multi-functionality approach increases user engagement without adding dedicated motion detection hardware

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

Solution Approach 2:

The device uses its existing activity monitoring capabilities to generate personalized messages and trigger display activation. The same sensors and processing units that track fitness data also manage the enhanced user interface, avoiding the need for separate dedicated systems

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10838675B2Motion-activated display of messages on an activity monitoring device
Publication Date: 2020.11.17 FITBIT INC
  • US10838675B2 patent drawing
  • US10838675B2 patent drawing
  • US10838675B2 patent drawing

AI summary

Methods, systems and devices are provided for motion-activated display of messages on an activity monitoring device. In one embodiment, method for presenting a message on an activity monitoring device is provided, including the following method operations: storing a plurality of messages to the device; detecting a stationary state of the device; detecting a movement of the device from the stationary state; in response to detecting the movement from the stationary state, selecting one of a plurality of messages, and displaying the selected message on the device.