Scientific Taiwan Unless noted, the course materials are licensed under Creative Commons Attribution-NonCommercial-ShareAlike 2.5 Taiwan (CC BY-NC-SA 2.5)Attribution-NonCommercial-ShareAlike

Scientific Taiwan

Unless noted, the course materials are licensed under Creative Commons Attribution-NonCommercial-ShareAlike 2.5 Taiwan (CC BY-NC-SA 2.5)

Professor Horn-Jiunn Sheen Institute of Applied

Mechanics National Taiwan

University Director,

NEMS Center

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Photonic Technology(Electro-optical technology)

LED, LCD, DVD, FVD, BR-DVD

Scientific TaiwanScientific TaiwanPhotonic TechnologyPhotonic Technology 2

wiki S-kei

LEDs emit light from a semiconductor junction. As electrons cross, they lose energy in the form of light.

What are LEDsWhat are LEDs


White Technology 2002 2005 2007 2010 2012 2020

Efficiency 30 60 75 120 150 200

RGB White 10% 20% 25% 40% 50% 67%

Blue + Phosphor(s) White 12% 24% 30% 48% 60% 80%

UV + 3 Phosphor White 15% 30% 38% 60% 70% 100%

The wavelength (or the “color”) of the light depends on how much energy is lost.

What are LEDsWhat are LEDs

Source: Lumileds, http://www.philipslumileds.com/


5 mm Lamp2 lm, 15W

SuperFlux4 lm, 3W

Luxeon 80 lm, 3.9W

Luxeon V120 lm, 4.8W

High Power LED

High Illuminating LED

High Illuminating LEDwiki Aney

Wiki Gophi

flicker Spirou42

flicker oskay

Some currently leading products

LED Develoopment HistoryLED Develoopment History


indicator

illuminator

wiki Aney

wiki Gophi

wiki J Navas

LED Structurally Different

LED Structurally Different


【 past 】 ‧2002-2004 under the growing demand of high brightness LED, the industry

of LED has been growing with tens digits. ‧2005 due to lack of new market, it caused the disorder of supply-

demand, and the unit-price decreased sharply. The growth of LED industry is only with unit digits.

【 past 】 ‧2002-2004 under the growing demand of high brightness LED, the industry

of LED has been growing with tens digits. ‧2005 due to lack of new market, it caused the disorder of supply-

demand, and the unit-price decreased sharply. The growth of LED industry is only with unit digits.

Global/Taiwan Market Scale DevelopmentGlobal/Taiwan Market Scale Development



【 the anticipation of this market after 2007 】‧new applied products in 2007: backlight 、 LED lamp

‧according to the estimation by Strategies Unlimited in 2006, the income of the high

brightness LED in the world, from 2006 to 2012, will go up with 29.1%. It gets 8.3

billion USD.

‧It is about 100 billion USD in the whole illumination market, and it is up to 771

million USD in general illumination market.

【 the anticipation of this market after 2007 】‧new applied products in 2007: backlight 、 LED lamp

‧according to the estimation by Strategies Unlimited in 2006, the income of the high

brightness LED in the world, from 2006 to 2012, will go up with 29.1%. It gets 8.3

billion USD.

‧It is about 100 billion USD in the whole illumination market, and it is up to 771

million USD in general illumination market.

It is estimated that the general illumination will account for

8%

in the whole LED market.

Global/Taiwan Market Scale DevelopmentGlobal/Taiwan Market Scale Development


LED Market ProportionLED Market Proportion



It is about 6.2 billion USD in the whole

LED market.

NB: 0.02%LCD TV: 0.03%

It is about 7.8 billion USD in the whole LED market.

NB: 1.22%LCD TV: 0.83%

LED Market ProportionLED Market Proportion



Fremont Street in Las Vegas

with 12 million LED

Display Panel

Projector

Display

Backlight for LCD TV

flicker RBerteig

wiki Michael Pead

wiki Piotrus

LCD TV

LED ApplicationLED Application


Lighting Equipment

Traffic light

Streetlamp

Honda Insight Concept

Flashlight

LED Illumination in Kuwait during the Hala February celebrationwiki Noblevmy

wiki Cgwalther

wiki Mrmariokartguy

LED ApplicationLED Application


HD DVD405nm

CD780nm

Blue-ray Disc

405nm

DVD650nm

0.1mm

0.1mm

1.2mm 0.6mm 0.6mm

Label SideLabel Side Label Side

Label Side

Optical Storage Technology EvolutionOptical Storage Technology Evolution

NTU Sheen Horn Jiunn


CD DVDHD DVD

ROM/WritableBlu-ray

1 layer 700MB 4.7GB 15/20GB 25GB

2 layers

8.5GB 30GB/30GB 50GB

Optical Storage Technology EvolutionOptical Storage Technology Evolution


High-Definition FVD with red Laser pickup Head can play high resolution image program

High-Definition FVD with red Laser pickup Head can play high resolution image program

FVD is the best partner of HD-TVFVD is the best partner of HD-TV

HD content

FVD- Video disc

FVD-Player

HD-TVFVD-Video disc

FVD (Forward Versatile DiskFVD (Forward Versatile Disk


• Huge revolution in optical storage– PC Products / Consumer electronics / Gaming Consoles

• Huge capacity– 25 GB (single layer) / 50 GB (dual layer)– Future capacity to 200 GB (8 multi-layer)

• Needed for High Definition TV/video, PC data, Storage Archival, and Next Generation Video Gaming– Large Data Storage– Cinematic and High Definition Games– Broadcast and Packaged Movies / Recording HDTV wiki Ssolbergj

What’s Blu-ray Disk (BD)What’s Blu-ray Disk (BD)


•Advanced interactivity and internet connection

•PC storage and entertainment

•Next generation, High-definition Gaming

•High-definition Camcorders

•Prepackaged High-definition movie

•Set-top recorders and players

•Blank Media

Blu-ray’s One Common Format AdvantageBlu-ray’s One Common Format Advantage


Blu-ray DVD vs HD DVDBlu-ray DVD vs HD DVD



Work License Author/Source

wiki S-keihttp://commons.wikimedia.org/wiki/File:PnJunction-LED-E.svg?uselang=zh-tw2011/09/09visited

wiki Aneyhttp://commons.wikimedia.org/wiki/File:Red_led_x5.jpg?uselang=zh-tw2011/09/06 visited

flicker Spirou42http://www.flickr.com/photos/spirou42/5270139004/2011/09/06 visited

flicker oskayhttp://www.flickr.com/photos/oskay/2588829229/2011/09/09visited

wiki Gophihttp://commons.wikimedia.org/wiki/File:2007-07-24_High-power_light_emiting_diodes_(Luxeon,_Lumiled).jpg2011/09/09visited

CopyrightsCopyrights


Work License Author/Sourcewiki J Navashttp://commons.wikimedia.org/wiki/File:LED_Device.svg2011/09/09visited

wiki Piotrushttp://commons.wikimedia.org/wiki/File:Ceiling_projector_01.JPG2011/09/09visited

flicker RBerteighttp://www.flickr.com/photos/rberteig/204719391/2011/09/09visited

wiki Michael Peadhttp://commons.wikimedia.org/wiki/File:Fremont_Street_09.JPG2011/09/09visited

wiki Hatsukari715http://commons.wikimedia.org/wiki/File:Honda_Insight_Concept_03.JPG2011/09/09visited


Work License Author/Sourcewiki Noblevmyhttp://commons.wikimedia.org/wiki/File:LED_KOC.JPG2011/09/09visited

wiki Cgwaltherhttp://commons.wikimedia.org/wiki/File:Led_streetlight.jpg2011/09/09visited

wiki Mrmariokartguyhttp://commons.wikimedia.org/wiki/File:Flashlight_clear.JPG?uselang=zh-tw2011/09/09visited

wiki Petey21http://commons.wikimedia.org/wiki/File:Led_traffic_lights.jpg2011/09/09visited

wiki Ssolbergjhttp://commons.wikimedia.org/wiki/File:Blu-ray_disc2.png2011/09/09visited

Documents

Scientific Taiwan Unless noted, the course materials are licensed under Creative Commons Attribution-NonCommercial-ShareAlike 2.5 Taiwan (CC BY-NC-SA 2.5)Attribution-NonCommercial-ShareAlike