Dynamic Navigation Sync for Multi-Device Road Trips

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Solution Overview

Problem

Current navigation systems lack the ability to synchronize multiple devices traveling together, requiring manual communication for route changes and detours, which is inconvenient, especially when traveling in different vehicles or alone.

Innovation Solution

A system that allows for sharing and dynamic updating of navigation information among mobile devices, enabling real-time coordination and automatic reassignment of route leadership based on position changes, ensuring all participants receive consistent navigation instructions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual communication is used to coordinate route changes among travelers in different vehicles, then route coordination can be achieved, but the convenience and efficiency of navigation updates deteriorates due to multiple phone calls and safety concerns

Engineering Contradiction:
Improveconvenience of route updatesVSAvoidtime for communication
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent combines multiple navigation devices into a single coordinated system where one device acts as the leader and others as followers. This merging eliminates the need for separate phone calls between travelers, as all navigation updates are automatically shared through the networked system, directly improving convenience and reducing communication time.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent introduces a network server as an intermediary that receives routing information from the leader device and distributes it to follower devices. This mediator automates the route update distribution process, eliminating manual phone calls and significantly reducing the time required to communicate route changes to all travelers.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If a single leader device provides routing information to all followers, then navigation consistency is improved, but the system complexity increases due to leader detection and position monitoring requirements

Engineering Contradiction:
Improvenavigation consistencyVSAvoidsystem complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent implements self-service mechanisms where each follower device automatically detects and monitors the position of the leader device without requiring manual intervention. The system autonomously determines which device should be the leader based on position data and automatically updates routing information, maintaining navigation consistency while minimizing the complexity burden on individual users.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent employs feedback mechanisms where follower devices continuously monitor the leader's position and routing information, and the leader device receives feedback about follower positions. This automated feedback loop ensures navigation consistency across all devices while the system manages the complexity of leader-follower coordination through algorithmic processes rather than manual configuration.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If real-time position monitoring is implemented to detect leader changes, then route coordination accuracy is improved, but the energy consumption and processing requirements increase

Engineering Contradiction:
Improveposition detection accuracyVSAvoidenergy consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The patent implements periodic position monitoring rather than continuous real-time tracking. The system checks positions at intervals to detect when a follower has overtaken the leader, providing sufficient accuracy for route coordination while significantly reducing energy consumption and processing requirements compared to continuous monitoring.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent applies partial monitoring by focusing position detection only on critical events such as when a follower may have overtaken the leader, rather than continuously monitoring all position changes. This approach achieves the necessary measurement precision for route coordination accuracy while minimizing energy consumption by activating monitoring only when relevant conditions arise.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS9310213B2Obtaining updated navigation information for road trips
Publication Date: 2016.04.12 APPLE INC
  • US9310213B2 patent drawing
  • US9310213B2 patent drawing
  • US9310213B2 patent drawing

AI summary

Methods, systems, computer-readable media, and apparatuses for obtaining updated navigation information are presented. A first computing device can receive routing information from a second computing device, where the routing information is indicative of a route determined by the second computing device to a destination. Subsequently, navigation instructions can be provided at the first computing device based upon the routing information received from the second computing device. The first computing device then can receive, from the second computing device, a change to the routing information. Thereafter, and responsive to receiving the change to the routing information, the first computing device can provide modified navigation instructions.