Leadtek’s Deep Customization Capabilities in Display Solutions - Part 8: Professional Backlight Customization

As display applications continue to expand toward higher brightness, thinner structures, and more complex usage environments, the backlight system has become a critical determinant of overall display performance. Beyond illumination, modern backlights directly impact thermal stability, color accuracy, power efficiency, and long-term reliability.

As a professional provider of end-to-end display solutions, Leadtek delivers comprehensive Backlight (BL) and Mini-LED customization services, supporting clients from initial parameter definition through stable mass production—ensuring every beam of light is precisely engineered for its intended application.

Core Backlight Customization Capabilities

Engineered to Match Real-World Application Requirements

1. Accurate Brightness Control for Full-Scene Coverage

•  Brightness range: 300–2000 nits, extendable for higher specifications
•  Suitable for indoor eye-protection displays and outdoor sunlight-readable applications
•  Supports PWM and DC dimming, ensuring flicker-free and user-friendly performance
•  Optimized brightness stability for industrial, commercial, and outdoor devices

2. High-Efficiency Thermal Management Design

To ensure stable operation under high brightness and long-duty cycles, Leadtek offers multiple heat dissipation solutions:

•  Metal backplane structures: Aluminum alloy or copper options available
•  Overall temperature reduction of 15°C or more
•  Military-grade thermal structure design for high-reliability applications
•  Graphene heat dissipation film:
  Thermal conductivity up to 5300 W/m·K
   Ultra-thin thickness of 0.1 mm, minimizing impact on device profile

3. Enhanced Color Performance

•  Supports wide color gamut backlight configurations
•  Optional color gamut coverage of ≥ NTSC 72%
•  Designed to meet the visual requirements of professional and commercial displays

4. Expertise in Special-Shaped Backlight Structures

Leadtek provides full customization for complex backlight geometries, including:

•  Standard rectangular and square designs
•  Circular and elliptical structures
•  Custom curved or irregular shapes
•  Minimum R angle down to 0.5 mm, enabling precise mechanical integration

5. Long-Life and High-Reliability Design

•  Backlight lifespan ranging from 30,000 to 100,000 hours
•  Optimized for continuous operation environments
•  Suitable for industrial control panels, public displays, and outdoor terminals

6. Professional BL-FPC Design Capability

•  Flexible printed circuit (FPC) customization
•  Impedance control within ±5%
•  Bending life exceeding 100,000 cycles
•  Ensures stable electrical performance under complex structural conditions

7. Optical Film Material Matching

•  Compatibility with multiple brands and types of brightness enhancement films
•  Optical film combinations optimized based on brightness, uniformity, and structure
•  Improved overall luminous efficiency and display consistency

8. Flexible LED Brand Selection

To accommodate different performance targets and supply chain strategies, Leadtek supports multiple LED options:

   •  Japan: Nichia
   •  Domestic brands:
Jufei, Suijing, Zhentao, Zhengdongming, Xinchiyuan, Gumay, Kerui, Minghua, Maike

This flexibility ensures optimal balance between brightness performance, color stability, lifespan, and cost.

Mini-LED Backlight Customization

Advanced Solutions for High-End and Professional Displays

Optical Performance

•  Brightness: 1000–2000 nits (consumer), 3000+ nits (professional HDR)
•  Supports local dimming with hundreds to 1000+ zones
•  Color gamut: ≥95%
•  Uniformity: customizable up to ≥85%
•  Color temperature: 3000K–10000K

Structural & Material Design

•  PCB substrates: FR4 (cost-optimized) or aluminum (high thermal efficiency)
•  Direct-type short mixing distance design for slim structure and high optical efficiency

Reliability & Environmental Adaptability

•  Operating temperature:

•  Consumer: 0°C to 50°C
•  Industrial / automotive: -40°C to 85°C
•  Lifespan (L70): 50,000–70,000 hours
•  Optional sealing and anti-vibration design for outdoor and vehicle-mounted applications

Interface & System Compatibility

•  Control interfaces: SPI / I²C / PWM, or customized protocols
•  Compatible LCD panels: a-Si / IGZO / LTPS

Functional Expansion

•  Dynamic backlight control based on image content
•  Enhanced contrast and visual depth with algorithm support

Core Value

✔ End-to-End Customization: From optical parameters and mechanical structures to mass production delivery
✔ Engineering Reliability: Thermal, electrical, and optical designs validated for long-term operation
✔ Application-Oriented Design: Backlight solutions precisely matched to real usage environments

Start Your Backlight Customization Project

Backlight systems are no longer standard components—they are integral to overall display performance and product differentiation. Leadtek’s backlight customization solutions enable clients to focus on product innovation while entrusting complex optical and structural implementation to a reliable partner.

To explore Leadtek’s BL or Mini-LED customization capabilities, please contact our team:

Sales Email: sales@leadtekdisplay.com

Website: www.leadtekdisplay.com

Leadtek — Engineering Light with Precision, Powering Displays Through Customization.