Thin Film Encapsulation 기존 TFT- LCD 기존 OLED

Thin Film Encapsulation 기존 TFT- LCD 기존 OLED 박형 OLED Flexible OLED 상판 Glass TFT Glass Back Light 봉지용 Glass TFT Glass 봉지용 초박막 Flexible TFT Glass 현재 2005 2010 5 mm 0. 2 mm Weight 20 grams Thickness 5 mm Breakage 10% Cost $18. 00 Great Company Great People 19/36

Why OLED? Great Company Great People 20/36

Why OLED? Great Company Great People 21/36

PM OLED 구조 및 동작 Great Company Great People 22/36

OLED Issues Great Company Great People Line Defect 23/36

OLED Issues Great Company Great People Life time/Image Sticking 24/36

OLED Issues Great Company Great People Power consumption 25/36

핵심 개발 Issues Great Company Great People 26/36

Top emission & Bottom emission Bottom Emission OLED Top Emission OLED Metal cap Getter Metal cathode Inert gas Semitransparent cathode Organic Layer Anode Planarization layer Driving TR Glass cap or Film type cap Sealant 투명 getter Passivation Layer Planarization layer Driving TR Glass Substrate Pixel 구동 회로부 • Low Aperture Ratio • Limitation circuit complexity Great Company Great People • High aperture ratio • No Limitation circuit complexity High integral density • High resolution 27/36

Why LG OLED? Technology o • Polarizer Glass ITO Mo/Al/Mo (Bus) Organic EL Separator Cathode Encapsulation ITO+ Mo/Al/Mo BUS structure Adopted - Specific Resistance is 78% lower than Cr. ☞ Al: 3 ρ, Cr: 23 ρ ▶ The Low Power consumption at Higher Brightness Mode ▶ Downsizing the dead space ▶ Environment-Friendly Low Power consumption Dead Space Environment -Friendly Lifeti me Al (LG OLED) ◎ ○ Cr (Other Companies) X △ ◎: Excellent, ○: Good, △: Normal, X: Bad Great Company Great People 28/36 Bus Scheme Mo Al Mo

Why LG OLED? Technology o • In House Developed Organic Material - High Efficiency / Long Life Time / Easy to Set to High Brightness v Efficiency & Life Span of the Organic Material Efficiency Color Life Span Coordinates Colors [ T 0. 5 ] White 12 cd/A 5 cd/A 20 cd/A B 6. 5 cd/A 10 K Hrs. 140 nit 60% Gray 10 K Hrs. 0. 29, 0. 62 120 nit 60% Gray 140 nit 60% Gray 0. 62, 0. 36 G 10 K Hrs. 0. 29, 0. 32 R Remarks 0. 13, 0. 14 Full Color Great Company Great People 0. 29, 0. 31 29/36

Why LG OLED? o Technology • In House Developed High transmissivity Polarizer - Developed Dye-type Polarizer - To Increase the transmissivity upto 55% ▶ Lower Power consumption • In House Developed Drive IC - System IC department which is belongs to LG ELITE ( LG Electronics Institute of Technology ) are developing and manufacturing OLED Drive IC which can make the best performance for LG OLED module. Great Company Great People 30/36

Circular Polarizer v 사용 목적 : Contrast Ratio를 높여 실외에서의 시인성 향상 v 문 제 점 : Panel에서 나오는 광량 감소(50% 이상 흡수) v원 리 Great Company Great People 31/36

Why LG OLED? o Technology LG Masking Technology Development History Imported Masking Technology ‘ 94 ‘ 97 Flatron CPT Development & Production l Took over Zenith l Developed LG Flat Mask Technology CPT - Took over Flat ICM Technology - 17” / 21” / 29” ‘ 01 Applied in OLED Technology l Applied in LG Flat CPT Imported Masking Technology - Applied in OLED Panel Production ’ 04~ Applied in OLED Production l Started OLED Mass Production - 1” / 1. 17” / 1. 3” / 1. 5” / 1. 77” l In-house developed masking technology for Full Color OLED manufacturing Great Company Great People 32/36

Why LG OLED? o Vertical integration Through our strong infrastructure, we can provide Competitiveness and Technology Products LG Innotek LG PHILIPS LCD COG/FOB LTPS LG CHEM LG Micron ETL/HIL Optical Filter Black Matrix COF/TCP Shadow Mask Photo Mask LG PERI LG SIC ※ LG System IC Center Process & Equipment Drive IC EML ILB/TAB LG LUSEM LG Design Lab Great Company Great People Wall Paper GUI 33/36 LG Production Engineering Research Institute LG ELITE ※ LG ELectronics Institute of TEchnology

Specification – Mobile Sub (Color) 96 x 64 [256] 96 x 64 (65 K) 96 x 96 [65 K] 128 x 160 [262 K] Active Area Diagonal (inch) 1. 04 ” 1. 04” 1. 17 ” 1. 3 ” Unit Size (mm) 27. 8(W)× 37. 19(H] 27. 8(W)× 38. 3225(H) 28. 3(W)× 39. 99(H) 27. 1(H)x 37. 0(V) Active Area (mm) 20. 996× 15. 964 20. 996× 20. 996 20. 708(H)x 25. 9(V) Dot Pitch (mm)/ppi 0. 073 x. RGBx 0. 251 0. 073 x. RGBx 0. 219 0. 054 x. RGBx 0. 162 Thickness [mm] 1. 87 1. 82 1. 77 Brightness (nit) 100 100 Num of Color 256 65 K 262 K Power Consumption (m. W) 100 m. W 125 m. W 170 m. W 250 m. W Driving Voltage (V) 16 V 21 V Life Time (Full White 40% On) 10 K hrs 8 K hrs Display Format Great Company Great People 34/36

Specification – Mobile Main (Color) 128 X 160 (262 K) 160 X 128 (262 K) Active Area Diagonal (inch) 1. 5” 1. 77 ” Unit Size (mm) 30. 45(H)x 38. 1(V)x 1. 82(T) 34. 6(H)x 43. 4(V)x 1. 82(T) Active Area (mm) 23. 788(H)x 29. 732(V) 28. 012(H)x 35. 012(V) Dot Pitch (mm)/ppi 0. 062 x. RGBx 0. 186 / 137 ppi 0. 073 x. RGBx 0. 219 / 116 ppi Sub pixel (mm) 0. 034 x. RGBx 0. 166 0. 045 x. RGBx 0. 199 Thickness (mm) 1. 82 Aperture Ratio (%) 48. 9 56 Brightness (nit) 120 Num of Color 262 K Power Consumption (m. W) 350 Driving Voltage (V) 21 V Life Time (Full White 40% On) 7, 000 hrs 0. 29/0. 35 (7, 800 K) 35/36 0. 29/0. 35 (7, 800 K) Display Format White Color Coordinate Great Company Great People

OLED 개발 방향 Great Company Great People 36/36

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