Health Sync Identity Partitioning for Multidevice Consistency

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Solution Overview

Problem

Conventional multidevice health information systems require constant, bandwidth-intensive, and power-intensive synchronization of health information across devices to maintain a single source of truth, leading to redundant data transmission and resource wastage.

Innovation Solution

Implementing a sync identity mechanism that allows each device to determine which health information to synchronize, optimizing outgoing and incoming sync operations by partitioning data into groups managed by responsible devices, and using different synchronization methods for various types of health information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If constant synchronization of health information is performed across all devices, then health information consistency is maintained, but network bandwidth and power consumption increase significantly

Engineering Contradiction:
Improvehealth information consistencyVSAvoidpower consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system segments health information into different groups (frequently changing vs. infrequently changing) and assigns different synchronization frequencies to each group. Sync objects include a change indicator that allows receiving devices to selectively update only when changes occur, rather than constant synchronization. This segmentation resolves the contradiction by maintaining consistency for critical data while reducing power consumption for less critical data.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements periodic synchronization with variable intervals based on data type and change frequency. Instead of constant synchronization, devices perform sync operations at optimized intervals determined by the characteristics of the health information being synchronized. This periodic approach maintains reliability for time-critical data while significantly reducing power consumption overall.

Inventive Principle:
Principle #19Periodic action

2Loss of information

If health information is synchronized across all devices, then data availability is improved, but redundant data transmission occurs

Engineering Contradiction:
Improvedata availabilityVSAvoidnetwork bandwidth waste
Core Design Contradiction:
Loss of informationVSLoss of energy

Solution Approach 1:

The system extracts and transmits only the essential synchronization information (sync objects with change indicators and device identifiers) rather than complete health data sets. Each device extracts only the specific changes that need to be propagated, eliminating redundant transmission of unchanged data while ensuring data availability across the network.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system changes the parameter being transmitted from complete health data to incremental sync objects that indicate only what has changed. Sync objects include device identifiers and change indicators that allow receiving devices to determine whether updates are needed, reducing network bandwidth consumption while maintaining data availability.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If all devices synchronize health information equally, then synchronization simplicity is maintained, but resource-wasting synchronization occurs

Engineering Contradiction:
Improvesynchronization simplicityVSAvoidresource wastage
Core Design Contradiction:
Ease of operationVSLoss of energy

Solution Approach 1:

The system applies different synchronization qualities to different devices based on their capabilities and roles. Primary devices perform full synchronization operations, while secondary devices with limited functionality perform reduced synchronization. Sync objects include device identifiers that allow the system to tailor the synchronization approach to each device's resources, maintaining operational simplicity while eliminating resource wastage.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12579164B2Syncing objects for multidevice synchronization
Publication Date: 2026.03.17 APPLE INC
  • US12579164B2 patent drawing
  • US12579164B2 patent drawing
  • US12579164B2 patent drawing

AI summary

A first user device associated with a user profile can receive a health database associated with the user profile from a service provider configured to store the health database. The first user device can receive first health information associated with the user profile. The first user device can generate a first health sync object based on the first health information. The first health sync object can include a first sync identity that includes a first hardware identifier indicative of the first user device and a first database identifier indicative of the health database. The first user device can determine to transmit the first health sync object to the service provider based on the first user device having responsibility to transmit health sync objects with the first sync identity to the service provider. The first user device can transmit the first health sync object to the service provider.