1. | EXECUTIVE SUMMARY |
1.1. | What is flexible hybrid electronics (FHE)? |
1.2. | What advantages does FHE promise? |
1.3. | Enabling technologies for FHE |
1.4. | Transition from PI to cheaper substrates |
1.5. | Low temperature component attachment |
1.6. | Development of flexible ICs |
1.7. | Conductive inks: Silver to copper |
1.8. | Assembling FHE circuits |
1.9. | Government backed research centres |
1.10. | Main addressable markets for FHE |
1.11. | SWOT Analysis for FHE |
1.12. | Predicted manufacturing trends |
1.13. | Total FHE circuits forecast |
1.14. | Total FHE circuits forecast (volume) |
2. | INTRODUCTION TO FLEXIBLE HYBRID ELECTRONICS (FHE) |
2.1. | The existing printed/flexible electronics market |
2.1.1. | Printed/flexible/organic electronics market size |
2.1.2. | Description and analysis of the main technology components of printed, flexible and organic electronics |
2.1.3. | Market potential and profitability |
2.1.4. | Route to market strategies: Pros and Cons |
2.1.5. | Printed/flexible electronics value chain is unbalanced |
2.1.6. | Many manufacturers now provide complete solutions |
2.1.7. | Many printed electronic technologies are an enabler but not an obvious product |
2.2. | Conventional electronics: Rigid and flexible PCBs |
2.2.1. | Types of printed circuit boards (PCBs) |
2.2.2. | Comparing PCB, FPCB and FHE |
2.2.3. | Multilayer PCBs - a challenge for FHE |
2.3. | Summary: Introduction |
3. | FLEXIBLE SUBSTRATES FOR FHE |
3.1. | Low temperature polymer substrates |
3.1.1. | Cost and maximum temperature are correlated |
3.1.2. | Substrates for flexible electronics |
3.1.3. | Qualitative comparison of plastic substrates properties |
3.1.4. | Manipulating polyester film microstructure for improved properties. |
3.1.5. | Substrate stiffness |
3.1.6. | Dimensional stability: Importance and effect of environment |
3.1.7. | External debris and protection/cleaning strategies |
3.2. | Stretchable substrates |
3.2.1. | Requirements for stretchable electronics |
3.2.2. | Thermosetting resin as a flexible substrate. |
3.2.3. | Stress strain curves of flexible substrates |
3.2.4. | Nikkan Industries: An alternative stretchable substrate |
3.3. | Paper substrates |
3.3.1. | Paper substrates: Advantages and disadvantages |
3.3.2. | Paper substrates can have comparable roughness |
3.3.3. | Thermal properties of paper substrates |
3.3.4. | Paper substrate case studies |
3.3.5. | Sustainable RFID tags with antennae printed on paper. |
3.4. | Summary: Flexible substrates for FHE |
3.4.1. | Roadmap for flexible substrate adoption |
4. | COMPONENT ATTACHMENT MATERIALS |
4.1. | Low temperature solder |
4.1.1. | Low temperature solder enables thermally fragile substrates |
4.1.2. | Substrate compatibility with existing infrastructure |
4.1.3. | Solder facilitates rapid component assembly via self alignment |
4.1.4. | Low temperature solder alloys |
4.1.5. | Low temperature soldering with core-shell nanoparticles |
4.1.6. | Supercooled liquid solder |
4.2. | Photonic soldering |
4.2.1. | Photonic soldering: A step up from sintering |
4.2.2. | Photonic soldering: Substrate dependence. |
4.3. | Electrically conductive adhesives |
4.3.1. | Electrically conductive adhesives: Two different approaches |
4.3.2. | Example of conductive adhesives on flexible substrates |
4.3.3. | Magnetically aligned ACA |
4.3.4. | Electrically aligned ACA |
4.3.5. | Conductive paste bumping on flexible substrates |
4.3.6. | Ag pasted for die attachment. |
4.4. | Summary: Component attachment materials |
4.4.1. | Component attachment materials for FHE roadmap |
4.4.2. | Component attachment materials for FHE roadmap |
5. | TOWARDS FLEXIBLE LOGIC AND MEMORY |
5.1. | Printed thin film transistors |
5.1.1. | Printed TFTs aimed to enable simpler processing |
5.1.2. | Technical challenges in printing thin film transistors |
5.1.3. | Printed TFT architecture |
5.1.4. | Organic semiconductors for TFTs |
5.1.5. | Organic transistor materials |
5.1.6. | OTFT mobility overestimation |
5.1.7. | Merck's Organic TFT |
5.1.8. | Printed logic for RFID |
5.1.9. | Commercial difficulties with printed transistors |
5.1.10. | Fully printed ICs for RFID using CNTs. |
5.2. | Metal oxide ICs |
5.2.1. | MoOx semiconductors: Advantages and disadvantages |
5.2.2. | Metal oxide semiconductor production methods |
5.2.3. | Evonik's solution processible metal oxide |
5.2.4. | IGZO TFTs room temperature with deep UV annealing |
5.2.5. | Flexible metal oxide ICs |
5.2.6. | Additional benefits of flexible metal oxide ICs |
5.3. | Thinning silicon ICs |
5.3.1. | OFETs offer insufficient processing capability |
5.3.2. | Thinning silicon wafers for flexibility. |
5.3.3. | Silicon on polymer technology |
5.3.4. | Thin Si processing steps |
5.3.5. | Flexible IC capabilities and comparison. |
5.3.6. | Flexible ICs for Bluetooth Low Energy (BLE) |
5.4. | Summary: Flexible logic |
5.4.1. | Latest progress with flexible/printed transistor RFID |
5.4.2. | Semiconductor Choices Compared |
5.4.3. | Lessons from the silicon chip: Need for modularity |
5.4.4. | Comparing flexible integrated circuit technologies |
5.4.5. | Roadmap for flexible ICs |
6. | CONDUCTIVE INKS |
6.1. | Silver conductive inks |
6.1.1. | Silver nanoparticles outperform flakes |
6.1.2. | Higher nanoparticle ink prices offset by conductivity |
6.1.3. | Characteristics of Ag nano inks |
6.1.4. | Curing profiles of traditional pastes |
6.1.5. | Enhancing nanoparticle ink flexibility |
6.1.6. | Particle free conductive inks and pastes |
6.1.7. | Particle free ink examples |
6.2. | Copper conductive ink |
6.2.1. | Conductive inks: Silver vs copper |
6.2.2. | Methods of preventing copper oxidisation |
6.2.3. | Superheated steam approach |
6.2.4. | Reactive agent metallization |
6.2.5. | Comparing copper inks |
6.2.6. | Photocuring/sintering |
6.2.7. | Photo-sintering |
6.2.8. | Air cured copper paste |
6.2.9. | Air curable copper pastes |
6.2.10. | Pricing strategy and performance of copper inks and pastes |
6.2.11. | Copper inks with in-situ oxidation prevention |
6.2.12. | Copper inks with in-situ oxidation prevention |
6.2.13. | Reducing cuprous oxide by sintering |
6.2.14. | Silver-coated copper |
6.3. | Summary: Conductive inks |
6.3.1. | Trends for conductive inks in FHE applications |
7. | FLEXIBLE THIN FILM POWER SOURCES |
7.1. | Flexible Batteries |
7.1.1. | Introduction to flexible batteries |
7.1.2. | Printed batteries in skin patches |
7.1.3. | Applications of printed batteries |
7.1.4. | Using a thin film battery as an FHE substrate |
7.1.5. | FHE as a power conditioning circuit. |
7.1.6. | Directly printed batteries |
7.2. | Flexible Photovoltaics |
7.2.1. | Photovoltaic efficiency over time |
7.2.2. | Organic photovoltaics (OPV) |
7.2.3. | Hybrid perovskite photovoltaics |
7.3. | Other flexible power sources. |
7.3.1. | Energy harvesting from EM spectrum |
7.3.2. | Thermoelectrics |
7.3.3. | Thermoelectrics as a power source for wearables |
7.3.4. | Triboelectrics |
7.4. | Summary: Thin film power sources. |
7.4.1. | Power sources for FHE roadmap |
8. | PRINTED SENSORS |
8.1. | Capacitive sensors |
8.1.1. | Printed capacitive sensors |
8.1.2. | Conductive materials for capacitive sensors |
8.2. | Other printed sensors |
8.2.1. | Printable photodetectors |
8.2.2. | Printable temperature sensors |
8.2.3. | Gas sensors ('electronic nose') |
8.2.4. | Electrochemical sensors |
8.2.5. | 'Sensor-less' sensing of temperature and movement |
8.3. | Summary: Thin film sensors |
9. | ASSEMBLING FLEXIBLE HYBRID ELECTRONICS |
9.1. | Pick-and-place for FHE |
9.1.1. | Combining printed and placed functionality |
9.1.2. | Pick-and-place challenges |
9.1.3. | Pick-and-place flowchart |
9.1.4. | Direct die attach - an alternative to pick-and-place |
9.1.5. | Self-assembly: An alternative pick-and-place strategy |
9.1.6. | Multicomponent R2R line |
9.2. | Mounting chips on flexible substrates |
9.2.1. | Flip-chip approach overview |
9.2.2. | Solder free compliant flexible interconnects |
9.2.3. | Attachment with thermo-sonic bonding |
9.3. | FHE design tools and standards |
9.3.1. | Electronic design automation (EDA) for FHE |
9.3.2. | Standards for FHE |
9.4. | Summary: Assembling FHE |
10. | GOVERNMENT SUPPORTED RESEARCH CENTRES AND PROJECTS. |
10.1. | FHE manufacturing centres |
10.1.1. | NextFlex (USA) |
10.1.2. | Holst Centre (Netherlands) |
10.1.3. | IMEC (Belgium) |
10.1.4. | VTT (Finland) |
10.1.5. | CPI (UK) |
10.1.6. | Liten CEA-Tech (France) |
10.1.7. | Korea Institute of Machinery and Materials |
10.2. | Government funded FHE projects |
10.2.1. | Examples of UK and EU collaborative projects |
10.2.2. | SCOPE: Supply chain opportunity for printable electronics |
10.2.3. | NextFlex project call 4.0 |
10.2.4. | Semi-FlexTech projects 2020 |
10.2.5. | HiFES Program (University of Singapore) |
10.3. | Summary: Government research centres and projects |
11. | APPLICATIONS AND CASE STUDIES |
11.1. | Smart packaging and functional RFID |
11.1.1. | Two approaches to smart packaging |
11.1.2. | Market need for smart packaging |
11.1.3. | Smart packaging: Current status |
11.1.4. | The Internet of Things |
11.1.5. | Smart packaging and low performance IC demand |
11.1.6. | RFID is a major application for FHE |
11.1.7. | RFID sensors |
11.1.8. | Anatomy of passive HF and UHF tags |
11.1.9. | Passive UHF RFID Sensors with Printed Electronics |
11.1.10. | Large flexible ICs reduce attach cost? |
11.1.11. | Wine temperature sensing label |
11.1.12. | Printed electronics enabling multi component integration some use NFC as wireless power |
11.1.13. | Logic based systems |
11.1.14. | Smart tags with a flexible silicon IC |
11.2. | Wearable/healthcare monitoring |
11.2.1. | Electronic skin patches |
11.2.2. | Product areas with body-worn electrodes |
11.2.3. | Skin patches with printed attributes |
11.2.4. | Printed electronics in cardiac skin patches |
11.2.5. | Cardiac skin patch types: Flexible patch with integrated electrodes |
11.2.6. | Skin patches for inpatient monitoring |
11.2.7. | General patient monitoring: a growing focus |
11.2.8. | Sweat sensing: sweat rate and biomarkers |
11.2.9. | Chemical sensing in sweat |
11.2.10. | VivaLNK |
11.2.11. | VivaLNK |
11.2.12. | DevInnova / Scaleo Medical |
11.2.13. | US Military head trauma patch / PARC |
11.2.14. | Wound monitoring and treatment |
11.2.15. | Nissha GSI Technologies |
11.2.16. | Nissha GSI Technologies |
11.2.17. | Opportunities for printed electronics in skin patches |
11.2.18. | Opportunity for printed electronics by type of skin patch |
11.2.19. | Electrode types |
11.2.20. | Printed functionality in skin patches |
11.2.21. | Printed functionality in skin patches. |
11.2.22. | PARC / UCSD |
11.2.23. | Blue Spark |
11.2.24. | DevInnova / Scaleo Medical |
11.2.25. | Nissha GSI Technologies |
11.2.26. | Novii: Wireless fetal heart rate monitoring |
11.2.27. | GE/ Kemsense: BioSensors on conventional RFID labels |
11.2.28. | VTT Activity Badge Demonstrator |
11.2.29. | Activity Badge Demo manufacturing process flow |
11.2.30. | Wearable ECG sensor from VTT |
11.2.31. | Quad Industries - developing healthcare |
11.3. | Consumer electronics |
11.3.1. | Flexible Arduino: Making existing circuits flexible |
11.3.2. | PlasticArm: An electronic nose with FHE |
11.3.3. | PlasticArm: Utilizing bespoke flexible processesors |
11.3.4. | Augmented book: Technological overview |
11.3.5. | Thin finger print sensors using organic photodetectors |
11.3.6. | LG Sensing Smart Card: Commercial product with a printed antenna to test water salinity. Launched in 2018 in Korea |
11.3.7. | Human machine interfaces (HMI) |
11.3.8. | Printed LED lighting |
11.3.9. | Nth Degree - Printed LEDs |
11.4. | Automotive & Aeronautical |
11.4.1. | Automotive |
11.4.2. | Aerospace |
11.5. | Industrial and environmental monitoring |
11.5.1. | FHE for industrial and environmental monitoring: Application sub-categories |
11.5.2. | FHE and 'Industry 4.0' (smart manufacturing) |
11.5.3. | FHE wireless sensors in smart factories |
11.5.4. | Condition monitoring multimodal sensor array |
11.6. | Summary: Applications and case studies |
12. | MARKET FORECASTS |
12.1. | Readiness of FHE for different applications |
12.2. | Technological readiness levels of technologies underpinning FHE |
12.3. | FHE Roadmap |
12.4. | Non-technological barriers to FHE adoption |
12.5. | FHE market forecasting approach. |
12.6. | Total FHE circuits forecast |
12.7. | Total FHE circuits forecast (volume) |
12.8. | FHE circuits for smart packaging and functional RFID (volume) |
12.9. | FHE circuits for industrial/environmental monitoring forecast |
12.10. | FHE circuits for industrial/environmental monitoring (volume) |
12.11. | FHE circuits for industrial/environmental monitoring (revenue) |
12.12. | FHE circuits for wearable/healthcare monitoring |
12.13. | FHE circuits for wearable/healthcare monitoring (volume) |
12.14. | FHE circuits for wearable/healthcare monitoring (revenue) |
12.15. | FHE circuits for consumer goods |
12.16. | FHE circuits for consumer goods (volume) |
12.17. | FHE circuits for consumer goods (revenue) |
12.18. | FHE circuits for automotive/aeronautical applications |
12.19. | FHE circuits for automotive/aeronautical applications (volume) |
12.20. | Total FHE circuits forecast - including all printed RFID. |
12.21. | Total FHE circuits forecast - including all printed RFID (volume) |
12.22. | Total FHE circuits forecast - including printed RFID (revenue) |
13. | COMPANY PROFILES |
13.1. | Company profiles list (sorted by category) |