Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.
BY,P.SAI KAMAL,ECE 3RD YR,10BA1A0443
HistoryFather of wireless mesh research projectsMIT media labs in 1997
Electro magnetic spectrum
World’s Most CoMMon frequenCyBands
PartsTransmitterRF cableSlotted wave guideantennaSensorReceiver (Rectenna)
TRANSMITTER OUTER DESIGNHigh powermicrowave oscillatorSpecial kind ofvacuum tubeEfficiency 50 to 80%
TRANSMITTER INNER DESIGNUses CROSSED-ELECTRON &MAGNETIC fields
RF cableDesigned to workat RF (multimegahertz range)High data ratewireless transceivers
Slotted waveguide antennaMicrowave radarapplicationsDirect emissionthrough slots
SensorMicrowave sensorsRaises beep alarmin silent mode
RectennaInvented by William c. Brown in 1964Dipole antenna withRF diode
Schottky barrier diode
Principle of operation
LM 2907 (F to V converter)
AdvantagesSeparate chargers eliminationCharges “anywhere anytime”within the location of waves
DisadvantagesKeeping in pocket – “Centralnervous system”Effect on “children”
Present applications       WIRELESS HOME
NOKIA Lumia 920                     IM                   NEWLY                   BORN
Present applications       MOJO
Present applications       MOPAR
Other modesSamsung E1107 Crest Solar powered mobile phone
Inductive charging
Inductive charging
Future Proposal
ConclusionNovel method of using “power of microwaves”Can carry in case of “devoid facilities”
QUERIES
Wireless charging using microwaves
Upcoming SlideShare
Loading in …5
×

Wireless charging using microwaves

24,066 views

Published on

Published in: Education

Wireless charging using microwaves

  1. 1. BY,P.SAI KAMAL,ECE 3RD YR,10BA1A0443
  2. 2. HistoryFather of wireless mesh research projectsMIT media labs in 1997
  3. 3. Electro magnetic spectrum
  4. 4. World’s Most CoMMon frequenCyBands
  5. 5. PartsTransmitterRF cableSlotted wave guideantennaSensorReceiver (Rectenna)
  6. 6. TRANSMITTER OUTER DESIGNHigh powermicrowave oscillatorSpecial kind ofvacuum tubeEfficiency 50 to 80%
  7. 7. TRANSMITTER INNER DESIGNUses CROSSED-ELECTRON &MAGNETIC fields
  8. 8. RF cableDesigned to workat RF (multimegahertz range)High data ratewireless transceivers
  9. 9. Slotted waveguide antennaMicrowave radarapplicationsDirect emissionthrough slots
  10. 10. SensorMicrowave sensorsRaises beep alarmin silent mode
  11. 11. RectennaInvented by William c. Brown in 1964Dipole antenna withRF diode
  12. 12. Schottky barrier diode
  13. 13. Principle of operation
  14. 14. LM 2907 (F to V converter)
  15. 15. AdvantagesSeparate chargers eliminationCharges “anywhere anytime”within the location of waves
  16. 16. DisadvantagesKeeping in pocket – “Centralnervous system”Effect on “children”
  17. 17. Present applications WIRELESS HOME
  18. 18. NOKIA Lumia 920 IM NEWLY BORN
  19. 19. Present applications MOJO
  20. 20. Present applications MOPAR
  21. 21. Other modesSamsung E1107 Crest Solar powered mobile phone
  22. 22. Inductive charging
  23. 23. Inductive charging
  24. 24. Future Proposal
  25. 25. ConclusionNovel method of using “power of microwaves”Can carry in case of “devoid facilities”
  26. 26. QUERIES

×