Using HF RF field to power tem

1. Powering Sensors with HF RF Field
Terry Rachwalski
VP Business Development
trachwalski@proximarf.com
@proximarf
Not every sensor needs an internal power source.
www.proximarf.com

2. Agenda
• RF energy harvesting sensors
• Background
• Technology
• Applications
• Questions
Not every sensor needs an internal power source.
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3. Energy Harvesting
• Match to application
• Where are batteries not
welcome?
I need a • Consider:
JOB!
– Cost
– Space
– Maintenance
– Time
Not every sensor needs an internal power source.
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4. The B word
Size, Total Cost
vs. Capacity
Not every sensor needs an internal power source.
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5. Ref: Paul Buckley, EE Times Europe, July 2009
Not every sensor needs an internal power source.
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6. Parameter Revenue Share
Temperature 14.3%
Pressure 9.9%
Level 6.6%
Flow 23.6%
Dr. Rajender Thusu, PhD, Frost & Sullivan , SensorsMag June 2010
Not every sensor needs an internal power source.
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7. Sensors Mag,
June 2010
Not every sensor needs an internal power source.
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8. When & Where is the data needed?
Data
Collection
Data Display
Data
Reduction
Conclusions:
Drawing/Verifying
M & H Qualitative Analysis
Process,
Not every sensor needs an internal power source.
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9. One size fits all?
Wireless power is inevitable in the evolution of wireless
technology Not every sensor needs an internal power source.
Fuji-Keizai USA
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10. What it is & what it isn’t
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11. Not every sensor needs an internal power source.
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12. RFID Background
Gene Fedors, RFID Technical Institute, The Evolution of RFID – Next Wave
Principles, Challenges & Solutions
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13. Know before you go…
http://www.nowpublic.com/world/bad-decisions-have-be-corrected
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14. Source: Jedermann, R; Moehrke, A.; Lang, W: Supervision of Banana Transports by the Intelligent
Container., September 2010
Not every sensor needs an internal power source.
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15. Building Blocks
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16. It only appears easy
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17. Not every sensor needs an internal power source.
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18. External Monitor
Image: Duisburg-based Fraunhofer Institute for Microelectronic Circuits and Systems.
Not every sensor needs an internal power source.
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19. www.proximarf.com
Food Transportation
Not every sensor needs an internal power source.

20. Restaurants/Retail
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21. Terry Rachwalski
trachwalski@proximarf.com
@proximarf
http://www.proximarf.com
Not every sensor needs an internal power source.
www.proximarf.com