Flexible LED Display Technical Solution

1. LED Chip Specifications

Core Component:

• LED Type: Ultra-thin SMD (Surface-Mounted Device) LEDs

• Pixel Pitch: Customizable (P1.5 to P10) for varying resolutions

• Brightness: 800–1,500 nits (adjustable for indoor/outdoor use)

• Color Gamut: 100% NTSC coverage, 16-bit grayscale

• Viewing Angle: 160° horizontal/vertical

• Contrast Ratio: 5,000:1

• Energy Efficiency: ≤3W per 100x100mm module

• Lifetime: 100,000+ hours (L70 brightness retention).

• Key Advantages:

• Flexibility: LEDs embedded in bendable silicone encapsulation for seamless curvature (radius ≥50mm).

• Durability: IP65-rated protection against dust, moisture, and UV radiation.

• Uniformity: Advanced calibration for color consistency across modules.

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2. PCB Design

Flexible Circuit Board:

• Material: Polyimide (PI) substrate with high thermal conductivity (1.2W/m·K).

• Thickness: 0.3mm ±0.05mm for optimal flexibility.

• Layer Structure:

• 4-layer design: Power, ground, signal, and redundant backup layers.

• Micro-via technology for compact interconnects.

•  Features:

• Dynamic bending capability: 180° foldable, 100,000+ bend cycles.

• Embedded heat dissipation: Copper-filled vias for thermal management.

• ESD protection: ±15kV anti-static design.

• Integrated driver ICs: Supports PWM dimming and HDR content.

• 3. Structural Design

• Multi-Layer Composite Architecture:

• Protective Surface Layer:

• 0.1mm transparent PET film with anti-glare coating.

• Scratch-resistant (3H hardness) and self-healing properties.

• Circuit Layer:

• LED chips bonded to FPCB (Flexible Printed Circuit Board) via conductive adhesive.

• Support Layer:

• Reinforced mesh fabric backing (polyester + spandex) for tensile strength.

• Allows stretching up to 10% without pixel distortion.

• Adhesive Layer:

• Pressure-sensitive silicone adhesive for mounting on curved surfaces.

• Removable design with zero residue.

Mechanical Properties:

• Curvature Radius: Minimum 50mm (concave/convex).

• Weight: <2kg/m² for lightweight installations.

• Thickness: ≤3mm (including all layers).

• Environmental Resistance: Operates at -30°C to +60°C.

4. System Integration

• Modular Design: Magnetic connectors for tool-free assembly.

• Seamless Tiling: <0.5mm gap between modules for continuous visuals.

• Power & Data: Daisy-chainable 24V DC input; supports HDMI, USB, and wireless control.

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5. Key Advantages

• Ultra-Flexible: Conforms to cylindrical, wavy, or irregular surfaces.

• High Refresh Rate: 3,840Hz for smooth video playback.

• Low Power Consumption: 30% energy savings vs. rigid LED displays.

• Quick Deployment: Roll-to-roll packaging for rapid installation.