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LG 2260 6 ( 27%)

Sony was the pioneerWith RGB LED

RGB LED or White LED?

Samsung realizedWhite LED

LED LCD TV Era ComesLED LCD TV by All Major Brands

2004 2005 ~ 2006 2007 2008

Samsung realized Edge Type Suddenly

2009 Edge

Phase I Phase II Phase III

RGB LED DirectWhite LED / Direct

White LED / Edge

(Source: Displaybank, 2009)

LED (Bil. Unit)

(Source: Displaybank, 2009)

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12

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DOE R&D

29

LG

SOC

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30

CurrentPatent Dispute

OEMAgreement

Honeywell

JV

Lexedis

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OptoTech

CurrentPatent Dispute

Seoul Semi Toshiba

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Ya Hsin

Vishay

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IP Free Industry Alliance

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….

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31

MOCVD Mg

J. Cryst. Growth, 311, 867 (2009)

Side wall SiO2

Appl. Phys. Lett., 92, 092115 (2008)

Strain InGaNLED

Appl. Phys. Lett., 93, 261117 (2008)

GaN on Si using TiNtemplate

Appl. Phys. Lett., 88, 191110 (2006)

Surface plasmonoptical radiation

Appl. Phys. Lett., 89, 121120 (2006)

2 LEDwhite LED

IEEE Photon. Technol.Lett., 18, 13 (2006)

m-plane GaN LED

Appl. Phys. Lett.,91, 171110 (2007)

Appl. Phys. Lett., 90, 41906 (2007)

HfO2

Appl. Phys. Lett., 92, 72901 (2008)

Appl. Phys. Lett., 91, 051117 (2007)

Top side

R&D

32

CdSe-ZnSeInP

IEEE Photon. Technol. Lett., 18, 712 (2006)

J. Cryst. Growth, 287, 668 (2006)

AlNLEDACOperated LED

J. Cryst. Growth,298, 328 (2007)

Appl. Phys. Lett.,93, 021126 (2008)

IEEE Photon. Technol.Lett., 21, 33 (2009)

Appl. Phys. Lett., 89, 241907 (2006)

J. Cryst. Growth,298, 722 (2007)

J. Cryst. Growth,300, 172 (2007)

R&D

33

LED

,

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46

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48

Package/Array ProductsType of LCD

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Issue

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54

Runner ?

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LED

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: Key Tech, Key !!

[email protected]@kopti.re.kr

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