Comparison of Display Splicing Technologies

Currently, four main technologies for large screen splicing displays exist: projector edge blending, LCD liquid crystal splicing, DLP splicing display, and small-pitch LED display.

Explanation of the Advantages and Disadvantages of Each Technology

  1. Projector Edge Blending

Advantages of Technological Applications

Disadvantages of Technological Applications

  1. LCD Liquid Crystal Splicing
Schematic Diagram of LCD Splicing Composition
Schematic Diagram of LCD Splicing Composition

Advantages of Technological Applications

Disadvantages of Technological Applications

  1. DLP Splicing Display
DLP Projection Display Principle Diagram
DLP Projection Display Principle Diagram
The DLP display unit is composed of the various components shown in the diagram below.
The various components depicted in the diagram above constitute the DLP display unit.
Schematic Diagram of DLP Splicing Large Screen System
Schematic Diagram of DLP Splicing Large Screen System

Advantages of Technological Applications

Disadvantages of Technological Applications

  1. Fine Pitch LED Display

Key technical parameters comparison

Technical ParametersProjection Edge BlendingDLP Splicing DisplayLCD Liquid Crystal SplicingFine Pitch LED Display
Display TechnologyProjectionDLPLCDLED
Brightness1000-20000LM800-2000LM700cd/m²800cd/m²
Contrast Ratio2000:13000:14000:110000:1
Color16.77 million16.77 million16.77 million281 trillion
Uniformity95%95%75%97%
Pixel Pitch1.27mm(110 Inch/1920*1080)0.69mm(60 Inch/1920*1080)0.635mm(55 Inch/1920*1080)0.4mm
Seam0(Loss of resolution exceeding 25%)<0.1mm(Visible)0.88mm(Actual4mm)0
Viewing Angle (degrees)Half Gain Viewing Angle: Horizontal 35, Vertical 10~30Half Gain Viewing Angle: Horizontal 35, Vertical 10~30Horizontal/Vertical > 170Horizontal/Vertical > 170
Surface ProtectionSeparation (Screen from Device)IP5XIP5XIP65
Environmental ReliabilityNoneAnti-staticAntistatic; Cleanable; DisinfectableSalt Spray Resistance;Corrosion Resistance; Mold Resistance;Antistatic; Impact Resistance; Wear Resistance; Cleanable; Disinfectable
Lifespan20000 hours60000 hours50000 hours100000 hours
Installation SpaceMore than 2 meters1.5m (Maintenance Space)600mm (Including Bracket)0mm (Front Maintenance);600mm (Back Maintenance)
Viewing EffectHighly Affected by Ambient LightLess Affected by Ambient Light, Narrow Viewing Angle, Visible SeamsHigh Brightness, Wide Viewing Angle, Large SeamsHigh Brightness, Excellent Color, Seamless, Comfortable Viewing, Lowest Temperature
Comprehensive EvaluationLow Resolution, Low Brightness, Poor Uniformity, Highly Affected by Ambient Light, Low LifespanHigh Resolution, High Brightness, Stable Operation, Difficult to Maintain Uniformity, Poor Viewing Angle, Visible SeamsHigh Resolution, High Brightness, Stable Operation, Difficult to Maintain Uniformity, Visible SeamsHigh Brightness, Excellent Color, Seamless, High System Reliability

Recommendations for Selecting Among Four Display Splicing Technologies

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