Download ITS GOOD TO BE IN TOUCH

Introduction
Dave Yao
Vice President of Worldwide Sales
Cambrios Technologies Corp.
Leader in Transparent Conductors
2
•
Founded in 2002 by scientists at MIT and University of
California, Santa Barbara
•
Design and manufacturing in Sunnyvale, CA with offices
in Japan and Taiwan
•
Strategic investors including Nissha Printing, Toray and
Samsung
•
Strong IP Portfolio: >175 pending patent applications,
>22 issued or allowed patents
•
Phones, AIO’s and Monitors with Cambrios technology
based touch commercially available in the market
ClearOhm Inks
ClearOhm
Sensor
Supply
Chain
Coated
Film
Touch
Sensor
Maker
ODM’s
Changing Requirements for
Transparent Conductors
Higher
Conductivity
Lower Cost
Difficult
to achieve
with ITO
Flexibility
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Ability to
conform to
bends and
curves
Transparent Conductors: Alternatives
to ITO
Metal Mesh
Silver Nanowires
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CNTs and Nanobuds
Conducting Polymers
Graphene
Other ITO Replacement Technologies
Cannot Beat ClearOhm
TM
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Silver Nanowires
• Pros
Plan View
–
–
–
–
High conductivity
High transparency
Inexpensive and easy to use
Commercially used in many
products
– Well established and growing
supply chain
• Cons
– Increased haze < 30 ohms/sq
• Useful in some high-conductivity
applications
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70 degree tilt
Enabling Pro-Cap touch Panels for Ultrabook and
Monitors
2/21/12
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Improved Manufacturing Yields
• ClearOhm™ is not brittle like ITO
– Improved yields during bonding (no cracking)
– flexible and curved form factors
82/21/12
Touch Panel Supply Chain Ready for Production
(Announced Relationships)
ClearOhm™ Inks
Film Makers
Okura, Hitachi Chem,
Toray, DIC, ShinEtsu
Cambrios
LGE, Shinwha, and
other Korean
suppliers
China and US based
suppliers
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Sensor Makers
eTurboTouch
LGE
Nissha Printing
CNi
ShinEtsu
Others
Products Using ClearOhm™ Technology
TM
Recent ClearOhm Products
23” Monitors/AIOs
Huawei Ascend on
Sprint
NEC MEDIAS X N-07D on
NTT DoCoMo Network
Proof of cost structure and commercial quality
• Products span low end to high end
Excellent pattern visibility and glass-like appearance
• Low cost AND high performance
• Invisible patterns, even in sunlight
• Glass sensor like appearance
Cambrios Confidential Information
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15” Point Of Sale Monitor
13.3” Intel Reference Design
Advantages of ClearOhm Touch Sensors
• Higher Conductivity
than ITO on film
• Enables laptop and
AiO/monitor touch
panels
Higher
Faster
Response Transmission
Cost
Effective
• Lower cost than ITO
• Cost advantage
increases with size
• Platform Designs
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• 92% compared to 90%
for ITO OGS sensor
• Brighter displays
• Longer battery life
• Invisible patterns & no
moiré patterns
Thinner,
Lighter,
Stronger
• FF sensor 0.2-0.4mm
even for 27” sensor
• OGS on Gorilla Glass
adds <0.05mm
Reducing Sensor Cost:
Lower Process & Material Cost
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Lower Coating Cost
Lower Patterning Cost
Lower Stack Cost
• High Speed Roll to Roll
Solution Coating
• Laser Patterning
• Hitachi Chemical TCTF:
• Integrated
Resist/OCA/nanowire
• Touch on Plastic Lens
• GF1/GF2 structure
• eliminate OCA
Managing Touch Screen Designs
Different Mesh Film and Sensor for each Display
1080p
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900p
768p
Managing Touch Screen Designs
Different Mesh Film and Sensor for each Display
1080p
900p
768p
Same Film and Sensor for each Display
1080p
900p
Silver nanowires enable platform designs
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768p
Platform Design for Lower Cost
Lower Design Cost
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Lower Testing &
Integration Cost
Lower
Inventory/Supplier
Management Cost
Case Study: Hitachi Chemical
Transparent Conductive Transparent
Film (TCTF)
Enabling Innvoative New Film Products
Hitachi Dry Resist
+
Cambrios ClearOhm™ Technology
=
Cover film
Base film (PET film)
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5 µm thick photo-patternable
transparent conducting layer
that can be laminated to any
substrate
Enabling Touch Using TCTF
• Low temperature lamination
– Compatible with film substrates or
strengthened glass (Gorilla Glass)
– Only add 5um per sensor layer
Y-Electrode
• Excellent transmission and color (low
b*)
• Sheet or Cell process
• More cost effective process than ITO
X-Electrode
100µｍ
Conductive Layer
Photosensitive Layer
10µm
Substrate
TCTF Lamination
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Substrate
X-Electrode
Formation
Substrate
TCTF Lamination
And Y-Electrode
Formation
Traditional ITO Touch Sensor
ITO
Deposit
Layer
Resist
Formation
Patterning
Etching
Stripping
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Dielectric
ITO
Fabrication Using Transfer Film
Substrate
TCT Film
Lamination
Patterning
TCT Film
Lamination
Patterning
• Transfer film process uses 1/3 the steps as
traditional ITO sensor
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Cambrios ClearOhm™: Enabling
Emerging Applications and Markets
Large Emerging Markets
3D TV’s
Solar Cells
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Flexible Displays OLED Displays/Lighting
Automotive
Flexible and Formable Devices
Resistance change in Bending Test R 3mm
屈曲試験時の抵抗値変化
R3mm
2,800
抵抗値[Ω]
Resistance (Ohms)
3,000
Ag nano wire
（PET50） Outer
Ag nano wire
（PET50） Inner
2,600
2,400
2,200
2,000
0
20,000
40,000
60,000
試験回数[往復]
80,000
100,000
# of test Times (“round trip”)
Courtesy AUO
Data Courtesy Nissha Printing
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OLED Value Proposition
• High conductivity in single
material – no need for grids
• Same or better efficiency as
ITO
• Lifetimes similar to ITO
• No angle dependence of color
• R2R manufacturing for lighting
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10cm x 10 cm ClearOhm OLED Tile
Flexible and Transparent OPV
• Roll to roll cells using
ClearOhm demonstrated
• World record for organic
photovoltaics
– 12% efficiency
• Production facility under
construction
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Image courtesy: Heliatek
Summary
• Cambrios Silver Nanowires are enabling and
accelerating the adoption of touch
– Cost effective and high performance
– Numerous products on the market
– Robust supply chain with rapidly expanding capacity
• Enabling a new world of applications, form factors,
and design flexibility
– Effective transparent electrode for OLEDs, OPV and other
applications
• A big THANK YOU to our customers for adopting
Cambrios technology
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For further information:
Web: www.cambrios.com
Email: [email protected]