Introduction to Micro LED Headlight Suppliers
Micro LED technology has emerged as a game-changer in the automotive lighting sector, offering superior brightness, energy efficiency, and pixel precision. As the demand for advanced driver assistance systems (ADAS) and autonomous driving capabilities rises, several suppliers are advancing the development of Micro LED-based lighting solutions for vehicles. Below is an overview of key suppliers involved in the development and implementation of Micro LED headlights.
Automotive Lighting Suppliers
1. Marelli
In July 2023, Marelli announced the launch of its next-generation h-Digi® microLED digital headlamp, designed for a broader range of vehicle models. In February 2024, the company’s new Micro LED module was successfully applied to the headlamps of leading new energy vehicle brands.
Marelli Micro LED Lighting Module:
- Pixel count: 25,600 pixels
- Lens size: 40×50 mm
- Weight: 600g
- Aspect ratio: 1:4
2. FORVIA HELLA
In 2019, HELLA introduced the SSL|HD technology, which offers up to 30,000 pixels, enabling adaptive lighting, glare-free high beams, lane markings, and welcome scenes. The company secured a contract for an electric SUV model and a high-end vehicle with a German automaker, both expected to enter production in 2024.
In 2023, Porsche’s Cayenne was equipped with a Micro LED front headlight system powered by HELLA’s SSL|HD technology. Compared to traditional headlights, the system reduces the required space by 75%. Each headlamp houses two high-resolution LED chips, generating over 32,000 pixels per lamp.
3. Hyundai Mobis
In July 2023, Hyundai Mobis unveiled its next-generation headlamp: the HD Lighting System, designed to project road signs and shapes to the ground to help drivers and pedestrians assess road conditions at night. This technology aims to significantly reduce traffic accidents.
The system uses approximately 25,000 micro-LED light sources, each with a width of just 0.04 mm—250 times smaller than conventional LED headlights. This allows for more precise light control and better object and pedestrian detection.
4. VTYC
At the 2023 ALE event, VTYC showcased its self-designed high-definition pixel module solution, featuring 25,600 Micro LED pixels. The module offers dynamic, precise control, custom programmability, and high-resolution projection to the road surface.
The module supports multiple features, including HD ADB & dynamic AFS, navigation alerts, accident warnings, signal interaction, and welcome functions. This solution improves driver visibility and minimizes risks while optimizing the driving experience.
5. MIND
In August 2024, MIND (Mandel Optoelectronics) presented its self-developed Micro LED module and controller. The Micro LED module likely uses Osram’s 25,600-pixel solution in combination with an Osram driving ASIC chip. It features a 42 mm opening size and achieves illumination performance of 500lm/110lux with a viewing angle of 30° x 7.5°.
Key Features:
- Projection module based on uLED technology
- High-resolution ADB function for precise control and an optimized driving experience
- Road projection symbols for enhanced communication and driver assistance
- Individually controllable pixels for diverse driving conditions
- It is recommended that basic close light and ADB functions be combined to achieve more functions and scenes.
6. Xingyu Automotive Lighting
Currently, Xingyu is focused on developing new automotive lighting technologies, including DLP intelligent headlamps based on DMD technology, and HD intelligent headlamps based on Micro LED technology. The company is integrating 25,600 pixels into its HD intelligent headlamp, along with cameras and vehicle control systems for intelligent illumination and projection.
7. Anrui Optoelectronics
Anrui Optoelectronics has successfully introduced its pixelated matrix headlamp to high-end models. In the first half of 2023, Anrui also completed the design and development of Mini/Micro LED-based pixelated lighting for its Star Ring Lights, which are now being marketed.
Wipac super high beam ADB matrix module and active cooling system are adopted.
Wipac Super second generation low light module; Steering, day running and position with modular light edge thick-walled component reflection system.
8. JHETECH LED Lighting
At the 2024 automotive lighting exhibition, Crystal Electronics showcased its 40,000-pixel high-resolution Micro-LED light source chip and projection module. These modules boast high pixel density, brightness, and compact size, ideal for installation in headlamps. The module demonstrated excellent brightness and clarity in a near 10-meter projection at the exhibition.
Light Source Suppliers
1. AMS OSRAM
In 2023, AMS OSRAM officially launched its first-generation EVIYOS® Multi-Pixel LED designed specifically for Adaptive Driving Beam (ADB) and Projector Headlamps, providing drivers with an entirely new experience for nighttime driving.
The cutting-edge EVIYOS® technology has been first applied in Volkswagen’s Touareg and Tiguan models, which feature headlamp systems meticulously crafted by Marelli. Each system integrates 19,200 precise pixels, while the EVIYOS® light source module itself can integrate up to 25,600 independently controllable pixels.
In November 2024, AMS OSRAM launched the new version of the EVIYOS® Multi-Pixel LED, the EVIYOS® HD 25 gen2, which offers improved brightness performance. The typical brightness of the first-generation EVIYOS® HD 25 gen1 was 85 MNits. In the new generation EVIYOS® HD 25 gen2, the minimum brightness has been raised to 85 MNits; stray light control has been optimized, significantly simplifying the design and manufacturing processes of headlamp optical systems; and the supply chain has become more flexible.
2. NATIONSTAR
Nationstar has developed a Micro LED light source for intelligent headlights with tens of thousands of pixels. By using eutectic bonding technology, micro-level Micro LED blue light chip arrays are integrated into the CMOS control circuit, allowing independent control of each pixel in the Micro LED array. Combined with high-efficiency white light conversion media, this technology can achieve high-quality image display with tens of thousands of pixels.
Nationstar Micro LED Pixelized Headlamp Overview:
- Pixel Count: 40,700 pixels
- Pixel Pitch: 40 μm
- Resolution: 370 x 110
- Color Temperature: 6000K
- Color Coordinates: (0.32, 0.33)
- Luminous Flux: 800 lm at 10A
- Drive Control: Independent adjustment and precise control of each luminous unit.
3. BOE HC SemiTek
The BOE HC SemiTekMicro LED Pixel Car Lamp Light Source Module is an integrated light source prototype that combines Si-based CMOS driving and Micro LED chip technology. Leveraging proprietary epitaxial and chip integration processing technologies, it achieves tens of thousands of pixels with dynamic lighting display, offering low power consumption and high brightness, contributing to the intelligence of high-end car lighting systems.
Product Features:
- Tens of thousands of pixel dynamic control.
- Proprietary epitaxial and chip integration processing technology.
- High brightness and reliability with customized development. On October 23, 2024, BOE HC SemiTek’s Micro LED product was officially illuminated at its Jinwan Factory.
4. ChipFoundation
On June 26, 2024, the ChipFoundation Micro LED pixel headlight light source chip was unveiled at the 2024 car light Show.
Jinghe Optoelectronics’ Micro LED Pixel Car Lamp Products feature light source chips from ChipOn. Following the successful illumination of matrix Micro LED car lamp chips in October 2023, ChipOn achieved another significant breakthrough on January 25, 2024, with a further increase in chip brightness.
5. LatticePower
Another important application for Micro-LED is the tens of thousands of pixel matrix headlamps and in-car HUDs. These applications require ultra-high current density, and LatticePower has developed. A latticePower-LED epitaxial structure capable of achieving over 20% external quantum efficiency at 1000A/cm², laying the foundation for matrix headlamps and HUD applications.
6. NICHIA
Three years ago, Infineon Technologies and Nichia Corporation announced their joint development of a high-resolution (HD) light engine with more than 16,000 micro-LEDs for automotive headlamps. Today, they have launched the industry’s first fully integrated Micro-LED Matrix Solution for high-resolution, adaptive headlamp applications, debuting in a high-end German vehicle in 2023.
This new high-resolution light engine uses Nichia’s micro-LED technology and Infineon’s integrated LED driver IC, which can control 16,384 micro-LEDs using Pulse Width Modulation (PWM).
7. INFINEON
Infineon According to a joint announcement from Nichia and Infineon, the Nichia μPLS chip measures 13mm in length, 20mm in width, and 1.1mm in thickness. Each chip contains 16,400 Micro LED pixel units tightly bonded to the control circuit. This enables the independent control of each unit’s brightness and allows for light beam direction adjustments, with built-in temperature monitoring to prevent overheating or other damage.
8. Samsung Electronics
At the IAA Mobility 2023 in Munich, Samsung Electronics showcased exterior lighting made with Micro LED and Pixel LED technologies. Additionally, Continental AG, based in Germany, announced in October 2023 the development of a new car system module for generating dynamic projection displays around vehicles. This projection module, built on Micro LED technology, offers compact size and powerful projection capabilities, improving safety around vehicles and reducing accidents.
This Micro LED projection module can project a 16,000-pixel resolution image in 360-degree near-field projection, ensuring visibility even in low-light environments like parking lots or dusk, with a theoretical maximum luminous flux of 10,000 lumens.
9. LIGHT CHIP
On October 24, 2023, Light Chip, a China-based company, successfully illuminated the country’s first Silicon-based Micro LED automotive pixel headlamp chip. The chip design and wafer production were completed in September 2023, and ChipOn Semiconductor finished the Micro LED bonding process in October. The chip was successfully debugged and illuminated on October 23.
10. LEKIN Semiconductor
LEKIN Semiconductor announced it would continue developing silicon-based GaN Micro LED chips for automotive pixel headlamp light sources with image projection capabilities. The company was founded in 2021 and successfully acquired LG’s optoelectronics semiconductor division, including nearly 10,000 patents, relevant technologies, and complete processing equipment.
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