Mitigation of the finger loading effect in handset antennas

EuCAP 2010 - The 4th European Conference on Antennas and Propagation

Volumn , Issue , 2010, Pages

  Anguera, J ^a,b   Andujar A ^a   Camps, A ^b   Puente, C ^a,c   Picher, C ^a  

^a Alcalde Barnils 64   (Spain)

^b UNIVERSITAT RAMON LLULL   (Spain)

^c UNIVERSITAT POLITÈCNICA DE CATALUNYA   (Spain)

Author keywords

[No Author keywords available]

Indexed keywords

ANTENNA AREA; BROADBAND MATCHING NETWORKS; CRITICAL ISSUES; DETUNINGS; DISTRIBUTED ANTENNA SYSTEM; GROUND PLANES; GSM-900; HANDSET ANTENNA; HUMAN BODIES; HUMAN BODY EFFECT; LOADING EFFECTS; SINGLE ANTENNA; SMALL ANTENNA;

CHANNEL CAPACITY; LOADING; MOBILE ANTENNAS; TELECOMMUNICATION SYSTEMS; TELEPHONE SETS;

ANTENNA GROUNDS;

EID: 77955331781     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (26)

1. H. Morishita, H. Furuuchi and K. Fujimoto, "Characteristics of a balance-fed loop antenna system for handsets in the vicinity of human head or hand", IEEE Antennas and Propagation Society International Symposium, Salt Lake City, USA July 2000., pp.2254-2257.
2. B.S. Collins, S.P. Kingsley, J.M. Ide, S.A. Saario, R.W. Schlub, and S.G. O'Keefe, "A multi-band hybrid balanced antenna", IEEE International Workshop on Antenna Technology: Small Antennas and Novel Metamaterials, White Plains, New York, March 6-8, 2006, pp.100-103.
3. M.I. Kitra, C.J. Panagamuwa, P. McEvoy, J.C. Vardaxoglou, and J.R. James, "Low SAR Ferrite Handset Antenna Design", IEEE Transactions on Antennas and Propagation, Vol. 55, no. 4, April 2007, pp.1155-1164.
4. M. Bank and B. Levin, "The Development of a Cellular Phone Antenna with Small Irradiation of Human-Organism Tissues", IEEE Antennas and Propagation Magazine, Vol. 49, No. 4, August 2007, pp.65-73.
5. K. M. Lee and R.S. Chu, "Analysis of Mutual Coupling Between a Finite Phased Array of Dipoles and Its Feed Network", IEEE Transactions on Antennas and Propagation, Vol. 36. no. 12. December 1988, pp.1681-1699.
6. Pat. Appl, WO 2007/141187.
7. M.A. Stuchly, M. Okoniewski, M. Rahman, K. Capula "Modeling of Human Interaction with Antennas Using the Finite Difference Time Domain Technique", IEEE APS Conference on Antennas and Propagation of Wireless Communications, Nov. 1998.
8. W. J. Krzysztofik, "Meandered Double-PIFA Antenna-Handset/Human Interaction", International Conference on Microwaves, Radar & Wireless Communications, May. 2006.
9. A. Hirata, K. Shirai, O.Fujiwara, "On Averaging Mass of SAR Correlating with Temperature Elevation due to a Dipole Antenna", Progress In Electromagnetic Research (PIER) 84, pag. 221-237, 2008.
10. A. Hirata, T. Shiozawa, "Correlation of Maximum Temperature Increase and Peak SAR in the Human Head Due to Handset Antennas", IEEE transactions on Microwave Theory and Techniques, vol. 51, No. 7, Jul. 2003.
11. K. R. Boyle, Y. Yuan, L. P. Lighthart, "Analysis of Mobile Phone Antenna Impedance Variations With User Proximity", IEEE Transactions on Antennas and Propagation, vol. 55, No. 2, Feb. 2007.
12. J. Anguera, A. Camps, A. Andújar, C. Puente, "Enhancing the robustness of handset antennas to finger loading effects", IEE Electronics Letters, vol.45, no15, pp-770-771, July 2009.
13. T. Huang, K. R. Boyle, "User Interaction Studies on Handset Antennas", European Conference on Antennas and Propagation, Nov. EuCAP-2007.
14. Basic standard for the measurement of Specific Absorption Rate related to human exposure to Electromagnetic fields from mobile phones (300 MHz - 3 GHz. J, CENELEC-European Committee for Electrotechnical Standardization Std. EN 50 361, Jul. 2001.
15. A. Schiavoni, P. Bertotto, G. Richiardi, P. Bielli "SAR generated by commercial cellular phones-phone modeling, head modeling, and measurements", IEEE Transactions on Microwave Theory and Techniques, vol. 48, No. 11, Nov. 2000.
16. A. Cabedo, J. Anguera, C. Picher, M. Ribó, C. Puente, "Multi-Band Handset Antenna Combining a PIFA, Slots, and Ground Plane Modes", IEEE Transactions on Antennas and Propagation, vol.57, no.9, 2526-2533, September 2009.
17. J.J. Arenas, J. Anguera, C. Puente, "Balanced and single-ended handset antennas: free space and human loading comparison", Microwave and Optical Technology Letters, vol.51, no9, pp.2248-2254, Sep 2009.
18. J. Vergés, J. Anguera, C. Puente, D. Aguilar, "Analysis of the human body on the radiation of FM handset antenna", Microwave and Optical Technology Letters, vol.51, n 11, pp.2588-2590, November 2009.
19. J. Vergés, J. Anguera, C. Puente, D. Aguilar, "Analysis of the human body on the radiation of FM handset antenna", Microwave and Optical Technology Letters, vol.51, n11, pp.2588-2590, November 2009.
20. J. Anguera, I. Sanz, J. Mumbrú, C. Puente, "Multi-Band Handset Antenna with a Parallel Excitation of PIFA and Slot Radiators", IEEE Transactions on Antennas and Propagation, to appear in Feb. issue, 2010.
21. Basic standard for the measurement of Specific Absorption Rate related to human exposure to Electromagnetic fields from mobile phones (300 MHz - 3 GHz). J, CENELEC-European Committee for Electrotechnical Standardization Std. EN 50 361, Jul. 2001.
22. J. Anguera, C. Puente, C. Borja, G. Font, and J. Soler "A systematic method to design single-patch broadband microstrip patch antennas", Microwave and Optical Technology Letters, vol.31, no3, pp.185-188, Nov 2001. (Pubitemid 32958085)
23. A. Andújar, J. Anguera, C. Puente, "A Systematic Method to Design Broadband matching Networks", European Conference on Antennas and Propagation, EuCAP 2010, Barcelona.
24. J. Anguera, I. Sanz, A. Sanz, A. Condes, D. Gala, C. Puente, and J. Soler, "Enhancing the performance of handset antennas by means of groundplane design". IEEE International Workshop on Antenna Technology: Small Antennas and Novel Metamaterials (iWAT 2006). New York, USA, March 2006.
25. C. Picher, J. Anguera, A. Cabedo, C. Puente, S. Kahng, "Multiband handset antenna using slots on the ground plane: considerations to facilitate the integration of the feeding transmission line", Progress In Electromagnetics Research C, Vol. 7, 95-109, 2009.
26. S. Risco, J. Anguera, A. Andújar, A. Pérez, C. Puente, "Coupled Monopole Antenna Design for Multiband Handset Devices", Microwave and Optical Technology Letters, vol.52, no10, pp.359-364, Feb. 2010.