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Femtocell

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presentation slide on femtocell.good for any introductory seminar.

Veröffentlicht in: Ingenieurwesen

Femtocell

  1. 1. FEMTOCELL BY: Susmita Roy (M.Tech 1stSem)
  2. 2. OUTLINE  INTRODUCTION  PROBLEMS OF EXISTING MOBILE TECHNOLOGIES  WHAT IS FEMTOCELL  COMPONENTS  WORKING  ARCHITECTURE  BENEFITS  CHALLENGES  CONCLUSION  REFERENCE
  3. 3. INTRODUCTION  Wireless world  Doubled wireless capacity Evolutionary Cellular Phone Service • 25 * wider spectrum • 5 * modulation schemes  More Preference to mobile handset VoIP
  4. 4. PROBLEMS  Low signal strength  Poor voice quality  Slow data rates  Authentication issues  QoS issues  Expensive deployment
  5. 5. WHAT IS FEMTOCELL  Femto range 10-50 meters  Small Low power base station  Installed in home  Licensed indoor coverage.  Combination of interfaces with existing mobile technologies.  Plug and play device
  6. 6. Physical Appearance
  7. 7. Interfaces  DSL/CABLE  UMTS  CDMA2000  WiMax  LTE (Long Term Evolution based on 3GPP)
  8. 8. REQUIREMENTS OF FEMTOCELL  Femtocell  Broadband Connection  Internet service provider  GPS
  9. 9. Working of femtocell
  10. 10. GENERIC ARCHITECTURE
  11. 11. Components and Reference points FAP Broadband Gateway  Fa (FAP ,broadband gateway and FGW) FGW  Fb(Cs Net, Ps Net and Ims Net) Subscriber Database  Fr and Fs(Subscriber Database and FAP) Femto application server
  12. 12. 3GPP architecture
  13. 13. SERVICES and APPLICATION  Home security  Multimedia  Video door bell  Gaming  Shopping  Child monitor
  14. 14. ADVANTAGES Cellular Users  Simple deployment  Increased user throughput  Lower transmit power  Prolong handset battery life  Improved indoor coverage  New applications  Security
  15. 15. Network Providers  Enhanced services  Increased revenue  Offload data traffic  Increased area spectral efficiency  Improved customer satisfaction
  16. 16. CHALLENGES Challenge s Technical Issues Economic and Regulatory Issues
  17. 17. Technical Issues Cell association and biasing Interference Soft handover
  18. 18. Economic and regulatory Issues Health issues Spectrum issues Licensing issue
  19. 19. FUTURE SCOPE
  20. 20. CONCLUSION  Extensive testing in progression  Issues to be resolved  Fault free target  Alleviates pressure on macrocell  Immense help to rural areas  Potential to Speed up existing mobile technologies
  21. 21. REFERENCE  Jen Chen, Peter Rauber, Damanjit Singh, Chandru Sundarraman, Peerapol Tinnakornsrisuphap, Mehmet Yavuz, “Femtocells – Architecture & Network Aspects,” IEEE Communications Magazine, vol. Jan 28, 2010  V. Chandrasekhar, J. G. Andrews, and A. Gatherer, “Femtocell networks survey,” IEEE Communications Magazine, vol. 46, no. 9, pp.59–67, September 2008.  Debjani De, Ravi Raj Bhat and V. Srinivasa Rao, “Iuh: A Protocol Solution for Scaling Femtocells,” Radisys whitepaper, vol. 9, no. 10, pp. 3798 – 3809, Dec. 2010  Informa Telecoms & Media, “Femtocell Market Status,” Femtoforum whitepaper, 2011. 25 October 2013 25  Khaled Elleithy and Varun Rao, “Femto Cells: Current Status and Future Directions,” International Journal of Next- Generation Networks (IJNGN) Vol.3, No.1, March 2011
  22. 22. THANK YOU

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