unidisplay inc. a projective-capacitive touch sensor maker for electronica 2008 unimicron website: ...
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UniDisplay Inc.
A projective-capacitivetouch sensor maker
for electronica 2008
Unimicron
Website: http://www.unidisplay.com/Contacts: Jeng-Maw Chiou, [email protected]
Frank Tsou, [email protected]
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Agenda
Touch Sensors and the Market TrendManufacturing of Projective-Capacitive
Touch ModulesIntroduction of UniDisplay --- A
projective-capacitive touch sensor maker
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Merits of multi-touch applications
Intuition inducingSmooth interactionDynamic interactionFriendly interaction…etc.
Much more new applications to be created in the near future.
The new applications will inevitably spread into most human interface intensively used applications.
Multi-touch
iPhone
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Projective-Capacitive
Surface-Capacitive
ResistiveSurface
acoustic waveInfrared
Multi-touch ● ● ● ▽ ▽ ▽ ● ● ●
Durability ● ● ● ● ● ● ● ● ● ●
Weather resistance
● ● ● ● ● ● ● ●
Transmittance ● ● ● ● ● ● ● ● ● ● ●
Size scalability ● ● ● ● ● ● ● ● ● ● ● ● ●
Low Cost ● ● ● ● ● ● ● ●
Comparisons of touch panel technologies
Although IR method can also offer the multi-touch capability, projective-capacitive touch panel technology is the most suitable for portable devices.
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Finger Touch Point
Source: WINTEK
Projective-Capacitive Touch
Applicable for multi-touch. Patterned ITO is needed for compact design.
Metal
ITO
Glass (or Insulator)
ITO
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Estimated Capacitive T/P Market Shipment
Source: Touch Screen Report 2008, DisplaySearch
2007 2008 2009 2010 2011 2012 2013 2014 2015
Revenues(US$ Millions) $143 $280 $301 $313 $349 $375 $412 $447 $496
Revenues YoY Growth(%Basis) 96% 8% 4% 11% 7% 10% 9% 11%
-50%
-30%
-10%
10%
30%
50%
70%
90%
110%
$0
$100
$200
$300
$400
$500
$600
Reve
nues
(US$
Mill
ions
)
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The market share by touch methods
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The estimated growth rates of surface- and projective-capacitive touch is about 4 and 280%, respectively, from 2007 to 2008.
It implies that projective-capacitive touch will contribute the major part of the growth.
Source: Touch Screen Report 2008, DisplaySearch
2007 2008
Shipments(1,000 Units) 11,684 44,074
Revenues(US$ Millions) $49 $172
$0$20$40$60$80$100$120$140$160$180$200
05,000
10,00015,00020,00025,00030,00035,00040,00045,00050,000
Ship
men
ts(1
,000
Uni
ts) &
Rev
enue
s(U
S$ M
illio
ns)
Projected Capacitive
2007 2008
Shipments(1,000 Units) 4,348 4,527
Revenues(US$ Millions) $93 $108
$85
$90
$95
$100
$105
$110
4,250
4,300
4,350
4,400
4,450
4,500
4,550
Ship
men
ts(1
,000
Uni
ts) &
Rev
enue
s(U
S$ M
illio
ns)
Surface Capacitive
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Touch screen application map
Source: Touch Screen Report 2008, DisplaySearch
Low
Mark
et
Share
Hig
h
Small Screen size Large
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Agenda
Touch Sensors and the Market TrendManufacturing of Projective-Capacitive
Touch ModulesIntroduction of UniDisplay --- A
projective-capacitive touch sensor maker
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LCD Panel
OCA (Film or Liquid)
Sensing Glass
OCA (Film or Liquid)
Cover (Glass or PMMA or PC)
Optics treatment
Touch Module Structure
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Several Several Photolithography Photolithography
cyclescycles
Several Several Photolithography Photolithography
cyclescycles
3 Masks3 Masks
PhotoPhoto EtchEtchGlass Sheets
Sensing Glass Process Flow
ITO/Metal coating Photo-Etching Finished Sensing Glass
ITO
Metal
Glass or InsulatorITO
Coating Processes
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Cover Glass
LCM
Sensing Glass
Glass Cutting
FPC Bonding
Cover Laminating
Touch Module Process Flow
LCM Laminating
Finished Touch Module
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Merits of full lamination
3 mirror reflection
planes existing
1 mirror reflection
plane existing
LCD Module
Cover Glass
Backlight
Air Gap
Reflected lights harm viewing ability
Incident light Panel light decayed
Reflected lights
LCD Module
Cover Glass
Backlight
OCA
Incident lightReflected light
Panel light
Reflected light
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Agenda
Touch Sensors and the Market TrendManufacturing of Projective-Capacitive
Touch modulesIntroduction of UniDisplay --- A
projective-capacitive touch sensor maker
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UniDisplay Profile
A Projective Capacitive Touch Panel Manufacture Established: 2007.11.01 Employee: 150 (will be over 500 after 2009/Q1) Capacity: 24 M pcs/year (2”-7”)
10 M pcs/year (7”~24”) Factory Site: Taiwan & China Registered Capital: NTD 1.7B (~US$ 54 M) Chairman of Board: T.J. Tseng President: Dr. M.R. Chen Related Groups: UMC and Unimicron
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UMC Group
Unimicron Group
UniDisplay
UMC and Unimicron Groups
InvestmentInvestment
Joint InvestmentJoint Investment
. Novatek 聯詠. SiS 矽統. ITE 聯陽. PixArt Imaging 原相. Faraday 智原Other Investments related to IC Design
Other Investments related to IC Design
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Plants overview
Taiwan China
HsinFung Plant
HsinFung Town Hsinchu CountyNorth of Taiwan
ChungShin Plant
ChuTung TownHsinchu CountyNorth of Taiwan
Planed China Plant
ShenZhenGuangdong
South of China
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Available Product Formats
Major product formats we can provide:
1. Touch sensor only (without IC, Cover Lens)
2. Touch module (with IC, Cover Lens)
3. Total module (with touch module + LCM)
Cover Lens
Touch Panel
LCM
Projective Capacitive Touch Module
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Exampled Product Formats
T/P+cover-lens+FPC+IC T/P+cover-lens+COF(Flex) T/P+cover-lens+COF+LCM
T/P only T/P+cover-lens+FPC
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Exampled Touch Products
I/O Channel total No. 21 21 22
Long side channel No. 12 12 14
Short side channel No.
9 9 8
Metal line width/space 30μm/30μm 30μm/30μm 30μm/30μm
ITO line width 200μm 200μm 200μm
OA size (mmXmm) 55.44x79.3 61.74x76.44 66.2x103
Transparency >88% >88% >88%
3.2” 4.3”3.5”
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Demo of projective-capacitive touch module
7” Touch Demo
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The scope of the projective-capacitive touch industry
T/P Maker• Sensor structure & circuit design• T/P module & integration• Different design guide
T/P Controller IC• Firmware & sense process design• Interface with T/P Specs.• Hand-writing recognition
System Maker• Interface with T/P & LCD & system• Software & user interface
Source: TouchPad panel theme, Deutsche Bank AG
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Core Competences of UniDisplay
A total solution provider A strong projective-capacitive touch solution
provider who can facilitate the customers/partners to work out customized designs and deliver the products.
Capable of providing controller IC solutions upon the need of the customers.
Capable of providing various product formats.
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Core Competences of UniDisplay
Technical strength, we are capable of providing double and staggered ITO sensors full lamination for cover and LCM narrow edge of sensing glass, down to 1 mm each
side high resolution (S/W = 15um/15um or higher
resolution upon request) high edge quality with laser scriber and C/S
substrate high transmittance ≧ 88%
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ThankThanks fors for youyourr attentionsattentions!!
UniDisplay Corp.(Subsidiary of UMC / Unimicron Group)
Contacts:Jeng-Maw Chiou, [email protected] Tsou, [email protected]