Bluetooth Tracking Detection Through Moving-State History

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Solution Overview

Problem

Existing methods for detecting Bluetooth peripherals in items carried by a user suffer from low accuracy, leading to potential unauthorized tracking of individuals.

Innovation Solution

A device tracking detection method that utilizes a first electronic device to receive and filter Bluetooth signals, store scanning records, and output alerts when a specific threshold of scanning records is met, indicating potential tracking by a Bluetooth peripheral.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the electronic device continuously scans for Bluetooth signals to detect tracking, then the detection coverage is improved, but the false positive rate increases due to low accuracy in distinguishing tracked items from regular items

Engineering Contradiction:
Improvetracking detection accuracyVSAvoidfalse positive alerts
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system performs preliminary actions by storing scanning records before making tracking determinations. It maintains a history of Bluetooth signal detections and compares current detections against historical data to determine whether a tracking event has occurred, thereby reducing false positives through contextual analysis

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms by continuously monitoring and comparing current scanning results with historical scanning records. This feedback loop allows the system to learn from previous detections and adjust its tracking determination, improving accuracy over time and reducing false alerts

Inventive Principle:
Principle #23Feedback

2Reliability

If the electronic device stores and analyzes scanning records to improve detection accuracy, then the reliability of tracking detection is improved, but the device complexity increases

Engineering Contradiction:
Improvetracking detection accuracyVSAvoiddata processing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system segments the scanning process into distinct phases: storing scanning records, detecting moving state changes, and determining tracking events. This segmentation allows complex data processing to be divided into manageable steps, improving reliability while controlling complexity through structured processing

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If the electronic device monitors moving state changes to distinguish tracking from normal movement, then the detection precision is improved, but the response time increases due to additional processing requirements

Engineering Contradiction:
Improvemoving state detection precisionVSAvoiddetection response time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system employs periodic action by monitoring moving state changes at specific intervals rather than continuously. It triggers detailed analysis only when moving state changes are detected, balancing precision in distinguishing tracking from normal movement with acceptable response times through event-driven processing

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS12401968B2Device tracking detection method and electronic device
Publication Date: 2025.08.26 HONOR DEVICE CO LTD
  • US12401968B2 patent drawing
  • US12401968B2 patent drawing
  • US12401968B2 patent drawing

AI summary

This application provides a device tracking detection method and an electronic device, and is related to the field of terminal technologies. The device tracking detection method is applied to a first electronic device. The method includes: determining that the first electronic device is tracked by a Bluetooth peripheral when a moving state successively changes for a plurality of times and there are scanning records of a first type within a preset duration. It can be understood that the first electronic device is accompanied by the Bluetooth peripheral in a plurality of successive different moving states, that is, the Bluetooth peripheral changes with change of the moving state of a user.