Uusia joustavia tuote-innovaatioita

perinteisen ja painettavan

elektroniikan yhdistelmillä

EEMELI Työpaja 23.05.2013

Dr. Kari Rönkä

Printed Functional Solutions

VTT Technical Research Centre of Finland

2 23/05/2013

Content

VTT Printed Intelligence 2012 | For external use

Key Bottlenecks and

needed development themes

Printed and Flexible electronics opportunities

2

1

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Application landscape & Trends

Flexible electronics:

Partly of completely flexible

electronic devices; Manufacturing:

evaporation, MOCVD, printing etc.

Printed electronics:

Electronics devices using solution-

based manufacturing processes

Polytronics (or Printed Hybrid

Electronics):

Devices mixing printed electronics,

flexible electronics and inorganic

electronics (standard Si ICs, thin

film technology etc.)

Smart systems on foil with

potentially low cost enabling

larger visions e.g IoT

Main market drivers:

• Add new functionalities: conformability,

robustness etc.

• New applications: wearable electronics

Main market drivers:

• Cost reduction with high volume

(Roll-to-Roll) manufacturing

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Unique Finnish Research & Pilot infrastructure

Roll to Product

R2R Pilot production

Up-scale to R2R

R&D at the research

laboratories

VTT MEMSFAB Ltd

Small volume production

Micronova Pilot Plant

Centre for Micro and Nanotechnology Commercializing Printed Intelligence

R&D at the research

laboratories

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Printed Hybrid System Integration

Printing

• Roll-to-roll printing of wirings, active and passive components

Assembly and interconnection

• Moving from batch process to Roll form integration of chips

• Flex to flex integration

Over-molding

• IML (in mold labeling)

• IMD (in mold decoration)

Printed components

• OLEDs, printed solar cells

• Microfluidics, sensors

Flexible electronics

• Expanded performance with conventional microelectronics as a part of heterogeneous system

Plastic integrated systems

• 3D integrated devices

• Optics, mechanics and electronics integrated

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Printed & Flexible Electronics Opportunities

Buildings

Key features:

Easy integration

Invisible - Decorative

Distributed in large-area

Asset management with autonomous sensors in large-

area surfaces:

• Temperature, humidity, air flow &quality etc. Printed,

and/or Si, OFT switching

• Arbitrary shape and decorative energy harvesting

&storage with printing

• Zero-power electronics, wireless power

Energy efficiency and Comfort with Smart lighting:

• Thin, conformal, large-area illuminated surfaces

• Integrated smart control, wireless communication and

interoperability e.g. with 3D depth sensors

• Hidden configurable user interfaces and control panels is

walls, furniture

Smart windows and active facades:

• Controllable transmission windows with electrochromic

films

• Transparent User Interfaces

• Building integrated Photo Voltaic

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Printed & Flexible Electronics Opportunities

Automotive

Key features:

Reduced weight, volume and

cabling

Increased safety and comfort

Fuel savings and reduced

emissions

Conformal In-mould Interiors:

• Integrated lighting & overhead consoles

• Control panels for doors, armrests, pillars and

central console

• Printed Heaters for floors, seats

Conformal autonomous exteriors:

• Photovoltaic and batteries

• Tail lights

• Embedded climatic sensors

Vision enhancement & info availability:

• Transparent displays

• Head-up-display optical films

• Sun protection electrochromic films

Courtesy Fiat

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Printed & Flexible Electronics Opportunities

Personal Wellbeing

Key features:

Disposable

Easy to use

Low cost

Wellbeing:

• Detect volatiles in breath or food with printed sensors

• Detect volatiles or bacteria in food

• Disposable indicators for water quality

Cosmetics:

• Flexible solution for electrical and light-based skin

care with disposable batteries, LEDs

• Microfluidic solutions for liquid and fragrance delivery

Health:

• Printed medical diagnostics based on microfluidistics

• Flexible hybrid disposable healthcare sensors with

printable components such as sensors, displays and

batteries.

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Printed & Flexible Electronics Opportunities

Consumer Electronics & Accessories & Games

Key features:

Design Freedom

Conformal functional surfaces

Reduced complexity and

volume

Design Freedom :

• Arbitrary shape and decorative battery life

extension with printed photo voltaic

• Elimination of holes and interconnects with

printed touch controls

• Thin, flexible, light-weight and robust for wearable

electronics with elastomer over-moulding

Integrated signage and lighting:

• Conformal indicators and back-lighting with ultra-

small ILED and OLEDs

• Secondary displays with ILEDs, electrochromics

and electrophoretic displays

New user experience:

• Control by bending

• Touch controls

• Combining with graphical products

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Printed & Flexible Electronics Opportunities

Retail

Key features:

Eye-catching

Interactive

Productivity

Point-of-purchase:

• Attention and information

• User interface connecting physical and digital

world for new WEB services

• Interaction and cloud connection with NFC smart

phone

Interactive brand advertising:

• Blinking lights with ILEDs and OLEDs + wireless

power

• Changing images with active paper or

electrochromic displays

• Electronic shelf labels

Logistics:

• Logistic chain condition monitoring with printed

sensors, displays, memory, battery

• Active 2D&3D RFID tags for goods & container

tracking & history

• Stock management with force sensors

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Key challenges towards industrialization

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Printed Hybrid Electronics

Identified long-term development needs

1. Design Flow and Tool integration

2. Printed & Hybrid Integration Processes Maturity

3. Roll-to-Product Testing methods

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Theme 1: Design Flow and Tool integration

The main objectives:

Collection of existing compatible components to data-base

Modelling of printed components e.g. OTFT

Describe and verify FOLAE component data sheets

Integrate novel FOLAE-based components in existing EDA tools

Develop compatible Process Design Kits and Designer’s Handbook

Develop current microelectronics-based Design Flows and Tools

co-design capability for

new printed &flexible electronics heterogeneous systems

FOLAE = Flexible, organic/inorganic, Large-Area Electronics

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Theme 2: Printed & Hybrid Integration Processes Maturity

The main objectives:

Stabilizing and controlling R2R printing processes

Key performance parameters, tolerances, repeatability

On-line process control methods and instrumentation

Feedback loop from prototype manufacturing and testing

R2R assembly and interconnection processes on flexible substrates

based on conductive adhesives

New materials, Process optimization, reliability, manufacturability

feedback to component developers

Packaging methods: lamination, over-moulding

Systematically increase the printed electronics manufacturing

processes, including heterogeneous integration, maturity level

(TRL/MRL) from 3-4 to 5-7

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Theme 3: Roll-to-Product Testing methods

The main objectives:

Novel quality measurements for organic and inorganic thin/thick films

(thickness, roughness, uniformity etc)

Electrical and optoelectronic performance testing

Passive components on-line laser tuning

Printed Hybrid system functional testing

New innovative testing and quality control instruments and methods

Develop R2R on-line control and Roll-to-Product functional testing

methods, equipment, processes and Design-For-Testing methodology

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Summary

• Printed Hybrid electronics offers a lot of potential for new innovative

performance features and products

• Finland has in research organizations and in companies world-class

competence background, research results and piloting capability to

utilize this business opportunity

• Key bottlenecks needing long-term research and development actions:

1. Design Flow and Tool integration

2. Printed & Hybrid Integration Processes Maturity

3. Roll-to-Product Testing methods

Wireless power Printed electronics Embedded Electronics Embedded Software Hybrid Integration

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VTT creates business from technology Contact information:

Kari Rönkä

Printed Functional Solutions

Tel. +358 40 774 9846

kari.ronka@vtt.fi