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ECEOptical Communications & Indoor PositioningIntermediate Level

Visible Light Positioning (VLP) Indoor Navigation with LED Beacon Transmitters

Indoor ceiling LED luminaires transmitting unique high-frequency ID pulses received by handheld smartphone camera sensors for 15cm navigation.

Integrated Technologies:

Android / Web AppOptical ReceiverModulated LED LuminairesTrilateration AlgorithmMicrocontroller

LORA / MQTT TELEMETRY NODE

IOT_TELEMETRYECE • ACTIVE

Reference-Locked

Project Overview

Replaces GPS inside shopping malls and museums. Ceiling LED lights transmit imperceptible high-frequency optical location beacons. A handheld receiver with a photodiode / camera decodes beacon coordinates, providing 15cm indoor positioning with zero radio interference.

Problem Statement

Proposed Solution

Indoor ceiling LED luminaires transmitting unique high-frequency ID pulses received by handheld smartphone camera sensors for 15cm navigation.

Core Project Objectives

1Precision Hardware Data Acquisition

#	Component Name	Purpose	Function in Project
1	Android / Web App	Signal Processing & Control	Acts as the central processing unit running embedded control algorithms.
2	Optical Receiver	Signal Processing & Control	Acts as the central processing unit running embedded control algorithms.
3	Modulated LED Luminaires	Signal Processing & Control	Acts as the central processing unit running embedded control algorithms.
4	Trilateration Algorithm	Signal Processing & Control	Acts as the central processing unit running embedded control algorithms.
5	Microcontroller	Signal Processing & Control	Acts as the central processing unit running embedded control algorithms.

Visible Light Positioning (VLP) Indoor Navigation with LED Beacon Transmitters

Project Overview

Core Project Objectives

Key Features & Capabilities

Hardware Components Specification

How It Works — Step-by-Step Execution

Sensor Transduction & Conditioning

Microcontroller Algorithm Processing

Local Actuation & Relay Control

Cloud Dashboard Telemetry Streaming

Real-World Applications & Industry Deployment

Academic Research & IEEE References

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