Dynamic Location Tracking for Mobile Workers

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Solution Overview

Problem

Mobile workers express concerns about privacy due to persistent location tracking by wireless communication devices, even when not working on company-related tasks, which is not always necessary for business operations.

Innovation Solution

Implementing a system where wireless communication devices track location at different intervals based on whether the worker is assigned to a work task, with higher frequency during work hours and lower or no tracking when not working, allowing workers to indicate when they are off-task or on personal time.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If location tracking is performed continuously at high frequency, then business productivity and monitoring capability are improved, but worker privacy is compromised and energy consumption increases

Engineering Contradiction:
Improvebusiness monitoring capabilityVSAvoidprivacy intrusion
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The tracking frequency is made dynamic rather than static. The system adjusts the tracking interval based on whether the worker is currently assigned to a task. During task assignment periods, high-frequency tracking is activated to ensure real-time monitoring and productivity. During non-task periods, tracking is suspended or reduced to minimal levels, thereby protecting worker privacy while maintaining business monitoring capability when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The tracking parameter (frequency/interval) is changed based on operational conditions. The system modifies the tracking intensity parameter from high frequency during task periods to low or zero frequency during non-task periods. This parameter adjustment resolves the contradiction by aligning monitoring intensity with actual business needs rather than maintaining constant high-level monitoring.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If location tracking is performed continuously, then worker productivity and task assignment efficiency are improved, but energy consumption and airtime usage increase

Engineering Contradiction:
Improvetask assignment efficiencyVSAvoidairtime consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The system implements periodic tracking action rather than continuous action. Location tracking is performed periodically at high frequency only during periods when the worker is assigned to tasks. During non-task periods, tracking is either suspended or performed at much lower frequency. This periodic action pattern maintains task assignment efficiency when needed while significantly reducing unnecessary energy consumption and airtime usage.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The tracking frequency is dynamically adjusted based on whether the worker is currently engaged in a task. The system transitions between high-frequency tracking modes during task periods and low-frequency or idle modes during non-task periods. This dynamic adjustment optimizes the balance between maintaining efficient task assignment capability and reducing energy/airtime consumption.

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If high-frequency location tracking is implemented during work hours, then productivity monitoring is improved, but worker privacy and personal freedom are reduced

Engineering Contradiction:
Improvelocation accuracy for productivity verificationVSAvoidpersonal privacy intrusion
Core Design Contradiction:
Measurement precisionVSObject-affected harmful factors

Solution Approach 1:

The monitoring intensity is made dynamic and condition-dependent. High-precision location tracking is activated dynamically only during periods when the worker is assigned to tasks, ensuring accurate productivity verification when needed. During non-task periods, the system transitions to minimal or no tracking, thereby protecting worker privacy and personal freedom while maintaining measurement precision when business operations require it.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The tracking intensity is applied locally to specific time periods and conditions rather than uniformly throughout all time. High-frequency tracking with high measurement precision is applied locally to task-period intervals. During non-task periods, the tracking intensity is reduced or eliminated. This local quality approach ensures that privacy intrusion is minimized while maintaining the necessary measurement precision for productivity verification during work periods.

Inventive Principle:
Principle #3Local quality

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

This approach enhances worker privacy while still providing location tracking when necessary, optimizing resource utilization and reducing unnecessary airtime usage for companies, thus meeting both worker privacy and business needs.

Implementation Method 1

GPS receivers rely on a signal received from various GPS satellites to determine a location of the GPS receiver to a fairly high degree of accuracy

Methodology Applied
Scientific EffectGlobal positioning system (GPS):

Data Source

PatentUS8892116B2Method and apparatus for enhanced privacy while tracking mobile workers
Publication Date: 2014.11.18 OMNITRACS LLC
  • US8892116B2 patent drawing
  • US8892116B2 patent drawing
  • US8892116B2 patent drawing

AI summary

A wireless communication device transmits location information associated with a mobile worker at a first interval when the worker is assigned to a work task. When the worker is not working on the work task, the wireless communication device does not transmit location information, or transmits the location information less persistently. In this manner, business value of tracking mobile worker location is achieved while also allowing for enhanced privacy for the mobile worker when not working on a work task.