SENSITIVE
SKIN
OUTLINE
INTRODUCTION
SKIN MATERIALS
DEVICES
SIGNAL PROCESSING
ADVANTAGES
DISADVANTAGES
APPLICATION
CONCLUSION
INTRODUCTION
What is sensitive skin?
It is a large area flexible array of sensors, with data
processing capabilities, with...
INTRODUCTION
Machines in unstructured environments
Societal needs and concerns
a) Health industry
b) Eco friendly
c) Dif...
SYSTEM COCEPT
FIG: Sketch of interconnects between sensors,
intelligence and actuators
RESEARCH ISSUES
Skin Materials
Sensing Devices
Signal and Data Processing
Applications
SKIN MATERIALS
Hold embedded sensors
Flexible
Stretch, shrink and wrinkle
Novel wire materials
Substrate / interconnect issues
1. Stretching and bending
make the substrate thin or place interconnects at neutral
plane
MODELS
Three different models of substrate /
interconnect system evolved:
1. Saran wrap model
2. Soccer ball model
3. Pant...
Adding Sensors To Substrate
1.Hybrid Approach
2.Integrated Approach
In here circuits are directly on the substrate .
This method avoids the high cost and reliability is...
3. Distributed Intelligence Approach
A network of optical fiber are used to sense the properties
Devices For Sensitive Skin
1.Flexible or deformable
2.Power storage
3.Deployed 2-D array
4.Smaller array
5. Self sensing a...
Large - Area Electronics
1.Organic electronics and optoelectronics on
flexible substrates.
OTFT
2. Thin Film MEMS
Thin film micro electromechanical (MEMS) devices on
plastic substrate demonstrate that mechanical sensor...
Manufacturing Of Large Area Sensitive
Skin
Printing techniques
1.Direct Printing
2.Laser Writing
3.Nanoimprinting
Direct Printing
Laser Writing
LASER WRITING
Laser writing is combined with MAPLE process:
1.Electronic circuit patterns are formed
2.Move the receiving ...
Nanoimprinting
Principle
A thickness is created which
is transferred through resist
layer via on O2 plasma
based etching p...
SIGNAL PROCESSING
Fault Tolerance
Data Reduction
Data Processing
ADVANTAGES
Reversal of negative impacts of machines
Reduction in weight and thickness
Can be rolled
FIR AND IIR filter...
DISADVANTAGES
Skin be able to conform to arbitrary shapes.
Able to flex, bend and stretch
Properties of fusion vary whe...
APPLICATIONS
1.Human skin or Wearable skin
2.Sensitive skin for machines
3.Environmental sensitive skin
4.Actuated sensiti...
FUTURE SCOPE
Develop new inexpensive consumer electronics
Displays, printers
Store and information
Ranging from medici...
CONCLUSION
Sensitive skin will make it possible to have unsupervised machinery
in unstructured, unpredictable surroundings...
Sensitive skin
Sensitive skin
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Sensitive skin

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What is sensitive skin?
It is a large area flexible array of sensors, with data processing capabilities, with the ability to sense the surroundings.
It make possible the use of unsupervised machine in our midst.
Machines in unstructured environments
Societal needs and concerns
a) Health industry
b) Eco friendly
c) Difficulties of acceptance

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  • FIG: Sketch of interconnects between sensors, intelligence and actuators
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  • Sensitive skin

    1. 1. SENSITIVE SKIN
    2. 2. OUTLINE INTRODUCTION SKIN MATERIALS DEVICES SIGNAL PROCESSING ADVANTAGES DISADVANTAGES APPLICATION CONCLUSION
    3. 3. INTRODUCTION What is sensitive skin? It is a large area flexible array of sensors, with data processing capabilities, with the ability to sense the surroundings. It make possible the use of unsupervised machine in our midst.
    4. 4. INTRODUCTION Machines in unstructured environments Societal needs and concerns a) Health industry b) Eco friendly c) Difficulties of acceptance
    5. 5. SYSTEM COCEPT FIG: Sketch of interconnects between sensors, intelligence and actuators
    6. 6. RESEARCH ISSUES Skin Materials Sensing Devices Signal and Data Processing Applications
    7. 7. SKIN MATERIALS Hold embedded sensors Flexible Stretch, shrink and wrinkle Novel wire materials
    8. 8. Substrate / interconnect issues 1. Stretching and bending make the substrate thin or place interconnects at neutral plane
    9. 9. MODELS Three different models of substrate / interconnect system evolved: 1. Saran wrap model 2. Soccer ball model 3. Panty hose model
    10. 10. Adding Sensors To Substrate 1.Hybrid Approach
    11. 11. 2.Integrated Approach In here circuits are directly on the substrate . This method avoids the high cost and reliability issues of hybrid assembly.
    12. 12. 3. Distributed Intelligence Approach A network of optical fiber are used to sense the properties
    13. 13. Devices For Sensitive Skin 1.Flexible or deformable 2.Power storage 3.Deployed 2-D array 4.Smaller array 5. Self sensing ability 6.Measure distance to objects 7.Studies in h/w architecture 8.Unique properties
    14. 14. Large - Area Electronics 1.Organic electronics and optoelectronics on flexible substrates. OTFT
    15. 15. 2. Thin Film MEMS Thin film micro electromechanical (MEMS) devices on plastic substrate demonstrate that mechanical sensors can be built on flexible substrate . 3. Nanostructures Ultra large area ICs embedded into electrotextiles
    16. 16. Manufacturing Of Large Area Sensitive Skin Printing techniques 1.Direct Printing 2.Laser Writing 3.Nanoimprinting
    17. 17. Direct Printing
    18. 18. Laser Writing
    19. 19. LASER WRITING Laser writing is combined with MAPLE process: 1.Electronic circuit patterns are formed 2.Move the receiving substrate 1 beam dia. 3.Assemble to get desired pattern
    20. 20. Nanoimprinting Principle A thickness is created which is transferred through resist layer via on O2 plasma based etching process. Fig shows a nanoimprint lithography (NIL)
    21. 21. SIGNAL PROCESSING Fault Tolerance Data Reduction Data Processing
    22. 22. ADVANTAGES Reversal of negative impacts of machines Reduction in weight and thickness Can be rolled FIR AND IIR filters conserves the battery power. Friendly to environment
    23. 23. DISADVANTAGES Skin be able to conform to arbitrary shapes. Able to flex, bend and stretch Properties of fusion vary when components fail or repaired.
    24. 24. APPLICATIONS 1.Human skin or Wearable skin 2.Sensitive skin for machines 3.Environmental sensitive skin 4.Actuated sensitive skin
    25. 25. FUTURE SCOPE Develop new inexpensive consumer electronics Displays, printers Store and information Ranging from medicine and biology to machine industry and defense space exploration, mine detection
    26. 26. CONCLUSION Sensitive skin will make it possible to have unsupervised machinery in unstructured, unpredictable surroundings. It will make the machine cautious and eco friendly. It is an enabling technology with far reaching application The state of art in the areas that are basic to the development of skin technology shows that highly efficient devices are feasible. All this non withstanding the fact that the existing prototypes are clumsy, have low resolution, accuracy and reliability, and are not yet ready for commercialization.
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