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SmartWave Intelligent Cabin Comfort System with thermal sensors and servo-controlled vents
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Embedded Systems

SmartWave – Intelligent Cabin Comfort System

Precision-controlled airflow using thermal sensors and servo-driven vents for personalized cabin comfort.

Key Technology Features

SmartWave combines advanced thermal sensing with precision servo control to deliver personalized cabin comfort without complex AI algorithms.

Thermal Heat Detection

Uses MLX90640 32×24 sensor array to identify warmest regions in the cabin with ±0.5°C accuracy for precise thermal mapping.

Servo-Controlled Vents

MG90S precision motors map thermal angles to real airflow direction with ±2° accuracy for optimal air distribution.

Dual-Camera Display

Thermal + RGB camera view using OV2640 sensor providing real-time visual feedback of thermal patterns and airflow direction.

Manual Touch Interface

Built with SquareLine Studio + LVGL sliders for real-time override with 45ms touch latency and intuitive controls.

System Architecture

Advanced thermal mapping and servo control system designed for precision and reliability

SmartWave system architecture showing thermal overlay and servo positioning

Core System Components

  • 768-Point Heat Map

    MLX90640 generates detailed thermal map at 8Hz refresh rate for real-time temperature monitoring

  • Angular Mapping System

    Horizontal and vertical mapping to ±27.5°/17.5° servo range for precise airflow direction control

  • Camera Integration

    OV2640 via SPI > UART > ESP32-S3 pipeline for dual thermal/RGB display at 30 FPS

  • Hottest Zone Tracking

    Algorithm-based detection of warmest regions without AI, using simple threshold and averaging methods

Hardware Implementation

Purpose-built components optimized for automotive cabin environments

MLX90640 Thermal Sensor

I2C Interface, 8Hz Refresh
±0.5°C accuracy
32×24 pixel array
-40°C to 300°C range
Low power consumption
  • Wide temperature range
  • High thermal resolution
  • Automotive grade reliability

MG90S Servo Motors

±2° Positioning Accuracy
180° rotation range
1.8kg·cm torque
0.1s/60° speed
PWM control signal
  • Precise positioning control
  • Reliable operation over 1000+ cycles
  • Low noise operation

ESP32-S3 Controller

Dual-core 240MHz
Controls UI, motors, UART
Wi-Fi & Bluetooth
45 GPIO pins
8MB PSRAM
  • Real-time processing capability
  • Multiple peripheral interfaces
  • Wireless connectivity ready

UI & Controls

Intuitive touch interface with real-time feedback and manual override capabilities

Touch Interface Features

  • Touch-Based Sliders

    Manual override controls for horizontal and vertical vent positioning with real-time visual feedback

  • Real-Time Response

    200ms system response time from touch input to servo movement for immediate user feedback

  • 30 FPS Rendering

    Smooth dual feed display showing both thermal overlay and RGB camera view simultaneously

  • Auto/Manual Modes

    Seamless switching between automatic thermal tracking and manual user control

SmartWave touch interface showing thermal overlay and manual control sliders
Touch Interface with Thermal Overlay and Manual Controls

Real-World Applications

SmartWave technology adapts to various automotive and transportation environments

Personal Vehicle Comfort

SmartWave system installed in personal vehicle dashboard

Retrofit solution for personal vehicles providing automated climate control based on occupant thermal patterns and preferences.

  • Easy installation in existing vehicles
  • Personalized comfort profiles
  • Energy-efficient operation
  • Manual override capability

Fleet Cabin Optimization

SmartWave deployment across commercial fleet vehicles

Commercial fleet deployment for optimizing driver comfort and reducing HVAC energy consumption across multiple vehicles.

  • Centralized fleet management
  • Driver comfort analytics
  • Fuel efficiency improvements
  • Remote monitoring capabilities

Retrofit Smart Louvers

SmartWave retrofit smart louver system for existing HVAC

Aftermarket smart louver system that can be integrated into existing HVAC systems for enhanced airflow control.

  • Compatible with existing HVAC
  • Plug-and-play installation
  • Wireless connectivity options
  • Cost-effective upgrade solution

Future Roadmap

Planned enhancements to expand SmartWave capabilities and market reach

CAN-Bus HVAC Integration

Direct integration with vehicle CAN-bus systems for seamless communication with existing HVAC controls and climate management systems.

OTA Updates for Fleets

Over-the-air update capability for fleet deployments, enabling remote configuration changes and performance optimizations.

Adaptive Thermal Tuning

Enhanced thermal response algorithms (planned, no AI used yet) for improved comfort prediction based on historical usage patterns.

Multi-Zone Climate Control

Expansion to support multiple thermal zones within larger vehicles, providing individualized comfort control for different seating areas.

Voice Control Integration

Voice command interface for hands-free operation, integrating with popular voice assistants and automotive infotainment systems.

Partner With Us to Bring SmartWave to Market

OEMs, Tier 1 suppliers, and fleet operators — explore co-development opportunities or pilot deployments to revolutionize cabin comfort systems.

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