GPS Insole Layout for Low-Power Position Tracking

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Solution Overview

Problem

Existing location tracking devices for vulnerable individuals and items are bulky, expensive, require frequent battery charging, and are easily removable, leading to ineffective tracking solutions.

Innovation Solution

An insole equipped with a GPS antenna, mobile communication antenna, wireless charging coil, and position tracking part, integrated into a shoe sole to provide real-time tracking with reduced power consumption and enhanced portability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a GPS location tracking device is attached to a child or vulnerable individual, then real-time position tracking is enabled, but the device becomes expensive, bulky, and requires frequent battery charging

Engineering Contradiction:
Improveposition tracking functionVSAvoiddevice size and cost
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the GPS tracking device with an insole, merging two separate functions (tracking and footwear) into a single integrated product. This eliminates the need for a separate bulky tracking device and reduces overall device complexity while maintaining tracking reliability

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The insole serves multiple functions: it provides structural support for the foot while simultaneously housing GPS and mobile communication modules for tracking. This multi-functionality reduces the need for separate dedicated tracking devices, lowering cost and complexity

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

2Reliability

If a GPS location tracking device is used with high power consumption, then real-time tracking is maintained, but the device size increases and requires frequent battery charging

Engineering Contradiction:
Improvecontinuous tracking capabilityVSAvoidbattery charging frequency
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system periodically transmits location information rather than continuously, reducing power consumption while maintaining effective tracking capability. The low-power mode allows extended operation between charges

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent implements dynamic power management by changing operational parameters based on conditions - switching between normal and power-saving modes, adjusting transmission frequency, and modifying GPS update rates to optimize energy usage while maintaining tracking reliability

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If a location tracking device is attached to bracelets or necklaces, then tracking function is provided, but elderly people with dementia or children easily remove the device

Engineering Contradiction:
Improvedevice portabilityVSAvoidtracking continuity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

By integrating the tracking device into the insole, the system merges the tracking function with essential footwear that must be worn for practical reasons. This makes removal less likely compared to optional accessories like bracelets

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The tracking system is segmented into the insole rather than being a separate removable component. This segmentation integrates the technology into the footwear structure itself, making it harder to remove accidentally while maintaining portability

Inventive Principle:
Principle #1Segmentation

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The insole offers real-time location tracking for vulnerable individuals and items, ensuring continuous functionality without frequent battery charging and minimizing size and cost, while being less prone to removal.

Implementation Method 1

a GPS antenna for receiving a GPS signal

Methodology Applied
Scientific EffectGPS signal reception:

Implementation Method 2

a mobile communication antenna for transmitting or receiving a mobile communication signal

Methodology Applied
Scientific EffectElectromagnetic signal transmission:

Implementation Method 3

a wireless charging coil for wirelessly receiving power

Methodology Applied
Scientific EffectWireless power transfer: Electromagnetic Induction

Data Source

PatentUS12471673B2Insole having position tracking function
Publication Date: 2025.11.18 KOKASIN CO LTD
  • US12471673B2 patent drawing
  • US12471673B2 patent drawing
  • US12471673B2 patent drawing

AI summary

An insole having a position tracking function according to an embodiment of the present invention includes: an insole body including a ball of the foot support part which supports the front part of the sole and a heel support part which supports the rear part of the sole; a GPS antenna for receiving a GPS signal; a mobile communication antenna for transmitting or receiving a mobile communication signal; a wireless charging coil for wirelessly receiving power; and a position tracking part connected to the GPS antenna and the mobile communication antenna to perform a position tracking function, wherein the GPS antenna is seated on the ball of the foot support part of the insole body and a container is seated on the heel support part of the insole body.