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Indoor location technology based on LED visible light and QR code.

Qian Wu, Yanxiao He

|June 18, 2021

Summary

This summary is machine-generated.

This study introduces an improved indoor positioning method using light-emitting diode (LED) visible light and quick response (QR) codes. The novel approach significantly enhances indoor positioning accuracy, achieving a minimal average error of 4.0326 cm.

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Area of Science:

Computer Science
Electrical Engineering
Robotics

Background:

Current visible light indoor positioning systems suffer from complex algorithms and low accuracy.
Existing methods often require specialized hardware or complex calibration.

Purpose of the Study:

To develop a more accurate and less complex indoor positioning method.
To integrate light-emitting diode (LED) visible light communication with quick response (QR) codes for enhanced positioning.

Main Methods:

Initial positioning is achieved using QR codes containing LED position data, decoded by the receiver.
An improved algorithm precisely locates the receiver's position based on decoded information.
The system combines visible light communication with QR code technology.

Main Results:

The proposed method achieved a minimal average positioning error of 4.0326 cm.
Demonstrated significant improvement in indoor positioning accuracy compared to existing methods.
Successfully integrated LED visible light and QR codes for effective indoor localization.

Conclusions:

The combined LED visible light and QR code approach offers a highly accurate and efficient indoor positioning solution.
This method addresses the complexity and accuracy limitations of current indoor positioning technologies.
The experimental results validate the effectiveness of the proposed positioning technique.