1 pixel structure 
 A: Schematic 


 Structure Description: Each pixel is a 2 red 1 green 1 blue light-emitting diodes were four 
 Lamp package is: DIP (DIP) 
 B: expert analysis 
 Professional analysis of the content analysis project 
 Color analysis of the effect of color to achieve the best white balance, color brightness of the LED light, there are strict requirements, including the color red, green and blue brightness ratio of R: G: B = 3:6:1 
 C: die parameter 
 LED wavelength (Typ) Brightness perspective 
 620-630nm 300-400 mcd 


 515-525nm 1800-2000 mcd 
 465-475nm 95-105 mcd 

 (2) technical parameters 
 Name of technical parameters 
 Pixel Pixel pitch: 16mm 
 Pixel Pipe Origin: Red: Opto green \ blue: Queensland 
 Primary colors: red + green + pure blue pure 
 Light-emitting point color combinations: 2R1G1B 
 Physical density: 3906 points / m2 
 Module Module resolution: length × width of 8 points 16 points 
 Unit board size: length 256mm × width 256mm 
 Cell plate number of pixels: 128 points / module 
 Screen display the entire screen display area: (L) 10.24m × (high) 5.888 m = 60.29 m2 
 Cell plate number: (L) 40 × (H) 23 = 920 (blocks) 
 Box Size: 1.024m × 0.768m = 0.786432 square 

 Case number: 1.024 * 1.024 = 60 
 Viewing angles: 120 ° Vertical: 90 ° 
 Storage temperature: -40 ℃ ~ +85 ℃ 
 Operating temperature: -10 ℃ ~ +60 ℃ 
 Relative Humidity: 10% to 95% 
 Power supply voltage: 220V ± 15% 
 Average power consumption: 280 ~ 330W/m2 
 Maximum Power: 800 W/m2 
 Control 
 System Control Host: PC P4 above 
 Operating System: WIN 98 / 2000 / XP 
 Control mode: Synchronization control 
 Graphics: DVI graphics card 

 Drive 
 Mode 


 Main 
 Technology 
 Parameter 1) drive devices: constant current 
 2) Drive mode: static Scanning 
 3) Refresh Rate: ≥ 120Hz 
 4) Frame rate: ≥ 50Hz 
 5) Gray / Color: 4096 / Display Colors 16.7M 
 6) Brightness: ≥ 6500cd/m2 
 7) Brightness adjustment: can be adjusted manually, software, eight adjustable 
 8) video signal: RF, S-Video, RGB, RGBHV, etc. 
 9) control system: DVI card + cards + master cable or optical fiber transmission 
 10) MTBF: 5000 hours 
 11) Life: 100,000 hours 
 12) Flatness: between any adjacent pixels ≤ 0.1mm; 
 Unit splice plate gap <0.2mm; 
 13) Uniformity: pixel light intensity, brightness uniformity of cell plate 
 14) blind spot rate: <0.0001 
 15) Switching Power Supply Load: 5V/40A 
 16) Computer display mode: 1024 × 768 
 17) the effective communication distance: cable 100m (without relay), multi-mode fiber 500m, 20km single-mode fiber 
 LED Studio software (MDK)